1-Ethyl-5-ethynyl-1h-pyrazole CAS 1344083-08-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1344083-08-4 |
| Molecular Formula | C7H8N2 |
| Molecular Weight | 120.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Ethyl-5-ethynyl-1h-pyrazole (CAS 1344083-08-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H8N2. Molecular weight: 120.15 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H8N2 |
| Molecular Weight | 120.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
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- 5-Ethynyl-1,2-dimethyl-1H-imidazole (CAS 1201657-10-4)
- 3-Ethynyl-2-cyclohexenone (CAS 124267-26-1)
- 1-Ethyl-2-ethynyl-1h-imidazole (CAS 1339042-77-1)
- 1-Ethyl-3-ethynyl-1H-pyrazole (CAS 1354706-83-4)
- 1-Ethyl-4-ethynyl-1H-pyrazole (CAS 573982-81-7)
- 3-Ethynyl-1,4-dimethyl-1H-pyrazole (CAS 2105612-53-9)
- 3-Ethynyl-1,5-dimethyl-1H-pyrazole (CAS 85385-96-2)
Recommended Standards
- 1-(But-3-yn-1-yl)-1h-pyrazole (CAS 1274810-29-5)
- (2R,3R)-2,3-Diaminobutane-1,4-diol (CAS 136598-06-6)
- Pentane-2,3,4-triol (CAS 14642-48-9)
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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