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Steric effects on the regio- and stereospecificity of the nucleophilic addition of alcohols to 1 -alkynes

โœ Scribed by V. I. Laba; A. A. Kron; E. N. Prilezhaeva

Book ID
112436938
Publisher
Springer
Year
1976
Tongue
English
Weight
552 KB
Volume
25
Category
Article
ISSN
1573-9171

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Six-membered ring ketones such as 4 butyl-cyclohexanone, I, are attacked by nucleophiles (e.g., Grignard reagents or metal hydrides) from two different sites giving rise to products E with an equatorial OH group, and A with.an axial OH group. The ratio of the amounts the rate constants 1, 2) have re