4-Aminophenyl trifluoromethyl sulphone → 6-Benzyl-5,6,7,8-tetrahydro-N-(4-(trifluoromethylsulfonyl)phenyl)pyrido[4,3-d]pyrimidin-4-amine

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Reaction Steps

The title compound was prepared substantially according to the procedure given for Compound 4A, using 6-benzyl-4-chloro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine (0.2 g, 0.77 mmol), and 4-(trifluoromethylsulphonyl)aniline (0.27 g, 1.2 mmol) to give the desired N-benzyl intermediate as a brown solid (278 mg. 82%).

Provenance & Evidence