2-Hexylthiophene
2-Hexylthiophene (CAS: 18794-77-9, Formula: C10H16S) is a versatile thiophene derivative with a molecular weight of 168.30 g/mol. This heterocyclic compound serves as a valuable building block in organic synthesis. It is widely employed in the development of advanced materials, particularly in the field of organic electronics due to its thiophene ring structure. Its applications span research and industrial chemical synthesis requiring functionalized heterocyclic intermediates.

Organic Electronics Synthesis
2-Hexylthiophene is frequently used as a monomer or building block in the synthesis of conjugated polymers and organic semiconductors. These materials are critical for applications such as organic light-emitting diodes (OLEDs) and organic photovoltaic (OPV) cells.
Chemical Intermediate
As a functionalized heterocyclic compound, it acts as a key intermediate in multi-step organic synthesis pathways. Researchers utilise it to introduce the hexylthiophene moiety into larger, more complex molecules.
Materials Science Research
Its specific chemical structure makes it a subject of interest in materials science for developing novel functional materials with tailored electronic or optical properties.
| Molecular weight | 168.30 |
|---|---|
| Empirical formula | C10H16S |
| Assay | 97% |
| Density | 0.932 g/mL at 25 °C |
| Refractive index | n20/D 1.496 |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is 2-Hexylthiophene primarily used for?
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2-Hexylthiophene is primarily used as a building block in organic synthesis, particularly for creating conjugated polymers and advanced materials for organic electronics, such as OLEDs and OPVs.
What is the CAS number and chemical formula for 2-Hexylthiophene?
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The CAS number for 2-Hexylthiophene is 18794-77-9, and its chemical formula is C10H16S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hexylthiophene with an assay of 97%. This is a technical/research grade product and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should 2-Hexylthiophene be handled safely?
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2-Hexylthiophene is harmful if swallowed and causes serious eye irritation. Handle with appropriate personal protective equipment, including eyeshields, gloves, and consider respiratory protection. Ensure good ventilation and avoid contact with skin and eyes. Refer to the Safety Data Sheet for full handling instructions.
Can Tech Serve Solutions export 2-Hexylthiophene?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and can accommodate export requests for 2-Hexylthiophene.
How can I request a quote or sample for 2-Hexylthiophene?
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To request a quote or sample, please contact our sales department through the website or by phone, providing the product name (2-Hexylthiophene) and CAS number (18794-77-9).
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