1,2,3,4-Tetraphenyl-1,3-cyclopentadiene
1,2,3,4-Tetraphenyl-1,3-cyclopentadiene (CAS: 15570-45-3) is an organic compound with the molecular formula C29H22 and a molecular weight of 370.48 g/mol. This cyclic alkene, also known as 4-Tetraphenyl-1,3-cyclopentadiene, serves as a valuable building block in organic synthesis. Its unique structure lends itself to various chemical transformations, making it a key intermediate for researchers and industrial chemists.
- Synonyms
- 4-Tetraphenyl-1,3-cyclopentadiene15570-45-3C29H22

Organic Synthesis Intermediate
Utilised as a fundamental building block in the synthesis of more complex organic molecules. Its reactive diene system can participate in various cycloaddition reactions, providing access to novel carbon skeletons.
Research and Development
Employed in academic and industrial research laboratories for exploring new reaction pathways and developing novel materials. Its availability with high purity supports reproducible experimental outcomes.
Precursor for Specialty Chemicals
Can be used as a precursor for the synthesis of specialty chemicals, including ligands for catalysis or components for advanced materials, due to its extensive phenyl substitution.
| Molecular weight | 370.48 |
|---|---|
| Empirical formula | C29H22 |
| Assay | 95% |
| Melting point | 180-182 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene used for?
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1,2,3,4-Tetraphenyl-1,3-cyclopentadiene is primarily used as a building block in organic synthesis and in research and development laboratories for creating more complex organic molecules and exploring new reaction pathways.
What is the CAS number and molecular formula for 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene?
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The CAS number for 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene is 15570-45-3, and its molecular formula is C29H22.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene with an assay of 95%. TSS does not represent this product as USP, BP, or EP grade.
How should 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene be handled?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. This compound is classified with WGK Germany 3, indicating a high hazard to water.
Is 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene a controlled substance?
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The provided data does not indicate that 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene is a controlled substance.
How is 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene packed and shipped?
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1,2,3,4-Tetraphenyl-1,3-cyclopentadiene is packed and exported by Tech Serve Solutions according to industry standards and regulatory requirements for fine chemicals.
How can I request a sample or quote for 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene?
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To request a sample or obtain a quote for 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene, please contact the Tech Serve Solutions sales department through our website or by phone.
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