Description

4-Chloro-3-Ethyl-2-Methyl-Quinoline is a versatile quinoline derivative that serves as a critical synthetic intermediate in advanced organic chemistry. This compound matters for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients and specialty chemicals. Industries that need it include pharmaceutical R&D, agrochemical manufacturing, and academic research laboratories focused on heterocyclic chemistry and material science.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, especially those targeting neurological or anti-infective pathways.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a precursor for the development of organic semiconductors, light-emitting materials, and coordination complexes.
• Dye and Pigment Manufacturing: Intermediate for creating specialized quinoline-based dyes with specific colorfastness and stability properties.
• Catalyst Ligand Precursor: Used to synthesize complex ligands for transition metal catalysts in asymmetric synthesis.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	4-Chloro-3-Ethyl-2-Methyl-Quinoline
CAS No.	1888-02-4
Molecular Formula	C₁₂H₁₂ClN
Molecular Weight	205.68 g/mol
Synonyms	4-Chloro-3-ethyl-2-methylquinoline; 2-Methyl-3-ethyl-4-chloroquinoline; 3-Ethyl-4-chloro-2-methylquinoline; Quinoline, 4-chloro-3-ethyl-2-methyl-; 1888-02-4; 4-Chloro-3-ethyl-2-methyl-quinoline; 4-Chloro-3-ethyl-2-methylquinoline (principal synonym)
EINECS	Contact for details

Quality Control

Our 4-Chloro-3-Ethyl-2-Methyl-Quinoline is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics 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 area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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