反应详情

[4-(2-Chloro-4-trifluoromethyl-phenyl)-3-nitro-pyridin-2-yl]-(1-cyclopropyl-propyl)-amine (0.55 g, 1.38 mmol) and Na2S2O4 (1.93 g, 11.1 mmol) were treated substantially as in Part E of Example 9 to yield 94% of 4-(2-chloro-4-trifluoromethyl-phenyl)-N2-(1-cyclopropyl-propyl)-pyridine-2,3-diamine: MS (AP) m/z 369.8 [(M+H)+, 100].