Description

Sodium 2-Thiophenesulfonate is an organosulfur compound and a valuable sulfonate salt derived from thiophene. This specialty chemical serves as a versatile building block and intermediate in advanced organic synthesis, enabling the introduction of the thiophene-sulfonate moiety into target molecules. It is primarily utilized by the pharmaceutical, agrochemical, and material science industries for research, development, and manufacturing processes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing thiophene heterocycles for various therapeutic applications.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides where the thiophene ring contributes to biological activity.
• Polymer & Material Science: Acts as a monomer or functionalization agent for creating conductive polymers, specialty coatings, and advanced materials with tailored properties.
• Ligand & Catalyst Preparation: Employed in the development of sulfonated ligands for catalysis and metal complexation in fine chemical manufacturing.
• Chemical Research & Development: Serves as a fundamental reagent in academic and industrial R&D for exploring new synthetic pathways and novel compounds.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized dyes and organic pigments where sulfonate groups enhance solubility and application properties.

Basic Information

Product Name	Sodium 2-Thiophenesulfonate
CAS No.	3969-53-7
Molecular Formula	C4H3NaO3S2
Molecular Weight	186.18 g/mol
Synonyms	2-Thiophenesulfonic Acid Sodium Salt; Sodium Thiophene-2-sulfonate; 2-Thienylsulfonic Acid Sodium Salt; Thiophene-2-sulfonic Acid Sodium Salt; 2-Sulfothiophene Sodium Salt; Sodium 2-Thienylsulfonate; 2-Thiophenesulfonate Sodium; TSNA
EINECS	223-576-0

Quality Control

Our Sodium 2-Thiophenesulfonate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided and available upon request to support your quality assurance protocols.

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 away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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