(S)-2-Hydroxy-2’-[(R)-hydroxy(o-tolyl)methyl]-[1,1’-binaphthalene] CAS 1281985-77-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1281985-77-0 |
| Molecular Formula | C28H22O2 |
| Molecular Weight | 390.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (S)-2-Hydroxy-2’-[(R)-hydroxy(o-tolyl)methyl]-[1,1’-binaphthalene] (CAS 1281985-77-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C28H22O2. Molecular weight: 390.47 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C28H22O2 |
| Molecular Weight | 390.47 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
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Recommended Standards
- 1-Benzyl 5-(tert-butyl) (2R,3aS,7aR)-2-(hydroxymethyl)hexahydro-1H-pyrrolo[3,2-c]pyridine-1,5(4H)-dicarboxylate (CAS 1250993-22-6)
- 4-(4-Fluorophenyl)-N-phenethyl-3-(1H-pyrrol-1-yl)thiophene-2-carboxamide (CAS 1291852-87-3)
- Tert-butyl (2S,4S)-4-hydroxy-2-(2-(4-methoxyphenyl)pyrrolidine-1-carbonyl)pyrrolidine-1-carboxylate (CAS 1246639-53-1)
- 1-(4-Acetyl-3,5-dimethyl-2-pyrrolyl)-2-chloro-1-propanone (CAS 863669-66-3)
- (E)-3-(2-Chloro-phenylamino)-1-[4-(6-dimethylamino-4-trifluoromethyl-pyridin-2-yl)-phenyl]-propenone (CAS 1311283-79-0)
- 6-Dehydroestrone (CAS 2208-12-0)
- 3-(4-sec-Butyl-phenyl)-2-mercapto-3H-quinazolin-4-one (CAS 554442-51-2)
- 3-(4-Chlorophenyl)-5-oxopyrrolidine-2-carboxylic acid (CAS 1026093-70-8)
- 2-[4-(3,4-Dichlorobenzyloxy)-phenylethyl Methanesulfonate (CAS 188928-10-1)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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