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.alpha.,.beta.-Ethylenic sulfones from sulfonomethylphosphonate carbanions and aldehydes and ketones

โœ Scribed by Posner, Gary H.; Brunelle, Daniel J.

Book ID
126956322
Publisher
American Chemical Society
Year
1972
Tongue
English
Weight
467 KB
Volume
37
Category
Article
ISSN
0022-3263

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Reactions of the carbanion of chlorometh
Reactions of the carbanion of chloromethyl methyl sulfone with aldehydes and ketones
โœ Mieczysล‚aw Mฤ…kosza; Natalia Urbaล„ska; Alexey A. Chesnokov ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 159 KB

Addition of the carbanion of chloromethyl methyl sulfone to aldehydes and ketones proceeds faster than its degradation via the Ramberg-Baecklund reaction. Chlorohydrins and oxiranes produced from aldehydes treated with an excess of base undergo the Ramberg-Baecklund reaction giving allylic alcohols,