反应详情

To a solution of N-(6-dibenzofuran-4-yl-pyrimidinyl)-benzene-1,3-diamine trifluoroacetate (compound A2) (500 mg, 1.1 mmol) in pyridine (10 mL) is added at 10° C. 4-dimethylaminobenzoyl chloride (222 mg, 1.21 mmol) portion wise. After 2 days at ambient temperature the mixture is evaporated and the crude product is purified by crystallization.

1. customAfter 2 days at ambient temperature the mixture is evaporated
2. customthe crude product is purified by crystallization