Description

3,4-Dichloro-3',5'-Dimethylbenzophenone is a specialized organic compound belonging to the benzophenone class, characterized by its distinct chlorinated and methylated aromatic structure. This compound serves as a critical high-purity intermediate in advanced organic synthesis, where its specific substitution pattern enables precise molecular construction. It is primarily required by pharmaceutical R&D and agrochemical sectors for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or precursor in the development of specialty polymers and advanced organic materials.
• Chemical Research & Development: A versatile reagent for constructing complex aromatic systems in academic and industrial laboratories.
• Photoinitiator & UV Absorber Precursor: Used in the development of light-sensitive compounds for coatings and polymer curing applications.

Basic Information

Product Name	3,4-Dichloro-3',5'-Dimethylbenzophenone
CAS No.	844885-35-4
Molecular Formula	C15H12Cl2O
Molecular Weight	279.16 g/mol
Synonyms	3,4-Dichloro-3',5'-dimethylbenzophenone; Benzophenone, 3,4-dichloro-3',5'-dimethyl-; (3,4-Dichlorophenyl)(3,5-dimethylphenyl)methanone; 3',5'-Dimethyl-3,4-dichlorobenzophenone; 3,4-Dichloro-3,5-dimethylbenzophenone; 3,4-Dichloro-3,5'-dimethylbenzophenone; 844885-35-4
EINECS	Contact for details

Quality Control

Our 3,4-Dichloro-3',5'-Dimethylbenzophenone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Production adheres to current Good Manufacturing Practice (GMP) guidelines where applicable. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles, available upon request. We support compliance with global regulatory standards including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to prevent contamination and moisture absorption.

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
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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