... -4-methyl-5,5-dioxo-5,7-dithiabicyclo[4.3.0]nona-8,10-diene-8-sulfonamide hydrochlorideAppearance: White to white ... crystalline powderSpec.: 99% minIdentification: IR, UV, NMR, Mass Molecular Formula: C10H16N2O4S3·HClMolecular Weight ... : 360.91 CAS No 130693-82-2 Dorzolamide HCl 99.0% 130693-82-2