反应详情

To a mixture of 4-(methylthio)aniline (6.3 g) and conc.HCl (45 ml) was added dropwise NaNO2 (3.6 g) in water (18 ml) under ice-cooling. After stirring for 30 min., SnC1H2O (28.6 g) in conc.HCl (24 ml) was added under ice cooling over 1 hour. After stirring for 1 hour, filtrate, washed with conc.HCl and water, and dried to give 14.1 g of [4-(methylthio)phenyl]hydrazine hydrochloride as a solid.

1. temperaturecooling
2. stirringAfter stirring for 1 hour
3. washfiltrate, washed with conc
4. dry with materialHCl and water, and dried