Sulfarsphenamine
Title: Sulfarsphenamine
CAS Registry Number: 618-82-6
CAS Name: [1,2-Diarsenediylbis[(6-hydroxy-3,1-phenylene)imino]]bismethanesulfonic acid disodium salt
Additional Names: disodium 3,3¢-diamino-4,4¢-dihydroxyarsenobenzene N-dimethylenesulfonate; sulfarsenobenzene
Trademarks: Karsulphan; Myosalvarsan; Myarsenol; Metarsenobillon; Thiosarmine
Molecular Formula: C14H14As2N2Na2O8S2
Molecular Weight: 598.22
Percent Composition: C 28.11%, H 2.36%, As 25.05%, N 4.68%, Na 7.69%, O 21.40%, S 10.72%
Literature References: Prepn: C. Voegtlin, J. M. Johnson, J. Am. Chem. Soc. 44, 2573 (1922); W. J. C. Dyke, H. King, J. Chem. Soc. 1935, 1745.
Properties: Yellow, odorless, or almost odorless powder. Very sol in water, slightly in alcohol. The aq soln is usually slightly acid. Keep in evacuated or in inert gas-filled ampuls.
Therap-Cat: Formerly as antisyphilitic.
Therap-Cat-Vet: Has been used as antibacterial.

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