4-(3-Carboxy-5-fluorophenyl)-2-fluorobenzoic acid CAS 1261978-52-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1261978-52-2 |
| Molecular Formula | C14H8F2O4 |
| Molecular Weight | 278.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3-Carboxy-5-fluorophenyl)-2-fluorobenzoic acid (CAS 1261978-52-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H8F2O4. Molecular weight: 278.21 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H8F2O4 |
| Molecular Weight | 278.21 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, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
Related Carboxy Standards
- 5-(4-Carboxy-3-fluorophenyl)-2-fluorobenzoic acid (CAS 1261956-34-6)
- 3-(4-Carboxy-3-fluorophenyl)-4-fluorobenzoic acid (CAS 1262001-65-9)
- 3-Carboxy-4-methoxyphenylboronic acid pinacol ester (CAS 2121512-71-6)
- 2-(3-Carboxy-4-chlorophenyl)nicotinic acid (CAS 1261947-93-6)
- Methyl 3-(2-carboxy-vinyl)-5-methoxy-1H-indole-2-carboxylate (CAS 885273-71-2)
- 3-(3-Carboxy-2,2-dimethylpropyl)-7-methylquinoxaline 1-oxide (CAS 77147-78-5)
- Carboxy Primaquine (CAS 77229-68-6)
- 4-(4-Carboxy-3-fluorophenyl)-3-methylbenzoic acid (CAS 1261964-10-6)
Recommended Standards
- 3,3'-Difluoro-[1,1'-biphenyl]-4,4'-dicarboxylic acid (CAS 1261929-07-0)
- 2-((3-(Trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetic acid (CAS 1269535-21-8)
- (2-(Difluoromethyl)-6-nitrophenyl)(pyridin-4-yl)methanone (CAS 1261884-76-7)
- Bupivacaine (CAS 38396-39-3)
- 2-[(4-ethoxyphenyl)formamido]acetic acid (CAS 51220-52-1)
- 2-(Anthracen-9-yl)-2H-pyran-4(3H)-one (CAS 1315503-47-9)
- (8-Fluoronaphthalen-2-yl)boronic acid (CAS 627526-70-9)
- 6-Amino-5-methylpyrimidine-2,4(1H,3H)-dione (CAS 15828-63-4)
- 2-((5-Nitrofuran-2-yl)methylene)-1,3-dioxo-2,3-dihydro-1H-indene-5-carboxylic acid (CAS 451461-46-4)
- CBP501 Affinity Peptide trifluoroacetate salt (CAS 1351804-17-5)
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