6-Ethyl-2-(m-tolyl)quinoline-4-carboxylic acid CAS 861453-64-7
| CAS No. | 861453-64-7 |
| Molecular Formula | C19H17NO2 |
| Molecular Weight | 291.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 6-Ethyl-2-(m-tolyl)quinoline-4-carboxylic acid is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
6-Ethyl-2-(m-tolyl)quinoline-4-carboxylic acid (CAS 861453-64-7), molecular formula C19H17NO2 and molecular weight 291.34 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H17NO2, 6-Ethyl-2-(m-tolyl)quinoline-4-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 291.34 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.
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-Ethyl-2-(m-tolyl)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 | C19H17NO2 |
| Molecular Weight | 291.34 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.) | 1987 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 6,8-Dimethyl-2-(p-tolyl)quinoline-4-carboxylic acid (CAS 436089-41-7)
- 6-Ethyl-2-(o-tolyl)quinoline-4-carboxylic acid (CAS 861453-63-6)
- 6,8-Dimethyl-2-(o-tolyl)quinoline-4-carboxylic acid (CAS 725687-84-3)
- 6-Ethyl-2-(p-tolyl)quinoline-4-carboxylic acid (CAS 436091-46-2)
- 1-(6-Chlorobenzo[b]thiophen-2-yl)-3-methyl-5-phenyl-1H-pyrazole (CAS 98319-04-1)
- 16045-94-6 Benzenemethanamine, N-(3-chloropropyl)-N-(phenylmethyl)- CTK0A9938 (CAS 16045-94-6)
- 1-(2-Fluorophenyl)pyrrolidin-3-one (CAS 536742-68-4)
- N-(2,3-Dimethylphenyl)-2-((3-(2-hydroxyphenyl)-1H-1,2,4-triazol-5-yl)thio)acetamide (CAS 332126-80-4)
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- Hexadecanoic Acid Impurity 2 (CAS 2490-48-4)
- 4'-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,1'-biphenyl]-4-amine (CAS 1008788-39-3)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
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