24xi-hydroperoxy-24-vinyllathosterol
National Institutes of Health
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Bioassay-directed separation of an ethanol extract of the leaves of Helmiopsis sphaerocarpa L.C. Barnett (Sterculiaceae) led to…
By activity-guided fractionation, two new sterols, 3 g ,28 ξ -dihydroxy-24-ethylcholesta-5,23 Z -dien ( 1 ) and 2a-oxa-2-oxo-5 f…
Two novel steroids, polasterol A (1) and polasterol B sulfate (2), along with two known compounds, 22(E),24-isopropylcholesta-5…
The dinoflagellate Glenodinium hallii was investigated for its sterol composition. Five of the six sterols were isolated and…
The comparative biological activity of 21 naturally occurring or synthetically derived steroids, 7 tetracyclic and pentacylic…
5beta-[G-3H]Cholestane-3alpha, 7alpha, 24xi, 25-tetrol (IV) was synthesized via dehydration and peroxidation of 5beta-[G-3H…
This paper describes syntheses of 5beta-cholestane-3alpha, 7alpha, 12alpha, 25-tetrol and 5beta-cholestane-3alpha, 7alpha…
24xi--Methylcholestane-3beta, 5alpha, 6beta, 12beta, 25-pentol 25-monoacetate has been isolated from an Alyconarian and its…