Description

4H-Thieno[3,2-b]pyrrole is a high-purity fused heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its unique molecular architecture, combining thiophene and pyrrole rings, makes it a valuable precursor for developing novel materials with specialized electronic and photophysical properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors seeking to innovate within their product pipelines.

Application

• Pharmaceutical Intermediates: A key synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly those targeting central nervous system disorders.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic core for enhanced biological activity.
• Organic Semiconductor Materials: Acts as a fundamental component in the synthesis of conjugated polymers and small molecules for organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Dye and Pigment Manufacturing: Serves as a precursor for developing specialized dyes and pigments with specific light-absorption characteristics.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create novel ligands for catalytic systems.
• Academic and Industrial R&D: A valuable reagent for exploratory chemistry in universities and corporate research laboratories focused on heterocyclic chemistry.

Basic Information

Product Name	4H-Thieno[3,2-b]pyrrole
CAS No.	250-94-2
Molecular Formula	C6H5NS
Molecular Weight	123.17 g/mol
Synonyms	4H-Thieno[3,2-b]pyrrole; Thieno[3,2-b]pyrrole; 4H-Thieno[3,2-b]pyrrole, 9CI; 4H-Thieno[3,2-b]pyrrole, 8CI; NSC 221986; 4H-Thieno[3,2-b]pyrrole (8CI,9CI); 4H-Thieno[3,2-b]pyrrole, 8CI,9CI
EINECS	205-977-1

Quality Control

Our 4H-Thieno[3,2-b]pyrrole is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including HPLC, GC, and NMR, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.