4-Bromo-1,2-dimethyl-1,2-dihydro-3H-pyrazol-3-one CAS 29801-01-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 29801-01-2 |
| Molecular Formula | C5H7BrN2O |
| Molecular Weight | 191.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Bromo-1,2-dimethyl-1,2-dihydro-3H-pyrazol-3-one (CAS 29801-01-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H7BrN2O. Molecular weight: 191.03 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H7BrN2O |
| Molecular Weight | 191.03 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-[(1-Azetidinyl)methyl]phenylboronic acid (CAS 2246662-21-3)
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- N-(3-Chloro-2-methylphenyl)-2-((4-ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 333331-41-2)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com