NOVEL BIS-IRIDOID GLUCOSIDES FROM DIPSACUS-SYLVESTRIS
NOVEL BIS-IRIDOID GLUCOSIDES FROM DIPSACUS-SYLVESTRIS
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DOI:
10.1016/0031-9422(79)80069-2
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发表时间:
1979-01-01
期刊:
影响因子:
3.8
通讯作者:
NIELSEN, BJ
中科院分区:
文献类型:
--
作者:
JENSEN, SR;LYSEPETERSEN, SE;NIELSEN, BJ
In addition to the known iridoid glucosides loganin, sweroside and cantleyoside, D. sylvestris has provided 4 novel bis-iridoid glucosides named sylvestrosides I-IV, composed of swerosidic acid, secologanic acid, loganin and loganin aglucone. Sylvestroside I, II and III have been fully characterized by chemical conversions and by 13C NMR spectroscopy. A probable formula for sylvestroside IV is presented.