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Trimethoprim Powder
A bactericidal antibiotic inhibiting bacterial growth by interfering with folic acid synthesis.
Catalog Number: AS-2024
CAS Number: 738-70-5
MW: 290.32 g/mol
MF: C14H18N4O3
In microbiology, trimethoprim powder is a frequently used antibiotic. It derives from the Streptomyces bacterium and works by inhibiting the enzyme dihydrofolate reductase, which is essential for bacterial growth and reproduction.
To make selective culture media in a laboratory setting, trimethoprim powder is required. It specifically inhibits the growth of some bacteria which are sensitive to it.
| Cat. Number | AS-2024 |
| CAS Number | 738-70-5 |
| MDL Number | MFCD00036761 |
| Pubchem | 310281355 |
| Molecular Weight | 290.32 g/mol |
| Molecular Formula | C14H18N4O3 |
| Storage Temperature | 4°C |
| Form and Color | Crystalline powder, white to light yellow |
| Assay (on dry basis) | 98.5 – 101% |
| Heavy metals | ≤ 20ppm |
| Sulphated ash | ≤ 0.1% |
| Melting point | ≥ 199 °C |
| Loss on Drying | Max. 1% |
| Synonym | 5-[(3,4,5-Trimethoxyphenyl)methyl]-2,4-pyrimidinediamine |
