3-(Difluoromethoxy)-5-methoxythiophene-2-carboxylic acid CAS 1707609-66-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1707609-66-2 |
| Molecular Formula | C7H6F2O4S |
| Molecular Weight | 224.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(Difluoromethoxy)-5-methoxythiophene-2-carboxylic acid (CAS 1707609-66-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H6F2O4S. Molecular weight: 224.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H6F2O4S |
| Molecular Weight | 224.18 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- (S)-2-bromo-6-(4-(sec-butyl)-4H-1,2,4-triazol-3-yl)pyridine (CAS 2420428-01-7)
- 1 - (1 - Naphthylmethyl) - piperazine 1-(1-naphthylmethyl)piperazine 1-Naphthalen-1-ylmethyl-piperazine 40675-81-8 piperazine, 1-(1-naphthalenylmethyl)- (CAS 40675-81-8)
- Tau Peptide (337-368) (Repeat 4 Domain) trifluoroacetate salt (CAS 330456-27-4)
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