1,1,1-Tris(4-hydroxyphenyl)ethane CAS 27955-94-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 27955-94-8 |
| Molecular Formula | C20H18O3 |
| Molecular Weight | 306.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,1,1-Tris(4-hydroxyphenyl)ethane (CAS 27955-94-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H18O3. Molecular weight: 306.36 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H18O3 |
| Molecular Weight | 306.36 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
Related Tris Standards
- 6-Acetyl-2-(2-hydroxyphenyl)quinoline-4-carboxylic acid (CAS 89684-57-1)
- 4-Hydroxyphenyl RCS-4 (CAS 1443988-18-8)
- 3-(2-Hydroxyphenyl)-5-(2-methoxyethyl)-1-methyltetrahydropyrrolo[3,4-c]pyrazole-4,6(1H,5H)-dione (CAS 1005099-98-8)
- 1-(3-Hydroxyphenyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid (CAS 347860-69-9)
- 3-(4-(4-Hydroxyphenyl)-5-phenyloxazol-2-yl)propanoic acid (CAS 68192-19-8)
- N-(3-hydroxyphenyl)-2-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)acetamide (CAS 412922-94-2)
- 2-Hydroxyphenyl (2-methoxybenzyl)sulfamate (CAS 478261-01-7)
- (2E)-3-(4-Hydroxyphenyl)-1-[4-(morpholin-4-yl)phenyl]prop-2-en-1-one (CAS 930558-43-3)
Recommended Standards
- Propentofylline (CAS 55242-55-2)
- H-Tyr-βNA (CAS 4357-95-3)
- Dotinurad Impurity 184 (CAS CATO-C4X-2494184)
- 1-Chloro-4-(3,3,3-trifluoroprop-1-en-2-yl)benzene (CAS 69843-10-3)
- 5650-75-9 2-Propylacrylic acid DTXSID80409072 (CAS 5650-75-9)
- 5-(But-3-en-1-yl)-3-trityl-4,5-dihydroisoxazole (CAS 111379-53-4)
- 2-(3-Methylphenyl)quinoline-4-carbonyl chloride (CAS 1160264-70-9)
- 1067652-95-2 2-Chloro-N-[4-(4-chlorophenyl)-1,3-thiazol-2-yl]propanamide MFCD22056580 (CAS 1067652-95-2)
- 4-Benzyl-5-(pyridin-4-yl)-1H-pyrazol-3(2H)-one (CAS 90280-29-8)
- Semaglutide impurity 261 (CAS CATO-C4X-2226261)
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