Description

2-Chloro-4H-Thieno[3,2-B]Pyrrole-5-Carboxylic Acid is a high-value heterocyclic building block of significant interest in advanced organic synthesis. Its core value lies in its fused thienopyrrole scaffold, which serves as a privileged structure for developing novel active pharmaceutical ingredients (APIs) and functional materials. This compound is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and material science industries for creating new molecules with targeted properties.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in areas requiring complex heterocyclic cores.
• Agrochemical Synthesis: Used in the design and synthesis of novel herbicides, fungicides, and insecticides with potentially improved efficacy.
• Material Science Research: Serves as a precursor for organic semiconductors, conductive polymers, and other functional organic materials due to its electron-rich structure.
• Chemical Biology Probes: Employed in the construction of molecular probes for studying biological processes and enzyme inhibition.
• Academic & Contract Research: Essential for methodological development and exploratory synthesis in university and CRO (Contract Research Organization) laboratories.

Basic Information

Product Name	2-Chloro-4H-Thieno[3,2-B]Pyrrole-5-Carboxylic Acid
CAS No.	332099-40-8
Molecular Formula	C7H4ClNO2S
Molecular Weight	201.63 g/mol
Synonyms	2-Chloro-4H-thieno[3,2-b]pyrrole-5-carboxylic acid; 2-Chloro-5-carboxy-4H-thieno[3,2-b]pyrrole; 4H-Thieno[3,2-b]pyrrole-5-carboxylic acid, 2-chloro-; 2-Chlorothieno[3,2-b]pyrrole-5-carboxylic acid
EINECS	Contact for details

Quality Control

Our 2-Chloro-4H-Thieno[3,2-B]Pyrrole-5-Carboxylic Acid is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality attributes to support your R&D and regulatory needs.

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). This compound is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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