Description

Naphthalene, 2-(Chloromethyl)-3-Methyl- (9Ci) is a specialized halogenated naphthalene derivative serving as a versatile synthetic intermediate. This compound matters for its role in constructing complex molecular architectures, particularly in advanced material science and fine chemical synthesis. Industries that need it include pharmaceutical R&D for creating novel active ingredients and agrochemical manufacturers developing next-generation crop protection agents.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a precursor for functionalized polymers, liquid crystals, and organic electronic materials.
• Dye & Pigment Manufacturing: Intermediate in the synthesis of specialized naphthalene-based dyes and colorants.
• Organic Synthesis & Research: Valuable reagent for introducing the chloromethyl functional group in complex organic transformations.
• Cross-Coupling Reactions: Acts as a substrate in palladium-catalyzed cross-coupling reactions for C-C bond formation.

Basic Information

Product Name	Naphthalene, 2-(Chloromethyl)-3-Methyl- (9Ci)
CAS No.	71862-17-4
Molecular Formula	C12H11Cl
Molecular Weight	190.67 g/mol
Synonyms	2-(Chloromethyl)-3-methylnaphthalene; 3-Methyl-2-(chloromethyl)naphthalene; 2-Chloromethyl-3-methylnaphthalene; 1-Chloromethyl-2-methylnaphthalene (registry number check); Naphthalene, (chloromethyl)methyl-; 71862-17-4; (2-Methyl-3-naphthyl)methyl chloride
EINECS	Contact for details

Quality Control

Our Naphthalene, 2-(Chloromethyl)-3-Methyl- (9Ci) is produced under a rigorous quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

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 heat, sparks, and open flame. The container should be kept tightly sealed to prevent moisture absorption and degradation.

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.