Benzidine-2,2'-disulfonic acid

product Name Benzidine-2,2'-disulfonic acid Synonyms [1,1'-Biphenyl]-2,2'-disulfonic acid, 4,4'-diamino-; 4,4'-Diaminobiphenyl-2,2'-disulfonic acid; 4,4'-diaminobiphenyl-2,2'-disulfonate; BDSA; 2,2'-Benzidinedisulfonic Acid Molecular Formula C12H10N2O6S2 Molecular Weight 342.3487 InChI InChI=1/C12H12N2O6S2/c13-7-1-3-9(11(5-7)21(15,16)17)10-4-2-8(14)6-12(10)22(18,19)20/h1-6H,13-14H2,(H,15,16,17)(H,18,19,20)/p-2 CAS Registry Number 117-61-3 EINECS 204-200-0 Molecular Structure Melting point 175℃ Water solubility <0.1 g/100 mL at 20℃

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