Home Chemistry Organic building blocks Alkynyls 1,3,5-tris(phenylethynyl)benzene
Electrophilic Aromatic Substitution: The benzene ring in 1,3,5-tris(phenylethynyl)benzene can undergo electrophilic aromatic substitution reactions. For example, it can react with electrophiles like halogens, nitration agents, or sulfonation agents to introduce functional groups onto the benzene ring.
Metal-Catalyzed Cross-Coupling Reactions: The phenylethynyl groups can participate in metal-catalyzed cross-coupling reactions, such as Sonogashira or Suzuki coupling, to form new carbon-carbon bonds with various aryl or alkenyl halides.
Reduction: The triple bonds in the phenylethynyl groups can be reduced to form corresponding alkenes using reducing agents like hydrogen gas and a catalyst or metal hydrides.
Oxidation: 1,3,5-tris(phenylethynyl)benzene can be oxidized to form various products, depending on the reaction conditions and reagents used. For instance, it may undergo oxidative cleavage of the alkyne groups.
Friedel-Crafts Reactions: It can participate in Friedel-Crafts acylation or alkylation reactions, allowing the introduction of acyl or alkyl groups onto the benzene ring.
Bromination of Triple Bonds: The phenylethynyl groups can be selectively brominated at the triple bond using brominating agents like N-bromosuccinimide (NBS).
Polymerization: Under specific conditions, 1,3,5-tris(phenylethynyl)benzene can undergo polymerization reactions to form polyphenylethynyl derivatives with extended conjugation.
Diels-Alder Reaction: Depending on the reaction conditions and the presence of suitable dienophiles, 1,3,5-tris(phenylethynyl)benzene can participate in Diels-Alder reactions to form cycloadducts.
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4,4',4''-(Benzene-1,3,5-triyltris(ethyne-2,1-diyl))trianiline
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4,4',4''-(Benzene-1,3,5-triyltris(ethyne-2,1-diyl))tribenzaldehyde
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