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The crystal and molecular structure of 3β,17α-dihydroxy-21-bromo-5α-pregnan-11,20-dione

✍ Scribed by Ohrt, J. M. ;Cooper, A. ;Kartha, G. ;Norton, D. A.

Book ID
117856353
Publisher
International Union of Crystallography
Year
1968
Weight
702 KB
Volume
24
Category
Article
ISSN
0567-7408

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## Abstract 3α‐Hydroxy‐5α‐pregnane‐11,20‐dione‐2,2,3,4,4‐^2^H~5~ of 78% isotopic purity was prepared from 3α‐hydroxy‐5α‐pregnane‐11,20‐dione. The major impurity (10%) was 3α‐hydroxy‐5α‐pregnane‐11,20‐dione‐2,2,4,4‐^2^H~4~. 3α,21‐Dihydroxy‐5α‐pregnane‐11,20‐dione‐2,2,3,4,4‐^2^H~5~ 21‐acetate of 76%