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 rthylamine.
A simple method for the reduction of the 7,8-double bond of steroidal 5,7-dienes / M. Anastasia, P. Ciuffreda, A. Fiecchi. - In: JOURNAL OF THE CHEMICAL SOCIETY, CHEMICAL COMMUNICATIONS. - ISSN 0022-4936. - :20(1982), pp. 1169-1170.
A simple method for the reduction of the 7,8-double bond of steroidal 5,7-dienes
M. Anastasia;P. Ciuffreda;
1982
Abstract
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 rthylamine.
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