For research use only. Not for therapeutic Use.
Isosulfamethoxazole is an impurity of the antibacterial drug Sulfamethoxazole . It is a sulfonamide antibiotic that blocks the synthesis of dihydrofolic acid by inhibiting the enzyme dihydropteroate synthase.
| Catalog Number | C000399 |
| CAS Number | 17103-52-5 |
| Synonyms | 4-Amino-N-(3-methyl-5-isoxazolyl)benzenesulfonamide; 5-Sulfanilamido-3-methylisoxazole; N1-(3-Methyl-5-isoxazolyl)sulfanilamide; Sulfamethoxazole Impurity F; |
| Molecular Formula | C₁₀H₁₁N₃O₃S |
| Purity | ≥95% |
| Solubility | DMSO (Slightly), Methanol (Slightly) |
| Appearance | Off-White to Pale Beige Solid |
| Storage | 4°C, Inert atmosphere |
| Reference | Rudy, B.C., et al.: Anal. Profiles Drug Subs., 2, 467 (1973), Wormser, G.P., et al.: Drugs, 24, 459 (1982), Wharton, M., et al.: Ann. Intern. Med., 105, 37 (1986), |
