4-(4-Bromophenyl)-2-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-4-oxobutanoic acid CAS 94051-80-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 94051-80-6 |
| Molecular Formula | C20H17BrN2O4 |
| Molecular Weight | 429.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Bromophenyl)-2-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-4-oxobutanoic acid (CAS 94051-80-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H17BrN2O4. Molecular weight: 429.26 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H17BrN2O4 |
| Molecular Weight | 429.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromophenyl Standards
- Ethyl 2-{4-[2-(4-bromophenyl)-2-oxoethyl]-3-oxo-3,4-dihydroquinoxalin-2-yl}acetate (CAS 478041-09-7)
- (R)-1-(2-Bromophenyl)-3-(1-(5-(trifluoromethyl)pyridin-2-yl)pyrrolidin-3-yl)urea (CAS 501951-42-4)
- (2E)-3-(4-Bromophenyl)-1-[4-(4-methoxybenzoyl)-1-piperazinyl]-2-propen-1-one (CAS 1599432-08-2)
- N-(4-Bromophenyl)-4-hydroxy-2-oxo-1-pentyl-1,2-dihydroquinoline-3-carboxamide (CAS 300716-31-8)
- (4-Bromophenyl)(5-morpholino-4-(pyridin-2-yl)thiophen-2-yl)methanone (CAS 339023-33-5)
- {2-[(4-bromophenyl)sulfanyl]pyridin-3-yl}methyl N-(2-methylphenyl)carbamate (CAS 478031-21-9)
- Ethyl 2-((4-((4-bromophenyl)thio)-5-methoxypyrimidin-2-yl)thio)propanoate (CAS 338423-64-6)
- N-(5-(4-Bromophenyl)-1,3,4-thiadiazol-2-yl)-2,5-dichlorobenzamide (CAS 392243-76-4)
Recommended Standards
- 4-(2-(2,6-Dichloro-4-(trifluoromethyl)phenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 478043-32-2)
- 2-Iodo-4-nitrophenol (CAS 89487-91-2)
- Cyantraniliprole Impurity A (CAS 736994-61-9)
- 2-((2S,4R)-4-(Benzyloxy)-1-(tert-butoxycarbonyl)pyrrolidin-2-yl)acetic acid (CAS 336182-08-2)
- 7-Methoxy-2-(trifluoromethyl)pyrazolo[1,5-a]pyridine-4-carbaldehyde (CAS 909718-83-8)
- 3-Fluoropropyl acetate (CAS 353-05-9)
- (3ar,6ar)-3a,6a-dimethyltetrahydropentalene-2,5(1H,3H)-dione 21170-10-5 cis-Tetrahydro-3a,6a-dimethylpentalene-2,5(1H,3H)-dione (CAS 21170-10-5)
- Rabeprazole Impurity 30 (CAS 1807988-36-8)
- 4-Hydroxypiperidin-1-yl-((4-phenylethynyl)phenyl)methanone (CAS 393110-43-5)
- Semaglutide Main Chain P29 (CAS 1169630-82-3)
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