2,3-Bis(trifluoromethyl)benzoic acid CAS 42175-55-3
| CAS No. | 42175-55-3 |
| Molecular Formula | C9H4F6O2 |
| Molecular Weight | 258.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Bis(trifluoromethyl)benzoic acid (CAS 42175-55-3) is a high-purity analytical reference standard with the molecular formula C9H4F6O2 and a molecular weight of 258.12 g/mol.
Structurally, 2,3-Bis(trifluoromethyl)benzoic acid (C9H4F6O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 258.12 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2,3-Bis(trifluoromethyl)benzoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H4F6O2 |
| Molecular Weight | 258.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Halogen Content | F-containing |
Related Bis Standards
- 3,4-Bis(trifluoromethyl)benzoic Acid (CAS 133804-66-7)
- 2,4 - Bis(trifluoromethyl)benzoic acid 2,4-Bis-trifluoromethyl-benzoic acid 32890-87-2 benzoic acid, 2,4-bis(trifluoromethyl)- (CAS 32890-87-2)
- 2,5-Bis(trifluoromethyl)benzoic acid 2,5-DI(TRIFLUOROMETHYL)BENZOIC ACID 42580-42-7 AS00867 RARECHEM AL BO 1002 (CAS 42580-42-7)
- 3,5-Bis(Trifluoromethyl)Benzoic Acid (CAS 725-89-3)
- 3-[5-(Trifluoromethyl)-1,2,4-oxadiazol-3-yl]benzoic Acid (CAS 1092400-82-2)
- 5-(3-(Trifluoromethyl)phenyl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 163720-44-3)
- 3-(3-(Trifluoromethyl)phenyl)-1,2,4-oxadiazole-5-carboxylic acid (CAS 944905-74-2)
- 3-(4-(Trifluoromethyl)phenyl)-1,2,4-oxadiazole-5-carboxylic acid (CAS 944906-47-2)
Recommended Standards
- 2-(3-Chlorophenyl)-1,3-thiazole-4-carbonyl chloride (CAS 868755-69-5)
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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 18665070610 / Nicole.chen@cato-chem.com