5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole CAS 221243-34-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 221243-34-1 |
| Molecular Formula | C18H18N4 |
| Molecular Weight | 290.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole (CAS 221243-34-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H18N4. Molecular weight: 290.36 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H18N4 |
| Molecular Weight | 290.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 5-[(1,2,3,4-Tetrahydroisoquinolin-2-yl)methyl]quinolin-8-ol (CAS 22080-20-2)
- 5-Oxo-5-((2-(piperidin-1-yl)phenyl)amino)pentanoic acid (CAS 436088-56-1)
- 5,12-Diethyl-5,12-dihydroquinoxalino[2,3-b]quinoxaline (CAS 2361129-10-2)
- Ethyl 3-chloro-2-oxopropanoate (CAS 65868-37-3)
- 7-(Benzyloxy)-6-butyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 94278-93-0)
- 1-Cyclohexyl-1H-pyrazol-4-ol (CAS 84996-35-0)
- {2-[(tert-Butoxycarbonyl-cyclopropyl-amino)-methyl]-pyrrolidin-1-yl}-acetic acid (CAS 1353956-22-5)
- Dodecyl β-D-thiomaltopyranoside (CAS 148565-58-6)
- 6-Bromo-3-(difluoromethyl)-5-nitropicolinaldehyde (CAS 1806858-11-6)
- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
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