The photoisomerization of β,γ-unsaturated ketosteroids
✍ Scribed by Koichi Kojima; Kiyoshi Sakai; Katsumi Tanabe
- Publisher
- Elsevier Science
- Year
- 1969
- Tongue
- French
- Weight
- 254 KB
- Volume
- 10
- Category
- Article
- ISSN
- 0040-4039
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📜 SIMILAR VOLUMES
Aqueous sodium peroxide oxidises the conjugated A4-3-ketosteroids &?-,1q to the corresponding A 4-3,6-diones in good yield. Saturated carbonyl and alcohol groups are not affected by the reaction.
As a part of our investigations of photochemical cycloadditiorswith acetylenes we reported the formation of y-lactones 2 by irradiation esters A, R'=Alkyl, R2=Ph of Me.
The mechanism of the 1,3-acyl shift observed on direct irradiation of a wide variety of 8,y-unsaturated ketones has received considerable attention in recent years.
## Abstract For Abstract see ChemInform Abstract in Full Text.