4-Chloro-1-chloromethyl-1H-pyrazole CAS 80199-87-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 80199-87-7 |
| Molecular Formula | C4H4Cl2N2 |
| Molecular Weight | 150.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-1-chloromethyl-1H-pyrazole (CAS 80199-87-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H4Cl2N2. Molecular weight: 150.99 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H4Cl2N2 |
| Molecular Weight | 150.99 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4,5-Dichloro-2-methyl-1H-imidazole (CAS 15965-33-0)
- Azathioprine Impurity 12 (CAS 1192-53-6)
- 2,6-Dimethyl-pyridine-4-boronic acid (CAS 846548-44-5)
- 4-Methoxy-3-((1,2,3,4-tetrahydroquinolin-2-yl)methoxy)aniline (CAS 1251922-97-0)
- L-Valine (hydrochloride) (CAS 17498-50-9)
- (3-Fluoro-4-methylphenyl)methanamine hydrochloride (CAS 381237-35-0)
- Ethyl 5-amino-4-bromo-1-(4-(trifluoromethoxy)phenyl)-1H-pyrazole-3-carboxylate (CAS 1427021-51-9)
- 3-Ethoxy-5-iodo-1H-pyrazole (CAS 1207431-92-2)
- Methyl (S)-3-Amino-3-(3-nitrophenyl)propanoate Hydrochloride (CAS 1416444-76-2)
- D-[Ser]8-Semaglutide (CAS CATO-C4X-2226207)
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