1,2-Ethanediol, 1,1,2,2-tetraphenyl-, polymer with dichlorodimethylsilane CAS 70624-20-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 70624-20-3 |
| Molecular Formula | C26H22O2 C2H6Cl2Si |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1,2-Ethanediol, 1,1,2,2-tetraphenyl-, polymer with dichlorodimethylsilane (CAS 70624-20-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C26H22O2 C2H6Cl2Si. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C26H22O2 C2H6Cl2Si |
| Molecular Weight | 495.51 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- 5-Bromo-2-methoxypyrimidine-4-carbaldehyde (CAS 1260883-25-7)
- 1616420-30-4 09OB3E5QTD CFI-400945 UNII-09OB3E5QTD CFI 400945 [WHO-DD] Spiro(cyclopropane-1,3'-(3H)indol)-2'(1'H)-one, 2-(3-((1E)-2-(4-(((2R,6S)-2,6-dimethyl-4-morpholinyl)methyl)phenyl)ethenyl)-1H-indazol-6-yl)-5'-methoxy-, (1R,2S)-, (2E)-2-butenedioate (1:1) (1R,2S)-E-2-(3-(4-((cis-2,6-Dimethylmorpholino)methyl)styryl)-1H-indazol-6-yl)-5'- methoxyspiro(cyclopropane-1,3'-indolin)-2'-one fumarate salt (CAS 1616420-30-4)
- 4-Bromo-2-(cyclohexyloxy)pyridine (CAS 1142194-54-4)
- TERT-BUTYL (4-BENZYLMORPHOLIN-2-YL)METHYLMETHYLCARBAMATE (CAS 169749-93-3)
- Semaglutide impurity 195 (CAS CATO-C4X-2226195)
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