2(3H)-Benzothiazolethione, 5-chloro- 2-Benzothiazolethiol, 5-chloro- 5-Chloro-2-benzothiazolethiol 5-Chloro-2-mercaptobenzothiazole 5331-91-9 Benzothiazole, 5-chloro-2-mercapto- NSC3934 SH-Benzothiazole WLN: T56 BN DSJ CSH HG