6-Ethyl-2-(5-ethylthien-2-yl)quinoline-4-carboxylic acid CAS 862647-82-3
| CAS No. | 862647-82-3 |
| Molecular Formula | C18H17NO2S |
| Molecular Weight | 311.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 6-Ethyl-2-(5-ethylthien-2-yl)quinoline-4-carboxylic acid is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
6-Ethyl-2-(5-ethylthien-2-yl)quinoline-4-carboxylic acid (CAS 862647-82-3) is a high-purity analytical reference standard with the molecular formula C18H17NO2S and a molecular weight of 311.40 g/mol.
6-Ethyl-2-(5-ethylthien-2-yl)quinoline-4-carboxylic acid (C18H17NO2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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-(5-ethylthien-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 | C18H17NO2S |
| Molecular Weight | 311.40 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 2-(5-Ethylthien-2-yl)-8-methylquinoline-4-carboxylic acid (CAS 438229-38-0)
- 2-(5-Ethylthien-2-yl)quinoline-4-carbohydrazide (CAS 956576-46-8)
- 5-(5-Ethylthien-3-yl)-4-(tetrahydrofuran-2-ylmethyl)-4H-1,2,4-triazole-3-thiol (CAS 438227-62-4)
- 1-[(5-Ethylthien-2-yl)methyl]piperazine 4899AE 523981-54-6 C11H18N2S (CAS 523981-54-6)
- (5-ethylthien-2-yl)methylamine (CAS 104162-80-3)
Recommended Standards
- 5-Tosyl-5H-[1,3]dithiolo[4,5-c]pyrrol-2-one (CAS 250687-28-6)
- 6-tert-Butyl 3-ethyl 4,5-dihydrothieno[2,3-c]pyridine-3,6(7H)-dicarboxylate (CAS 936497-88-0)
- 5-Benzyl-4-(4-ethoxyphenyl)-4H-1,2,4-triazol-3-yl hydrosulfide (CAS 519152-03-5)
- 7-((4-Methoxyphenyl)thio)-1,2,3,5-tetrahydroimidazo[2,1-b]quinazoline (CAS 677343-26-9)
- 2-(2,4-Dimethoxyphenyl)-4-oxo-1,4-dihydroquinoline-6-carboxylic acid (CAS 90034-48-3)
- 3-Chloro-8-methoxyimidazo[1,2-a]pyridine (CAS 1553030-08-2)
- 5-Bromo-4-methoxy-2-nitroaniline (CAS 6943-69-7)
- (2,4-Dimethoxyphenyl)(2-methoxyphenyl)methanone (CAS 33077-87-1)
- Methyl 1-(3-nitrophenyl)-1H-imidazole-4-carboxylate (CAS 314061-15-9)
- 2-(2-Chlorophenyl)-N-(2-(furan-3-yl)ethyl)acetamide (CAS 1448031-18-2)
- 2-Hydroxy-1-methylcyclobutane-1-carbonitrile (CAS 287958-90-1)
- N-(4-Hydroxyphenylacetyl)-spermine (CAS 130210-32-1)
- Carfilzomib Impurity 88 (CAS CATO-C4X-102288)
- Semaglutide Impurity 184 (CAS CATO-C4X-2226184)
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