Description

[2,2':5',2''-Terthiophene]-3',4'-Diamine is a high-purity, functionalized terthiophene derivative, a key organic building block for advanced materials research and development. This compound matters for its role as a versatile precursor in the synthesis of conjugated polymers and small molecules, where the diamine functionality enables further chemical modifications. It is primarily needed by R&D chemists and material scientists working in organic electronics, including the development of organic field-effect transistors (OFETs), organic photovoltaics (OPVs), and electrochromic devices.

Application

• Organic Semiconductor Precursor: Serves as a critical monomer for synthesizing novel conjugated polymers with tailored electronic properties for OFETs and OPVs.
• Electroactive Material Synthesis: Used in the development of electrochromic materials and conducting polymers for smart windows and displays.
• Chemical Sensor Development: Acts as a functional unit in the creation of sensitive layers for chemical and biological sensing applications.
• Organic Light-Emitting Diode (OLED) Research: Employed as a building block for emissive or charge-transport materials in next-generation OLED technologies.
• Coordination Chemistry: The diamine groups can act as ligands for metal complexes used in catalysis or as functional materials.
• Academic & Industrial R&D: A fundamental reagent for exploratory synthesis in university and corporate research laboratories focused on advanced organic materials.

Basic Information

Product Name	[2,2':5',2''-Terthiophene]-3',4'-Diamine
CAS No.	185691-91-2
Molecular Formula	C12H10N2S3
Molecular Weight	278.42 g/mol
Synonyms	3',4'-Diamino-2,2':5',2''-terthiophene; 3',4'-Diamino-2,2':5',2''-terthienyl; Terthiophene-3',4'-diamine; 2,2':5',2''-Terthiophene-3',4'-diamine; 3',4'-Diaminoterthiophene
EINECS	Contact for details

Quality Control

Our [2,2':5',2''-Terthiophene]-3',4'-Diamine is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, essential for sensitive R&D and material synthesis applications. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR, and mass spectrometry. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This compound is light-sensitive (store away from light). For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97%
Melting Point	Contact for details

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