Description

Alpha,4-Dichloroanisole is a high-purity halogenated anisole derivative, serving as a critical synthetic intermediate in advanced organic chemistry. Its value lies in providing a versatile aromatic building block with specific substitution patterns for constructing complex molecules. This compound is essential for R&D and production within the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring dichlorinated aromatic ether motifs.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, leveraging its halogenated structure for bioactivity.
• Liquid Crystal & Electronic Chemicals: Serves as a building block for specialty monomers and intermediates used in liquid crystal displays (LCDs) and organic electronic materials.
• Dye & Pigment Manufacturing: Intermediate for synthesizing complex organic dyes and high-performance pigments, where the methoxy and chloro groups influence color and stability.
• Polymer Modification: Employed to introduce specific functional groups into polymer chains, altering physical properties for specialty plastics and coatings.
• Organic Synthesis & Research: A valuable reagent in academic and industrial laboratories for cross-coupling reactions, nucleophilic substitutions, and other transformative chemical processes.

Basic Information

Product Name	Alpha,4-Dichloroanisole
CAS No.	21151-56-4
Molecular Formula	C7H6Cl2O
Molecular Weight	177.03 g/mol
Synonyms	1,4-Dichloro-2-methoxybenzene; 2,5-Dichloroanisole; 2-Methoxy-1,4-dichlorobenzene; 1,4-Dichloro-2-methoxybenzene; Anisole, 2,5-dichloro-; Benzene, 1,4-dichloro-2-methoxy-; 2,5-Dichloro-1-methoxybenzene
EINECS	Contact for details

Quality Control

Our Alpha,4-Dichloroanisole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (IR, NMR), to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
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.