Description

3-[(Cyclopropylamino)Sulfonyl]Thiophene-2-Carboxylic Acid is a high-value, multi-functional heterocyclic building block designed for advanced synthetic chemistry. This compound is critical for researchers and manufacturers developing novel active pharmaceutical ingredients (APIs) and agrochemicals due to its unique sulfonamide and carboxylic acid functionalities. It is primarily sought after by pharmaceutical R&D teams, agrochemical innovators, and specialty chemical producers for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for kinase inhibitors and other small molecule therapeutics.
• Agrochemical Synthesis: Used in the creation of advanced herbicides, fungicides, and insecticides, leveraging the thiophene and sulfonamide motifs for bioactivity.
• Chemical Research & Development: Serves as a versatile building block for constructing complex heterocyclic compounds in academic and industrial research laboratories.
• Material Science Precursor: Potential use in the synthesis of specialty polymers and functional materials requiring specific sulfonamide linkages.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects.

Basic Information

Product Name	3-[(Cyclopropylamino)Sulfonyl]Thiophene-2-Carboxylic Acid
CAS No.	923129-16-2
Molecular Formula	C9H11NO4S2
Molecular Weight	261.32 g/mol
Synonyms	3-(Cyclopropylsulfamoyl)thiophene-2-carboxylic acid; 2-Thiophenecarboxylic acid, 3-[(cyclopropylamino)sulfonyl]-; 3-Cyclopropylsulfamoylthiophene-2-carboxylic acid; Cyclopropyl-(2-carboxythiophen-3-yl)sulfonylamine; 923129-16-2; Thiophene-2-carboxylic acid, 3-[(cyclopropylamino)sulfonyl]-; 3-(N-Cyclopropylsulfamoyl)thiophene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our 3-[(Cyclopropylamino)Sulfonyl]Thiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). The product is moisture-sensitive; keep the container tightly sealed in a dry environment.

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)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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