254732-53-1Relevant articles and documents
First synthesis of 3-aryl-5-dichloromethyl-2-pyrazolines. The electrochemical generation of 2,2-dichlorovinylacetophenones as a key step
Guirado, Antonio,Martiz, Bruno,Andreu, Raquel
, p. 8523 - 8526 (2004)
An efficient synthetic route to the title compounds has been established. Chloralacetophenones 2 were prepared by treatment of acetophenones 1 with anhydrous chloral. Dehydration of intermediates 2 under acidic conditions yielded 2,2,2-trichloroethylidene