Description

Benzenesulfonic Acid, 3,4-Dihydroxy-5-Methoxy- (9Ci) is a specialized benzenesulfonic acid derivative characterized by its unique substitution pattern of hydroxyl and methoxy groups. This compound serves as a valuable chemical intermediate and building block in advanced organic synthesis, particularly for creating complex molecules with specific electronic and steric properties. It is primarily needed by pharmaceutical research and fine chemical industries for the development of active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Fine Chemical Synthesis: Used as a precursor for creating complex organic molecules, dyes, and functional materials.
• Ligand and Catalyst Development: Serves as a starting material for synthesizing specialized ligands used in metal catalysis and coordination chemistry.
• Research & Development: Essential for academic and industrial R&D in organic chemistry and medicinal chemistry projects.
• Agrochemical Intermediates: Potential use in the synthesis of advanced crop protection agents and plant growth regulators.

Basic Information

Product Name	Benzenesulfonic Acid, 3,4-Dihydroxy-5-Methoxy- (9Ci)
CAS No.	792868-86-1
Molecular Formula	C7H8O6S
Molecular Weight	220.20 g/mol
Synonyms	3,4-Dihydroxy-5-methoxybenzenesulfonic acid; 5-Methoxy-3,4-dihydroxybenzenesulfonic acid; 1-Hydroxy-2,3-dimethoxy-5-sulfobenzene; 2,3-Dimethoxy-5-sulfophenol; Benzenesulfonic acid, 3,4-dihydroxy-5-methoxy-; 792868-86-1; 3,4-Dihydroxy-5-methoxybenzene-1-sulfonic acid
EINECS	Contact for details

Quality Control

Our Benzenesulfonic Acid, 3,4-Dihydroxy-5-Methoxy- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available for 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 a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%

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