反应详情

温度

0 °C

The compound 4a was prepared according to above described method by using 5-nitro-2-furancarboxylic acid chloride (300 mg, 1 mmol) and 2-hydrazino-benzothiazole (300 mg, 1.5 mmol) which stirred for 1 h at 0° C. and stirring continued at 25° C. for 11 h (yield 245 mg, 85%).

1. stirringstirring
2. waitcontinued at 25° C. for 11 h