Description

4,7-Bis(4-Formylphenylethynyl)Benzo[C][1,2,5]Thiadiazole is a high-purity, functionalized organic semiconductor building block featuring a central electron-accepting benzothiadiazole core flanked by formyl-terminated ethynylphenyl groups. This compound matters for its precise molecular architecture, which enables fine-tuning of optoelectronic properties in advanced materials. It is primarily needed by R&D and production teams in the organic electronics and materials science sectors for developing next-generation organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and non-linear optical materials.

Application

• Organic Semiconductor Precursor: A key intermediate for synthesizing donor-acceptor (D-A) type conjugated polymers and small molecules used in organic electronic devices.
• OLED Emitter & Host Material Development: Serves as an electron-accepting unit to create novel emitters or host materials for efficient, color-pure OLED displays and lighting.
• Organic Photovoltaic (OPV) Active Layer Component: Used in the design and synthesis of low-bandgap polymers or small molecule acceptors for high-efficiency solar cells.
• Non-Linear Optical (NLO) Materials: The extended π-conjugated system with electron-withdrawing groups makes it suitable for research into materials with second- or third-order optical non-linearity.
• Chemical Sensor Fabrication: Functional building block for creating conjugated polymers or frameworks used in fluorescent or colorimetric sensors for specific analytes.
• Academic & Industrial R&D: A valuable tool for fundamental research in photophysics, charge transport, and structure-property relationships of π-conjugated systems.

Basic Information

Product Name	4,7-Bis(4-Formylphenylethynyl)Benzo[C][1,2,5]Thiadiazole
CAS No.	1933562-00-5
Molecular Formula	C30H16N2O2S
Molecular Weight	468.53 g/mol
Synonyms	4,7-Bis(4-formylphenylethynyl)-2,1,3-benzothiadiazole; 4,7-Bis[(4-formylphenyl)ethynyl]benzo[c][1,2,5]thiadiazole; 4,7-Bis(4-Formylphenylethynyl)-2,1,3-Benzothiadiazole; BT(PhCHO)2; Benzothiadiazole dialdehyde derivative; 2,1,3-Benzothiadiazole, 4,7-bis[(4-formylphenyl)ethynyl]-; 4,7-Di(4-formylphenylethynyl)benzo[c][1,2,5]thiadiazole
EINECS	Contact for details

Quality Control

Our 4,7-Bis(4-Formylphenylethynyl)Benzo[C][1,2,5]Thiadiazole is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity, critical for advanced material synthesis. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR, and mass spectrometry. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided to support your R&D and quality assurance processes.

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 compound is light-sensitive; prolonged exposure to light should be avoided to prevent potential degradation. Keep the container sealed under an inert atmosphere if long-term storage is required.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details

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