Description

3,3-Dichloro-n-Acetylbenzidine is a specialized aromatic amine derivative, primarily serving as a high-value chemical intermediate in advanced synthesis. Its significance lies in its role as a key building block for the production of dyes, pigments, and other complex organic compounds where specific chlorinated and acetylated structures are required. This product is essential for manufacturers and R&D laboratories in the fine chemical, specialty dye, and advanced material sectors seeking precise molecular architectures for performance applications.

Application

• Primary Intermediate for Azo Dyes and Pigments: Acts as a crucial diazo component in the synthesis of high-performance, chlorinated azo dyes, offering enhanced lightfastness and color properties.
• Specialty Polymer Synthesis: Used in the production of polyimides and other high-temperature polymers where the dichloroacetylbenzidine structure imparts specific thermal and chemical resistance.
• Pharmaceutical Intermediate: Serves as a precursor in the research and development of active pharmaceutical ingredients (APIs) requiring complex benzidine-based scaffolds.
• Liquid Crystal and Electronic Material Production: Employed in the synthesis of organic compounds for electronic applications, including liquid crystal displays (LCDs) and organic semiconductors.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new organic reactions and synthesizing novel chemical entities.
• Photographic Chemical Manufacturing: Used in the synthesis of certain specialty chemicals for photographic and imaging applications.

Basic Information

Item	Detail
Product Name	3,3-Dichloro-n-Acetylbenzidine
CAS No.	72732-23-1
Molecular Formula	C14H12Cl2N2O
Molecular Weight	295.16 g/mol
Synonyms	N-(3,3'-Dichloro[1,1'-biphenyl]-4,4'-diyl)diacetamide; 3,3'-Dichlorobenzidine diacetamide; N,N'-Diacetyl-3,3'-dichlorobenzidine; 4,4'-Diacetamido-3,3'-dichlorobiphenyl; Acetylated 3,3'-Dichlorobenzidine; DCAB
EINECS	Contact for details

Quality Control

Our 3,3-Dichloro-n-Acetylbenzidine is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing including HPLC for purity, IR for identification, and residual solvent analysis to ensure it meets exacting standards. A Certificate of Analysis (COA) detailing all specifications and test results is provided with each shipment, ensuring full traceability and compliance for your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Off-white to light yellow 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 (as Pb)	≤ 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.