Pyridazine derivatives. XXIV. Efficient N-methylation of diversely substituted 3(2H)-pyridazinones using N,N-dimethylformamide dimethylacetal

摘要

A series of diversely substituted 3(2H)-pyridazinones were efficiently N-methylated at position 2 by treatment with N,N-dimethylformamide dimethylacetal in DMF. [References: 21]