4-Bromo-1-(phenylmethyl)--1H-pyrazole CAS 50877-41-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 50877-41-3 |
| Molecular Formula | C10H9BrN2 |
| Molecular Weight | 237.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Bromo-1-(phenylmethyl)--1H-pyrazole (CAS 50877-41-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H9BrN2. Molecular weight: 237.10 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C10H9BrN2 |
| Molecular Weight | 237.10 g/mol |
| Appearance | Off-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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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- 4-Bromo-1-methyl-5-phenyl-1H-pyrazole (CAS 105994-77-2)
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Recommended Standards
- 4-(4-Bromophenyl)-3-methyl-1h-pyrazole (CAS 857531-32-9)
- 4-Bromo-1-methyl-2-phenyl-1H-imidazole (CAS 86119-59-7)
- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (6-methylpyridin-3-yl)boronate (CAS 310768-32-6)
- 4-Methyl-2-(pyridin-3-yl)aniline (CAS 695185-44-5)
- 5-(Furan-2-yl)oxazole-4-carboxylic acid (CAS 143659-16-9)
- 3-(n-(4-Methoxyphenyl)sulfamoyl)benzenesulfonyl chloride (CAS 924223-44-9)
- 4-(Hydroxymethyl)pyridine-2-carbonitrile (CAS 71935-32-5)
- Trelagliptin Impurity 64 (CAS CATO-C4X-104664)
- Carbamazepine Impurity 21 (CAS CATO-C4X-118121)
- Semaglutide impurity 210 (CAS CATO-C4X-2226210)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com