Description

4-Amino-2-Bromophenol is a versatile brominated aminophenol derivative that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both an amino and a bromo substituent on the phenol ring, makes it a valuable intermediate for constructing complex molecules. This compound is primarily utilized by the pharmaceutical, agrochemical, and specialty dye industries for research and manufacturing purposes.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with specific halogenated aromatic motifs.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and pesticides where the bromophenol structure is integral to biological activity.
• Dye and Pigment Manufacturing: Serves as a crucial intermediate for producing azo dyes and other complex colorants, contributing to color fastness and specific hue properties.
• Polymer Chemistry: Acts as a monomer or modifier in the production of specialty polymers, including epoxy resins and high-performance plastics.
• Research & Development: Essential reagent in academic and industrial R&D labs for exploring new chemical entities and reaction pathways in medicinal and synthetic chemistry.
• Liquid Crystal and OLED Materials: Potential building block for electronic materials due to its conjugated aromatic system and functional handles for further derivatization.

Basic Information

Product Name	4-Amino-2-Bromophenol
CAS No.	16750-67-7
Molecular Formula	C6H6BrNO
Molecular Weight	188.02 g/mol
Synonyms	2-Bromo-4-aminophenol; 4-Amino-2-bromophenol; 2-Bromo-4-hydroxyaniline; 4-Amino-2-bromo-1-hydroxybenzene; 4-Hydroxy-3-bromoaniline; Phenol, 4-amino-2-bromo-; 3-Bromo-4-hydroxyaniline; 2-Bromo-4-aminophenol
EINECS	240-815-5

Quality Control

Our 4-Amino-2-Bromophenol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR for identification, and residual solvent analysis, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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 kept in opaque or amber packaging.

Specification

Item	Specification
Appearance	Light brown to beige crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	135 - 140 °C
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.