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24-Methylcholesta-5,24(25)-dien-3β-ol:a new sterol from Withania somnifera

✍ Scribed by W.J.S. Lockley; D.P. Roberts; H.H. Rees; T.W. Goodwin

Book ID
104243126
Publisher
Elsevier Science
Year
1974
Tongue
French
Weight
203 KB
Volume
15
Category
Article
ISSN
0040-4039

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✦ Synopsis

In connection with studies on the biosynthesis of the steroidal withanolides by Withania somnifera, the major sterols of the plant were investigated. We now report the isolation and characterisation of a new sterol (Ic) from this source. The 4-desmethyl sterols

📜 SIMILAR VOLUMES

Minor and Trace Sterols in Marine Invert
Minor and Trace Sterols in Marine Invertebrates. XII. Occurrence of 24 (R + S)-isopropenylcholesterol, 24 (R + S)-methylcholesta-5, 25-dien-3β-ol, and 24 (R + S)-methylcholesta-7, 25-dien-3β-ol in the caribbean sponge, Verongia cauliformis
✍ W. C. M. C. Kokke; C. S. Pak; William Fenical; Carl Djerassi 📂 Article 📅 1979 🏛 John Wiley and Sons 🌐 German ⚖ 563 KB

## Abstract In addition to the two new sterols verongulasterol **11** and 25‐dehydroaplysterol **13** of __Verongia cauliformis__^3^), which were reported earlier [2] [3], the minor and trace sterols of this sponge include five new sterols listed in the title (with the exception of the known 24 __S