2-(3-Chlorostyryl)quinoline-7-carboxylic acid CAS 874100-33-1
| CAS No. | 874100-33-1 |
| Molecular Formula | C18H12ClNO2 |
| Molecular Weight | 309.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-(3-Chlorostyryl)quinoline-7-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.
2-(3-Chlorostyryl)quinoline-7-carboxylic acid (CAS 874100-33-1), molecular formula C18H12ClNO2 and molecular weight 309.75 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 2-(3-Chlorostyryl)quinoline-7-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 309.75 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C18H12ClNO2 |
| Molecular Weight | 309.75 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorostyryl Standards
- 2-(2-Chlorostyryl)quinoline-6-carboxylic acid (CAS 923297-71-6)
- 2-(4-Chlorostyryl)quinoline-5-carboxylic acid (CAS 923297-70-5)
- (E)-6-(4-chlorostyryl)-2-(ethylthio)-4,4-dimethyl-1,4-dihydropyrimidine (CAS 282523-15-3)
- (E)-3-(5-(4-chlorostyryl)-1H-pyrazol-1-yl)-5-methyl-4H-1,2,4-triazol-4-amine (CAS 318959-13-6)
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- 1-(2-Chlorostyryl)isoquinoline (CAS 14174-76-6)
- (E)-6-(2-chlorostyryl)-4,4-dimethyl-2-(methylthio)-1,4-dihydropyrimidine (CAS 282523-38-0)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com