4,4'-Bis(2,2-diphenylvinyl)biphenyl (purified by sublimation) CAS 142289-08-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 142289-08-5 |
| Molecular Formula | C40H30 |
| Molecular Weight | 510.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-Bis(2,2-diphenylvinyl)biphenyl (purified by sublimation) (CAS 142289-08-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C40H30. Molecular weight: 510.67 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C40H30 |
| Molecular Weight | 510.67 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 26.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related Bis Standards
- 4-(2,2-Diphenylvinyl)-N,N-di-p-tolylaniline (CAS 89114-91-0)
- 7-(2,2-Diphenylvinyl)-1,2,3,3a,4,8b-hexahydro-4-(4-methylphenyl)-cyclopent[b]indole (CAS 213670-22-5)
- 4-(1,2-Diphenylvinyl)-N,N-diphenylaniline (CAS 98789-58-3)
- 7-(2,2-Diphenylvinyl)-4-phenyl-1,2,3,3a,4,8b-hexahydrocyclopenta[b]indole (CAS 135499-88-6)
- 2-(2,2-Diphenylvinyl)-6-phenyl-4H-pyran-4-one (CAS 4975-86-4)
- (E)-2-(1,2-Diphenylvinyl)-1-methylquinazolin-4(1H)-one (CAS 73043-89-7)
- 5-(2,2-Diphenylvinyl)-3-phenyl-1H-pyrazole (CAS 7470-31-7)
- (Z)-2-(1,2-Diphenylvinyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 264144-59-4)
Recommended Standards
- Dronedarone Impurity 88 (CAS CATO-C4X-109288)
- Bis-N1,N2-[2-[(4S)-4-(1,1-dimethylethyl)-4,5-dihydro-2-oxazolyl]phenyl]-1,2-benzenediamine (CAS 1616881-94-7)
- Argatroban Impurity 11 (CAS CATO-C4X-100711)
- 2-(3-Ethoxyphenoxy)aniline (CAS 946714-45-0)
- 3-Chloro-2-fluoro-5-methoxybenzaldehyde (CAS 1557177-77-1)
- Ethyl 3-({[(benzyloxy)imino]methyl}amino)-4-methoxythieno[2,3-b]pyridine-2-carboxylate (CAS 341966-63-0)
- 156059-09-5 Acetic acid,[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]methoxy- (9CI) CTK4C8944 (CAS 156059-09-5)
- 5-(piperidin-4-yl)-1,3,4-oxadiazol-2-amine dihydrochloride (CAS 1909337-36-5)
- Ethyl 2-(4-ethoxy-3,5-difluorophenyl)-2-oxoacetate (CAS 1443304-69-5)
- Thymopoietin II Peptide Fragment (CAS 56795-64-3)
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