Description

2,3-Dimethoxy-5-Sulphobenzoic Acid is a specialized aromatic sulfonic acid derivative characterized by its dimethoxy substitution pattern. This compound is valued as a key synthetic intermediate and building block in advanced organic synthesis, offering precise functionalization for complex molecular architectures. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those requiring a sulfonated benzoic acid core.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators where its specific substitution pattern imparts desired biological activity.
• Dye and Pigment Manufacturing: Acts as a starting material or coupling agent for producing sulfonated azo dyes and high-performance pigments.
• Ligand and Catalyst Development: Employed in the creation of specialized ligands for metal catalysis and molecular recognition applications.
• Polymer Modification: Utilized to introduce sulfonic acid groups into polymer backbones for ion-exchange resins or to enhance hydrophilicity.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new organic reactions and synthesizing complex heterocycles.

Basic Information

Product Name	2,3-Dimethoxy-5-Sulphobenzoic Acid
CAS No.	96446-21-8
Molecular Formula	C9H10O7S
Molecular Weight	262.24 g/mol
Synonyms	5-Sulfo-2,3-dimethoxybenzoic Acid; 2,3-Dimethoxy-5-sulfobenzoic Acid; Benzoic acid, 2,3-dimethoxy-5-sulfo-; 2,3-Dimethoxy-5-sulfonylbenzoic Acid; 2,3-Dimethoxy-5-carboxybenzenesulfonic Acid
EINECS	Contact for details

Quality Control

Our 2,3-Dimethoxy-5-Sulphobenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

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). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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