5-(Trifluoromethyl)chroman-3-carboxylic acid CAS 1956334-63-6
| CAS No. | 1956334-63-6 |
| Molecular Formula | C11H9F3O3 |
| Molecular Weight | 246.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
5-(Trifluoromethyl)chroman-3-carboxylic acid (CAS 1956334-63-6) is a high-purity analytical reference standard with the molecular formula C11H9F3O3 and a molecular weight of 246.18 g/mol.
Based on its molecular formula C11H9F3O3, 5-(Trifluoromethyl)chroman-3-carboxylic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 246.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 5-(Trifluoromethyl)chroman-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H9F3O3 |
| Molecular Weight | 246.18 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.) | 1996 |
| Halogen Content | F-containing |
Related Trifluoromethyl Standards
- (R)-6-(Trifluoromethyl)chromane-3-carboxylic acid (CAS 1260603-28-8)
- 2-(3-Acetyl-5-(trifluoromethyl)phenyl)acetic acid (CAS 1393547-85-7)
- 5-(Trifluoromethyl)-2,3-dihydrobenzofuran-3-acetic Acid (CAS 1891329-89-7)
- 2-[5-(trifluoromethyl)-2,3-dihydro-1-benzofuran-2-yl]acetic acid (CAS 1892449-73-8)
- 8-(Trifluoromethyl)chroman-3-carboxylic acid (CAS 1923203-89-7)
- 7-(Trifluoromethyl)chroman-3-carboxylic acid (CAS 1956332-20-9)
- (R)-2-(5-(Trifluoromethyl)-2,3-dihydrobenzofuran-3-yl)acetic acid (CAS 2826409-55-4)
- (R)-2-(6-(Trifluoromethyl)-2,3-dihydrobenzofuran-3-yl)acetic acid (CAS 2838963-57-6)
Recommended Standards
- (1R,2R)-2-(3-(trifluoromethoxy)phenyl)cyclopropane-1-carboxylic acid (CAS 705250-92-6)
- (E)-3-(2-methoxy-5-(trifluoromethyl)phenyl)acrylic acid (CAS 773133-16-7)
- (E)-3-(4-methoxy-3-(trifluoromethyl)phenyl)acrylic acid (CAS 773131-67-2)
- 4,4'-Dinitro-2,2'-bipyridine (CAS 18511-72-3)
- 3-Amino-3-(3-fluoro-4-methoxyphenyl)propanoic acid (CAS 717-79-3)
- N-Methyltetrahydrofuran-2-carboxamide (CAS 600159-39-5)
- 5,6-Dibromonicotinic Acid (CAS 29241-64-3)
- N-(2-(Dimethylamino)ethyl)-6-methylacridine-4-carboxamide (CAS 106626-75-9)
- 4-(3,3-Dimethylbutyl)piperidin-4-ol (CAS 1489035-43-9)
- Ethyl Dichlorothiophosphate (CAS 1498-64-2)
- 3-(4-methylpiperazin-1-yl)propane-1-sulfonyl chloride dihydrochloride (CAS 197891-94-4)
- N-(p-Methylphenacyl)-phthalimide (CAS 1909-25-7)
- 4-Chloro-3-(difluoromethyl)-6-iodopyridin-2-ol (CAS 1804671-27-9)
- Tirzepatide Impurity 22 X TFA Salt (CAS CATO-C4X-324022)
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