4,4'-(Ethene-1,2-diyl)dibenzaldehyde CAS 4720-99-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4720-99-4 |
| Molecular Formula | C16H12O2 |
| Molecular Weight | 236.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-(Ethene-1,2-diyl)dibenzaldehyde (CAS 4720-99-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H12O2. Molecular weight: 236.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H12O2 |
| Molecular Weight | 236.27 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Ethene Standards
- (E)-4,4’-(Ethene-1,2-diyl)dibenzaldehyde (CAS 84907-53-9)
- (E)-(ethene-1,2-diylbis(4,1-phenylene))dimethanol (CAS 101168-88-1)
- 4,4'-(Ethene-1,1-diyl)bis(methoxybenzene) (CAS 4356-69-8)
- (E)-4,4'-(Ethene-1,2-diyl)dibenzonitrile (CAS 5216-37-5)
- (Z)-4,4'-(Ethene-1,2-diyl)dibenzonitrile (CAS 2510-73-8)
- 3,3'-(Ethene-1,1-diyl)bis(1h-indole) (CAS 96859-72-2)
- 4,4'-(Ethene-1,2-diyl)bis(1-methylpyridin-1-ium) (CAS 41491-90-1)
- (E)-4,4'-(Ethene-1,2-diyl)diphenol (CAS 15058-36-3)
Recommended Standards
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- Methyl 4-(naphthalen-1-ylmethoxy)benzoate (CAS 149326-16-9)
- Retatrutide (CAS 2381089-83-2)
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