Potassium Hydroxide → 2,4-Bis[[(2,3-difluorophenyl)methyl]thio]-7-pteridinamine

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Reaction Steps

A solution of the product from example 1 step b) (1.35 g) and potassium hydroxide (114 mg) in methanol (50 ml) and dichloromethane (20 ml) was stirred at room temperature for 24 hours. After evaporation in vacuo, the residue was purified by silica gel flash column chromatography, eluting with 5:1 dichloromethane:ethyl acetate, to give the subtitled compound as a pale yellow solid (0.37 g).

Provenance & Evidence