Description

5-Acetamido-3-Amino-2-Methoxybenzenesulphonic Acid is a specialized aromatic sulfonic acid derivative that serves as a critical intermediate in advanced organic synthesis. Its unique molecular structure, featuring both acetamido and amino functional groups on a methoxybenzenesulphonic acid backbone, makes it a valuable precursor for creating complex molecules. This compound is primarily utilized by the pharmaceutical and fine chemical industries for the research and development of active pharmaceutical ingredients (APIs) and high-value specialty chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly in the development of dyes and other bioactive molecules.
• Dye and Pigment Manufacturing: Used as a crucial intermediate for producing azo dyes and other complex colorants, contributing to color fastness and specific hue properties.
• Fine Chemical Synthesis: Employed in research laboratories and pilot plants for constructing complex organic molecules requiring a sulfonated aromatic core.
• Chemical Research & Development: Serves as a standard or starting material in academic and industrial R&D for exploring new synthetic pathways and material properties.
• Specialty Surfactant Precursor: Its structure can be modified to create specialized surfactants with unique solubility and surface activity profiles.

Basic Information

Product Name	5-Acetamido-3-Amino-2-Methoxybenzenesulphonic Acid
CAS No.	70900-30-0
Molecular Formula	C9H12N2O5S
Molecular Weight	260.27 g/mol
Synonyms	5-Acetamido-3-amino-2-methoxybenzenesulfonic acid; 3-Amino-5-acetamido-2-methoxybenzenesulfonic acid; 2-Methoxy-5-acetamido-3-aminobenzenesulfonic acid; Benzenesulfonic acid, 5-acetamido-3-amino-2-methoxy-; 5-Acetylamino-3-amino-2-methoxybenzenesulphonic acid; AAMBS (common abbreviation); 70900-30-0 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our production of 5-Acetamido-3-Amino-2-Methoxybenzenesulphonic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. The material is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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