Description

6H-Bis1Benzothieno3,2-B:2,3-Epyran-6-One CAS NO 66831-97-8 is a high-purity fused heterocyclic organic compound belonging to the benzothienopyranone class. This specialized chemical serves as a critical advanced intermediate or functional material in cutting-edge research and development. It is primarily sought after by industries focused on organic electronics, photovoltaics, and pharmaceutical synthesis, where its unique conjugated structure imparts valuable optoelectronic or biological properties.

Application

• Organic Semiconductor Development: As a key building block for novel p-type or n-type organic semiconductor materials used in OFETs (Organic Field-Effect Transistors).
• Photovoltaic Research: Acting as an electron donor or acceptor component in the active layer of organic solar cells (OPVs) and perovskite solar cells.
• Pharmaceutical Intermediates: Serving as a sophisticated scaffold in the synthesis of potential therapeutic agents, particularly in oncology and CNS drug discovery.
• OLED Materials: Utilized in the development of emissive or charge-transport layers for organic light-emitting diodes (OLEDs) due to its potential for color tuning and efficiency.
• Chemical Sensors: Employed in the fabrication of sensitive layers for detecting specific gases, ions, or biomolecules based on fluorescence or conductivity changes.
• Academic & Industrial R&D: Used as a reference standard or starting material in fundamental research on conjugated systems and heterocyclic chemistry.

Basic Information

Product Name	6H-Bis1Benzothieno3,2-B:2,3-Epyran-6-One
CAS No.	66831-97-8
Molecular Formula	C17H8O2S2
Molecular Weight	316.37 g/mol
Synonyms	6H-Bis[1]benzothieno[3,2-b:2',3'-e]pyran-6-one; DBT; Bis(benzothieno)pyranone; 6H-[1]Benzothieno[3,2-b][1]benzothieno[2,3-e]pyran-6-one; Thienoacene-fused pyranone; Dibenzo[4,5:6,7]thieno[2,3-b]thieno[3,2-e]pyran-6-one; 66831-97-8; DBTP
EINECS	Contact for details

Quality Control

Our production of 6H-Bis1Benzothieno3,2-B:2,3-Epyran-6-One adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity, essential for sensitive electronic and pharmaceutical applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and Mass Spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light). Keep the container tightly sealed in a dry environment to prevent moisture absorption. Store away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange 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%
Heavy Metals (as Pb)	≤ 20 ppm

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