Description

Ethyl 3-Chloro-4H-Thieno[3,2-B]Pyrrole-5-Carboxylate is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This compound is critical for the synthesis of complex molecules, particularly in medicinal chemistry and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active compounds.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in kinase inhibitor and other targeted therapy research.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides with unique modes of action.
• Material Science Research: Serves as a precursor for organic electronic materials, such as organic semiconductors and conductive polymers.
• Dye & Pigment Chemistry: Acts as a building block for synthesizing specialized heterocyclic dyes and functional pigments.
• Academic & Contract Research: Essential for synthetic organic chemistry research in academic institutions and CROs (Contract Research Organizations).
• Custom Synthesis: A starting point for the custom manufacturing of complex, client-specific molecules for various industrial applications.

Basic Information

Product Name	Ethyl 3-Chloro-4H-Thieno[3,2-B]Pyrrole-5-Carboxylate
CAS No.	332099-31-7
Molecular Formula	C9H8ClNO2S
Molecular Weight	229.68 g/mol
Synonyms	Ethyl 3-Chloro-4,7-dihydrothieno[3,2-b]pyrrole-5-carboxylate; 3-Chloro-4,7-dihydro-5H-thieno[3,2-b]pyrrole-5-carboxylic Acid Ethyl Ester; 5H-Thieno[3,2-b]pyrrole-5-carboxylic acid, 3-chloro-4,7-dihydro-, ethyl ester; Ethyl 3-chloro-4,7-dihydro-5H-thieno[3,2-b]pyrrole-5-carboxylate; 332099-31-7; 3-Chloro-4H-thieno[3,2-b]pyrrole-5-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 3-Chloro-4H-Thieno[3,2-B]Pyrrole-5-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and MS, to ensure high purity and batch-to-batch consistency essential for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to 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.