反应详情

2(2'-hydroxy-3'-aminophenyl)benzothiazole was prepared by reacting 3-aminosalicylic acid with o-aminobenzenethiol according to the process of Example I. At the end of 6 hours the desired product precipitated and said product was filtered and air-dried.

1. customAt the end of 6 hours the desired product precipitated
2. filtrationwas filtered
3. customair-dried