Description

4-Chloro-2,3,8-Trimethylquinoline is a versatile halogenated quinoline derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique substitution pattern makes it a valuable building block for constructing complex molecular architectures with tailored properties. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting infectious diseases or exhibiting anti-inflammatory activity.
• Agrochemical Synthesis: Building block for developing advanced fungicides, herbicides, and plant growth regulators due to the bioactive quinoline core.
• Material Science Research: Used in the creation of organic semiconductors, light-emitting materials, or metal-chelating ligands for catalytic systems.
• Dye and Pigment Manufacturing: Intermediate for producing specialized quinoline-based dyes with specific color fastness and stability properties.
• Chemical Research & Development: Serves as a standard or starting material in methodological studies for new halogenation or cross-coupling reactions.

Basic Information

Product Name	4-Chloro-2,3,8-Trimethylquinoline
CAS No.	1203-45-8
Molecular Formula	C₁₂H₁₂ClN
Molecular Weight	205.68 g/mol
Synonyms	4-Chloro-2,3,8-trimethylquinoline; 2,3,8-Trimethyl-4-chloroquinoline; Quinoline, 4-chloro-2,3,8-trimethyl-; 4-Chloro-2,3,8-trimethyl-quinoline; 1203-45-8 (CAS RN)
EINECS	Contact for details

Quality Control

Our 4-Chloro-2,3,8-Trimethylquinoline is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a Certificate of Analysis (COA) with key parameters including assay, impurity profile, and physical characterization. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliable supply and traceability for critical R&D and production applications.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow 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.