Description

2-Chloro-1-Methylnaphthalene is a specialized chlorinated naphthalene derivative that serves as a versatile intermediate in advanced organic synthesis. This compound matters for its role in constructing complex molecular architectures, particularly in the development of functional materials and active pharmaceutical ingredients. Industrial researchers and process chemists in the agrochemical, pharmaceutical, and specialty chemical sectors require this high-purity intermediate for its reliable reactivity and structural utility.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor or core structure in the development of electron-transport or host materials for display technologies.
• Dye and Pigment Manufacturing: Intermediate for synthesizing specific naphthalene-based dyes and high-performance pigments.
• Liquid Crystal Materials: Used in the research and production of liquid crystal compounds for electronic displays.
• Chemical Research & Development: A valuable reagent for methodological studies in cross-coupling reactions and functional group transformations.
• Polymer Additives: Potential intermediate for creating specialty additives that enhance polymer properties.

Basic Information

Product Name	2-Chloro-1-Methylnaphthalene
CAS No.	20601-21-2
Molecular Formula	C₁₁H₉Cl
Molecular Weight	176.64 g/mol
Synonyms	1-Methyl-2-chloronaphthalene; 2-Chloro-1-methylnaphthalene; 2-Chloro-1-methyl-naphthalene; NSC 406108; 1-Methyl-2-chloro-naphthalene; 2-Chloro-1-methylnaphtalene; 2-Chlor-1-methylnaphthalin
EINECS	Contact for details

Quality Control

Every batch of 2-Chloro-1-Methylnaphthalene is manufactured and tested under a strict quality management system. Our products undergo rigorous quality testing, including GC/HPLC analysis, to ensure compliance with industry standards and customer specifications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong acids and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed to prevent contamination and moisture uptake.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Related Substances (GC/HPLC)	≤ 2.0% total
Water Content (KF)	≤ 0.5%

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