Nomenclature
CAS number: 671-88-5
4-Chloro-6-methyl-1,3-benzenedisulfonamide; 5-chlorotoluene-2,4-disulfonamide; 2-chloro-4-methylbenzene-1,5-disulfonamide; 5-chloro-2,4-disulfamyltoluene; disulphamide; Disamide (BDH); Natirene 25.
C
7H
9ClN
2O
4S
2; mol wt 284.74.
C 29.53%, H 3.19%, Cl 12.45%, N 9.84%, O 22.48%, S 22.52%.
Description and references
Prepn: GB 851287 (1960 to Brit. Drug Houses).
Pharmacology: David, Fellowes, J. Pharm.
Pharmacol. 12, 65 (1960).
Properties
Non-hygroscopic cryst powder, mp 260°. uv
max (ethanol): 285 nm (ε
805). Practically insol in water. Slightly sol in ethanol.
Soly in abs ethanol at 25° = 1.89% w/w; in 90% ethanol = 2.23% w/w;
in isopropanol = 0.35%; in chloroform = 0.001%. Sol in cold NaOH
solns.Therapeutic Category
Diuretic.
Keywords
Diuretic; Sulfonamide Derivatives
Status
This monograph has been retired and is no longer subject
to revision or update.