Description

3,4-Dichloro-n-Hydroxyaniline is a halogenated aromatic amine derivative that serves as a versatile and critical building block in advanced organic synthesis. Its unique structure, featuring both amine and phenolic hydroxyl groups, makes it a valuable intermediate for creating complex molecules with specific functionalities. This compound is primarily sought after by research institutions and industrial manufacturers in the agrochemical and pharmaceutical sectors for the development of active ingredients, dyes, and functional polymers.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of herbicides, fungicides, and plant growth regulators, where its dichloro-substituted aniline core provides essential bioactivity.
• Pharmaceutical Synthesis: Employed as a building block for creating pharmacologically active compounds, including potential active pharmaceutical ingredients (APIs) and diagnostic agents.
• Dye and Pigment Manufacturing: Used in the production of azo dyes and complex organic pigments, contributing to color fastness and stability.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers, such as polyimides and epoxy resins, enhancing thermal and chemical resistance.
• Research & Development: Serves as a standard or starting material in organic chemistry research for studying reaction mechanisms and developing new synthetic methodologies.
• Chemical Synthesis: Utilized in various coupling and condensation reactions to introduce the 3,4-dichloroaniline moiety into more complex molecular architectures.

Basic Information

Item	Details
Product Name	3,4-Dichloro-n-Hydroxyaniline
CAS No.	33175-34-7
Molecular Formula	C6H5Cl2NO
Molecular Weight	178.02 g/mol
Synonyms	3,4-Dichloro-4-aminophenol; 4-Amino-2,3-dichlorophenol; 2,3-Dichloro-4-aminophenol; 4-Amino-2,3-dichlorophenol; 3,4-Dichloro-4-hydroxyaniline; 4-Hydroxy-3,4-dichloroaniline; 3,4-Dichloro-1-amino-4-hydroxybenzene
EINECS	Contact for details

Quality Control

Our 3,4-Dichloro-n-Hydroxyaniline is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) detailing batch-specific results are provided to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its property of being easily oxidized, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light brown 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

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