| Product name: | Sulfasalazine |
| Molecular Formula: | C18H14N4O5S |
| Molecular Structure: |  |
| Molecular Weight: | 398.4 |
| CAS No.: | 599-79-1 |
Description
Sulfasalazine is a bright yellow or brownish-yellow, fine powder. It is practically insoluble in water, very slightly soluble in ethanol (96 per cent), practically insoluble in methylene chloride. It dissolves in dilute solutions of alkali hydroxides.
Application
Sulfasalazine is suitable for ulcerative colitis. It has a certain effect on both acute and chronic., and can prevent recurrence.
Specification
| Appearance | Bright yellow or brownish-yellow, fine powder. |
| Identification | Infrared absorption |
| Salicylic acid | ≤0.5% |
| Sulfapyridine | ≤0.5% |
| Heavy metals | ≤10 ppm |
| Chloride | ≤140 ppm. |
| Sulfates | ≤400 ppm |
| Loss on drying | ≤1.0% |
| Sulfated ash | ≤0.5% |
| Related substances: | |
| Each impurity (impurities A, B, C, D, E, F, G, I) | ≤1% |
| Total impurities | ≤4% |
| Assay | 97.0%-101.5% |
Packing and Storage
Preserve in tight, light-resistant containers.
Minimum Order
One package
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