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

Beteiligte Stoffe

Reaktionsschritte

Part A Using the general method of Example 12 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-dimethyl-4-phenoxy-2-propyl-1H-imidazo[4,5-c]pyridin-1-yl)butylcarbamate as purplish semisolid. Part B

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