An efficient synthesis of 2′- and 3′-substituted
diethyl 1-methylthio-2-oxo-2-phenylethylphosphonates 3a-k from 2′- and 3′-substituted
benzoyl chlorides 2a-k using diethyl methylthio-1-lithiomethylphosphonate
is described.
diethyl 1-methylthio-2-oxo-2-phenylethylphosphonates - diethyl
methylthiomethylphosphonate - Michaelis-Arbuzov reaction - acylation reaction