1-(4-tert-Butylbenzoyl)-3,4-bis(4-methoxyphenyl)-1H-pyrazole CAS 956263-80-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956263-80-2 |
| Molecular Formula | C28H28N2O3 |
| Molecular Weight | 440.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1-(4-tert-Butylbenzoyl)-3,4-bis(4-methoxyphenyl)-1H-pyrazole (CAS 956263-80-2) pharmaceutical standards reference standard. Molecular formula: C28H28N2O3. Molecular weight: 440.53 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C28H28N2O3 |
| Molecular Weight | 440.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related tert Standards
- 3-[1-(4-tert-Butylbenzoyl)piperidin-4-yl]-4-[(4-fluorophenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775542-06-7)
- 5-[1-(4-tert-Butylbenzoyl)pyrrolidin-2-yl]-3-(3,4-dimethoxyphenyl)-1,2,4-oxadiazole (CAS 1798660-68-0)
- 1-(4-tert-Butylbenzoyl)-4-{[3-(3-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine (CAS 1775298-72-0)
- 1-(4-tert-Butylbenzoyl)-4-{[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine (CAS 1775372-17-2)
- 3-[1-(4-tert-Butylbenzoyl)piperidin-4-yl]-4-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775380-27-2)
- 1-(4-tert-Butylbenzoyl)-4-{[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine (CAS 1775302-49-2)
- 5-[1-(4-tert-Butylbenzoyl)piperidin-3-yl]-4-phenyl-4H-1,2,4-triazole-3-thiol (CAS 1172335-31-7)
- 3-[1-(4-tert-Butylbenzoyl)piperidin-4-yl]-4-(4-methylphenyl)-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775547-32-4)
Recommended Standards
- (Methanetetrayltetrakis(benzene-4,1-diyl))tetramethanol (CAS 617706-62-4)
- 1-(Cyclohexylamino)-4-((4-ethoxyphenyl)amino)anthracene-9,10-dione (CAS 77946-99-7)
- (16α)-21-Acetyloxy-16,17-dihydroxy-16,17-O-isopropylidene-pregna-1,4,9(11)-triene-3,20-dione (CAS 25092-28-8)
- 1-Amino-3-phenyl-2-propanol (CAS 50411-26-2)
- (e)-3-(4-Methoxy-3-((m-tolyloxy)methyl)phenyl)acrylic acid (CAS 512810-03-6)
- N3-PEG2-C2-NHS ester (CAS 1312309-64-0)
- N,N-Dibutyl-5,8-dimethoxy-2-methylquinolin-4-amine (CAS 66890-19-5)
- (S)-3-(amino(cyclopropyl)methyl)benzonitrile hydrochloride (CAS 1391436-28-4)
- n-((5-Chlorothiophen-2-yl)methyl)-1-methyl-1h-pyrazol-3-amine (CAS 1183450-59-0)
- Insulin Degludec Impurity 26 (CAS CATO-C4X-215726)
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