Description

4,4'-Dichlorobenzoin is a specialized organic chemical intermediate characterized by its distinct benzoin structure substituted with chlorine atoms at the para positions. This compound matters for its role as a versatile building block in the synthesis of more complex molecules, particularly in fine chemical and pharmaceutical research. Industries that require it include pharmaceutical R&D for active pharmaceutical ingredient (API) synthesis, agrochemical manufacturing for crop protection agents, and academic institutions engaged in organic chemistry and materials science studies.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and other crop protection agents.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Polymer Chemistry: Employed in the synthesis of monomers and specialty polymers with specific thermal or optical properties.
• Organic Synthesis Research: A valuable building block in academic and industrial laboratories for constructing complex molecular architectures.
• Dye and Pigment Intermediate: Used in the development of specialized dyes and organic pigments.

Basic Information

Product Name	4,4'-Dichlorobenzoin
CAS No.	4254-20-0
Molecular Formula	C14H10Cl2O2
Molecular Weight	281.13 g/mol
Synonyms	Benzoin, 4,4'-dichloro-; (4-Chlorophenyl)(4-chlorophenyl)hydroxymethanone; α-Hydroxy-4,4'-dichlorobenzil; 4,4'-Dichlorobenzil alcohol; 1,2-Bis(4-chlorophenyl)-2-hydroxyethanone; 4,4'-Dichlorodiphenylglycol; α,α'-Dichlorobenzoin; 4,4'-Dichloro-α-hydroxybenzil
EINECS	224-224-9

Quality Control

Our 4,4'-Dichlorobenzoin is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliable supply and traceability for critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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 moisture absorption and contamination.

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)	Contact for details

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