1,1,1-Trimethoxybutane → tert-butyl 4-(6,7-dimethyl-4-phenoxy-2-propyl-1H-imidazo[4,5-c]pyridin-1-yl)butylcarbamate

Participants

Reaction Steps

Using the general method of Example 15 Part E, tert-butyl 4-[(3-amino-5,6-dimethyl-2-phenoxypyridin-4-yl)amino]butylcarbamate (3.41 g, 8.51 mmol) was reacted with trimethyl orthobutyrate (1.50 mL, 9.37 mmol) to provide 3.2 g of crude tert-butyl 4-(6,7-dimethyl4-phenoxy-2-propyl-1H-imidazo[4,5-c]pyridin-1-yl)butylcarbamate as purplish semisolid.

Provenance & Evidence