2,2'-(Ethane-1,2-diylbis(oxy))diphenol CAS 20115-81-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20115-81-5 |
| Molecular Formula | C14H14O4 |
| Molecular Weight | 246.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2'-(Ethane-1,2-diylbis(oxy))diphenol (CAS 20115-81-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H14O4. Molecular weight: 246.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H14O4 |
| Molecular Weight | 246.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Ethane Standards
- 3,3'-(Ethane-1,2-diylbis(oxy))diphenol (CAS 61166-00-5)
- 2,2'-(Ethane-1,2-diyldisulfonyl)diethanol (CAS 7484-34-6)
- 3,3'-(Ethane-1,2-diylbis(oxy))dianiline (CAS 25940-46-9)
- 4,4’-[Ethane-1,2-diylbis(oxy)]dianiline (CAS 6052-10-4)
- 3,3'-(Ethane-1,2-diylbis(azanediyl))bis(cyclohex-2-en-1-one) (CAS 1020252-36-1)
- 2,2-Ethane-1,2-diylbis-1H-benzimidazole (CAS 3575-07-3)
- 4,4'-(Ethane-1,1-diyl)bis(methoxybenzene) (CAS 10543-21-2)
- 4,4'-(Ethane-1,1-diyl)bis(3-methylaniline) (CAS 22856-62-8)
Recommended Standards
- 2-(tert-Butyl) 1,1-dimethyl ethane-1,1,2-tricarboxylate (CAS 92828-40-5)
- 2,4-Bis(acetylamino)-2,4,6-trideoxy-D-galactose (CAS 68567-47-5)
- 2-(Morpholinomethyl)isoindoline-1,3-dione (CAS 6857-12-1)
- Diethyl (2,6-dinitro-4-(trifluoromethyl)phenyl)phosphonate (CAS 63245-90-9)
- Tert-butyl n-[3-methoxy-1-(5-methylfuran-2-yl)propyl]carbamate (CAS 1432680-76-6)
- Ethyl 3-(Trifluoromethyl)-2-butenoate (CAS 24490-03-7)
- 2-(Dimethylamino)-3,3-dimethylpent-4-enamide (CAS 88471-89-0)
- 1-(2-Bromo-4-methylphenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 1016750-76-7)
- (3-Aminopropyl)urea (CAS 91900-47-9)
- Tirzepatide Impurity 16 (CAS CATO-C4X-324016)
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