4,5-Difluoronaphthalene-1-carboxylic acid, 97% CAS 405196-37-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 405196-37-4 |
| Molecular Formula | C11H6F2O2 |
| Molecular Weight | 208.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,5-Difluoronaphthalene-1-carboxylic acid, 97% (CAS 405196-37-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H6F2O2. Molecular weight: 208.16 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H6F2O2 |
| Molecular Weight | 208.16 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, keep tightly closed to prevent evaporation |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
Related Difluoronaphthalene Standards
- 5,7-Difluoronaphthalene-1-carboxylic acid, 97% (CAS 405196-34-1)
- 6,7-Difluoronaphthalene-1-carboxylic acid, 97% (CAS 405196-36-3)
- 1-Acetyl-4,5-difluoronaphthalene, 97% (CAS 405196-53-4)
- 7,8-Difluoronaphthalene-1,3-diol (CAS 2858674-29-8)
- 1,5-Difluoronaphthalene (CAS 315-58-2)
- 1,8-Difluoronaphthalene, 97% (CAS 30389-93-6)
- 2,6-Difluoronaphthalene (CAS 59079-69-5)
Recommended Standards
- 3-(3,5-Difluorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 875664-59-8)
- 5-(3,4-Difluorophenyl)furan-2-carbaldehyde (CAS 55377-80-5)
- 2-cyano-3-(3,4-difluorophenyl)prop-2-enamide (CAS 387844-19-1)
- (4S,5R)-5-(Hydroxymethyl)-4-isopropyloxazolidin-2-one (CAS 169057-30-1)
- Methyl ((3S,4S)-1-benzyl-4-methylpiperidin-3-yl)carbamate (CAS 1820579-71-2)
- 2-[2-(4-Nitrophenoxy)ethyl]piperidinehydrochloride (CAS 1220032-29-0)
- N-(Thiophen-3-ylmethyl)cyclopentanamine (CAS 892592-57-3)
- 1-(2-Bromoethoxy)-4-ethylbenzene (CAS 58826-79-2)
- 1-(Benzyloxy)-4-(prop-2-yn-1-yl)benzene (CAS 101911-57-3)
- HA Peptide (CAS 92000-76-5)
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