Description

1,2-Dichloro-5-Fluoro-3-Methylbenzene is a high-purity halogenated aromatic building block of significant importance in advanced organic synthesis. Its value lies in its precise substitution pattern, which makes it a versatile intermediate for constructing complex molecular architectures. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of new active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly in fluorinated active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides where the dichloro-fluoro-methyl motif confers specific biological activity.
• Material Science Research: Serves as a precursor for the development of specialty polymers, liquid crystals, and organic electronic materials.
• Chemical Synthesis Building Block: Employed in cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) and nucleophilic aromatic substitution to introduce complex benzene derivatives.
• Dye and Pigment Intermediate: Used in the synthesis of specialized halogenated dyes and pigments.

Basic Information

Product Name	1,2-Dichloro-5-Fluoro-3-Methylbenzene
CAS No.	1242339-71-4
Molecular Formula	C7H5Cl2F
Molecular Weight	179.02 g/mol
Synonyms	3-Methyl-1,2-dichloro-5-fluorobenzene; 5-Fluoro-1,2-dichloro-3-methylbenzene; 1,2-Dichloro-5-fluoro-3-methyl-benzene; 2,3-Dichloro-6-fluorotoluene; Benzene, 1,2-dichloro-5-fluoro-3-methyl-; 1242339-71-4; 6-Fluoro-2,3-dichlorotoluene
EINECS	Contact for details

Quality Control

Our 1,2-Dichloro-5-Fluoro-3-Methylbenzene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment and is 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 heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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