1-[1-(3-Chlorophenyl)-1H-pyrazol-4-yl]ethanone 3328AF 925142-81-0 C11H9ClN2O CAS 925142-81-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 925142-81-0 |
| Molecular Formula | C11H9ClN2O |
| Molecular Weight | 220.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-[1-(3-Chlorophenyl)-1H-pyrazol-4-yl]ethanone 3328AF 925142-81-0 C11H9ClN2O (CAS 925142-81-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H9ClN2O. Molecular weight: 220.65 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H9ClN2O |
| Molecular Weight | 220.65 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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