5-Chloro-3-ethyl-1-methyl-1h-pyrazole CAS 29938-63-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 29938-63-4 |
| Molecular Formula | C6H9ClN2 |
| Molecular Weight | 144.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-3-ethyl-1-methyl-1h-pyrazole (CAS 29938-63-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H9ClN2. Molecular weight: 144.60 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H9ClN2 |
| Molecular Weight | 144.60 g/mol |
| 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.) | 1965 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 3-Chloro-1,4,5-trimethyl-1H-pyrazole (CAS 1036991-59-9)
- 2-Chloro-1-isopropyl-1h-imidazole (CAS 1053655-72-3)
- 4-Chloro-1-ethyl-3-methyl-1H-pyrazole (CAS 1172461-39-0)
- 4-Chloro-1-ethyl-5-methyl-1H-pyrazole (CAS 1172915-66-0)
- 6-chloro-6-methylbicyclo[3.1.0]hexan-2-one (CAS 117341-93-2)
- 5-chloro-1,3,4-trimethyl-1H-pyrazole (CAS 1195585-81-9)
- 3-Chloro-1-ethyl-5-methyl-1H-pyrazole (CAS 1195637-10-5)
- 4-Chloro-1-propyl-1H-pyrazole (CAS 1204901-63-2)
Recommended Standards
- 5-Chloro-1-ethyl-3-methyl-1h-pyrazole (CAS 31272-06-7)
- Cyclohexenyl-1-carbonyl Chloride (CAS 36278-22-5)
- 5-Chloro-1-ethyl-2-methyl-1h-imidazole (CAS 4897-22-7)
- Methyl 1-(3,4-Dichlorophenyl)-4-oxocyclohexanecarboxylate (CAS 1384264-84-9)
- 1-(Trifluoromethyl)cyclopropanecarbonyl chloride (CAS 848074-36-2)
- 1,3-dichloro-1,3,5-triazinane-2,4,6-trione (CAS 2782-57-2)
- (S,E)-1-(But-2-enoyl)pyrrolidine-2-carboxamide (CAS 188300-63-2)
- 1-(2-Methoxyethyl)-2,3-dihydro-1h-isoindole (CAS 127797-17-5)
- 4-tert-Octylphenol triethoxylate (CAS 2315-62-0)
- Semaglutide impurity 236 (CAS CATO-C4X-2226236)
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