6-Chloro-2-(5-ethylthiophen-2-yl)quinoline-4-carboxylic acid CAS 438215-52-2
| CAS No. | 438215-52-2 |
| Molecular Formula | C16H12ClNO2S |
| Molecular Weight | 317.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 6-Chloro-2-(5-ethylthiophen-2-yl)quinoline-4-carboxylic acid (C16H12ClNO2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 317.79 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
6-Chloro-2-(5-ethylthiophen-2-yl)quinoline-4-carboxylic acid (CAS 438215-52-2) is a high-purity analytical reference standard with the molecular formula C16H12ClNO2S and a molecular weight of 317.79 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 6-Chloro-2-(5-ethylthiophen-2-yl)quinoline-4-carboxylic 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 | C16H12ClNO2S |
| Molecular Weight | 317.79 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 6-Chloro-2-(2,5-dimethylthien-3-yl)quinoline-4-carboxylic acid (CAS 847503-13-3)
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- 6-(tert-Butoxycarbonyl)-2-chloro-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylic acid (CAS 2138373-28-9)
- 8-Chloro-2-(5-ethylthiophen-2-yl)quinoline-4-carboxylic acid (CAS 588677-30-9)
- 2-[(E)-2-({1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-1H-pyrrol-2-yl}methylidene)hydrazin-1-yl]-3-(trifluoromethyl)quinoxaline (CAS 477873-15-7)
- 2-(2-Chloro-3-(difluoromethyl)-6-methoxypyridin-4-yl)acetonitrile (CAS 1805174-77-9)
- 1-(2-Methoxy-6-(methylsulfonyl)phenyl)piperazine (CAS 1000018-42-7)
- 2-(1H-indol-3-yl)ethyl-(4-piperidin-1-iumyl)ammonium 2-(1H-indol-3-yl)ethyl-piperidin-1-ium-4-yl-azanium 435342-22-6 A826320 (CAS 435342-22-6)
- Diphenylamino-3-carbaminoethylester (CAS 86514-37-6)
- Methyl 2-oxo-2,3-dihydro-1H-indene-1-carboxylate (CAS 104620-34-0)
- 2-(4-Chlorophenoxy)-N,N-dimethylethan-1-amine (CAS 2401-47-0)
- (S)-3-Amino-1-(methylsulfonyl)pyrrolidine (CAS 773053-81-9)
- 4-Bromo-2-(difluoromethyl)-5-iodonicotinic acid (CAS 1806910-61-1)
- Tirzepatide Impurity 57 (CAS CATO-C4X-324057)
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