4,4'-(Ethene-1,1-diyl)bis(methoxybenzene) CAS 4356-69-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4356-69-8 |
| Molecular Formula | C16H16O2 |
| Molecular Weight | 240.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-(Ethene-1,1-diyl)bis(methoxybenzene) (CAS 4356-69-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H16O2. Molecular weight: 240.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H16O2 |
| Molecular Weight | 240.30 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Ethene Standards
- (E)-(ethene-1,2-diylbis(4,1-phenylene))dimethanol (CAS 101168-88-1)
- (E)-4,4’-(Ethene-1,2-diyl)dibenzaldehyde (CAS 84907-53-9)
- 4,4'-(Ethene-1,2-diyl)dibenzaldehyde (CAS 4720-99-4)
- (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-1,1-diyl)bis(N,N-dimethylaniline) (CAS 7478-69-5)
- (E)-(Ethene-1,2-diylbis(3,1-phenylene))diboronic acid (CAS 160238-44-8)
Recommended Standards
- 4,12-Dihydroxy[2.2]paracyclophane (CAS 612492-27-0)
- 4,4,10,10-Tetramethyl-1,3,7,9-tetraazaspiro[5.5]Undecane-2,8-dione (CAS 4115-66-6)
- 4-(Dimethylamino)-N-phenylbenzamide (CAS 3765-62-6)
- endo-8-Azabicyclo[3.2.1]octan-2-ol (CAS 92283-30-2)
- 1-(4-Methoxy-2-nitrophenyl)-1H-pyrrole-2-carbaldehyde (CAS 881040-46-6)
- 2-(Ethylthio)-N-methylethan-1-amine oxalate (CAS 1242339-06-5)
- Quinoline-2,7-diamine (CAS 114058-72-9)
- 2-(2-Fluorophenyl)quinoline (CAS 2836-41-1)
- 3-(2-Chloroacetyl)-6-(4-chlorobenzoyl)benzo[d]oxazol-2(3H)-one (CAS 95923-42-5)
- Semaglutide Impurity 152 xTFA (CAS CATO-C4X-2226152)
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