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3,2′:5′,3″-Terthiophene

CAS 81294-16-8C12H8S3Chemical Synthesis

3,2′:5′,3″-Terthiophene (CAS 81294-16-8), a C12H8S3 organic compound with a molecular weight of 248.39, is a key heterocyclic building block. This terthiophene derivative offers unique electronic and structural properties, making it valuable in organic electronics research and materials science. It serves as a versatile intermediate in the synthesis of more complex conjugated systems and polymers for applications in organic semiconductors, photovoltaic devices, and field-effect transistors.

Synonyms
81294-16-8C12H8S3
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3,2′:5′,3″-Terthiophene (C12H8S3) — chemical structure, CAS 81294-16-8; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksC10 to C20+Chemical SynthesisHeterocyclic Building BlocksThiophenes
01 /Applications

Organic Electronics

Utilised as a fundamental building block in the synthesis of organic semiconductors for applications such as organic light-emitting diodes (OLEDs) and organic photovoltaic cells (OPVs). Its conjugated structure is crucial for charge transport properties.

Materials Science Research

Employed in the development of novel conjugated polymers and materials with tailored electronic and optical properties. It can be incorporated into polymer backbones to influence conductivity and light absorption/emission characteristics.

Chemical Synthesis Intermediate

Serves as a reactive intermediate in the synthesis of more complex thiophene-based molecules and supramolecular structures. Its well-defined terthiophene unit allows for controlled derivatisation and functionalisation.

02 /Properties
Molecular weight248.39
Empirical formulaC12H8S3
Assay97%
Melting point175-181 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H301Toxic if swallowed

Precautionary statements

  • P301IF SWALLOWED
Protective equipmentdust mask type N95 (US), Eyeshields, Faceshields, Gloves
Transport (UN / ADR)UN 2811 6.1 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)22

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
81294-16-8
MDL number
MFCD01927451
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 3,2′:5′,3″-Terthiophene used for?

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3,2′:5′,3″-Terthiophene is primarily used as a building block in organic electronics, materials science research, and as a chemical synthesis intermediate for creating complex conjugated systems.

What are the CAS number and molecular formula for 3,2′:5′,3″-Terthiophene?

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The CAS number is 81294-16-8, and the empirical formula is C12H8S3.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 3,2′:5′,3″-Terthiophene with a minimum assay of 97%. This product is suitable for research and chemical synthesis; we do not represent it as USP, BP, EP, or other pharmacopoeial grades.

How should 3,2′:5′,3″-Terthiophene be handled?

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Danger! 3,2′:5′,3″-Terthiophene is toxic if swallowed. Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, face shields, and gloves. Ensure adequate ventilation and avoid dust formation. Refer to the safety data sheet for full handling instructions.

Is this chemical suitable for export?

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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and can arrange shipment of 3,2′:5′,3″-Terthiophene to your location.

How can I request a sample or quote?

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To request a sample or a quote for 3,2′:5′,3″-Terthiophene, please contact our sales team through the website or by phone, providing your specific requirements.

Need 3,2′:5′,3″-Terthiophene in a specific grade or volume?