16661-09-9

Basic information

• Product Name: 3,3a,5,6-tetraphenyl-3a,4,7,7a-tetrahydro-1H-4,7-methanoindene-1,8-dione
• CAS NO: 16661-09-9
• Molecular Formula: C₃₄H₂₄O₂
• Molecular Weight: 464.5532
• Mol File: 16661-09-9.mol
• Article Data: 1

Chemical Properties

• Boiling Point: 615°C at 760 mmHg
• Flash Point: 222.6°C
• Density: 1.274g/cm³
• Vapor Pressure: 4.65E-15mmHg at 25°C
• Refractive Index: 1.69
• CAS DataBase Reference: 3,3a,5,6-tetraphenyl-3a,4,7,7a-tetrahydro-1H-4,7-methanoindene-1,8-dione(CAS DataBase Reference)
• NIST Chemistry Reference: 3,3a,5,6-tetraphenyl-3a,4,7,7a-tetrahydro-1H-4,7-methanoindene-1,8-dione(16661-09-9)
• EPA Substance Registry System: 3,3a,5,6-tetraphenyl-3a,4,7,7a-tetrahydro-1H-4,7-methanoindene-1,8-dione(16661-09-9)

Safety Data

• Hazardous Substances Data: 16661-09-9(Hazardous Substances Data)

Upstream product

• 5587-78-0 4-hydroxy-3,4-diphenylcyclopent-2-en-1-one 

Downstream Products

• 16643-46-2 2,3-dihydro-3,3,5,6-tetraphenyl-1H-inden-1-one 
• 16643-52-0 cis-3a,7a-dihydro-3,3a,5,6-tetraphenyl-1H-inden-1-one 
• 81280-26-4 1-Methoxy-3,3a,5,6-tetraphenyl-3aH-indene 
• 81280-27-5 3-methoxy-1,1,5,6-tetraphenyl-1H-indene 
• 81280-30-0 (5aS,5bS,8aS,8bS,8cS)-2-Methoxy-4,5,7,8b,8c-pentaphenyl-5b,8a,8b,8c-tetrahydro-5aH-7-aza-dicyclopenta[a,cd]indene-6,8-dione 
• 81280-29-7 (8bS,8cR)-2-Methoxy-4,5,7,8b,8c-pentaphenyl-8b,8c-dihydro-5aH-5b,7,8a-triaza-dicyclopenta[a,cd]indene-6,8-dione 

Relevant articles and documents

Routes to 3aH-Indenes. Deprotonation and Methylation of some Indenones Bearing Ring Junction Substituents

The trienones (1), (2), and (3) have been converted into the corresponding enolate anions by reaction with potassium hydride below -10 deg C.Methyl fluorosulphonate was added to each solution: with the trienones (1) and (3), transient 3aH-indenes (4a) and