Description

4,4'-(Benzo[C][1,2,5]Thiadiazole-4,7-Diyl)Dibenzaldehyde is a high-purity organic building block featuring a central benzothiadiazole core symmetrically functionalized with aldehyde groups. This compound matters as a critical precursor in the synthesis of advanced conjugated polymers and small molecules for next-generation electronic and optoelectronic devices. It is essential for researchers and manufacturers in the fields of organic photovoltaics (OPVs), organic light-emitting diodes (OLEDs), and perovskite solar cells who require reliable, high-quality materials to drive innovation.

Application

• Organic Photovoltaic (OPV) Materials: Serves as a key electron-accepting unit in the synthesis of donor-acceptor (D-A) type polymers and small molecules for solar cell active layers.
• OLED Emitters & Transport Materials: Used to construct host materials, electron transporters, and thermally activated delayed fluorescence (TADF) emitters for display and lighting applications.
• Perovskite Solar Cell Components: Employed in the development of hole-transporting materials (HTMs) and interface modification layers to enhance device efficiency and stability.
• Organic Field-Effect Transistors (OFETs): A fundamental building block for creating high-mobility semiconducting polymers for flexible electronics.
• Chemical Sensors: Utilized in the design of fluorescent and colorimetric sensors due to its strong electron-accepting and photophysical properties.
• Nonlinear Optical (NLO) Materials: Acts as a precursor for chromophores with large molecular hyperpolarizabilities for photonic applications.

Basic Information

Product Name	4,4'-(Benzo[C][1,2,5]Thiadiazole-4,7-Diyl)Dibenzaldehyde
CAS No.	914651-17-5
Molecular Formula	C20H10N2O2S
Molecular Weight	342.37 g/mol
Synonyms	4,7-Bis(4-formylphenyl)benzo[c][1,2,5]thiadiazole; 4,7-Bis(4-formylphenyl)-2,1,3-benzothiadiazole; 4,7-Di(4-formylphenyl)benzo[c][1,2,5]thiadiazole; 4,7-Di(4-formylphenyl)-2,1,3-benzothiadiazole; BT-2CHO; BTD-2CHO; 4,7-Bis(4'-formylphenyl)benzo[1,2,5]thiadiazole; 4,7-Di(4-carboxaldehyde phenyl)benzo[1,2,5]thiadiazole
EINECS	Contact for details

Quality Control

Our 4,4'-(Benzo[C][1,2,5]Thiadiazole-4,7-Diyl)Dibenzaldehyde is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications and test results are provided and available upon request 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). This material is hygroscopic (moisture-sensitive) and easily oxidized; for long-term storage, it is recommended to keep the container under an inert atmosphere such as argon or nitrogen in a desiccator.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0% (Area %)
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.1%
Solubility	Soluble in common organic solvents (THF, DMF, Chloroform)

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