2-Amino-3-nitro-5-(2-methylpropyl)pyridine 在
钯 silica gel 作用下,
以
甲醇 为溶剂,
以gives 0.34 g of the title compound as an oil的产率得到2,3-Diamino-5-(2-methylpropyl)pyridine
The compounds of formula (I) in which R1 is 1-4C-alkoxy, , A is 1-4C-alkylene, B represents 3H-imidazo (4,5b) pyridin-2-yl, 3H-imidazo (4,5-b) pyridin-2-yl substituted by R2 and/or R8, 9H-purin-8yl or 9H-purin-8-yl substituted by R4 and/or R5 are effective iNOS inhibitors.
The compounds of formula I
in which R1 is 1-4C-alkoxy, A is 1-4C-alkylene, B represents 3H-imidazo[4,5-b]pyridin-2-yl, 3H-imidazo[4,5-b]pyridin-2-yl substituted by R2 and/or R3, 9H-purin-8-yl or 9H-purin-8-yl substituted by R4 and/or R5, are effective iNOS inhibitors.