Sterols of three leguminosae seeds: occurrence of 24α-ethyl-5α-cholest-9(11)-en-3β-ol and both c-24 epimers of 24-ethylcholesta-5,25-dien-3β-ol
✍ Scribed by Toshihiro Akihisa; Yutaka Nishimura; Karabi Roy; Parthasarathi Ghosh; Swapnadip Thakur; Toshitake Tamura
- Publisher
- Elsevier Science
- Year
- 1991
- Tongue
- English
- Weight
- 486 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0031-9422
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## Abstract A sensitive, selective, precise, and robust high‐performance thin‐layer chromatography method was developed and validated for analysis of two new recently isolated sterols, 4α‐methyl‐24β‐ethyl‐5α‐cholesta‐14,25‐dien‐3β‐ol (**1**) and 24β‐ethylcholesta‐5,9(11),22__E__‐trien‐3β‐ol (**2**)
## 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