18691-32-2

Basic information

• Product Name: 3′-(3-nitrophenyl)dispiro[indene-2,1′-cyclopropane-2′,2′′-indene]-1,1′′,3,3′′-tetraone
• Synonyms: 3′-(3-nitrophenyl)dispiro[indene-2,1′-cyclopropane-2′,2′′-indene]-1,1′′,3,3′′-tetraone
• CAS NO: 18691-32-2
• Molecular Weight: 423.381
• Mol File: 18691-32-2.mol
• Article Data: 3

Chemical Properties

• CAS DataBase Reference: 3′-(3-nitrophenyl)dispiro[indene-2,1′-cyclopropane-2′,2′′-indene]-1,1′′,3,3′′-tetraone(CAS DataBase Reference)
• NIST Chemistry Reference: 3′-(3-nitrophenyl)dispiro[indene-2,1′-cyclopropane-2′,2′′-indene]-1,1′′,3,3′′-tetraone(18691-32-2)
• EPA Substance Registry System: 3′-(3-nitrophenyl)dispiro[indene-2,1′-cyclopropane-2′,2′′-indene]-1,1′′,3,3′′-tetraone(18691-32-2)

Safety Data

• Hazardous Substances Data: 18691-32-2(Hazardous Substances Data)

Upstream product

• 606-23-5 1H-indene-1,3(2H)-dione 
• 99-61-6 3-nitro-benzaldehyde 

Relevant articles and documents

One-pot, fast cyclopropanation reaction of indandione with various aldehydes in the presence of cyanogen bromide and trimethylamine

A new, fast, and easy one-pot cyclopropanation reaction of aromatic and aliphatic aldehydes with 1H-indene-1,3(2H)-dione and cyanogen bromide (BrCN) was developed for synthesizing 3′-(aryl[alkyl])-dispiro[indan-2,1′-cyclopropane-2′,2′′-indan]-1,1′′,3,3′′-

Selective formation of spiro dihydrofurans and cyclopropanes through unexpected reaction of aldehydes with 1,3-dicarbonyl compounds

An efficient methodology for the oxidative addition reaction of various aldehydes with 5,5-dimethylcyclohexane-1,3-dione and 1,3-indandione to selectively afford spiro dihydrofuran and cyclopropane derivatives, promoted by molecular iodine and dimethylami