5-Bromo-1,3-dimethyl-4-nitro-1H-pyrazole CAS 76689-62-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 76689-62-8 |
| Molecular Formula | C5H6BrN3O2 |
| Molecular Weight | 220.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Bromo-1,3-dimethyl-4-nitro-1H-pyrazole (CAS 76689-62-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H6BrN3O2. Molecular weight: 220.02 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H6BrN3O2 |
| Molecular Weight | 220.02 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 5-Bromo-1,2-dimethyl-4-nitro-1h-imidazole (CAS 21117-52-2)
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- 5-(Bromomethyl)-1-methyl-2-nitroimidazole (CAS 231950-42-8)
- [3,5-Dibromo-4-(propan-2-yloxy)phenyl]methanol (CAS 1696709-12-2)
- 4,7-Dibromo-3-hydroxy-2-naphthoic acid (CAS 1779-10-8)
- 2,4-Dichloro-5,6,7,8-tetrahydroquinazoline (CAS 1127-85-1)
- Tert-butyl 3-(dimethylamino)-3-methylpiperidine-1-carboxylate (CAS 1420986-99-7)
- 1-(2,4-dichlorophenyl)-3-{5-[2-(trifluoromethoxy)phenyl]-2-furyl}prop-2-en-1-one (CAS 259196-59-3)
- 2-Methylnaphthalene-1-sulfonamide (CAS 859071-90-2)
- Des-Gly29,30-Tirzepatide (CAS CATO-CPTD788944)
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