C-10 substituted 19-norsteroids IX. Intr
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Jack Fishman; Henry Guzik
📂
Article
📅
1966
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Elsevier Science
🌐
French
⚖ 185 KB
The introduction of substituents at C-10 in 19-not-steroids proceeds preferentially\* or even exclusively3 from the a-side. The 91x, 1Oa compounds so obtained represent a class of interesting "unnatural" steroids difficult to obtain by other routes; 10s substituted steroids are more readily availabl