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A Mild Method for the Preparation of Functionalised, Unsymmetrical Ketene Acetals

โœ Scribed by Middleton, Donald S.; Simpkins, Nigel S.

Book ID
120523259
Publisher
Taylor and Francis Group
Year
1989
Tongue
English
Weight
249 KB
Volume
19
Category
Article
ISSN
0039-7911

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โœ Denise Curi; Vera L. Pardini; Hans Viertler; Alfons L. Baumstark; Donald B. Hard ๐Ÿ“‚ Article ๐Ÿ“… 1994 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 549 KB

## Abstract The oxidation of a series of keteneโ€S,Sโ€acetals, __2a__โ€“__f__, and a series of thioacetals and thioketals, __4a__โ€“__g__, with a fourfold or greater excess of dimethyldioxirane, __1__, produced the corresponding bisโ€sulfones __3a__โ€“__f__ and __5a__โ€“__g__ in excellent yields. The reaction