Sulfamethoxazole
Sulfamethoxazole is a sulfonamide antibiotic that competitively inhibits PABA, preventing bacterial production of folic acid and synthesis of DNA. Sulfamethoxazole displays antibacterial activity against Streptococcus, Staphylococcus, Escherichia, Haemophilus, and Pneumocystis.
References PubMed ID::http://www.ncbi.nlm.nih.gov/pubmed/18974135
Cas No. |
723-46-6 |
---|---|
Purity |
≥98% |
Formula |
C10H11N3O3S |
Formula Wt. |
253.28 |
Chemical Name |
4-Amino-N-(5-methyl-3-isoxazolyl)benzenesulfon- amide |
IUPAC Name |
4-amino-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide |
Synonym |
Sulfisomezole; Sulfamethylisoxazole; Sulfamethoxizole; Gantanol; Sinomin |
Melting Point |
169-172°C |
Solubility |
Insoluble in water. |
Appearance |
White to off white powder |
Jacobs RF, Wilson CB. Intracellular penetration and antimicrobial activity of antibiotics. J Antimicrob Chemother. 1983 Oct;12 Suppl C:13-20. PMID: 6605963.
Gleckman R, Alvarez S, Joubert DW. Drug therapy reviews: trimethoprim-sulfamethoxazole. Am J Hosp Pharm. 1979 Jul;36(7):893-906. PMID: 382841.
Lewis EL, Lacey RW. Present significance of resistance to trimethoprim and sulphonamides in coliforms, Staphylococcus aureus, and Streptococcus faecalis. J Clin Pathol. 1973 Mar;26(3):175-80. PMID: 4633678.