Description

Ethyl 2-Chloro-3-Methyl-4H-Thieno[3,2-B]Pyrrole-5-Carboxylate is a high-value, heterocyclic organic compound serving as a critical synthetic intermediate in advanced chemical manufacturing. Its unique fused-ring structure containing thiophene and pyrrole moieties makes it an essential building block for the development of novel functional materials and active pharmaceutical ingredients (APIs). This compound is primarily sought after by research institutions and industrial-scale manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science Research: Serves as a building block for organic electronic materials, such as organic semiconductors and conductive polymers, due to its electron-rich thienopyrrole core.
• Dye and Pigment Manufacturing: Employed in the synthesis of specialized dyes and functional pigments where its fused ring system contributes to color and stability properties.
• Chemical Research & Development: A versatile scaffold for medicinal chemistry and process chemistry for exploring new chemical entities and optimizing synthetic routes.

Basic Information

Product Name	Ethyl 2-Chloro-3-Methyl-4H-Thieno[3,2-B]Pyrrole-5-Carboxylate
CAS No.	332099-56-6
Molecular Formula	C10H10ClNO2S
Molecular Weight	243.71 g/mol
Synonyms	Ethyl 2-chloro-3-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate; 2-Chloro-3-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid ethyl ester; 4H-Thieno[3,2-b]pyrrole-5-carboxylic acid, 2-chloro-3-methyl-, ethyl ester; Ethyl 2-chloro-3-methylthieno[3,2-b]pyrrole-5-carboxylate; 332099-56-6; SCHEMBL11806279; ZINC000003920726
EINECS	Contact for details

Quality Control

Our production of Ethyl 2-Chloro-3-Methyl-4H-Thieno[3,2-B]Pyrrole-5-Carboxylate adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality system is designed to support cGMP and ISO standards for traceability and reliability, meeting the rigorous demands of pharmaceutical and advanced chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. The container should be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.