Description

Methyl 4-Aminosalicylate is an important pharmaceutical intermediate and fine chemical building block. This compound is valued for its role in the synthesis of more complex molecules, particularly in medicinal chemistry. It is primarily utilized by manufacturers in the pharmaceutical, agrochemical, and research and development sectors for creating active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of anti-tuberculosis agents and other therapeutic molecules.
• Organic Synthesis Building Block: Used in research laboratories and chemical production for constructing complex organic frameworks via its amine and ester functional groups.
• Agrochemical Synthesis: Serves as an intermediate in the development of certain herbicides and plant growth regulators.
• Dye and Pigment Manufacturing: Utilized in the production of azo dyes and other colorants due to its aromatic amine structure.
• Research & Development: Employed in academic and industrial R&D for drug discovery and material science projects.
• Chemical Reference Standard: Used as a high-purity standard for analytical method development and quality control in pharmaceutical analysis.

Basic Information

Product Name	Methyl 4-Aminosalicylate
CAS No.	4136-97-4
Molecular Formula	C8H9NO3
Molecular Weight	167.16 g/mol
Synonyms	4-Amino-2-hydroxybenzoic acid methyl ester; Methyl p-aminosalicylate; 4-Aminosalicylic acid methyl ester; Methyl 4-amino-2-hydroxybenzoate; p-Aminosalicylic acid methyl ester; PAS methyl ester; Methyl PAS; 2-Hydroxy-4-aminobenzoic acid methyl ester
EINECS	223-947-5

Quality Control

Our Methyl 4-Aminosalicylate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment supports applications requiring high-purity intermediates for pharmaceutical and advanced synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep the container tightly sealed to minimize exposure to 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%
Related Substances (HPLC)	Total impurities ≤2.0%
Melting Point	148°C - 152°C

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