1-(2-Ethylphenyl)-3-methyl-1H-pyrazol-5(4H)-one CAS 131-65-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 131-65-7 |
| Molecular Formula | C12H14N2O |
| Molecular Weight | 202.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-Ethylphenyl)-3-methyl-1H-pyrazol-5(4H)-one (CAS 131-65-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H14N2O. Molecular weight: 202.25 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H14N2O |
| Molecular Weight | 202.25 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Benzyl cyclopent-3-ene-1-carboxylate (CAS 130762-09-3)
- 2,3-Dihydro-4H-thieno[2,3-b]thiopyran-4-one 1,1-dioxide (CAS 131352-47-1)
- 8-Ethoxy-4-methylquinolin-2-amine (CAS 1307239-67-3)
- tert-Butyl 4,4-dimethyl-1,2,3-oxathiazolidine-3-carboxylate 2-oxide (CAS 454248-45-4)
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- 1,2-Dibromo-4,6-difluoro-3-(trifluoromethoxy)benzene (CAS 1803816-51-4)
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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