Description

3,4-Dimethylthiophene-2,5-Dicarbonitrile is a high-purity, multi-functional heterocyclic building block of significant interest in advanced organic synthesis. Its value lies in its rigid, electron-deficient thiophene-dicarbonitrile core, which serves as a versatile precursor for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries, particularly for developing active ingredients, functional dyes, and organic electronic materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, especially in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the creation of advanced herbicides, fungicides, and insecticides with specific modes of action.
• Organic Semiconductor Precursor: Serves as a fundamental building block for n-type organic semiconductors, electron-transport materials, and non-fullerene acceptors in organic photovoltaics (OPVs).
• Coordination Chemistry & Ligand Design: The nitrile groups act as effective ligands for metal-organic frameworks (MOFs) and catalytic complexes.
• Functional Dye & Pigment Intermediate: Integral to synthesizing high-performance pigments and dyes with enhanced lightfastness and electronic properties.
• Polymer & Advanced Material Science: Employed in the synthesis of conjugated polymers and specialty polymers for electronic and optical applications.
• Research & Development (R&D): A valuable tool for academic and industrial R&D in exploring new chemical entities and material properties.

Basic Information

Product Name	3,4-Dimethylthiophene-2,5-Dicarbonitrile
CAS No.	155632-41-0
Molecular Formula	C8H6N2S
Molecular Weight	162.21 g/mol
Synonyms	2,5-Dicyano-3,4-dimethylthiophene; 3,4-Dimethyl-2,5-thiophenedicarbonitrile; 3,4-Dimethylthiophene-2,5-dinitrile; Thiophene-2,5-dicarbonitrile, 3,4-dimethyl-; 3,4-Dimethyl-2,5-bis(cyano)thiophene
EINECS	Contact for details

Quality Control

Our 3,4-Dimethylthiophene-2,5-Dicarbonitrile is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are 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, well-ventilated area at room temperature (15-25°C). This compound is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white 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%
Single Impurity (HPLC)	≤ 0.5%

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