treatments-xml/data/90/64/0E/90640E19FFD28D4AFFA687D5FD6742B1.xml
2024-06-21 12:43:58 +02:00

471 lines
41 KiB
XML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<document id="14B5564F6E34550BD5AD895CDAFBD70A" ID-DOI="10.1016/j.phytochem.2018.06.008" ID-ISSN="1873-3700" ID-Zenodo-Dep="10484041" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="juliana" IM.materialsCitations_approvedBy="juliana" IM.metadata_approvedBy="juliana" IM.tables_approvedBy="juliana" IM.taxonomicNames_approvedBy="juliana" IM.treatments_approvedBy="juliana" checkinTime="1704938836113" checkinUser="felipe" docAuthor="Milutinović, Violeta, Niketić, Marjan, Krunić, Aleksej, Nikolić, Dejan, Petković, Miloš, Ušjak, Ljuboš &amp; Petrović, Silvana" docDate="2018" docId="90640E19FFD28D4AFFA687D5FD6742B1" docLanguage="en" docName="Phytochemistry.154.19-30.pdf" docOrigin="Phytochemistry 154" docSource="http://dx.doi.org/10.1016/j.phytochem.2018.06.008" docStyle="DocumentStyle:9E596C34F4E94307D29315B03ACE1007.6:Phytochemistry.2014-2019.journal_article" docStyleId="9E596C34F4E94307D29315B03ACE1007" docStyleName="Phytochemistry.2014-2019.journal_article" docStyleVersion="6" docTitle="Hieracium calophyllum subsp. flowering" docType="treatment" docVersion="3" lastPageNumber="29" masterDocId="6C5D7661FFDB8D40FFC2840EFFA6401D" masterDocTitle="Sesquiterpene lactones from the methanol extracts of twenty-eight Hieracium species from the Balkan Peninsula and their chemosystematic significance" masterLastPageNumber="30" masterPageNumber="19" pageNumber="28" updateTime="1705328458641" updateUser="juliana">
<mods:mods id="51A561DC2255819B81DE826BC9665741" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="D11B15370D2C51E4527342B2F5773E2C">
<mods:title id="8E24F4D1251E359A2CB2D76B5A8E6C50">Sesquiterpene lactones from the methanol extracts of twenty-eight Hieracium species from the Balkan Peninsula and their chemosystematic significance</mods:title>
</mods:titleInfo>
<mods:name id="9ED145DBA3510DFFFA1A516393BD8B74" type="personal">
<mods:role id="0F788E70EB6F5C5B75259FE2DE64C895">
<mods:roleTerm id="12B4FA4F52F48F0A2EB17CE83D9F0E9A">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="0B1ADD81762F1DB98C0D90CAECCCBFE1">Milutinović, Violeta</mods:namePart>
<mods:affiliation id="FB91919BAB4EFA71C9DFEA7C15ABD5ED">Department of Pharmacognosy, University of Belgrade - Faculty of Pharmacy, Vojvode Stepe 450, 11221 Belgrade, Serbia</mods:affiliation>
</mods:name>
<mods:name id="BBB815950E241A81A44989100CE11FF3" type="personal">
<mods:role id="E5DE2B4091857F71210CFA312DD111F4">
<mods:roleTerm id="D46828EC7D51357A1C9200A6CD1A37A5">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="2CAA58BFC2A23246A712CD2F9F37E767">Niketić, Marjan</mods:namePart>
<mods:affiliation id="659B8ACF99B2DBEEF34993395F0542ED">Natural History Museum, Njegoševa 51, 11000 Belgrade, Serbia</mods:affiliation>
</mods:name>
<mods:name id="70D6720AEF5E4566946B2A37762CEC77" type="personal">
<mods:role id="2CDD7F624268DADD0D4BFBB0E7B318AD">
<mods:roleTerm id="8F9231F1B2DD4DD03EE6B549C33FCE73">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="884E3DE6303D0DB118C6154EF5BD3763">Krunić, Aleksej</mods:namePart>
<mods:affiliation id="711D7F7FE5487F7909E6AF8E627DDCB2">Department of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois, Chicago, IL 60612, USA</mods:affiliation>
</mods:name>
<mods:name id="86EB6A6D3A93738F1519B790CDF88DA2" type="personal">
<mods:role id="48CB89480B4A0EC01819B46949D075E1">
<mods:roleTerm id="CE8DAC0CF1B57840C8B181BE7FC09B63">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="1F4D97B3E37523FD27BD28C26F83949B">Nikolić, Dejan</mods:namePart>
<mods:affiliation id="50BA6474AF8B7DA3ADEAEB2EF1F4C929">Department of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois, Chicago, IL 60612, USA</mods:affiliation>
</mods:name>
<mods:name id="C03C3B2F528C0E254266518899EAF857" type="personal">
<mods:role id="0731CE0A7FB4F2B91FFC2D3D598D11FD">
<mods:roleTerm id="63EDBB622FA6A17D2945465EA92FA7AD">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="313B056C8005854AD0E3DBFCCADD5D37">Petković, Miloš</mods:namePart>
<mods:affiliation id="AE80EC4CB147EF66A6F935852C40C8E9">Department of Organic Chemistry, University of Belgrade - Faculty of Pharmacy, Vojvode Stepe 450, 11221 Belgrade, Serbia</mods:affiliation>
</mods:name>
<mods:name id="CAC4C36C9A653B13D150428FD6722520" type="personal">
<mods:role id="DD40CE597C49C4382FDDADF551E70DFD">
<mods:roleTerm id="3636CC7FB9177F93B39AD8416298476A">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="3B379E6F95BC983979E1E4AD86FC30B8">Ušjak, Ljuboš</mods:namePart>
<mods:affiliation id="52135AA3D661736092BB634F328A1C75">Department of Pharmacognosy, University of Belgrade - Faculty of Pharmacy, Vojvode Stepe 450, 11221 Belgrade, Serbia</mods:affiliation>
</mods:name>
<mods:name id="36173AE4B89DE09CF4E02A3152C93C5C" type="personal">
<mods:role id="735F06B488980A1F06459E61CC38326B">
<mods:roleTerm id="AC590278D071EDA14C8105464280A186">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="FDBFF639EB93C4004C6675BEADC04935">Petrović, Silvana</mods:namePart>
<mods:affiliation id="4DA7923499D2C2BE5C96A7D8F4EA5167">Department of Pharmacognosy, University of Belgrade - Faculty of Pharmacy, Vojvode Stepe 450, 11221 Belgrade, Serbia</mods:affiliation>
<mods:nameIdentifier id="9269529F08800FDE32EB312C03806C3E" type="email">silvana.petrovic@pharmacy.bg.ac.rs</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource id="26880745A9CD95E34102B31A97275D54">text</mods:typeOfResource>
<mods:relatedItem id="0ED04EF21D1CA2E188431F8A4FD34709" type="host">
<mods:titleInfo id="B054A9CB5D31E2D36A247FD9639CD7A9">
<mods:title id="D4164103635052C81D949920B56A11A2">Phytochemistry</mods:title>
</mods:titleInfo>
<mods:part id="FE63259870BD3F86DEC56000F407F2FE">
<mods:date id="104492FF3A323FB4A2C16D98D555B1DC">2018</mods:date>
<mods:detail id="E18AB5E743345EAF14858E5577AD9CB2" type="pubDate">
<mods:number id="02479283D16B5A98E58312BA71A3EE6A">2018-10-31</mods:number>
</mods:detail>
<mods:detail id="1AD6E9030255ED4807D6C1641EB60FCD" type="volume">
<mods:number id="71A9621EB802952C3C7E28CE45AFD0BF">154</mods:number>
</mods:detail>
<mods:extent id="F68BE0E843B3383A7C7296A74BA81D2F" unit="page">
<mods:start id="D3159249EF834884275F29BDC50E92D6">19</mods:start>
<mods:end id="E86D35D1CA75C7198F5C4AD55C09261A">30</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location id="D2A326CE64959F326CF957DFB222B5BA">
<mods:url id="0242DFC07AFD58ED035E7472191D060A">http://dx.doi.org/10.1016/j.phytochem.2018.06.008</mods:url>
</mods:location>
<mods:classification id="3CDB0DAEEDF00FFB406A417EBD4B1DEF">journal article</mods:classification>
<mods:identifier id="5DA6CBF3BD67F017F10EB58B21D668E3" type="DOI">10.1016/j.phytochem.2018.06.008</mods:identifier>
<mods:identifier id="7F894C7132B0362636436E119DC952A9" type="ISSN">1873-3700</mods:identifier>
<mods:identifier id="D2160357CFFEDA49C35F99A9DEDB4A7B" type="Zenodo-Dep">10484041</mods:identifier>
</mods:mods>
<treatment id="90640E19FFD28D4AFFA687D5FD6742B1" LSID="urn:lsid:plazi:treatment:90640E19FFD28D4AFFA687D5FD6742B1" httpUri="http://treatment.plazi.org/id/90640E19FFD28D4AFFA687D5FD6742B1" lastPageId="10" lastPageNumber="29" pageId="9" pageNumber="28">
<subSubSection id="50D7EC84FFD28D49FFA687D5FF4B4417" pageId="9" pageNumber="28" type="nomenclature">
<paragraph id="1872BF0FFFD28D49FFA687D5FF4B4417" blockId="9.[100,763,987,1034]" pageId="9" pageNumber="28">
<emphasis id="2AB9631DFFD28D49FFA687D5FF4B4417" bold="true" italics="true" pageId="9" pageNumber="28">
<heading id="433A0863FFD28D49FFA687D5FD5D43F3" bold="true" box="[100,763,987,1006]" centered="true" fontSize="36" level="1" pageId="9" pageNumber="28" reason="1">
4.3. Preparation of MeOH extract of
<taxonomicName id="DFCDC48CFFD28D49FE7A87D5FDE743F3" ID-CoL="3LM4Y" authority="R. Uechtr." box="[440,577,987,1006]" class="Magnoliopsida" family="Asteraceae" genus="Hieracium" kingdom="Plantae" order="Asterales" pageId="9" pageNumber="28" phylum="Tracheophyta" rank="species" species="calophyllum">H. calophyllum</taxonomicName>
flowering heads and
</heading>
<heading id="433A0863FFD28D49FFA687F9FF4B4417" box="[100,237,1015,1034]" fontSize="8" level="3" pageId="9" pageNumber="28" reason="8">isolation of SLs</heading>
</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="50D7EC84FFD28D4AFF478021FD6742B1" lastPageId="10" lastPageNumber="29" pageId="9" pageNumber="28" type="description">
<paragraph id="1872BF0FFFD28D49FF478021FB1944AC" blockId="9.[100,771,1070,1982]" lastBlockId="9.[818,1487,987,1201]" pageId="9" pageNumber="28">
Dried and powdered flowering heads of
<taxonomicName id="DFCDC48CFFD28D49FDC78021FD29445F" box="[517,655,1071,1090]" class="Magnoliopsida" family="Asteraceae" genus="Hieracium" kingdom="Plantae" order="Asterales" pageId="9" pageNumber="28" phylum="Tracheophyta" rank="species" species="calophyllum">
<emphasis id="2AB9631DFFD28D49FDC78021FDB2445F" bold="true" box="[517,532,1071,1090]" italics="true" pageId="9" pageNumber="28">H</emphasis>
.
<emphasis id="2AB9631DFFD28D49FDE38021FD29445F" bold="true" box="[545,655,1071,1090]" italics="true" pageId="9" pageNumber="28">calophyllum</emphasis>
</taxonomicName>
(
<quantity id="DF3512EAFFD28D49FD5F8021FD60445F" box="[669,710,1071,1090]" metricMagnitude="-2" metricUnit="kg" metricValue="1.3" pageId="9" pageNumber="28" unit="g" value="13.0">13 g</quantity>
) were macerated with
<collectingCountry id="60DAFF9FFFD28D49FEC28044FEBB4440" box="[256,285,1098,1117]" name="Switzerland" pageId="9" pageNumber="28">CH</collectingCountry>
<subScript id="8449BD4AFFD28D49FEDC805DFE81447D" attach="right" box="[286,295,1107,1120]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
Cl
<subScript id="8449BD4AFFD28D49FEF9805DFEE2447D" attach="left" box="[315,324,1107,1120]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
(1:15 w/v) at room temperature for 48 h. The extract was filtered, and the residual material dried at room temperature and re-extracted with MeOH (1:15 w/v) by bimaceration procedure (2 × 48 h). Combined MeOH extracts were evaporated under reduced pressure using a rotary evaporator (Büchi Rotavapor R- II, Flawil,
<collectingCountry id="60DAFF9FFFD28D49FF0980D8FEE744F4" box="[203,321,1238,1257]" name="Switzerland" pageId="9" pageNumber="28">Switzerland</collectingCountry>
). The thus obtained dried MeOH extract (
<quantity id="DF3512EAFFD28D49FD1C80D8FD5C44F4" box="[734,762,1238,1257]" metricMagnitude="-3" metricUnit="kg" metricValue="3.0" pageId="9" pageNumber="28" unit="g" value="3.0">3 g</quantity>
) was then suspended in H
<subScript id="8449BD4AFFD28D49FEAB80F4FED4451A" attach="both" box="[361,370,1274,1287]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
O (300 ml), extracted successively with
<collectingCountry id="60DAFF9FFFD28D49FFA68100FF27453C" box="[100,129,1294,1313]" name="Switzerland" pageId="9" pageNumber="28">CH</collectingCountry>
<subScript id="8449BD4AFFD28D49FF408118FF2D453E" attach="right" box="[130,139,1302,1315]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
Cl
<subScript id="8449BD4AFFD28D49FF5D8118FF0E453E" attach="left" box="[159,168,1302,1315]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
(300 ml), EtOAc (600 ml) and
<emphasis id="2AB9631DFFD28D49FE2F8100FE5E453C" bold="true" box="[493,504,1294,1313]" italics="true" pageId="9" pageNumber="28">n</emphasis>
-BuOH (600 ml), and then lyophilised. The thus obtained dry residue (
<quantity id="DF3512EAFFD28D49FDD28124FDE64520" box="[528,576,1322,1341]" metricMagnitude="-4" metricUnit="kg" metricValue="5.0" pageId="9" pageNumber="28" unit="g" value="0.5">0.5 g</quantity>
) was redissolved in H
<subScript id="8449BD4AFFD28D49FFB68140FFDB4546" attach="both" box="[116,125,1358,1371]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
O (
<quantity id="DF3512EAFFD28D49FF598148FF6A4544" box="[155,204,1350,1369]" metricMagnitude="-6" metricUnit="kg" metricValue="8.0" pageId="9" pageNumber="28" unit="mg" value="8.0">8 mg</quantity>
/ml) and subjected to preparative HPLC with MS detection, on an Agilent LC/MS System, equipped with Zorbax SB-C
<subScript id="8449BD4AFFD28D49FD628164FD14456A" attach="left" box="[672,690,1386,1399]" fontSize="5" pageId="9" pageNumber="28">18</subScript>
column (250 ×
<quantity id="DF3512EAFFD28D49FF6D8173FF5F458D" box="[175,249,1405,1424]" metricMagnitude="-3" metricUnit="m" metricValue="9.4" pageId="9" pageNumber="28" unit="mm" value="9.4">9.4 mm</quantity>
; 5 μm particle size). SLs were eluted using 0.1% (v/v) HCO
<subScript id="8449BD4AFFD28D49FF5081ACFF3D45B2" attach="right" box="[146,155,1442,1455]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
H/H
<subScript id="8449BD4AFFD28D49FF0781ACFF6845B2" attach="both" box="[197,206,1442,1455]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
O (mobile phase A) and MeOH (mobile phase B), and selected gradient program: 1020% B (5 min), 2030% B (5 min), isocratic 30% B (3 min), 30-20% B (7 min), 2050% B (4 min), 5090% B (6 min), with the total run time of 30 min, post run time of 5 min, flow rate of 2 ml/min, and the injection volume (
<subScript id="8449BD4AFFD28D49FDD18207FD914603" attach="right" box="[531,567,1545,1566]" fontSize="5" pageId="9" pageNumber="28">Vinj</subScript>
) of 100 μl. DAD was operating at
<quantity id="DF3512EAFFD28D49FF23822BFE8C4625" box="[225,298,1573,1592]" metricMagnitude="-7" metricUnit="m" metricValue="2.1" pageId="9" pageNumber="28" unit="nm" value="210.0">210 nm</quantity>
,
<quantity id="DF3512EAFFD28D49FEF7822BFED94625" box="[309,383,1573,1592]" metricMagnitude="-7" metricUnit="m" metricValue="2.54" pageId="9" pageNumber="28" unit="nm" value="254.0">254 nm</quantity>
,
<quantity id="DF3512EAFFD28D49FE4B822BFE764625" box="[393,464,1573,1592]" metricMagnitude="-7" metricUnit="m" metricValue="3.2" pageId="9" pageNumber="28" unit="nm" value="320.0">320 nm</quantity>
and
<quantity id="DF3512EAFFD28D49FDC0822BFDEF4625" box="[514,585,1573,1592]" metricMagnitude="-7" metricUnit="m" metricValue="3.5" pageId="9" pageNumber="28" unit="nm" value="350.0">350 nm</quantity>
wavelengths. MSD was recording in the positive ion and full-scan mode in the range of
<emphasis id="2AB9631DFFD28D49FD25824FFFCB4672" bold="true" italics="true" pageId="9" pageNumber="28">m/ z</emphasis>
80700 to acquire Total Ion Chromatogram (TIC). Optimized ion source parameters were as follows: fragmentor voltage of 200 V, nebulising drying gas flow of 9 L/min at 350 ̊C, nebulizer pressure of 40 psi and capillary voltage of 3000 V. Splitter was set at 1000:1. Time-based fractionation afforded eleven fractions, F 111, which were collected during 0.5 min (F 13), 1 min (F 46, 9), or 3 min (F 7, 8, 10, 11). Fraction F 4 (
<subScript id="8449BD4AFFD28D49FE8E830AFEF84704" attach="left" box="[332,350,1796,1817]" fontSize="5" pageId="9" pageNumber="28">tR</subScript>
= 14.32 min) afforded compound
<emphasis id="2AB9631DFFD28D49FD69830AFD11470A" bold="true" box="[683,695,1796,1815]" pageId="9" pageNumber="28">1</emphasis>
(
<quantity id="DF3512EAFFD28D49FD05830AFD51470A" box="[711,759,1796,1815]" metricMagnitude="-6" metricUnit="kg" metricValue="1.0" pageId="9" pageNumber="28" unit="mg" value="1.0">1 mg</quantity>
), F 6 (
<subScript id="8449BD4AFFD28D49FF5F832EFF094728" attach="left" box="[157,175,1824,1845]" fontSize="5" pageId="9" pageNumber="28">tR</subScript>
= 15.55 min) compound
<emphasis id="2AB9631DFFD28D49FE76832EFE66472E" bold="true" box="[436,448,1824,1843]" pageId="9" pageNumber="28">2</emphasis>
(
<quantity id="DF3512EAFFD28D49FE16832EFDBF472E" box="[468,537,1824,1843]" metricMagnitude="-6" metricUnit="kg" metricValue="1.5" pageId="9" pageNumber="28" unit="mg" value="1.5">1.5 mg</quantity>
), F 7 (
<subScript id="8449BD4AFFD28D49FDAB832EFDDD4728" attach="left" box="[617,635,1824,1845]" fontSize="5" pageId="9" pageNumber="28">tR</subScript>
= 16.72 min) compound
<emphasis id="2AB9631DFFD28D49FF118332FF794752" bold="true" box="[211,223,1852,1871]" pageId="9" pageNumber="28">3</emphasis>
(
<quantity id="DF3512EAFFD28D49FF308332FE844752" box="[242,290,1852,1871]" metricMagnitude="-6" metricUnit="kg" metricValue="3.0" pageId="9" pageNumber="28" unit="mg" value="3.0">3 mg</quantity>
) and F 9 (
<subScript id="8449BD4AFFD28D49FE568332FE00474C" attach="left" box="[404,422,1852,1873]" fontSize="5" pageId="9" pageNumber="28">tR</subScript>
= 31.25 min) compound
<emphasis id="2AB9631DFFD28D49FD658332FD154752" bold="true" box="[679,691,1852,1871]" pageId="9" pageNumber="28">4</emphasis>
(
<quantity id="DF3512EAFFD28D49FD078332FD5E4752" box="[709,760,1852,1871]" metricMagnitude="-6" metricUnit="kg" metricValue="5.0" pageId="9" pageNumber="28" unit="mg" value="5.0">5 mg</quantity>
). Compounds
<emphasis id="2AB9631DFFD28D49FF188356FF404776" bold="true" box="[218,230,1880,1899]" pageId="9" pageNumber="28">2</emphasis>
and
<emphasis id="2AB9631DFFD28D49FED78356FE874776" bold="true" box="[277,289,1880,1899]" pageId="9" pageNumber="28">3</emphasis>
gradually decomposed upon one-week standing in D
<subScript id="8449BD4AFFD28D49FFB18372FFDA4794" attach="both" box="[115,124,1916,1929]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
O solution at temperature above 303 K. The mixture of
<emphasis id="2AB9631DFFD28D49FD6B837DFD13479B" bold="true" box="[681,693,1907,1926]" pageId="9" pageNumber="28">2</emphasis>
and its degradation products was further separated on Zorbax SB-C
<subScript id="8449BD4AFFD28D49FD608396FD1247B8" attach="left" box="[674,692,1944,1957]" fontSize="5" pageId="9" pageNumber="28">18</subScript>
column (50 ×
<quantity id="DF3512EAFFD28D49FF6183A5FF4A47A3" box="[163,236,1963,1982]" metricMagnitude="-3" metricUnit="m" metricValue="9.4" pageId="9" pageNumber="28" unit="mm" value="9.4">9.4 mm</quantity>
; 5 μm particle size) affording
<emphasis id="2AB9631DFFD28D49FDE883A5FDE447A3" bold="true" box="[554,578,1963,1982]" pageId="9" pageNumber="28">2a</emphasis>
(
<quantity id="DF3512EAFFD28D49FD9483A5FD3A47A3" box="[598,668,1963,1982]" metricMagnitude="-7" metricUnit="kg" metricValue="5.0" pageId="9" pageNumber="28" unit="mg" value="0.5">0.5 mg</quantity>
). For this purpose, mobile phases: 0.1% (v/v) HCO
<subScript id="8449BD4AFFD28D49FB0387EDFB6C43ED" attach="both" box="[1217,1226,995,1008]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
H/H
<subScript id="8449BD4AFFD28D49FB3787EDFB5843ED" attach="right" box="[1269,1278,995,1008]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
O (A) and MeOH (B), and fast gradient program: 2030% B (5 min), 5090% B (6 min), 90- 20% B (3 min), with the total run time of 15 min, flow rate of 2 ml/ min, and
<subScript id="8449BD4AFFD28D49FC4F8021FC084459" attach="left" box="[909,942,1071,1092]" fontSize="5" pageId="9" pageNumber="28">Vinj</subScript>
of 60 μl were used. The mixture of
<emphasis id="2AB9631DFFD28D49FAC18021FAA9445F" bold="true" box="[1283,1295,1071,1090]" pageId="9" pageNumber="28">3</emphasis>
and its degradation products was fractioned using the same column, mobile phases, flow rate and
<subScript id="8449BD4AFFD28D49FC4B8068FC0C4461" attach="left" box="[905,938,1126,1148]" fontSize="5" pageId="9" pageNumber="28">Vinj</subScript>
, with slightly different gradient program, i.e. 2030% B (5 min), 30-20% B (5 min), 5090% B (2 min), 90-20% B (1 min), and the total run time of 14 min, affording
<emphasis id="2AB9631DFFD28D49FB6F8090FB1F44AC" bold="true" box="[1197,1209,1182,1201]" pageId="9" pageNumber="28">4</emphasis>
.
</paragraph>
<paragraph id="1872BF0FFFD28D49FCF080D6FAF2451A" blockId="9.[818,1487,1240,1427]" pageId="9" pageNumber="28">
<heading id="433A0863FFD28D49FCF080D6FAF2451A" centered="true" fontSize="8" level="3" pageId="9" pageNumber="28" reason="8">
<emphasis id="2AB9631DFFD28D49FCF080D6FAF2451A" italics="true" pageId="9" pageNumber="28">
<emphasis id="2AB9631DFFD28D49FCF080D6FBE944F6" bold="true" box="[818,1103,1240,1259]" italics="true" pageId="9" pageNumber="28">4.3.1. Calophyllamine B (1, 3</emphasis>
β
<emphasis id="2AB9631DFFD28D49FB9880D6FBCF44F6" bold="true" box="[1114,1129,1240,1259]" italics="true" pageId="9" pageNumber="28">-(</emphasis>
β
<emphasis id="2AB9631DFFD28D49FBB780D6FAE544F6" bold="true" box="[1141,1347,1240,1259]" italics="true" pageId="9" pageNumber="28">-glucopyranosyl)-oxy-8</emphasis>
α
<emphasis id="2AB9631DFFD28D49FA8C80D6FA1A44F6" bold="true" box="[1358,1468,1240,1259]" italics="true" pageId="9" pageNumber="28">-hydroxy-13</emphasis>
α
<emphasis id="2AB9631DFFD28D49FA0A80D6FBCD451A" bold="true" italics="true" pageId="9" pageNumber="28">- (N-prolyl)-eudesma-1,4(15)-dien-5</emphasis>
α,
<emphasis id="2AB9631DFFD28D49FBBF80FAFB2F451A" bold="true" box="[1149,1161,1268,1287]" italics="true" pageId="9" pageNumber="28">6</emphasis>
β,
<emphasis id="2AB9631DFFD28D49FB5880FAFB00451A" bold="true" box="[1178,1190,1268,1287]" italics="true" pageId="9" pageNumber="28">7</emphasis>
α,
<emphasis id="2AB9631DFFD28D49FB7580FAFB69451A" bold="true" box="[1207,1231,1268,1287]" italics="true" pageId="9" pageNumber="28">11</emphasis>
β
<emphasis id="2AB9631DFFD28D49FB1880FAFAF2451A" bold="true" box="[1242,1364,1268,1287]" italics="true" pageId="9" pageNumber="28">H-12,6-olide)</emphasis>
</emphasis>
</heading>
</paragraph>
<paragraph id="1872BF0FFFD28D49FC91811EFB6E458E" blockId="9.[818,1487,1240,1427]" pageId="9" pageNumber="28">
White solid [
<emphasis id="2AB9631DFFD28D49FC11811EFC79453E" box="[979,991,1296,1315]" italics="true" pageId="9" pageNumber="28">α</emphasis>
]
<subScript id="8449BD4AFFD28D49FC2A8116FC554538" attach="left" box="[1000,1011,1304,1317]" fontSize="5" pageId="9" pageNumber="28">D</subScript>
+106 (
<emphasis id="2AB9631DFFD28D49FB85811EFBF6453E" bold="true" box="[1095,1104,1296,1315]" italics="true" pageId="9" pageNumber="28">c</emphasis>
0.5, H
<subScript id="8449BD4AFFD28D49FB548116FB394538" attach="both" box="[1174,1183,1304,1317]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
O).
<superScript id="EFB81247FFD28D49FB048105FB694505" attach="right" box="[1222,1231,1291,1304]" fontSize="5" pageId="9" pageNumber="28">1</superScript>
H,
<superScript id="EFB81247FFD28D49FB2C8105FAA64505" attach="right" box="[1262,1280,1291,1304]" fontSize="5" pageId="9" pageNumber="28">13</superScript>
C, DEPT, HMBC, and NOESY spectroscopic data are presented in
<tableCitation id="554F8AB4FFD28D49FB388122FAEE4522" box="[1274,1352,1324,1343]" captionStart="Table 2" captionStartId="3.[99,149,551,568]" captionTargetBox="[115,1924,612,1497]" captionTargetPageId="3" captionText="Table 2 1 H, 13 C, DEPT, HMBC, and NOESY/ROESY data of compounds 1, 2 and 3 in D O." pageId="9" pageNumber="28">Table 2</tableCitation>
. HRMS
<emphasis id="2AB9631DFFD28D49FA678122FA6C4522" bold="true" box="[1445,1482,1324,1343]" italics="true" pageId="9" pageNumber="28">m/z</emphasis>
: 540.2456 [M + H]
<superScript id="EFB81247FFD28D49FC31814DFBA5454D" attach="left" box="[1011,1027,1347,1360]" fontSize="5" pageId="9" pageNumber="28">+</superScript>
(calcd 540.2439 for [M + H]
<superScript id="EFB81247FFD28D49FAF7814DFAE3454D" attach="left" box="[1333,1349,1347,1360]" fontSize="5" pageId="9" pageNumber="28">+</superScript>
C
<subScript id="8449BD4AFFD28D49FA9F815EFAC94540" attach="right" box="[1373,1391,1360,1373]" fontSize="5" pageId="9" pageNumber="28">26</subScript>
H
<subScript id="8449BD4AFFD28D49FABC815EFA364540" attach="both" box="[1406,1424,1360,1373]" fontSize="5" pageId="9" pageNumber="28">38</subScript>
NO
<subScript id="8449BD4AFFD28D49FA6D815EFA674540" attach="left" box="[1455,1473,1360,1373]" fontSize="5" pageId="9" pageNumber="28">11</subScript>
), qTOF-MS/MS (15 eV)
<emphasis id="2AB9631DFFD28D49FBC6816AFB8E456A" bold="true" box="[1028,1064,1380,1399]" italics="true" pageId="9" pageNumber="28">m/z</emphasis>
(rel. int.): 540.2456 (100), 494.2445 (22), 316.2084 (3), 128.0718 (4), 100.0759 (4).
</paragraph>
<paragraph id="1872BF0FFFD28D49FCF081B4FB7245F4" blockId="9.[818,1487,1466,1624]" pageId="9" pageNumber="28">
<heading id="433A0863FFD28D49FCF081B4FB7245F4" centered="true" fontSize="8" level="3" pageId="9" pageNumber="28" reason="8">
<emphasis id="2AB9631DFFD28D49FCF081B4FB7245F4" italics="true" pageId="9" pageNumber="28">
<emphasis id="2AB9631DFFD28D49FCF081B4FBDA45D0" bold="true" box="[818,1148,1466,1485]" italics="true" pageId="9" pageNumber="28">4.3.2. Calophyllamine A (2, 3</emphasis>
β,
<emphasis id="2AB9631DFFD28D49FB4E81B4FB3E45D0" bold="true" box="[1164,1176,1466,1485]" italics="true" pageId="9" pageNumber="28">8</emphasis>
α
<emphasis id="2AB9631DFFD28D49FB6781B4FA8245D0" bold="true" box="[1189,1316,1466,1485]" italics="true" pageId="9" pageNumber="28">-dihydroxy-13</emphasis>
α
<emphasis id="2AB9631DFFD28D49FAF281B4FC4A45F4" bold="true" italics="true" pageId="9" pageNumber="28">-(N-prolyl)-guaia- 4(15),10(14)-dien-5</emphasis>
α,
<emphasis id="2AB9631DFFD28D49FC3F81D8FBAF45F4" bold="true" box="[1021,1033,1494,1513]" italics="true" pageId="9" pageNumber="28">6</emphasis>
β,
<emphasis id="2AB9631DFFD28D49FBD881D8FB8045F4" bold="true" box="[1050,1062,1494,1513]" italics="true" pageId="9" pageNumber="28">7</emphasis>
α,
<emphasis id="2AB9631DFFD28D49FBFA81D8FBF645F4" bold="true" box="[1080,1104,1494,1513]" italics="true" pageId="9" pageNumber="28">11</emphasis>
β
<emphasis id="2AB9631DFFD28D49FB9981D8FB7245F4" bold="true" box="[1115,1236,1494,1513]" italics="true" pageId="9" pageNumber="28">H-12,6-olide)</emphasis>
</emphasis>
</heading>
</paragraph>
<paragraph id="1872BF0FFFD28D49FC9181FCFA874645" blockId="9.[818,1487,1466,1624]" pageId="9" pageNumber="28">
White solid.
<superScript id="EFB81247FFD28D49FC1181E3FC7A45E7" attach="right" box="[979,988,1517,1530]" fontSize="5" pageId="9" pageNumber="28">1</superScript>
H,
<superScript id="EFB81247FFD28D49FC3E81E3FBA845E7" attach="right" box="[1020,1038,1517,1530]" fontSize="5" pageId="9" pageNumber="28">13</superScript>
C, HMBC, ROESY spectroscopic data are presented in
<tableCitation id="554F8AB4FFD28D49FC4E8203FC77463D" box="[908,977,1549,1568]" captionStart="Table 2" captionStartId="3.[99,149,551,568]" captionTargetBox="[115,1924,612,1497]" captionTargetPageId="3" captionText="Table 2 1 H, 13 C, DEPT, HMBC, and NOESY/ROESY data of compounds 1, 2 and 3 in D O." pageId="9" pageNumber="28">Table 2</tableCitation>
. HRMS
<emphasis id="2AB9631DFFD28D49FBDF8203FBE4463D" bold="true" box="[1053,1090,1549,1568]" italics="true" pageId="9" pageNumber="28">m/z</emphasis>
: 378.1916 [M + H]
<superScript id="EFB81247FFD28D49FAC38207FAB7460B" attach="left" box="[1281,1297,1545,1558]" fontSize="5" pageId="9" pageNumber="28">+</superScript>
(calcd 378.1911 for [M+H]
<superScript id="EFB81247FFD28D49FCB9822BFC2D462F" attach="left" box="[891,907,1573,1586]" fontSize="5" pageId="9" pageNumber="28">+</superScript>
C
<subScript id="8449BD4AFFD28D49FC63823CFC154622" attach="right" box="[929,947,1586,1599]" fontSize="5" pageId="9" pageNumber="28">20</subScript>
H
<subScript id="8449BD4AFFD28D49FC01823CFC734622" attach="both" box="[963,981,1586,1599]" fontSize="5" pageId="9" pageNumber="28">28</subScript>
NO
<subScript id="8449BD4AFFD28D49FC31823CFC5A4622" attach="left" box="[1011,1020,1586,1599]" fontSize="5" pageId="9" pageNumber="28">6</subScript>
), qTOF-MS/MS (15 eV)
<emphasis id="2AB9631DFFD28D49FB268227FAAE4621" bold="true" box="[1252,1288,1577,1596]" italics="true" pageId="9" pageNumber="28">m/z</emphasis>
(rel. int.): 378.1892 (100), 332.1865 (22), 128.0710 (10), 100.0729 (4).
</paragraph>
<paragraph id="1872BF0FFFD28D49FCF08271FACB46B3" blockId="9.[818,1487,1663,1878]" pageId="9" pageNumber="28">
<heading id="433A0863FFD28D49FCF08271FACB46B3" centered="true" fontSize="8" level="3" pageId="9" pageNumber="28" reason="8">
<emphasis id="2AB9631DFFD28D49FCF08271FACB46B3" italics="true" pageId="9" pageNumber="28">
<emphasis id="2AB9631DFFD28D49FCF08271FBE9468F" bold="true" box="[818,1103,1663,1682]" italics="true" pageId="9" pageNumber="28">4.3.3. 8-Epiixerisamine A (3, 3</emphasis>
β
<emphasis id="2AB9631DFFD28D49FB988271FBCF468F" bold="true" box="[1114,1129,1663,1682]" italics="true" pageId="9" pageNumber="28">-(</emphasis>
β
<emphasis id="2AB9631DFFD28D49FBB78271FAE5468F" bold="true" box="[1141,1347,1663,1682]" italics="true" pageId="9" pageNumber="28">-glucopyranosyl)-oxy-8</emphasis>
α
<emphasis id="2AB9631DFFD28D49FA8C8271FA1A468F" bold="true" box="[1358,1468,1663,1682]" italics="true" pageId="9" pageNumber="28">-hydroxy-13</emphasis>
α
<emphasis id="2AB9631DFFD28D49FA0A8271FB2246B3" bold="true" italics="true" pageId="9" pageNumber="28">- (N-prolyl)-guaia-4(15),10(14)-dien-5</emphasis>
α,
<emphasis id="2AB9631DFFD28D49FB548295FB0446B3" bold="true" box="[1174,1186,1691,1710]" italics="true" pageId="9" pageNumber="28">6</emphasis>
β,
<emphasis id="2AB9631DFFD28D49FB718295FB1946B3" bold="true" box="[1203,1215,1691,1710]" italics="true" pageId="9" pageNumber="28">7</emphasis>
α,
<emphasis id="2AB9631DFFD28D49FB128295FB4E46B3" bold="true" box="[1232,1256,1691,1710]" italics="true" pageId="9" pageNumber="28">11</emphasis>
β
<emphasis id="2AB9631DFFD28D49FB368295FACB46B3" bold="true" box="[1268,1389,1691,1710]" italics="true" pageId="9" pageNumber="28">H-12,6-olide)</emphasis>
</emphasis>
</heading>
</paragraph>
<paragraph id="1872BF0FFFD28D49FC9182B9FC4C474B" blockId="9.[818,1487,1663,1878]" pageId="9" pageNumber="28">
White solid [
<emphasis id="2AB9631DFFD28D49FC1782B9FC4746D7" box="[981,993,1719,1738]" italics="true" pageId="9" pageNumber="28">α</emphasis>
]
<subScript id="8449BD4AFFD28D49FC2B82B1FC5246D1" attach="left" box="[1001,1012,1727,1740]" fontSize="5" pageId="9" pageNumber="28">D</subScript>
3.6 (
<emphasis id="2AB9631DFFD28D49FB8182B9FBEA46D7" bold="true" box="[1091,1100,1719,1738]" italics="true" pageId="9" pageNumber="28">c</emphasis>
1.2, H
<subScript id="8449BD4AFFD28D49FB5682B1FB3B46D1" attach="both" box="[1172,1181,1727,1740]" fontSize="5" pageId="9" pageNumber="28">2</subScript>
O).
<superScript id="EFB81247FFD28D49FB0682BCFB6B46A2" attach="right" box="[1220,1229,1714,1727]" fontSize="5" pageId="9" pageNumber="28">1</superScript>
H,
<superScript id="EFB81247FFD28D49FB2F82BCFB5946A2" attach="right" box="[1261,1279,1714,1727]" fontSize="5" pageId="9" pageNumber="28">13</superScript>
C, DEPT, ROESY and HMBC spectroscopic data are presented in
<tableCitation id="554F8AB4FFD28D49FB3A82DDFAE046FB" box="[1272,1350,1747,1766]" captionStart="Table 2" captionStartId="3.[99,149,551,568]" captionTargetBox="[115,1924,612,1497]" captionTargetPageId="3" captionText="Table 2 1 H, 13 C, DEPT, HMBC, and NOESY/ROESY data of compounds 1, 2 and 3 in D O." pageId="9" pageNumber="28">Table 2</tableCitation>
. HRMS
<emphasis id="2AB9631DFFD28D49FA6782DDFA6C46FB" bold="true" box="[1445,1482,1747,1766]" italics="true" pageId="9" pageNumber="28">m/z</emphasis>
: 540.2456 [M + H]
<superScript id="EFB81247FFD28D49FC3182E4FBA546EA" attach="left" box="[1011,1027,1770,1783]" fontSize="5" pageId="9" pageNumber="28">+</superScript>
(calcd 540.2439 for [M + H]
<superScript id="EFB81247FFD28D49FAF782E4FAE346EA" attach="left" box="[1333,1349,1770,1783]" fontSize="5" pageId="9" pageNumber="28">+</superScript>
C
<subScript id="8449BD4AFFD28D49FA9F82F9FAC94719" attach="right" box="[1373,1391,1783,1796]" fontSize="5" pageId="9" pageNumber="28">26</subScript>
H
<subScript id="8449BD4AFFD28D49FABC82F9FA364719" attach="both" box="[1406,1424,1783,1796]" fontSize="5" pageId="9" pageNumber="28">38</subScript>
NO
<subScript id="8449BD4AFFD28D49FA6D82F9FA674719" attach="left" box="[1455,1473,1783,1796]" fontSize="5" pageId="9" pageNumber="28">11</subScript>
), qTOF-MS/MS (15 eV)
<emphasis id="2AB9631DFFD28D49FBC78305FB8C4703" bold="true" box="[1029,1066,1803,1822]" italics="true" pageId="9" pageNumber="28">m/z</emphasis>
(rel. int.): 540.2456 (100), 494.2414 (9), 378.1885 (22), 360.1806 (5), 332.1909 (5), 316.1909 (3), 128.0734 (10), 100.0886 (6).
</paragraph>
<paragraph id="1872BF0FFFD28D49FCF08373FB4047B1" blockId="9.[818,1488,1917,1994]" pageId="9" pageNumber="28">
<heading id="433A0863FFD28D49FCF08373FB4047B1" centered="true" fontSize="8" level="3" pageId="9" pageNumber="28" reason="8">
<emphasis id="2AB9631DFFD28D49FCF08373FB4047B1" italics="true" pageId="9" pageNumber="28">
<emphasis id="2AB9631DFFD28D49FCF08373FB8B478D" bold="true" box="[818,1069,1917,1936]" italics="true" pageId="9" pageNumber="28">4.3.4. Crepiside E (4, 3</emphasis>
β
<emphasis id="2AB9631DFFD28D49FBFA8373FBE1478D" bold="true" box="[1080,1095,1917,1936]" italics="true" pageId="9" pageNumber="28">-(</emphasis>
β
<emphasis id="2AB9631DFFD28D49FB908373FA93478D" bold="true" box="[1106,1333,1917,1936]" italics="true" pageId="9" pageNumber="28">-D-glucopyranosyl)-oxy-8</emphasis>
α
<emphasis id="2AB9631DFFD28D49FA838373FB9047B1" bold="true" italics="true" pageId="9" pageNumber="28">-hydroxy-guaia- 4(15),10(14),11(13)-trien-5</emphasis>
α,
<emphasis id="2AB9631DFFD28D49FB8A8397FBF247B1" bold="true" box="[1096,1108,1945,1964]" italics="true" pageId="9" pageNumber="28">6</emphasis>
β,
<emphasis id="2AB9631DFFD28D49FBA78397FBD747B1" bold="true" box="[1125,1137,1945,1964]" italics="true" pageId="9" pageNumber="28">7</emphasis>
α
<emphasis id="2AB9631DFFD28D49FBBF8397FB4047B1" bold="true" box="[1149,1254,1945,1964]" italics="true" pageId="9" pageNumber="28">-12,6-olide)</emphasis>
</emphasis>
</heading>
</paragraph>
<paragraph id="1872BF0FFFD28D49FC9183BBFA7647D5" blockId="9.[818,1488,1917,1994]" box="[851,1488,1968,1994]" pageId="9" pageNumber="28">
Brownish gum. [
<emphasis id="2AB9631DFFD28D49FC3383BAFC5B47DA" box="[1009,1021,1972,1991]" italics="true" pageId="9" pageNumber="28">α</emphasis>
]
<subScript id="8449BD4AFFD28D49FBC483B3FBB747D7" attach="left" box="[1030,1041,1981,1994]" fontSize="5" pageId="9" pageNumber="28">D</subScript>
+24.3 (c 1.2, MeOH).
<superScript id="EFB81247FFD28D49FB3083BEFB5D47A0" attach="right" box="[1266,1275,1968,1981]" fontSize="5" pageId="9" pageNumber="28">1</superScript>
H,
<superScript id="EFB81247FFD28D49FAD583BEFA8F47A0" attach="right" box="[1303,1321,1968,1981]" fontSize="5" pageId="9" pageNumber="28">13</superScript>
C, COSY, NOESY,
</paragraph>
<paragraph id="1872BF0FFFD18D4AFFA68491FE184123" blockId="10.[100,770,159,318]" pageId="10" pageNumber="29">
TOCSY, HMBC spectroscopic data are presented in
<tableCitation id="554F8AB4FFD18D4AFD858491FD3F40AF" box="[583,665,159,178]" captionStart="Table 1" captionStartId="1.[100,150,1075,1092]" captionTargetPageId="1" captionText="Table 1 List of the investigated Hieracium species with infrageneric classification." pageId="10" pageNumber="29">Table S1</tableCitation>
. HRMS
<emphasis id="2AB9631DFFD18D4AFD258491FFCB40D3" bold="true" italics="true" pageId="10" pageNumber="29">m/ z</emphasis>
: 447.1645 [M + Na]
<superScript id="EFB81247FFD18D4AFEFA84B9FEEE40D9" attach="left" box="[312,328,183,196]" fontSize="5" pageId="10" pageNumber="29">+</superScript>
(calcd 447.1625 for [M + Na]
<superScript id="EFB81247FFD18D4AFDA984B9FDDD40D9" attach="left" box="[619,635,183,196]" fontSize="5" pageId="10" pageNumber="29">+</superScript>
C
<subScript id="8449BD4AFFD18D4AFD4C84CAFD0640CC" attach="right" box="[654,672,196,209]" fontSize="5" pageId="10" pageNumber="29">21</subScript>
H
<subScript id="8449BD4AFFD18D4AFD6D84CAFD6740CC" attach="both" box="[687,705,196,209]" fontSize="5" pageId="10" pageNumber="29">28</subScript>
O
<subScript id="8449BD4AFFD18D4AFD1384CAFD7C40CC" attach="right" box="[721,730,196,209]" fontSize="5" pageId="10" pageNumber="29">9</subScript>
Na), qTOF-MS/MS (25 eV)
<emphasis id="2AB9631DFFD18D4AFEFA84D9FEFB40F7" bold="true" box="[312,349,215,234]" italics="true" pageId="10" pageNumber="29">m/z</emphasis>
(rel. int.): 263.1304 (29); 245.1204 (16); 227.1058 (100); 217.1268 (57); 209.1308 (14); 201.1261 (14); 199.1140 (62); 183.1078 (11); 181.104 (72); 175.0810 (5); 171.1170 (55); 143.0926 (12); 131.0869 (19).
</paragraph>
<paragraph id="1872BF0FFFD18D4AFFA68568FE314188" blockId="10.[100,770,358,684]" pageId="10" pageNumber="29">
<heading id="433A0863FFD18D4AFFA68568FE314188" centered="true" fontSize="8" level="3" pageId="10" pageNumber="29" reason="8">
<emphasis id="2AB9631DFFD18D4AFFA68568FE314188" italics="true" pageId="10" pageNumber="29">
<emphasis id="2AB9631DFFD18D4AFFA68568FE1E4164" bold="true" box="[100,440,358,377]" italics="true" pageId="10" pageNumber="29">4.3.5. Desacylcynaropicrin (2a, 3</emphasis>
β,
<emphasis id="2AB9631DFFD18D4AFE0B8568FE734164" bold="true" box="[457,469,358,377]" italics="true" pageId="10" pageNumber="29">8</emphasis>
α
<emphasis id="2AB9631DFFD18D4AFE238568FF414188" bold="true" italics="true" pageId="10" pageNumber="29">-dihydroxy-guaia-4(15),10(14), 11(13)-trien-5</emphasis>
α,
<emphasis id="2AB9631DFFD18D4AFF3A858CFEA24188" bold="true" box="[248,260,386,405]" italics="true" pageId="10" pageNumber="29">6</emphasis>
β,
<emphasis id="2AB9631DFFD18D4AFED7858CFE874188" bold="true" box="[277,289,386,405]" italics="true" pageId="10" pageNumber="29">7</emphasis>
α
<emphasis id="2AB9631DFFD18D4AFEEF858CFE314188" bold="true" box="[301,407,386,405]" italics="true" pageId="10" pageNumber="29">-12,6-olide)</emphasis>
</emphasis>
</heading>
</paragraph>
<paragraph id="1872BF0FFFD18D4AFF478590FD6742B1" blockId="10.[100,770,358,684]" pageId="10" pageNumber="29">
White solid, [
<emphasis id="2AB9631DFFD18D4AFEC98590FEB141AC" box="[267,279,414,433]" italics="true" pageId="10" pageNumber="29">α</emphasis>
]
<subScript id="8449BD4AFFD18D4AFEE285A9FE8D41A9" attach="left" box="[288,299,423,436]" fontSize="5" pageId="10" pageNumber="29">D</subScript>
= +34 (
<emphasis id="2AB9631DFFD18D4AFE528590FE3F41AC" bold="true" box="[400,409,414,433]" italics="true" pageId="10" pageNumber="29">c</emphasis>
0.5, H
<subScript id="8449BD4AFFD18D4AFE1D85A9FE4E41A9" attach="both" box="[479,488,423,436]" fontSize="5" pageId="10" pageNumber="29">2</subScript>
O).
<superScript id="EFB81247FFD18D4AFDCD8594FDBE41BA" attach="right" box="[527,536,410,423]" fontSize="5" pageId="10" pageNumber="29">1</superScript>
H NMR (500 MHz, D
<subScript id="8449BD4AFFD18D4AFD2185A9FD4A41A9" attach="both" box="[739,748,423,436]" fontSize="5" pageId="10" pageNumber="29">2</subScript>
O, TMS):
<emphasis id="2AB9631DFFD18D4AFF6185B4FF0841D0" box="[163,174,442,461]" italics="true" pageId="10" pageNumber="29">δ</emphasis>
<subScript id="8449BD4AFFD18D4AFF6F85CCFF1F41D2" attach="left" box="[173,185,450,463]" fontSize="5" pageId="10" pageNumber="29">H</subScript>
6.25 (d,
<emphasis id="2AB9631DFFD18D4AFECD85B4FEBF41D0" bold="true" box="[271,281,442,461]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 3.4 Hz, H-13b); 6.16 (d,
<emphasis id="2AB9631DFFD18D4AFDDE85B4FD8041D0" bold="true" box="[540,550,442,461]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 3.0 Hz, H-13a); 5.45 (s, H-15b); 5.34 (s, H-15a); 5.16 (s, H-14b); 5.04 (s, H-14a); 4.64 (t,
<emphasis id="2AB9631DFFD18D4AFFA685FCFFC84218" bold="true" box="[100,110,498,517]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 6.2 Hz, H-3); 4.36 (t,
<emphasis id="2AB9631DFFD18D4AFE9185FCFEFB4218" bold="true" box="[339,349,498,517]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 9.8 Hz, H-6); 4.06 (dd,
<emphasis id="2AB9631DFFD18D4AFD9185FCFDFB4218" bold="true" box="[595,605,498,517]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 7.6, 4.7 Hz, H- 8); 3.06 (m, H-1); 2.99 (q,
<emphasis id="2AB9631DFFD18D4AFEAB8600FED5423C" bold="true" box="[361,371,526,545]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 9.9 Hz, H-5); 3.00 (t,
<emphasis id="2AB9631DFFD18D4AFDA28600FDCC423C" bold="true" box="[608,618,526,545]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 9.8 Hz, H-7); 2.72 (dd,
<emphasis id="2AB9631DFFD18D4AFF048624FF764220" bold="true" box="[198,208,554,573]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 13.6, 4.9 Hz, H-9β); 2.33 (dd,
<emphasis id="2AB9631DFFD18D4AFDDB8624FD854220" bold="true" box="[537,547,554,573]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 14.6, 3.8 Hz, H-9α); 2.22 (td,
<emphasis id="2AB9631DFFD18D4AFF7E8648FF604244" bold="true" box="[188,198,582,601]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 13.5, 7.0 Hz, H-2β); 1.76 (td,
<emphasis id="2AB9631DFFD18D4AFE3C8648FDAE4244" bold="true" box="[510,520,582,601]" italics="true" pageId="10" pageNumber="29">J</emphasis>
= 11.9, 9.2 Hz, H-2α).
<superScript id="EFB81247FFD18D4AFD21864FFD534253" attach="right" box="[739,757,577,590]" fontSize="5" pageId="10" pageNumber="29">13</superScript>
C NMR (125 MHz, D
<subScript id="8449BD4AFFD18D4AFEDE8664FE83426A" attach="both" box="[284,293,618,631]" fontSize="5" pageId="10" pageNumber="29">2</subScript>
O):
<emphasis id="2AB9631DFFD18D4AFE8C866FFEFF4269" box="[334,345,609,628]" italics="true" pageId="10" pageNumber="29">δ</emphasis>
<subScript id="8449BD4AFFD18D4AFE9A8664FEC4426A" attach="left" box="[344,354,618,631]" fontSize="5" pageId="10" pageNumber="29">C</subScript>
173.0 (C-12); 151.6 (C-4); 141.6 (C-10); 123.7 (C-13); 116.8 (C-14); 112.4 (C-15); 79.6 (C-6); 72.6 (C-3); 71.2 (C-8); 50.1 (C-7); 49.3 (C-5); 44.7 (C-1); 40.2 (C-9); 37.6 (C-2).
</paragraph>
</subSubSection>
</treatment>
</document>