Collection of Czechoslovak Chemical Communications p. 2202 - 2210 (1993)
Update date:2022-07-31
Topics:
Kasal, Alexander
The key intermediate VI was prepared by two ways: by B ring contraction of an androst-5-ene-3β,17α-diol derivative I and by configurational inversion of the 17β-hydroxy group in a N-norandrost-5-ene-3β,17β-diol derivative XII.B-Norepitestosterone (IX) and
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(1988)
