α-Tosyloxylation of ketones with [hydroxy(tosyloxy)iodo]benzene, followed by treatment with primary selenoamides provides a convenient method of synthesis of selenazoles without the use of lachrymatory and toxic α-haloketones. The synthetic method is simple, mild and the yields are higher.
用[羟基(
甲苯磺酰氧基)
碘]苯对酮进行α-
甲苯磺酰氧基化,然后用初级
硒酰胺处理,提供了一种合成
硒唑的便捷方法,无需使用催泪性和有毒的α-卤酮。合成方法简单、温和、收率较高。