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Formation of 17beta-alkoxy-16-keto steroids by reaction of 16alpha-hydroxy-17-keto and 17beta-hydroxy-16-keto steroids with trimethylsilyl iodide in the presence of alkyl alcohols.

作者信息

Nagaoka M, Endo M, Numazawa M

机构信息

Tohoku Pharmaceutical University, Aobaku, Sendai, Japan.

出版信息

Chem Pharm Bull (Tokyo). 2000 Aug;48(8):1215-8. doi: 10.1248/cpb.48.1215.

DOI:10.1248/cpb.48.1215
PMID:10959591
Abstract

16Alpha-hydroxy-17-keto steroids, 1, 3, and 8, and their 17beta-hydroxy-16-keto isomers, 4, 5, and 9, were transformed into the corresponding 17beta-alkoxy-16-keto derivatives on treatment with trimethylsilyl iodide (TMSI) in the presence of alkyl alcohol in CHCl3 in poor to high yields.

摘要

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