Description

Thieno[3,2-B]Thiophene-2-Carbonitrile is a high-purity, fused heterocyclic organic compound that serves as a critical advanced intermediate in modern chemical synthesis. Its unique bicyclic thiophene structure with a nitrile functional group makes it a valuable building block for creating complex molecular architectures. This specialty chemical is primarily sought by research institutions and industrial R&D departments focused on developing novel materials and pharmaceuticals.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers and small molecules used in organic field-effect transistors (OFETs) and organic photovoltaics (OPVs).
• Pharmaceutical Intermediate: Serves as a versatile scaffold in medicinal chemistry for the development of new therapeutic agents, particularly in areas requiring fused heterocyclic cores.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection agents and pesticides.
• Functional Dye & Pigment Chemistry: Acts as a precursor for creating novel dyes, pigments, and fluorescent markers with specific electronic properties.
• Material Science Research: Employed in the development of novel conductive polymers, non-linear optical (NLO) materials, and other advanced functional materials.
• Ligand & Catalyst Development: Useful for constructing complex chelating ligands in coordination chemistry and catalysis.

Basic Information

Product Name	Thieno[3,2-B]Thiophene-2-Carbonitrile
CAS No.	40985-58-8
Molecular Formula	C7H3NS2
Molecular Weight	165.24 g/mol
Synonyms	2-Cyanothieno[3,2-b]thiophene; Thieno[3,2-b]thiophene-2-carbonitrile; TT-CN; 2-Thieno[3,2-b]thiophenecarbonitrile; 40985-58-8; Thieno(3,2-b)thiophene-2-carbonitrile; 2-Thieno[3,2-b]thiophenenitrile
EINECS	Contact for details

Quality Control

Our production of Thieno[3,2-B]Thiophene-2-Carbonitrile adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques, including HPLC, GC, and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every 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 heat, sparks, and open flame. Due to its light-sensitive nature, the container should be amber-colored or stored in opaque secondary packaging.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Standard Grade)
Purity (HPLC)	≥ 99.0% (High Purity Grade)
Melting Point	Contact for details
Residue on Ignition	< 0.5%
Heavy Metals	< 20 ppm

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