1850-15-3 4-09-00-01371 (Beilstein Handbook Reference) AI3-16814 BENZOIC ACID, THIO-, ANHYDROSULFIDE BRN 2050505 Benzenecarbothioic acid, anhydrosulfide Benzenecarbothioic acid, anhydrosulfide [Czech] Benzoic thioanhydride Benzoyl sulfide Dibenzoyl sulfide NSC 41899 Thiolbenzoic anhydride