4,4'-(2,2-Diphenylethene-1,1-diyl)diphenol CAS 919789-77-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 919789-77-8 |
| Molecular Formula | C26H20O2 |
| Molecular Weight | 364.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-(2,2-Diphenylethene-1,1-diyl)diphenol (CAS 919789-77-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H20O2. Molecular weight: 364.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H20O2 |
| Molecular Weight | 364.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1987 |
Related Diphenylethene Standards
- 68578-79-0 4,4'-(1,2-Diphenylethene-1,2-diyl)diphenol DTXSID50712287 (CAS 68578-79-0)
- 4,4'-(1,2-Diphenylethene-1,2-diyl)dianiline (CAS 99094-20-9)
- 4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzonitrile (CAS 2244891-05-0)
- 4,4'-(2,2-Diphenylethene-1,1-diyl)dibenzonitrile (CAS 2323541-78-0)
- 4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzaldehyde (CAS 1353290-58-0)
- 4,4'-(2,2-Diphenylethene-1,1-diyl)dibenzaldehyde (CAS 1601465-06-8)
- (Z)-4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzaldehyde (CAS 2181790-84-9)
- (E)-((1,2-Diphenylethene-1,2-diyl)bis(4,1-phenylene))dimethanamine (CAS 1054451-32-9)
Recommended Standards
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- (6-Methyl-4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)methanol (CAS 1343893-40-2)
- tert-Butyl (5-carbamoyl-2-chlorophenyl)carbamate (CAS 1494926-16-7)
- Antifreeze Polypeptide 6 (winter flounder) trifluoroacetate salt (CAS 122604-16-4)
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