8959. Sulfoniazide

Nomenclature

CAS number: 3691-81-4
4-Pyridinecarboxylic acid [(3-sulfophenyl)methylene]hydrazide; isonicotinic acid m-sulfobenzylidene hydrazide; isonicotinyl hydrazonotoluene-m-sulfonic acid; G-605.
C13H11N3O4S; mol wt 305.31.
C 51.14%, H 3.63%, N 13.76%, O 20.96%, S 10.50%.

Description and references

Prepn: Girard, US 2727041 (1955 to Lab. Franais Chimiother.); Sugimoto, JP 57 1117 (1957 to Tanake), C.A. 52, 4696e (1958).

Chemical structure

Properties

Needles, dec 250-253°. Slightly sol in water.

Derivative

Sodium salt trihydrate.

Nomenclature

Sulfon-Niazone (Foscama).
C13H10N3NaO4S.3H2O; mol wt 381.34.
C 40.94%, H 4.23%, N 11.02%, Na 6.03%, O 29.37%, S 8.41%.

Properties

Crysts from water. Soly in water (18°): 1 g/33 cc.

Therapeutic Category

Antibacterial (tuberculostatic).

Keywords

Antibacterial (Tuberculostatic)