2,5-Dimethyl-3,4-diphenylcyclopentadienone, dimer
2,5-Dimethyl-3,4-diphenylcyclopentadienone dimer (CAS: 38883-84-0) is an organic compound with the molecular formula C38H32O2 and a molecular weight of 520.66 g/mol. This dimer serves as a valuable building block in chemical synthesis, primarily recognised for its utility as a diene in Diels-Alder cycloaddition reactions. It facilitates the formation of complex cyclic structures, making it a key reagent for researchers in organic chemistry.
- Synonyms
- dimer38883-84-0C38H32O2

Diels-Alder Reactions
This compound functions as a diene in Diels-Alder cycloaddition reactions. It readily undergoes [4+2] cycloadditions with various dienophiles, including fulvenes, enabling the construction of intricate polycyclic frameworks.
Organic Synthesis Intermediate
As a specialised building block, 2,5-Dimethyl-3,4-diphenylcyclopentadienone dimer is employed in multi-step organic syntheses. Its unique structure allows for controlled incorporation into target molecules for materials science and medicinal chemistry research.
Research Reagent
Utilised in academic and industrial research laboratories, this chemical serves as a reagent for exploring novel synthetic pathways and developing new chemical entities. Its reactivity profile makes it a subject of interest in mechanistic studies.
| Molecular weight | 520.66 |
|---|---|
| Empirical formula | C38H32O2 |
| Assay | 97% |
| Application | 2,5-Dimethyl-3,4-diphenylcyclopentadienone, dimer was used as Diels Alder diene and undergoes cycloaddition reaction with fulvenes1. |
| Melting point | 186-188 °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 2,5-Dimethyl-3,4-diphenylcyclopentadienone dimer used for?
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2,5-Dimethyl-3,4-diphenylcyclopentadienone dimer is primarily used as a diene in Diels-Alder cycloaddition reactions and as a building block in organic synthesis.
What are the CAS number and molecular formula for this compound?
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The CAS number is 38883-84-0, and the molecular formula is C38H32O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,5-Dimethyl-3,4-diphenylcyclopentadienone dimer with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for this chemical?
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This compound requires the use of eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It has a WGK classification of 3 in Germany.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, adhering to strict quality and safety standards for all shipments worldwide.
How can I request a quote or sample?
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Please contact our sales team directly through our website to request a quote or a sample of 2,5-Dimethyl-3,4-diphenylcyclopentadienone dimer.
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