8-Chloro-2-(3-ethoxyphenyl)quinoline-4-carboxylic acid CAS 862663-09-0
| CAS No. | 862663-09-0 |
| Molecular Formula | C18H14ClNO3 |
| Molecular Weight | 327.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 8-Chloro-2-(3-ethoxyphenyl)quinoline-4-carboxylic acid.
8-Chloro-2-(3-ethoxyphenyl)quinoline-4-carboxylic acid (CAS 862663-09-0), molecular formula C18H14ClNO3 and molecular weight 327.76 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H14ClNO3, 8-Chloro-2-(3-ethoxyphenyl)quinoline-4-carboxylic acid contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 327.76 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 8-Chloro-2-(3-ethoxyphenyl)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 | C18H14ClNO3 |
| Molecular Weight | 327.76 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 8-Chloro-2-(2-ethoxyphenyl)quinoline-4-carboxylic acid (CAS 862663-06-7)
- 8-Chloro-2-(4-ethoxyphenyl)quinoline-4-carboxylic acid (CAS 862663-08-9)
- 7-Chloro-6-methoxy-2-(4-methoxyphenyl)quinoline-4-carbaldehyde (CAS 61576-13-4)
- Ethyl 6-chloro-2-oxo-4-phenyl-1,2-dihydro-3-quinolinecarboxylate (CAS 93654-27-4)
- 2’-(Pentafluoroethyl)acetophenone (CAS 133391-51-2)
- 3,4-Dichloro-α-[[[(3-methoxyphenyl)methyl]methylamino]methyl]-benzenemethanol-d3 (CAS 1794892-13-9)
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