2,2-Bis(4-methoxyphenyl)-1,2-diphenylethanone CAS 103281-33-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 103281-33-0 |
| Molecular Formula | C28H24O3 |
| Molecular Weight | 408.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,2-Bis(4-methoxyphenyl)-1,2-diphenylethanone (CAS 103281-33-0) pharmaceutical standards reference standard. Molecular formula: C28H24O3. Molecular weight: 408.49 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C28H24O3 |
| Molecular Weight | 408.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
Related Bis Standards
- Ethyl 5-{[4-(4-methoxyphenyl)piperazin-1-yl]sulfonyl}-3-methyl-1H-pyrazole-4-carboxylate (CAS 1299471-29-6)
- 2-((3-Methoxyphenyl)amino)-2-oxo-1-phenylethyl 2-(methylthio)nicotinate (CAS 732260-89-8)
- 2-((4-Methoxyphenyl)sulfonyl)-2-(3-(pyrrolidin-1-yl)quinoxalin-2-yl)acetonitrile (CAS 845632-00-0)
- 7,7'-((4-Methoxyphenyl)methylene)bis(quinolin-8-ol) (CAS 105192-47-0)
- N-[1-(4-Methoxyphenyl)ethyl]-1-[6-(trifluoromethyl)pyrimidin-4-yl]piperidine-4-carboxamide (CAS 1775558-83-2)
- (4-Methoxyphenyl)tri-o-tolylsilane (CAS 14311-02-5)
- Ethyl 1-(4-(3-methoxyphenyl)-6-(trifluoromethyl)pyrimidin-2-yl)piperidine-3-carboxylate (CAS 1018051-75-6)
- 2-(4-(4-Methoxyphenyl)piperazin-1-yl)-N-(4-(trifluoromethoxy)phenyl)acetamide (CAS 801228-31-9)
Recommended Standards
- Cefixime Impurity 82 (CAS CATO-C4X-113982)
- 3,21-Bis(acetyloxy)pregna-1,3,5,9(11),16-pentaen-20-one (CAS 1058744-83-4)
- Cefixime Impurity 1 (CAS 246035-38-1)
- 3,5-Dibromo-2,6-difluoropyridine (CAS 685517-84-4)
- 4-Bromo-2-iodobenzo[d]oxazole (CAS 1804084-69-2)
- 1-(3-(1H-1,2,4-triazol-1-yl)phenyl)-N-methylmethanamine (CAS 879896-43-2)
- Azelastine Impurity 25 (CAS 33148-55-9)
- Hexahydrocurcumin (CAS 36062-05-2)
- Potassium trifluoro(mesityl)borate (CAS 244301-57-3)
- Hexapeptide-9 (CAS 885024-94-2)
Why CATO?
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