Bulletin of the Academy of Sciences of the USSR Division of Chemical Science p. 2508 - 2511 (1991)
Update date:2022-08-11
Topics:
Turuta, A. M.
Vesela, I. V.
Kamernitskii, A. V.
Vlakhov, Rodoslav
Epimeric 17-acetoxy-17-ethynylandrost-4-en-3-ones react with diacetoxyiodobenzene and iodine in acetic acid or methanol in an unusual manner to give 17-acetoxy-21,21-diiodo-17-pregn-4-en-3,20-diones, which are then converted to 21-monoiodides and 21-aceta
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