Description

2-(5-Ethylthien-2-Yl)-6-Methylquinoline-4-Carboxylic Acid is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring sophisticated molecular architectures. It is primarily sought by research institutions and manufacturers in the pharmaceutical and fine chemical industries for drug discovery and development programs.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, particularly those targeting specific biological pathways.
• Organic Light-Emitting Diode (OLED) Research: Serves as a potential electron-transport or emissive layer material due to its quinoline-thiophene conjugated system.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides and herbicides with enhanced efficacy.
• Material Science: Investigated as a monomer or additive for creating specialized polymers with unique optical or electronic properties.
• Coordination Chemistry: Acts as a chelating ligand for metal ions in catalytic systems or in the development of metal-organic frameworks (MOFs).
• Fluorescent Probe Development: Utilized in the design of chemical sensors and bio-imaging agents due to its inherent fluorophore structure.

Basic Information

Product Name	2-(5-Ethylthien-2-Yl)-6-Methylquinoline-4-Carboxylic Acid
CAS No.	438216-59-2
Molecular Formula	C₁₇H₁₅NO₂S
Molecular Weight	297.37 g/mol
Synonyms	6-Methyl-2-(5-ethyl-2-thienyl)-4-quinolinecarboxylic acid; 2-(5-Ethyl-2-thienyl)-6-methyl-4-quinolinecarboxylic acid; 4-Quinolinecarboxylic acid, 2-(5-ethyl-2-thienyl)-6-methyl-; ETMQCA; 438216-59-2; 2-(5-Ethylthiophen-2-yl)-6-methylquinoline-4-carboxylic acid
EINECS	Contact for details

Quality Control

Our 2-(5-Ethylthien-2-Yl)-6-Methylquinoline-4-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR). We provide Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes to ensure the material meets your precise research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.