1,1′-[(1E)-1,2-Diphenyl-1,2-ethenediyl]bis[4-(bromomethyl)benzene] CAS 1345823-47-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1345823-47-3 |
| Molecular Formula | C28H22Br2 |
| Molecular Weight | 518.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,1′-[(1E)-1,2-Diphenyl-1,2-ethenediyl]bis[4-(bromomethyl)benzene] (CAS 1345823-47-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C28H22Br2. Molecular weight: 518.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C28H22Br2 |
| Molecular Weight | 518.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| 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.) | 1991 |
| Halogen Content | Br-containing |
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Recommended Standards
- 1,2-Bis(4-(bromomethyl)phenyl)-1,2-diphenylethene (CAS 1053241-67-0)
- 4,4'-(2,2-Diphenylethene-1,1-diyl)bis((bromomethyl)benzene) (CAS 1623085-88-0)
- 2,3,5-TriiodoÂbenzÂoyl chloride (CAS 42860-33-3)
- 1-Ethyl-3-methylimidazole tetrafluoroborate (CAS 143314-16-3)
- (4-Bromo-5-methyl-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazol-3-yl)methanol (CAS 2569617-48-5)
- 1-(1,4-Dioxaspiro[4.5]Decan-8-yl)-1H-pyrazol-4-amine (CAS 2433769-82-3)
- cis-3,5-Dimethyl-1-piperidyl Phenyl Ketone (CAS 82860-55-7)
- Metoclopramide Impurity 92 (CAS CATO-C4X-141592)
- N-(2-(3-Methylisoxazol-5-yl)ethyl)-3-(1H-tetrazol-1-yl)benzamide (CAS 1421501-01-0)
- Biotinyl-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802086-28-7)
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