Journal of Organic Chemistry p. 3437 - 3438 (1984)
Update date:2022-08-30
Topics:
Burton, Donald J.
Sprague, Lee G.
Pietrzyk, Donald J.
Edelmuth, Steven H.
Copper(I) halide catalyzed acylation of <(diethoxyphosphinyl)difluoromethyl>zinc bromide with ethyl chloroformate provides a safe, easily scaled up preparation of ethyl difluoro(diethoxyphosphinyl)acetate from readily available precursors.Silylation of this ester, followed by hydrolysis, gives difluorophosphonoacetic acid.
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