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Unsaturated steroids. Part 8. Synthesis of ergosta-5,7-diene-1?,3?-diol, the 4,4-dimethyl analogue, and 4,4-dimethylergosta-5,7-dien-3?-ol

✍ Scribed by Ahmad, Riaz; Hands, David; Leung, Sai L.; Midgley, John M.; Safwat, Hany; Whalley, W. Basil


Book ID
121420272
Publisher
Royal Society of Chemistry
Year
1978
Weight
315 KB
Volume
1
Category
Article
ISSN
1472-7781

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Short synthesis of (Β±)-4,8-dimethyl-1-ox
✍ Krause, Norbert πŸ“‚ Article πŸ“… 1990 πŸ› John Wiley and Sons 🌐 English βš– 190 KB

## Abstract Racemic 4,8‐dimethyl‐1‐oxaspiro[4.5]deca‐3,7‐dien‐2‐one (andirolactone) (1) was synthesized in two steps with 58% overall yield, starting from 4‐methyl‐3‐cyclohexenone (2) and methyl propynoate (3).