Synthesis and X-ray crystal structure of (E)-9-(N,N-Dimethylaminomethylidene)-8,9-dihydropyrido[2,3-d]pyrrolo[1,2-a]pyrimidin-5(7H)-one
Keywords:
active methylene group, (E)-9-(N,N-Dimethylaminomethylidene)-8,9-dihydropyrido[2,3-d]pyrrolo[1,2-a]pyrimidin-5(7H)-one, Vilsmeier reagent, X-ray analysisAbstract
2,3-Trimethylenepyrido[2,3-d]pyrimidin-4-one reacts with the Vilsmeier reagent to give α-Dimethylaminomethylidene derivative. X-ray structure analysis has been carried out for the product of the reaction.

