3-Bromo-1H-pyrazol-1-ol CAS 384339-47-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 384339-47-3 |
| Molecular Formula | C3H3BrN2O |
| Molecular Weight | 162.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Bromo-1H-pyrazol-1-ol (CAS 384339-47-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C3H3BrN2O. Molecular weight: 162.97 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C3H3BrN2O |
| Molecular Weight | 162.97 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.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
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- 3-Bromo-4-methyl-1,2,5-oxadiazole (CAS 1691751-23-1)
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- 3-Bromo-2H-furan-5-one (CAS 56634-50-5)
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Recommended Standards
- 3-(Bromomethyl)-1,2,5-oxadiazole (CAS 849415-41-4)
- 3-(Bromomethyl)-1,2,4-oxadiazole (CAS 540524-13-8)
- 3-Bromofuran-2(5H)-one (CAS 76311-89-2)
- rac-1-Stearoyl-3-Chloropropanediol-d5 (CAS 1795785-84-0)
- Methyl(4-phenoxyphenyl)sulfane (CAS 21134-14-5)
- 2-((5-(5-Chlorothiophen-2-yl)-1,3,4-oxadiazol-2-yl)thio)-N-(5-methylisoxazol-3-yl)acetamide (CAS 850937-46-1)
- 5-Iodo-2-methoxy-3-(trifluoromethyl)benzonitrile (CAS 1445995-74-3)
- [(4-Methylphenyl)amino]acetic acid (CAS 21911-69-3)
- 7-Methylpyrrolo[2,3-b]pyridine-3-boronic acid (CAS 1260536-49-9)
- Neuropeptide Y (3-36) (porcine) trifluoroacetate salt (CAS 143863-88-1)
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