2-Bromo-3-methyl-5-nitrothiophene CAS 56182-39-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56182-39-9 |
| Molecular Formula | C5H4BrNO2S |
| Molecular Weight | 222.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Bromo-3-methyl-5-nitrothiophene (CAS 56182-39-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H4BrNO2S. Molecular weight: 222.06 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H4BrNO2S |
| Molecular Weight | 222.06 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Bromo Standards
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- 4-Bromo-3-methyl-1,2-thiazole-5-carboxylic acid (CAS 89284-01-5)
Recommended Standards
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- N'-(4-methylbenzoyl)thieno[2,3-b]quinoline-2-carbohydrazide (CAS 478079-40-2)
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- Semaglutide impurity 97 (CAS CATO-C4X-222697)
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