Trimethoprim
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This product has been discontinued and removed from our shelves.
Identification
| Product name | Trimethoprim (TMP) |
| CAS No. | 738-70-5 |
| EINECS No. | 212-006-2 |
| Molecular formula | C14H18N4O3 |
| Molecular weight | 290.32 |
| Chemical structure | |
| Uses | 1. It is a bacteriostatic antibiotic whose working spectrum is similar to that of sulfonamides, and it can be used together with sulfonamides or other antibiotics to enhance the overall performance. 2. It is often used to manufacture SMZ-TMP tablet, SMZ-SD-TMP tablet, CEP tablet, compound dihydroartemisinin tablet, etc. |
| Item | Specification |
| Standard | BP98/EP97/BP2000/CP2000 |
| Appearance | White or off white powder |
| Melting point (°C) | 199-203 |
| Assay (%) | 98.5-101.0 for BP, 99.0-101.0 for CP |
| Loss on drying (%) | ≤1.0 for BP, ≤0.5 for USP/CP |
| Related substance (%) | ≤0.2 |
| Water solubility at 24°C | <0.1g/100mL |
Note: The technical parameters are subject to change without prior notice.
Packing
Trimethoprim is packed in 25kg drum or carton.
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