The Journal of Organic Chemistry

A convenient and general preparation of N-sulfonylimines

DL Boger, WL Corbett

文献索引：Boger, Dale L.; Corbett, Wendy L. Journal of Organic Chemistry, 1992 , vol. 57, # 17 p. 4777 - 4780

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被引用次数: 87

摘要

1 Et3N 2 condensation of primary sulfonamides with selected aldehydes, 1g-25 Scheme I. Although the direct condensation of primary sulfonamides with aldehydes has been conducted successfully with a variety of dehydrating agents (TiC14, 4-A molecular sieves, MgS04), 2, 1eN this approach has proven to be of limited value for nonenolizable ketones (0- 30%) and not applicable to enolizable or hindered ketones. lg In contrast, the homolytic ...