Description

7-Chloro-2-(5-Ethyl-2-Thienyl)-8-Methylquinoline-4-Carbonyl Chloride is a high-value, multi-functional chemical intermediate with a complex heterocyclic structure. Its primary commercial value lies in its role as a key building block for the synthesis of advanced pharmaceutical compounds and specialty organic materials. This compound is essential for research and development chemists and process engineers working in pharmaceutical, agrochemical, and advanced material science industries.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting specific biological pathways.
• Agrochemical Synthesis: Used in the research and development of new active ingredients for crop protection products, leveraging its quinoline-thiophene core.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a starting material for the development of electron-transport or host materials in OLED displays and lighting due to its conjugated system.
• Ligand Synthesis for Catalysis: Employed in the preparation of specialized ligands for transition metal catalysts used in fine chemical and asymmetric synthesis.
• Fluorescent Probe Development: Utilized in research to create sensitive fluorescent markers or sensors for biochemical and diagnostic applications.
• Polymer & Material Science: Incorporated into the backbone of specialty polymers to impart unique thermal, optical, or electronic properties.

Basic Information

Item	Details
Product Name	7-Chloro-2-(5-Ethyl-2-Thienyl)-8-Methylquinoline-4-Carbonyl Chloride
CAS No.	1160256-86-9
Molecular Formula	C₁₇H₁₃Cl₂NOS
Molecular Weight	350.26 g/mol
Synonyms	7-Chloro-2-(5-ethylthiophen-2-yl)-8-methylquinoline-4-carbonyl chloride; 4-Quinolinecarbonyl chloride, 7-chloro-2-(5-ethyl-2-thienyl)-8-methyl-; 1160256-86-9; 7-Chloro-2-(5-ethyl-2-thienyl)-8-methyl-4-quinolinecarbonyl chloride; 8-Methyl-7-chloro-2-(5-ethyl-2-thienyl)quinoline-4-carbonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 7-Chloro-2-(5-Ethyl-2-Thienyl)-8-Methylquinoline-4-Carbonyl Chloride is produced and tested under a strict quality management system. We ensure compliance with relevant industry standards for fine chemical intermediates. Comprehensive analytical testing, including HPLC, NMR, and MS, is performed to verify identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from strong acids and incompatible organic solvents.

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.