Description

Methyl 3-(Piperazin-1-Ylsulfonyl)Thiophene-2-Carboxylate CAS NO 940995-21-1 is a high-value, functionalized heterocyclic building block featuring a thiophene core integrated with piperazine and ester functionalities. This compound matters for its role as a sophisticated intermediate in the synthesis of complex molecules, particularly in pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists in the life sciences sector for constructing novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in therapeutic areas targeting the central nervous system (CNS) and oncology.
• Agrochemical Research: Serves as a building block for creating new active ingredients in crop protection and pesticide formulations.
• Chemical Biology Probe Synthesis: Used to create molecular tools for studying biological pathways and protein interactions.
• Material Science Precursor: Potential application in the synthesis of specialty polymers and organic electronic materials due to its conjugated thiophene system.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects.

Basic Information

Item	Detail
Product Name	Methyl 3-(Piperazin-1-Ylsulfonyl)Thiophene-2-Carboxylate
CAS No.	940995-21-1
Molecular Formula	C11H15N3O4S2
Molecular Weight	317.38 g/mol
Synonyms	Methyl 3-(piperazin-1-ylsulfonyl)thiophene-2-carboxylate; 3-(Piperazine-1-sulfonyl)thiophene-2-carboxylic acid methyl ester; 2-Thiophenecarboxylic acid, 3-(1-piperazinylsulfonyl)-, methyl ester; Methyl 3-piperazin-1-ylsulfonylthiophene-2-carboxylate; 940995-21-1; Methyl 3-(1-piperazinylsulfonyl)-2-thiophenecarboxylate
EINECS	Contact for details

Quality Control

Our Methyl 3-(Piperazin-1-Ylsulfonyl)Thiophene-2-Carboxylate is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality attributes. Our commitment to cGMP principles ensures reliable supply for research and pre-clinical development phases.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). The compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if specified. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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