Acetic acid, 2-(triphenylphosphoranylidene)-, ethyl ester → HCID 178441843, compound

Participants

Reaction Steps

A mixture of 3.202 g of 2-butyl-1,4-dihydro-4-oxo-6-quinazolinecarboxaldehyde and 5.093 g of (carbethoxymethylene)triphenylphosphorane in 50 ml of acetonitrile is heated at reflux for 18 hours. The reaction mixture is cooled and the resulting solid washed with ether and dried to give 1.94 g of the desired product. CI MASS SPEC 301 (MH+)

Provenance & Evidence