Dimethylformamide dimethyl acetal → HCID 54159073, compound

Participants

Reaction Conditions

Reaction Steps

14.8 g. of 5-(4-chlorophenyl)-3-oxo-4-pentenoic acid methyl ester were dissolved in 100 ml. of benzene and treated with N,N-dimethylformamide dimethylacetal. The red-brown colored solution was stirred at 60° C. for 30 minutes, solvent and excess reagent were removed and there was obtained 5-(4-chlorophenyl)-2-(dimethylaminomethylene)-3-oxo-4-pentenoic acid methyl ester in the form of a red-brown oil which was further processed in this form.

Provenance & Evidence