Description

2-Thiophenecarboxylic Acid, 3-((Methylphenylamino)Sulfonyl)- is a specialized organic intermediate featuring a thiophene core functionalized with a carboxylic acid and a sulfonamide group. This unique molecular architecture makes it a valuable building block for the synthesis of advanced materials and active pharmaceutical ingredients (APIs). It is primarily sought after by research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel compounds with targeted properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, or metabolic diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging the bioactivity of the thiophene and sulfonamide motifs.
• Material Science: Acts as a monomer or functionalizing agent for creating polymers with specific electronic or optical properties for advanced coatings or electronic materials.
• Dye & Pigment Synthesis: Employed in the production of specialized dyes and pigments where the thiophene ring contributes to color and stability.
• Ligand for Catalysis: Can be utilized to develop novel ligands for metal-catalyzed reactions in fine chemical synthesis.

Basic Information

Product Name	2-Thiophenecarboxylic Acid, 3-((Methylphenylamino)Sulfonyl)-
CAS No.	140947-39-3
Molecular Formula	C13H11NO4S2
Molecular Weight	309.36 g/mol
Synonyms	3-[(N-Methylanilino)sulfonyl]thiophene-2-carboxylic acid; 3-[(Methylphenylamino)sulfonyl]-2-thiophenecarboxylic acid; N-Methyl-N-phenyl-3-(2-carboxythiophen-3-yl)sulfonamide; 3-(N-Methyl-N-phenylsulfamoyl)thiophene-2-carboxylic acid; 2-Thiophenecarboxylic acid, 3-[(methylphenylamino)sulfonyl]-; 3-(Methyl(phenyl)sulfamoyl)thiophene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 2-Thiophenecarboxylic Acid, 3-((Methylphenylamino)Sulfonyl)- adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality attributes to support your regulatory and R&D requirements.

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). This compound is moisture-sensitive (hygroscopic); keep the container tightly sealed when not in use to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.