8898. Sulfabromomethazine

Nomenclature

CAS number: 116-45-0
4-Amino-N-(5-bromo-4,6-dimethyl-2-pyrimidinyl)benzenesulfonamide; N1-(5-bromo-4,6-dimethyl-2-pyrimidinyl)sulfanilamide; 5-bromo-4,6-dimethyl-2-sulfanilamidopyrimidine; 2-sulfanilamide-5-bromo-4,6-dimethyl pyrimidine; 5-bromosulfamethazine; SN-3517.
C12H13BrN4O2S; mol wt 357.23.
C 40.35%, H 3.67%, Br 22.37%, N 15.68%, O 8.96%, S 8.98%.

Description and references

Prepn: English et al., J. Am. Chem. Soc. 68, 453 (1946). Pharmacology: C. M. Stowe et al., Am. J. Vet. Res. 29, 345 (1958).

Chemical structure

Properties

Crystals, dec 250-252°. uv max (methanol): 238, 272 nm (A 428, 635); min: 250 nm (A 290). Sol in alkaline solns.

Derivative

Sodium salt monohydrate.

Nomenclature

Sulfabrom (Merck & Co.).
C12H12BrN4NaO2S.H2O; mol wt 397.22.
C 36.28%, H 3.55%, Br 20.12%, N 14.10%, Na 5.79%, O 12.08%, S 8.07%.

Properties

Cream-colored powder. Sol in water.

Therapeutic Category (Veterinary)

Antibacterial.