Nomenclature
CAS number: 80-02-4
2-[[4-[(4-Aminophenyl)sulfonyl]phenyl]amino]ethanol; 4-amino-4′-(β-hydroxyethylamino)diphenyl sulfone;
p-aminophenyl
p-(2-hydroxyethylamino)phenyl
sulfone; Smith's sulfone.
C
14H
16N
2O
3S; mol wt 292.35.
C 57.52%, H 5.52%, N 9.58%, O 16.42%, S 10.97%.
Description and references
Preparation: Jackson, J. Am. Chem. Soc. 70, 680 (1948); Weijlard,
Swanezy, ibid. 71, 4134
(1949); Jackson, ibid. 72, 395 (1950); Anand et al., J.
Sci. Ind. Res. 13B, 260 (1954); Onishi, Fukagawa, JP 56 2975 (1956 to Yoshitomi
Drug).
Properties
Exists in diamorphic forms, crystals, mp 130.5-131.5° and crystals, mp 144°. The lower melting
crystals' soly in water: 74 mg/100 ml at 37°. The higher melting
form is readily sol in acetone; sol in ethanol, dioxane, cold 1% HCl;
fairly sol in hot water; slightly sol in cold water.Therapeutic Category
Antibacterial (Mycobacterium).