Description

3,4-Dimethylthieno[2,3-B]Thiophene-2,5-Dicarbonitrile is a high-value, heterocyclic organic compound featuring a fused thienothiophene core functionalized with nitrile groups. This specialized structure makes it a critical advanced intermediate for the synthesis of complex organic electronic materials and pharmaceuticals. It is primarily sought by R&D chemists and process engineers in the fields of organic semiconductors, agrochemicals, and medicinal chemistry for constructing novel molecular architectures.

Application

• Organic Semiconductor Precursor: A key building block for the synthesis of novel p-type or n-type organic semiconductors used in OLEDs, OFETs, and organic photovoltaics.
• Pharmaceutical Intermediate: Serves as a sophisticated scaffold in medicinal chemistry for developing new drug candidates, particularly those targeting central nervous system or anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides and herbicides due to its unique heterocyclic structure.
• Ligand and Catalyst Development: Employed in the design of specialized ligands for metal-organic frameworks (MOFs) or transition metal catalysis.
• Dye and Pigment Chemistry: Acts as an intermediate for creating specialized dyes and functional pigments with specific electronic properties.
• Material Science Research: Utilized in academic and industrial R&D for exploring new conjugated polymers and small molecules for electronic applications.

Basic Information

Item	Detail
Product Name	3,4-Dimethylthieno[2,3-B]Thiophene-2,5-Dicarbonitrile
CAS No.	152487-70-2
Molecular Formula	C10H6N2S2
Molecular Weight	218.30 g/mol
Synonyms	3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarbonitrile; 2,5-Dicyano-3,4-dimethylthieno[2,3-b]thiophene; DTDT; Thieno[2,3-b]thiophene-2,5-dicarbonitrile, 3,4-dimethyl-; 3,4-Dimethylthieno(2,3-b)thiophene-2,5-dicarbonitrile
EINECS	Contact for details

Quality Control

Every batch of our 3,4-Dimethylthieno[2,3-B]Thiophene-2,5-Dicarbonitrile is produced and controlled under a strict quality management system. We guarantee high purity and batch-to-batch consistency through advanced analytical techniques including HPLC, GC-MS, and NMR. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to ensure it meets your precise research and development specifications.

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). Keep away from strong oxidizing agents and strong bases. The compound may be light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
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.