Chemistry of ketene acetals IV. A simple and general method for the preparation of 4??hydroxy?螃摸?butyrolactones and 2??butenolides from 1, 1??dimethoxypropene and α …

…, R Hofstraat, JW Scheeren

文献索引：Aben, R. W.; Hofstraat, R.; Scheeren, J. W. Recueil: Journal of the Royal Netherlands Chemical Society, 1981 , vol. 100, # 10 p. 355 - 359

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被引用次数: 7

摘要

Abstract α-Acyloxy aldehydes (2a, b) react with 1, 1-dimethoxypropene (1) in the presence of ZnCl 2 to yield 2, 2-dimethoxy-3-methyloxetanes (3a, b). Stronger electron-withdraxing acyl groups are necessary for the analogous conversion ofα-acyloxy ketones (2c, d, e).