反应详情

The title compound was prepared from (5-chloro-4-methyl-2-nitro-phenyl)-carbamic acid tert-butyl ester (Example B8) (3.01 g, 10.5 mmol) and pyrrolidine (4.33 ml, 52.3 mmol) in DMSO (30 mL) at 55° C. according to the general procedure C. Obtained as a yellow solid (3.27 g, 97%).