Description

2-(2,2'-Bithiophen-5-Ylmethylene)Malononitrile is a specialized organic compound belonging to the class of malononitrile derivatives with a bithiophene backbone. This compound matters as a key building block and intermediate in advanced materials chemistry, prized for its electron-accepting properties and ability to modify electronic structures. It is primarily needed by researchers and manufacturers in the organic electronics, photovoltaics, and specialty chemical synthesis sectors for developing novel functional materials.

Application

• Organic Semiconductor Precursor: A critical intermediate in the synthesis of n-type organic semiconductors and electron-transport materials for OFETs (Organic Field-Effect Transistors).
• Non-Fullerene Acceptor (NFA) Component: Used in the development of acceptor-donor-acceptor (A-D-A) type molecules for high-efficiency organic solar cells (OSCs).
• Electron-Deficient Building Block: Serves as a strong electron-accepting unit in the design of push-pull chromophores for nonlinear optics (NLO) and dye-sensitized solar cells (DSSCs).
• Chemical Sensor Development: Employed in the synthesis of fluorophores and chemosensors for the detection of specific ions or analytes due to its tunable photophysical properties.
• Conjugated Polymer Synthesis: Acts as a monomer or comonomer for creating conjugated polymers with tailored band gaps for electronic and optoelectronic applications.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new charge-transfer complexes and functional organic materials.

Basic Information

Product Name	2-(2,2'-Bithiophen-5-Ylmethylene)Malononitrile
CAS No.	153308-35-1
Molecular Formula	C13H6N2S2
Molecular Weight	254.33 g/mol
Synonyms	5-(Dicyanomethylene)-5H-dithieno[3,2-b:2',3'-d]pyrrole (incorrect but common in early literature); 2-(5-Methylenebithiophen-2-yl)malononitrile; 2,2'-Bithiophene-5-methylene malononitrile; 5-(2,2'-Bithiophen-5-ylmethylene)malononitrile; Bithiophene malononitrile derivative; DCNBT (common abbreviation); (5-(2,2'-Bithien-5-yl)methylene)propanedinitrile; 2-(Bithiophen-5-ylmethylene)malononitrile
EINECS	Contact for details

Quality Control

Our 2-(2,2'-Bithiophen-5-Ylmethylene)Malononitrile is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring traceability and reliability for advanced material synthesis.

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 material is light-sensitive (store away from light). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.1%
Solubility	Soluble in common organic solvents (e.g., THF, DCM, DMF)

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