4,5-Difluoro-2-(methoxycarbonyl)benzoic acid CAS 1565972-46-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1565972-46-4 |
| Molecular Formula | C9H6F2O4 |
| Molecular Weight | 216.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,5-Difluoro-2-(methoxycarbonyl)benzoic acid (CAS 1565972-46-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H6F2O4. Molecular weight: 216.14 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H6F2O4 |
| Molecular Weight | 216.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2,2-Difluoro-2-(3-formylphenoxy)acetic acid (CAS 1153778-64-3)
- 2,2-Difluoro-2-(4-formylphenoxy)acetic acid (CAS 1155459-90-7)
- N-(2,4-difluoro-5-nitrophenyl)acetamide (CAS 118266-02-7)
- 2-(2,6-Difluoro-4-methoxyphenyl)-2-oxoacetic Acid (CAS 1183701-25-8)
- 2,2-Difluoro-4-methylbenzo[d][1,3]dioxole-5-carboxylic acid (CAS 162506-80-1)
- n-(4,5-Difluoro-2-nitrophenyl)acetamide (CAS 1662-21-1)
- 2,3-Difluoro-5-(methoxycarbonyl)benzoic acid (CAS 1822660-61-6)
- 2,2-difluoro-7-(hydroxymethyl)-2H-1,3-benzodioxole-4-carbaldehyde (CAS 1955531-94-8)
Recommended Standards
- 2-Amino-1-(4,5-difluoro-2-nitrophenyl)ethan-1-one (CAS 1491068-11-1)
- 2-(Carbamoylamino)-4,5-difluorobenzoic acid (CAS 1342427-94-4)
- 8-Fluoro-2-(trifluoromethyl)quinazoline (CAS 1260822-46-5)
- 1-(Isocyanatomethyl)-2-methoxybenzene (CAS 93489-08-8)
- N-((9H-Fluoren-9-ylidene)methyl)acetamide (CAS 890-37-9)
- 1-(4-Chlorophenyl)-3-(pyrimidin-2-yl)urea (CAS 33561-18-1)
- 2-Acetyl-9-cyanoacridine 10-oxide (CAS 439095-15-5)
- (S)-1-(3-bromo-4-methylphenyl)-2,2-dimethylpropan-1-amine (CAS 1388722-22-2)
- 4-Methyl-3H-1,2,4-triazole-3,5(4H)-dione (CAS 13274-43-6)
- Semaglutide Impurity 184 (CAS CATO-C4X-2226184)
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