137777-30-1Relevant articles and documents
Reactivity of in situ Generated Dihalomethyllithium towards Dicarboxylic Acid Diesters and Lactones: Synthetic Applications
Barluenga, Jose,Llavona, Lujan,Yus, Miguel,Concellon, Jose M.
, p. 7875 - 7886 (1991)
The reaction of dicarboxylic acid diesters 1, with in situ generated dihalomethyllithium (1:1.4 molar ratio) at -78 deg C leads, after hydrolysis, to the corresponding dihalomethylketoesters 3.The same process using an excess of the carbenoid (1:4 molar r