3-Bromo-1-methyl-1<I>H</I>-pyrazole CAS 151049-87-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 151049-87-5 |
| Molecular Formula | C4H5BrN2 |
| Molecular Weight | 161.00 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-Bromo-1-methyl-1<I>H</I>-pyrazole (CAS 151049-87-5) pharmaceutical standards reference standard. Molecular formula: C4H5BrN2. Molecular weight: 161.00 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4H5BrN2 |
| Molecular Weight | 161.00 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.) | 2000 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 2-Bromo-2-cyclopentenone (CAS 10481-34-2)
- 4-Bromo-5-methyl-1H-pyrazole (CAS 1076223-98-7)
- 2-Bromo-5-methylfuran (CAS 123837-09-2)
- 4-Bromo-3-methylpyrazole (CAS 13808-64-5)
- 4-Bromo-1-methyl-1H-pyrazole (CAS 15803-02-8)
- 4-Bromo-5-methylimidazole (CAS 15813-08-8)
- 4-Bromo-2-methyl-1H-imidazole (CAS 16265-11-5)
- 3-Bromo-4-methylfuran (CAS 176042-58-3)
Recommended Standards
- 1-(Bromomethyl)-1H-pyrazole (CAS 1256561-87-1)
- (2E,4E)-5-Bromo-2,4-pentadienal (CAS 168295-33-8)
- (2E,4Z)-5-Bromo-2,4-pentadienal (CAS 168295-34-9)
- 3-Isopropyl-5,5-dimethylimidazolidine-2,4-dione (CAS 190579-87-4)
- 4-Aminoantipyrine hydrochloride (CAS 22198-72-7)
- (6-Isopropoxynaphthalen-2-yl)boronic acid (CAS 1334221-34-9)
- Ethyl 4-hydroxy-6-nitroquinoline-3-carboxylate (CAS 103514-53-0)
- Strobilurin B (CAS 65105-52-4)
- 1-(3-Hydroxy-3-methyl-pyrrolidin-1-yl)-ethanone (CAS 1263378-58-0)
- D-Ala28-Tirzepatide (CAS CATO-CPTD788906)
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