38883-84-0

Basic information

• Product Name: 2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER
• Synonyms: 2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER;2,5-Dimethyl-3,4-diphenylcyclopentadienonedimere;Hemicyclonedimere;2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER 98+%;2,5-Dimethyl-3,4-diphenylcyclopentadienone dimer,97%;2,5-Dimethyl-3,4-diphenylcyclopentadienone, dimer 97%
• CAS NO: 38883-84-0
• Molecular Formula: C19H16O
• Molecular Weight: 260.33
• Product Categories: C15 to C38;Carbonyl Compounds;Ketones
• Mol File: 38883-84-0.mol
• Article Data: 4

Chemical Properties

• Melting Point: 186-188 °C(lit.)
• Boiling Point: 563.93°C (rough estimate)
• Flash Point: 186.3°C
• Appearance: /
• Density: 1.0137 (rough estimate)
• Vapor Pressure: 2.17E-07mmHg at 25°C
• Refractive Index: 1.4875 (estimate)
• Storage Temp.: 0-6°C
• CAS DataBase Reference: 2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER(CAS DataBase Reference)
• NIST Chemistry Reference: 2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER(38883-84-0)
• EPA Substance Registry System: 2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER(38883-84-0)

Safety Data

• Statements: 36/37/38
• Safety Statements: 24/25-22
• WGK Germany: 3
• Hazardous Substances Data: 38883-84-0(Hazardous Substances Data)

Usage

Description

2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER is a chemical compound that is formed by the dimerization of 2,5-dimethyl-3,4-diphenylcyclopentadienone monomers. It is characterized by its unique molecular structure, which consists of two cyclopentadienone units connected by a carbon-carbon bond. 2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER is known for its reactivity in certain chemical reactions, particularly in the Diels-Alder reaction.

Uses

Used in Organic Synthesis:
2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER is used as a Diels-Alder diene in organic synthesis. It undergoes a cycloaddition reaction with furans, which are electron-rich dienes, to form complex cyclic compounds. This reaction is a powerful tool in organic chemistry for constructing six-membered rings and is widely used in the synthesis of various natural products, pharmaceuticals, and other organic compounds.
Used in Pharmaceutical Industry:
In the pharmaceutical industry, 2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER is used as a key intermediate in the synthesis of certain drugs and drug candidates. Its ability to participate in the Diels-Alder reaction allows for the efficient construction of complex molecular frameworks, which can be further modified to obtain bioactive compounds with potential therapeutic applications.
Used in Materials Science:
2,5-DIMETHYL-3,4-DIPHENYLCYCLOPENTADIENONE DIMER also finds applications in materials science, where it can be used to synthesize novel polymers and other materials with unique properties. The Diels-Alder reaction involving this compound can be employed to create cross-linked polymer networks with tailored characteristics, such as improved mechanical strength, thermal stability, or specific chemical functionalities.

InChI:InChI=1/C19H16O/c1-13-17(15-9-5-3-6-10-15)18(14(2)19(13)20)16-11-7-4-8-12-16/h3-12H,1-2H3

Upstream product

• 5423-06-3 4-hydroxy-2,5-dimethyl-3,4-diphenylcyclopent-2-enone 
• 33422-07-0 C₃₈H₃₂O₂ 
• 33422-06-9 C₃₈H₃₂O₂ 
• 26307-17-5 2,5-dimethyl-3,4-diphenylcyclopenta-2,4-dienone 
• 462-80-6 benzyne 
• 72453-10-2 2,6,9b-trimethyl-1-oxo-3,3a-diphenyl-3a,9b-dihydro-1H-cyclopenta[3,4]pyrazolo[1,5-a]pyridinylium-4-ide 
• 72453-08-8 2,9b-dimethyl-1-oxo-3,3a-diphenyl-3a,9b-dihydro-1H-cyclopenta[3,4]pyrazolo[1,5-a]pyridinylium-4-ide 
• 72453-05-5 6b,8-dimethyl-7-oxo-9,9a-diphenyl-7,9a-dihydro-6aH-cyclopenta[3,4]pyrazolo[1,5-a]quinolinylium-10-ide 
• 76426-82-9 C₂₈H₂₂N₂O 
• 7664-93-9 sulfuric acid 
• 108-24-7 acetic anhydride 

Downstream Products

• 95838-08-7 (3aα,4β,7β,7aα,8β,9β)-4,7,8,9-tetrahydro-2,4,7,8,9,10,11-heptamethyl-5,6-diphenyl-3a,7a<1',2'>-endo-cyclobut-4,7-methano-1H-isoindole-1,3,12(2H)-trione 
• 33422-06-9 C₃₈H₃₂O₂ 
• 33422-07-0 C₃₈H₃₂O₂ 
• 33422-06-9 C₃₈H₃₂O₂ 
• 106920-01-8 N-N'-bis(p.dimethylaminophenyl) methyl-5 diphenyl-3,4 pyrrolecarboxamide-2 
• 106919-96-4 N-p.dimethylaminophenyl-2 methyl-5 diphenyl-3,4 pyrrole 
• 97356-98-4 5-Acetoxy-7-oxo-dimethyl-2,3-diphenyl-bicyclo<2.2.1>hepten-(2) 
• 106919-97-5 N-p.dimethylaminophenyl hydroxymethyl-2 methyl-5 diphenyl-3,4 pyrrole 
• 15598-63-7 (+/-)-1,4-dimethyl-2,3-diphenyl-(4ac,9ac)-4,4a,9,9a-tetrahydro-1H-1r,4c-methano-fluoren-10-one 
• 68326-89-6 4,7-dimethyl-5,6-diphenyl-3a,4,7,7a-tetrahydro-4,7-methano-inden-8-one 
• 16643-55-3 2,5-dimethyl-3,4-diphenyl-2-cyclopentene-1-one 
• 102876-58-4 4,7-dimethyl-8-oxo-5,6-diphenyl-4,7-dihydro-4,7-methano-indane-3ar,7ac-dicarboxylic acid-anhydride 
• 65874-42-2 C₃₅H₂₀F₁₈O 
• 38864-16-3 1-benzoyl-6,7a-dimethyl-3,4a,5-triphenyl-(4ar,7ac)-4a,7a-dihydro-1H-cyclopenta[1,3,4]oxadiazin-7-one 

Relevant articles and documents

Synthesis, reactivity, and electronic properties of 6,6-dicyanofulvenes

A series of 6,6-dicyanofulvene derivatives are synthesized starting from masked, dimeric, or monomeric cyclopentadienones. The reactivities of 6,6-dicyanofulvenes relative to their parent cyclopentadienones are discussed. 6,6-Dicyanofulvenes are capable o

PHOTOCHEMICAL STUDIES. IRRADIATION INDUCED TRANSFORMATIONS OF REVERSIBLY DISSOCIATING CYCLOPENTADIENONE-DIMERS AND THEIR MONOMERS

Irradiation of dissociating cyclopentadienone-dimers (2b,c,e) results in formation of two types of cage-products (5 and 8) in very low quatum yields and good, but vawelength and phase dependent chemical yields.Both processes are intramolecular; for 2b thi