4-Benzoyl-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one CAS 4551-69-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4551-69-3 |
| Molecular Formula | C17H14N2O2 |
| Molecular Weight | 278.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Benzoyl-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one (CAS 4551-69-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H14N2O2. Molecular weight: 278.31 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H14N2O2 |
| Molecular Weight | 278.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
Related Benzoyl Standards
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Recommended Standards
- 4’-(1H-pyrazol-1-ylmethyl)-1,1’-biphenyl-2-carboxylic acid (CAS 956191-52-9)
- 4-Cyclopropyl-1-(quinolin-4-yl)-1H-pyrrole-3-carboxylic acid (CAS 649727-28-6)
- 4-[6-(4-Methoxy-phenyl)-pyridin-3-yl]-pyrimidin-2-ylamine (CAS 2088941-85-7)
- 4-Chloro-6-nitroquinoline-3-carbonitrile (CAS 214470-37-8)
- 1-Boc-pyrrolidine-2-carbaldehyde (CAS 117625-90-8)
- 3-Chloro-N-[2-(2,6-dimethylphenoxy)ethyl]-2-methylaniline (CAS 1040688-02-5)
- (5-Bromo-2-fluorophenyl)(3-methylpiperazin-1-yl)methanone (CAS 1833039-42-1)
- 1-Methyl-3-[3-(trifluoromethyl)phenoxy]-1,2-dihydroquinoxalin-2-one (CAS 338774-65-5)
- Methyl 6-(aminomethyl)picolinate hydrochloride (CAS 171670-23-8)
- (Met(O)2?)-Glucagon (1-29) (human, rat, porcine) (CAS 75217-63-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com