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Synthesis and transformations of ketodiene grouping in ring d and side chain of steroids

✍ Scribed by A. A. Akhrem; A. V. Kamernitskii; I. G. Reshetova; K. Yu. Chernyuk

Book ID
112422358
Publisher
Springer
Year
1973
Tongue
English
Weight
63 KB
Volume
22
Category
Article
ISSN
1573-9171

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Thiohydrazide compounds 1 react with lactam acetals 2 or solution, however, most of them undergo a reversible ringlactim ethers 3 by condensation giving unusual zwitterionic chain transformation to novel 2-(o-aminoalkyl)-1,3,4-thiaditautomers 5 of lactam thioacylhydrazones 4. These compounds azole s