Description

2-(5-Ethyl-2-Thienyl)Quinoline-4-Carbonyl Chloride is a high-purity, reactive chemical intermediate designed for advanced synthesis. This compound matters for its role as a critical building block in the development of complex organic molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is essential for researchers and process chemists in the pharmaceutical, agrochemical, and material science industries who require a reliable and high-quality source for constructing quinoline-based scaffolds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with quinoline and thiophene pharmacophores.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, leveraging its heterocyclic structure.
• Material Science Research: Serves as a monomer or building block for creating advanced organic electronic materials, such as organic semiconductors or light-emitting materials.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal catalysis or as a core structure in catalyst design.
• Dye and Pigment Manufacturing: Acts as an intermediate for synthesizing complex, color-fast quinoline-based dyes and pigments.
• Academic and R&D Laboratories: Used in fundamental chemical research for exploring new organic reactions and synthesizing novel heterocyclic compounds.

Basic Information

Product Name	2-(5-Ethyl-2-Thienyl)Quinoline-4-Carbonyl Chloride
CAS No.	1160264-89-0
Molecular Formula	C₁₆H₁₂ClNOS
Molecular Weight	301.79 g/mol
Synonyms	2-(5-Ethylthiophen-2-yl)quinoline-4-carbonyl chloride; Quinoline-4-carbonyl chloride, 2-(5-ethyl-2-thienyl)-; 2-(5-Ethyl-2-thienyl)-4-quinolinecarbonyl chloride; 4-Quinolinecarbonyl chloride, 2-(5-ethyl-2-thienyl)-; 1160264-89-0; ETQC-Cl
EINECS	Contact for details

Quality Control

Our 2-(5-Ethyl-2-Thienyl)Quinoline-4-Carbonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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