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3. A trioxygnated sterol from leaves of Aglaia laxiflora
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By Xu, Yuan-Jian; Imiyabir, Zamrie; Lai, Yee-Hing; Vittal, Jagadese J.; Goh, Swee-Hock From ACGC Chemical Research Communications?(2001),?13,?37-41. ?|??Language:?English,? Database: CAPLUS A new trihydroxylated sterol (I)?, (-?)?-?(3S,?4R,?22R,?24R)?-?ethylcholest-?5-?ene-?3,?4,?22-?triol, in addn. to 7 known cycloartane-?type triterpenes, has been isolated from the leaves of Aglaia laxiflora. ?Compd. I was characterized by detailed spectral anal., esp. high field 2D NMR. ?The structure and relative stereochem. of I were established by single crystal X-?Ray crystallog. @lifeliuyan 发自小木虫IOS客户端 |
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