Two New Phenolic Compounds with Aldose Reductase Inhibitory Activities from Polygonatum cyrtonema Leaves
Two new diastereoisomeric phenolic compounds ( 1 , 2 ) have been isolated from the methanol extract of Polygonatum cyrtonema Hua leaves. Their structures were elucidated as (1S,2R) and (1S,2S)-1-(4-hydroxy-3-methoxyphenyl)-1-ethoxypropan-2-ols by spectroscopic data ( 1 H NMR, 13 C NMR, HSQC, HMBC, H...
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Veröffentlicht in: | Chemistry of natural compounds 2023-03, Vol.59 (2), p.272-274 |
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Hauptverfasser: | , , , , , |
Format: | Artikel |
Sprache: | eng |
Schlagworte: | |
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Zusammenfassung: | Two new diastereoisomeric phenolic compounds (
1
,
2
) have been isolated from the methanol extract of
Polygonatum cyrtonema
Hua leaves. Their structures were elucidated as (1S,2R) and (1S,2S)-1-(4-hydroxy-3-methoxyphenyl)-1-ethoxypropan-2-ols by spectroscopic data (
1
H NMR,
13
C NMR, HSQC, HMBC, HR-ESI-MS, and ORD). In addition, compounds
1
and
2
displayed potential aldose reductase inhibitory activities with IC
50
values of 29.05 and 22.38 μM, respectively. |
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ISSN: | 0009-3130 1573-8388 |
DOI: | 10.1007/s10600-023-03974-0 |