Dimethylformamide → HCID 68007512, compound

Participants

Reaction Steps

To a mixture of 2-phenyl-7,9-dihydro-8H-purine-8-one <prepared according to the similar method to those of Reference Example 19> (4.0 g), 1,4-diazabicyclo[2.2.2]octane (2.2 g) and N,N-dimethylformamide (50 ml) was added dropwise 1-pyrrolidinecarbonyl chloride (2.6 g) at room temperature and the mixture was stirred for 10 hours. To the reaction mixture was added water (100 ml), and the crystals precipitated were collected by filtration and was dried to give the title compound 4.8 g.

Provenance & Evidence