8-Chloro-2-(5-chlorothien-2-yl)quinoline-4-carboxylic acid CAS 774587-16-5
| CAS No. | 774587-16-5 |
| Molecular Formula | C14H7Cl2NO2S |
| Molecular Weight | 324.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 324.18 g/mol gives 8-Chloro-2-(5-chlorothien-2-yl)quinoline-4-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
8-Chloro-2-(5-chlorothien-2-yl)quinoline-4-carboxylic acid (CAS 774587-16-5) is a high-purity analytical reference standard with the molecular formula C14H7Cl2NO2S and a molecular weight of 324.18 g/mol.
8-Chloro-2-(5-chlorothien-2-yl)quinoline-4-carboxylic acid (C14H7Cl2NO2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 8-Chloro-2-(5-chlorothien-2-yl)quinoline-4-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 | C14H7Cl2NO2S |
| Molecular Weight | 324.18 g/mol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- Oxolamine Phosphate - API Standards (CAS 131378-45-5)
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- Tirzepatide Impurity 24 X TFA Salt (CAS CATO-C4X-324024)
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