(S)-3,3'-Dichloro-[1,1'-binaphthalene]-2,2'-diol CAS 1338475-04-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1338475-04-9 |
| Molecular Formula | C20H12Cl2O2 |
| Molecular Weight | 355.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (S)-3,3'-Dichloro-[1,1'-binaphthalene]-2,2'-diol (CAS 1338475-04-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H12Cl2O2. Molecular weight: 355.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H12Cl2O2 |
| Molecular Weight | 355.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; 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.) | 1991 |
| Halogen Content | Cl-containing |
Related S Standards
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- (2,5-Dichloro-1,4-phenylene)bis(phenylmethanone) (CAS 233744-25-7)
- (R)-3,3'-Dichloro-[1,1'-binaphthalene]-2,2'-diol (CAS 287111-92-6)
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Recommended Standards
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- Methyl 3-chloro-4-((4-chlorobenzyl)oxy)-5-ethoxybenzoate (CAS 1706458-12-9)
- 2-chloro-5-methyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 909562-81-8)
- N-Isopropylbenzamide (CAS 5440-69-7)
- Nicofibrate - API Standards (CAS 31980-29-7)
- tert-Butyl 2-chloro-4-fluorobenzoate (CAS 911314-43-7)
- (E)-N-Cyclohexyl-N'-[(2,4-dichlorophenyl)methyl]-N''-phenylguanidine (CAS 338414-79-2)
- N-(1-hydroxypropan-2-yl)-2-(5,6,7,8-tetrahydronaphthalen-2-yl)acetamide (CAS 1156853-16-5)
- MOTS-c Peptide (CAS 1627580-64-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com