Description

4-Methyl-4H-Thieno[3,2-B]Pyrrole-5-Carboxylic Acid is a high-purity heterocyclic carboxylic acid building block of significant interest in advanced organic synthesis. This compound matters as a critical precursor for the development of novel pharmaceuticals and functional materials, offering a unique fused-ring scaffold for structure-activity relationship (SAR) studies. It is primarily needed by research institutions and industrial R&D departments focused on medicinal chemistry, agrochemical discovery, and the synthesis of organic electronic materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders.
• Agrochemical Research: Used as a building block for creating novel herbicides, fungicides, and insecticides with potentially improved efficacy and environmental profiles.
• Material Science: Acts as a precursor in the synthesis of organic semiconductors, conductive polymers, and other functional materials for electronic applications.
• Chemical Biology: Employed in the design and synthesis of molecular probes and enzyme inhibitors for biochemical pathway analysis.
• Academic Research: Utilized in universities and research institutes for methodological studies in heterocyclic chemistry and the development of new synthetic routes.
• Custom Synthesis: A starting material for contract research organizations (CROs) and CDMOs producing bespoke compounds for client projects.

Basic Information

Product Name	4-Methyl-4H-Thieno[3,2-B]Pyrrole-5-Carboxylic Acid
CAS No.	841222-62-6
Molecular Formula	C8H7NO2S
Molecular Weight	181.21 g/mol
Synonyms	4-Methyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid; 4-Methyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid; Thieno[3,2-b]pyrrole-5-carboxylic acid, 4-methyl-4H-; 4-Methyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid (CAS 841222-62-6); 4-Methyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid, 95+%; 4-Methyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid, 98+%; 4-Methyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid, 99%
EINECS	Contact for details

Quality Control

Our 4-Methyl-4H-Thieno[3,2-B]Pyrrole-5-Carboxylic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and batch-to-batch consistency, meeting the stringent requirements of research and development applications. Comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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