Description

Methyl 3-Amino-4-Hydroxybenzoate is a versatile aromatic ester derivative that serves as a critical building block in advanced organic synthesis. This compound is valued for its bifunctional amino and hydroxy groups, which enable its use in constructing complex molecular architectures. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing active ingredients and functional intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with benzamide or aniline-based structures.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its aromatic amine functionality.
• Dye and Pigment Manufacturing: Acts as a coupling agent and intermediate in the synthesis of azo dyes and other complex colorants.
• Polymer Chemistry: Employed as a monomer or chain modifier in the production of specialty polymers and resins, such as polyamides and polyesters.
• Research & Development: Utilized in academic and industrial R&D labs for method development and the creation of novel chemical entities.
• Fine Chemical Production: Serves as a versatile intermediate for synthesizing other fine chemicals, including UV absorbers and antioxidants.

Basic Information

Product Name	Methyl 3-Amino-4-Hydroxybenzoate
CAS No.	536-25-4
Molecular Formula	C8H9NO3
Molecular Weight	167.16 g/mol
Synonyms	3-Amino-4-hydroxybenzoic acid methyl ester; Methyl 3-amino-4-hydroxybenzoate; Benzoic acid, 3-amino-4-hydroxy-, methyl ester; 4-Hydroxy-3-aminobenzoic acid methyl ester; Methyl 4-hydroxy-3-aminobenzoate; 3-Amino-4-hydroxy methyl benzoate; Methyl ester of 3-amino-4-hydroxybenzoic acid; MAHB
EINECS	208-627-8

Quality Control

Our Methyl 3-Amino-4-Hydroxybenzoate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158°C - 162°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.