Dichloramine T

Title: Dichloramine T
CAS Registry Number: 473-34-7
CAS Name: N,N-Dichloro-4-methylbenzenesulfonamide
Additional Names: N,N-dichloro-p-toluenesulfonamide; p-toluenesulfonic acid dichloramide
Molecular Formula: C7H7Cl2NO2S
Molecular Weight: 240.11
Percent Composition: C 35.02%, H 2.94%, Cl 29.53%, N 5.83%, O 13.33%, S 13.35%
Literature References: Prepn from p-toluenesulfonic acid: Soper, J. Chem. Soc. 125, 1899 (1924); van Andel, US 2495489 (1950 to Shell).
Properties: Prisms from chloroform + petr ether, mp 83°. Strong chlorine odor; dec on exposure to air with loss of chlorine. mp about 80°. Almost insol in water, dec by alcohol when warmed; one gram dissolves in about 1 ml benzene, 1 ml chloroform, 2.5 ml carbon tetrachloride; sol in eucalyptol, chlorinated paraffin hydrocarbons, glacial acetic acid; slightly sol in petr ether. Keep well closed and protected from light.
Melting point: mp 83°; mp about 80°
Use: Germicide.
Therap-Cat: Antibacterial.
Keywords: Antibacterial (Synthetic); Sulfonamides.
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