Steroids

Long-acting contraceptive agents: Aliphatic and alicyclic carboxylic esters of levonorgestrel

A Shafiee, M Vossoghi, F Savabi, TG Watson…

Index: Steroids, 1983 , vol. 41, # 3 p. 349 - 359

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Abstract

... ox x> March 1983 350 3B6 xi xs. ... Esterification of levonorgestrel Method A . The previously published method for the preparation of steroid 17-hydroxy esters (7-9) was ... Vlahov, R., Tarpanov, V., Stoilova, V., Boshkova-Ljapova, M., Milenkov, B. and Vlahov, J., STEROIDS in press. ...