Journal of the Chemical Society. Chemical communications p. 1169 - 1170 (1982)
Update date:2022-08-03
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Anastasia, Mario
Ciuffreda, Pierangela
Fiecchi, Alberto
1,4-Cycloadducts of various steroidal 5,7-dienes and 4-phenyl-1,2,4-triazoline-3,5-dione gave a separable mixture (3 : 2) of the corresponding Δ5- and Δ7-sterols in good yield when treated with lithium dissolved in refluxing ethylamine.
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