发明授权
US4442294A Process for the preparation of halo-2-mercaptobenzoxazoles 失效
制备卤代-2-巯基苯并恶唑的方法

Process for the preparation of halo-2-mercaptobenzoxazoles
摘要:
Preparation of 5- and 6-halo-2-mercaptobenzoxazoles or the sodium and potassium salts thereof by reaction of corresponding 4- or 5-halo-2-aminophenols with sodium or potassium lower alkyl xanthates in heterogeneous phase.
公开/授权文献
信息查询
0/0