Description

Dithieno[3,2-E:2',3'-G]-2,1,3-Benzoselenadiazole CAS NO 1643451-31-3 is a high-purity, specialized heterocyclic organic compound featuring a fused selenadiazole and dithienobenzene core structure. This compound is valued for its unique optoelectronic properties, making it a critical building block for advanced materials research and development. It is primarily sought after by R&D chemists and material scientists working in the fields of organic semiconductors, photovoltaics, and non-linear optical materials.

Application

• As a key electron-accepting unit or π-conjugated bridge in the synthesis of novel organic semiconductors for transistors (OFETs).
• As a photoactive material precursor in the development of organic photovoltaic (OPV) cells and dye-sensitized solar cells (DSSCs).
• In the research and fabrication of non-linear optical (NLO) materials for photonic and electro-optic devices.
• As a fluorescent probe or sensor material due to its potential tunable emission properties.
• As a specialty monomer or intermediate for constructing complex conjugated polymers and small molecules with tailored electronic properties.
• In fundamental academic and industrial R&D exploring the structure-property relationships of selenium-containing heteroaromatic systems.

Basic Information

Product Name	Dithieno[3,2-E:2',3'-G]-2,1,3-Benzoselenadiazole
CAS No.	1643451-31-3
Molecular Formula	C12H4N2S2Se
Molecular Weight	311.21 g/mol
Synonyms	Dithienobenzoselenadiazole; DTBS; Benzo[1,2-c:4,5-c']bis([1,2,5]selenadiazolo)[3,4-e:3',4'-g]di[1]benzothiophene (alternative fused system naming); 2,1,3-Benzoselenadiazole, dithieno[3,2-e:2',3'-g]-; Selenadiazolo-dithienobenzene; [1,2,5]Selenadiazolo[3,4-e]thieno[3,2-g][1,2,5]selenadiazolo[3,4-b]benzene (structural); Research Compound 1643451-31-3
EINECS	Contact for details

Quality Control

Every batch of our Dithieno[3,2-E:2',3'-G]-2,1,3-Benzoselenadiazole is synthesized and purified under controlled conditions to ensure exceptional consistency and purity, critical for sensitive materials research. We employ advanced analytical techniques including HPLC, NMR, and elemental analysis for comprehensive characterization. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming identity, purity, and specification compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The container should be kept in a desiccator or under an inert atmosphere for long-term storage to prevent potential degradation. Handle and store away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Elemental Analysis (C, H, N)	Within ±0.4% of theoretical
Residual Solvents (GC)	Complies with ICH guidelines

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