4-(p-Tolyl)quinoline-2-carboxylic acid CAS 307300-99-8
| CAS No. | 307300-99-8 |
| Molecular Formula | C17H13NO2 |
| Molecular Weight | 263.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(p-Tolyl)quinoline-2-carboxylic acid (CAS 307300-99-8) is a high-purity analytical reference standard with the molecular formula C17H13NO2 and a molecular weight of 263.29 g/mol.
Based on its molecular formula C17H13NO2, 4-(p-Tolyl)quinoline-2-carboxylic acid contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 263.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
CATO manufactures 4-(p-Tolyl)quinoline-2-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 | C17H13NO2 |
| Molecular Weight | 263.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related p Standards
- 4-(o-Tolyl)quinoline-3-carboxylic acid (CAS 107419-47-6)
- 2-(O-tolyl)quinoline-4-carboxylic acid (CAS 174636-85-2)
- 3-(p-Tolyl)quinolin-4-yl hydrogen carbonate (CAS 19571-23-4)
- 1-(p-Tolyl)isoquinoline-3-carboxylic acid (CAS 89242-17-1)
- 2-(p-Tolyl)quinoline-4-carboxylic acid, 97% (CAS 20389-05-3)
- 4-(m-Tolyl)-1-tosyl-1H-pyrazol-5-amine (CAS 1003992-23-1)
- 4-(o-Tolyl)-1-tosyl-1H-pyrazol-5-amine (CAS 1003992-24-2)
- 3-(m-Tolyl)-1-(o-tolyl)-1H-pyrazol-5-amine (CAS 618098-38-7)
Recommended Standards
- 4-(Benzylamino)quinazoline-6-carbaldehyde (CAS 648449-12-1)
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- 4-(4-Methylpiperidin-1-yl)-3-nitrobenzamide (CAS 6637-54-3)
- 4-[(1-Acetyl-2-phenylvinyl)oxy]benzenecarbonitrile (CAS 477852-88-3)
- 4-(BOC-AMINOMETHYL)-TETRAHYDRO-2H-PYRANE (CAS 666262-72-2)
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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