4-Bromo-7-(trifluoromethyl)quinoline-3-carboxylic acid CAS 1378261-06-3
| CAS No. | 1378261-06-3 |
| Molecular Formula | C11H5BrF3NO2 |
| Molecular Weight | 320.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Bromo-7-(trifluoromethyl)quinoline-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.
4-Bromo-7-(trifluoromethyl)quinoline-3-carboxylic acid (CAS 1378261-06-3), molecular formula C11H5BrF3NO2 and molecular weight 320.06 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H5BrF3NO2, 4-Bromo-7-(trifluoromethyl)quinoline-3-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 320.06 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).
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.
Physical & Chemical Properties
| Molecular Formula | C11H5BrF3NO2 |
| Molecular Weight | 320.06 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 |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 6-Bromo-8-(trifluoromethyl)quinoline-2-carboxylic acid (CAS 1017436-27-9)
- 4-Bromo-6-(trifluoromethyl)quinoline-3-carboxylic acid (CAS 1378254-67-1)
- 4-Bromo-8-(trifluoromethyl)quinoline-3-carboxylic acid (CAS 1378260-43-5)
- 2-Bromo-4-(trifluoromethyl)quinoline-3-carboxylic acid (CAS 590372-20-6)
- 2-Bromo-4-(trifluoromethyl)quinoline-8-carboxylic acid (CAS 590372-23-9)
- 4-Bromo-2-(trifluoromethyl)quinoline-3-carboxylic acid (CAS 587886-11-1)
- 8-Bromo-2-(trifluoromethyl)quinoline-4-carboxylic acid (CAS 587886-03-1)
- 5-Bromo-2-(pyridin-2-yl)-6-(trifluoromethyl)pyrimidin-4-ol (CAS 338757-54-3)
Recommended Standards
- 1,4-Bis-(3-bromopropyl)-benzene (CAS 19417-59-5)
- 1,3-Bis(3,bromopropyl)benzene (CAS 41009-86-3)
- 1,4-Dibromo-2,6-diisopropylbenzene (CAS 1349717-76-5)
- 1,3-Dibromo-5-hexylbenzene (CAS 75894-97-2)
- Celgosivir hydrochloride (CAS 141117-12-6)
- 6-(Trifluoromethyl)pyridine-2-thiol (CAS 121307-80-0)
- 1-Ethoxy-2,3-difluoro-4-((4-pentylphenyl)ethynyl)benzene (CAS 123560-56-5)
- mono(1-Ethylbutyl) Phthalate (CAS 84489-34-9)
- 3-(2-Piperidyl)propanoic Acid (CAS 4088-33-9)
- 2-(Benzylamino)pyridine-4-carboxylic acid (CAS 1019372-91-8)
- Tetrabenazine Impurity 63 (CAS 39816-38-1 (non-labelled))
- (2-Bromophenyl)(2,5-dimethylphenyl)methanol (CAS 1285147-54-7)
- 3-(2-Formylphenyl)propanoic acid (CAS 27916-44-5)
- [5-31]-Semaglutide (CAS CATO-C4X-2226263)
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