Description

3-Amino-5-Methoxybenzoic Acid is a versatile aromatic amino acid derivative that serves as a critical building block in advanced organic synthesis. Its bifunctional nature, featuring both an amino and a carboxylic acid group, makes it an essential intermediate for constructing complex molecular architectures. This compound is primarily sought after by the pharmaceutical and agrochemical industries for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key starting material for the synthesis of novel drug candidates, including potential kinase inhibitors and receptor modulators.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Dyestuff and Pigment Manufacturing: Serves as a precursor for azo dyes and other high-performance colorants.
• Liquid Crystal & OLED Materials: A building block for creating specialized organic electronic materials.
• Polymer Modification: Employed to introduce functional groups into polymer chains for enhanced properties.
• Bioconjugation & Linker Chemistry: Useful in proteomics and biotech for creating antibody-drug conjugates (ADCs) and diagnostic agents.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities.
• Fine Chemical Synthesis: Intermediate for various specialty chemicals, including flavors, fragrances, and photographic chemicals.

Basic Information

Product Name	3-Amino-5-Methoxybenzoic Acid
CAS No.	74165-74-5
Molecular Formula	C8H9NO3
Molecular Weight	167.16 g/mol
Synonyms	5-Methoxy-3-aminobenzoic Acid; 3-Amino-5-methoxybenzoic acid; Benzoic acid, 3-amino-5-methoxy-; 5-Methoxy-m-aminobenzoic Acid; 3-Carboxy-5-methoxyaniline; 5-Methoxy-3-aminobenzoic acid; m-Amino-p-methoxybenzoic Acid; 3-Amino-5-methoxy-benzoic acid
EINECS	Contact for details

Quality Control

Our 3-Amino-5-Methoxybenzoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes results from HPLC, NMR, and other relevant analytical methods. Our quality commitment ensures the material meets the stringent requirements for pharmaceutical and fine chemical applications.

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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 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.