反应详情

The title compound was prepared from (5-fluoro-2-nitro-4-trifluoromethyl-phenyl)-carbamic acid tert.-butyl ester (Example A1) (2.9 g, 8.94 mmol), Et3N (5.6 mL, 40.23 mmol) and thiomorpholine (2.6 mL, 26.82 mmol) was stirred in DMSO (36 mL) at 23° C. according to the general procedure B. Obtained as a yellow solid (3.6 g).