反应详情

4.5 g of the product of step a) are charged to a round-bottomed flask with 34 ml of DMF and 2.6 g of thiobenzamide. Heating is carried out at a temperature of 60° C. for 6 hours. An aqueous ammonia solution is added until a basic pH is obtained and evaporation is carried out under vacuum.

1. temperatureHeating
2. customis obtained
3. customevaporation