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Description
TCI D3712, with the chemical name 1,4-Di(2-thienyl)-1,4-butanedione, is an organic compound belonging to the aromatic 1,4-diketone family, in which both ends of the butanedione chain are bonded to thiophene rings. In organic synthesis laboratories, this compound serves as a heterocyclic building block: a starting material whose skeleton already carries reaction-ready functional groups, so researchers do not need to construct the thiophene ring from scratch. Its availability cuts down the number of synthetic steps, saves working time, and reduces the risk of yield loss across long multi-step reaction sequences.
The characteristic that makes this compound a widely preferred choice is its 1,4-dicarbonyl pattern, which is a classic substrate for Paal-Knorr type ring-closure reactions. With suitable reagents, the 1,4-diketone framework can be converted into five-membered rings such as furan, pyrrole, or thiophene, so a single starting material can lead to several different product families. In addition, the two thiophene rings already attached provide an electron-rich conjugated system, a property that is highly sought after in research on organic semiconductor materials, dyes, and fluorescent molecules.
In Indonesian laboratories, this compound is typically used in university and institutional research settings where organic synthesis and organic materials research are carried out. It suits work groups that need a ready-made heterocyclic framework to shorten their synthetic route, whether for the preparation of five-membered heterocyclic derivatives or for the exploration of conjugated systems. Because it is supplied as a defined catalogue item from TCI, it fits routine reproducible laboratory work as well as method development.
Laboratory Applications
- Paal-Knorr ring-closure synthesis — the 1,4-dicarbonyl pattern is the classic substrate for this reaction, letting researchers form five-membered heterocyclic rings directly without first building the required diketone framework themselves.
- Furan derivative preparation — with the appropriate reagents the 1,4-diketone skeleton closes into a furan ring, making this a direct and step-efficient entry point into substituted furan chemistry.
- Pyrrole derivative preparation — the same diketone framework can be converted into pyrrole rings under suitable conditions, so one starting material supports several different heterocyclic product families.
- Thiophene derivative preparation — because two thiophene rings are already attached and the diketone can also close to thiophene, this compound is convenient for building extended thiophene-containing structures.
- Organic semiconductor, dye, and fluorescent molecule research — the electron-rich conjugated system formed by the two attached thiophene rings is exactly the property sought in organic materials studies.
Specifications
- Brand: TCI
- CAS number: 13669-05-1
- Chemical name: 1,4-Di(2-thienyl)-1,4-butanedione
- Catalogue code: D3712
- Category: Chemistry > Building Blocks > Heterocyclic Building Blocks
- Pack sizes: available in the standard catalogue pack sizes supplied by TCI; please confirm the pack size when ordering
- Storage: store according to the manufacturer's instructions on the product label and safety data sheet
Handling and Storage
Store the container tightly closed in a cool, dry, well-ventilated area away from direct sunlight, ignition sources, and incompatible reagents such as strong oxidising agents. Keep the material in its original manufacturer container, or in a clean, chemically compatible and clearly labelled glass container if transferred. Handle in a fume hood using standard personal protective equipment: safety glasses, gloves, and a laboratory coat. Avoid inhalation of dust and contact with skin and eyes, weigh out portions carefully to prevent moisture uptake and contamination, and always consult the manufacturer's safety data sheet for the applicable storage temperature and disposal requirements before use.
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