Di-3-thienyl ketone
Di-3-thienyl ketone (CAS: 26453-81-6) is a thiophene derivative with the molecular formula C9H6OS2 and a molecular weight of 194.27 g/mol. This compound serves as a valuable heterocyclic building block in chemical synthesis. Its structure, featuring two thienyl rings connected by a ketone group, makes it suitable for various organic transformations and the development of novel materials and pharmaceutical intermediates.
- IUPAC
- Bis(3-thienyl) ketone,Di(thiophen-3-yl)methanone
- Synonyms
- Bis(3-thienyl) ketoneDi(thiophen-3-yl)methanone

Organic Synthesis Intermediate
Di-3-thienyl ketone is utilized as a key intermediate in the synthesis of more complex organic molecules. Its reactive ketone functional group and thiophene moieties allow for diverse chemical modifications.
Heterocyclic Chemistry
As a thiophene-containing compound, it is employed in heterocyclic chemistry research, contributing to the development of new sulfur-containing heterocycles with potential applications in materials science and pharmaceuticals.
Building Block for Advanced Materials
The unique electronic properties imparted by the thiophene rings make this compound a useful building block for constructing novel organic electronic materials, such as semiconductors and conductive polymers.
| Molecular weight | 194.27 |
|---|---|
| Empirical formula | C9H6OS2 |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 83-88 °C |

Hazard statements
- H302Harmful if swallowed
| 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.
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 Di-3-thienyl ketone used for?
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Di-3-thienyl ketone is primarily used as an intermediate in organic synthesis and as a building block in heterocyclic chemistry and the development of advanced materials.
What is the CAS number and chemical formula for Di-3-thienyl ketone?
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The CAS number is 26453-81-6, and the empirical formula (Hill notation) is C9H6OS2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Di-3-thienyl ketone with an assay of 97%. This product is intended for laboratory and research use and is not represented as USP, BP, or EP grade.
What are the safety considerations for handling Di-3-thienyl ketone?
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Di-3-thienyl ketone is classified with GHS07 symbol and a 'Warning' signal word. It carries the hazard statement H302 (Harmful if swallowed). Handle with appropriate personal protective equipment in a well-ventilated area. Refer to the Safety Data Sheet (SDS) for full details.
How is Di-3-thienyl ketone stored and shipped?
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The recommended storage temperature for Di-3-thienyl ketone is 2-8°C. TSS exports chemicals globally, adhering to all relevant shipping and customs regulations.
How can I request a sample or quote for Di-3-thienyl ketone?
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Please contact our sales team directly via the website or by phone to request a sample or a quotation for Di-3-thienyl ketone.
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