Art

J-GLOBAL ID：200902209121827172   Reference number：06A0110106

α-Ethynylation reaction of ketones using catalytic amounts of trialkylgallium base

触媒量のトリアルキルガリウム塩基を用いたケトンのα-エチニル化反応

Author (3)： NISHIMURA Yoshio (Dep. of Organic Chemistry, Graduate School of Pharmaceutical Sciences, Tohoku Univ., Aoba, Sendai 980-8578, JPN) ,  AMEMIYA Ryo (Dep. of Organic Chemistry, Graduate School of Pharmaceutical Sciences, Tohoku Univ., Aoba, Sendai 980-8578, JPN) ,  YAMAGUCHI Masahiko (Dep. of Organic Chemistry, Graduate School of Pharmaceutical Sciences, Tohoku Univ., Aoba, Sendai 980-8578, JPN)
Material： Tetrahedron Letters  (Tetrahedron Lett)
Volume： 47  Issue： 11  Page： 1839-1843  Publication year： Mar. 13, 2006 
JST Material Number： E0366A  ISSN： 0040-4039  Document type： Article
Article type： 短報  Country of issue： United Kingdom (GBR)  Language： ENGLISH (EN)

Thesaurus term： *ketone ,...

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JST classification (1)： Aromatic monocyclic ketones  (CF05170I)

Substance index (67)： (2S)-2α,5α-Dibenzylcyclopentanone ,  rel-2α^*,5β^*-Dibenzylcyclopentanone ,  (2S)-2α,5α-Bis(2,2-dimethylpropyl)cyclopentanone ,  rel-2α^*,5β^*-Bis(2,2-dimethylpropyl)cyclopentanone ,  2α,6α-Dibenzylcyclohexanone ,  2β,6β-Diphenylcyclohexanone ,  (Chloroethynyl)triethylsilane ,  Tributyl(chloroethynyl)silane ,  Trimethyl gallium ,  Butyl lithium ,  2,6-Ditert-butyl-4-methylpyridine ,  rel-2α^*,5α^*-Bis(2,2-dimethylpropyl)-2-(triethylsilylethynyl)cyclopentanone ,  rel-2α^*,5β^*-Bis(2,2-dimethylpropyl)-2-(triethylsilylethynyl)cyclopentanone ,  rel-2α^*,6α^*-Dibenzyl-2-(triethylsilylethynyl)cyclohexanone ,  rel-2α^*,6β^*-Dibenzyl-2-(triethylsilylethynyl)cyclohexanone ,  rel-2α^*,5α^*-Dibenzyl-2-(tributylsilylethynyl)cyclopentanone ,  rel-2α^*,5β^*-Dibenzyl-2-(tributylsilylethynyl)cyclopentanone ,  rel-2α^*,5α^*-Bis(2,2-dimethylpropyl)-2-(tributylsilylethynyl)cyclopentanone ,  rel-2α^*,5β^*-Bis(2,2-dimethylpropyl)-2-(tributylsilylethynyl)cyclopentanone ,  rel-2α^*,6α^*-Dibenzyl-2-(tributylsilylethynyl)cyclohexanone ,  rel-2α^*,6β^*-Dibenzyl-2-(tributylsilylethynyl)cyclohexanone ,  rel-2α^*,6α^*-Diphenyl-2-(tributylsilylethynyl)cyclohexanone ,  rel-2α^*,6β^*-Diphenyl-2-(tributylsilylethynyl)cyclohexanone ,  (2S)-2α,5α-Dibenzyl-2,5-bis(triethylsilylethynyl)cyclopentanone ,  rel-2α^*,5β^*-Dibenzyl-2,5-bis(triethylsilylethynyl)cyclopentanone ,  (2S)-2α,5α-Bis(2,2-dimethylpropyl)-2,5-bis(triethylsilylethynyl)cyclopentanone ,  rel-2α^*,5β^*-Bis(2,2-dimethylpropyl)-2,5-bis(triethylsilylethynyl)cyclopentanone ,  (2S)-2α,6α-Dibenzyl-2,6-bis(triethylsilylethynyl)cyclohexanone ,  rel-2α^*,6β^*-Dibenzyl-2,6-bis(triethylsilylethynyl)cyclohexanone ,  (2S)-2α,6α-Diphenyl-2,6-bis(triethylsilylethynyl)cyclohexanone ,  rel-2α^*,6β^*-Diphenyl-2,6-bis(triethylsilylethynyl)cyclohexanone ,  (2S)-2α,5α-Dibenzyl-2,5-bis(tributylsilylethynyl)cyclopentanone ,  rel-2α^*,5β^*-Dibenzyl-2,5-bis(tributylsilylethynyl)cyclopentanone ,  (2S)-2α,5α-Bis(2,2-dimethylpropyl)-2,5-bis(tributylsilylethynyl)cyclopentanone ,  rel-2α^*,5β^*-Bis(2,2-dimethylpropyl)-2,5-bis(tributylsilylethynyl)cyclopentanone ,  (2S)-2α,6α-Dibenzyl-2,6-bis(tributylsilylethynyl)cyclohexanone ,  rel-2α^*,6β^*-Dibenzyl-2,6-bis(tributylsilylethynyl)cyclohexanone ,  (2S)-2α,6α-Diphenyl-2,6-bis(tributylsilylethynyl)cyclohexanone ,  rel-2α^*,6β^*-Diphenyl-2,6-bis(tributylsilylethynyl)cyclohexanone ,  α-Methylpropiophenone ,  4′-(Trifluoromethyl)isobutyrophenone ,  4′-Methoxyisobutyrophenone ,  4′-Methylisobutyrophenone ,  α-Methyldeoxybenzoin ,  Phenacylcyclopentane ,  α-Cyclohexylacetophenone ,  α-Ethylbutyrophenone ,  1-Phenyl-2-ethylhexane-1-one ,  Dicyclohexyl ketone ,  Isopropylstyryl ketone ,  5,7-Dibutylundecane-6-one ,  Cyclohexylisopropyl ketone ,  Triethylgallium ,  1-Phenyl-2,2-dimethyl-4-(triethylsilyl)-3-butyne-1-one ,  1-[4-(Trifluoromethyl)phenyl]-2,2-dimethyl-4-(triethylsilyl)-3-butyne-1-one ,  1-(4-Methoxyphenyl)-2,2-dimethyl-4-(triethylsilyl)-3-butyne-1-one ,  1-(4-Methylphenyl)-2,2-dimethyl-4-(triethylsilyl)-3-butyne-1-one ,  1,2-Diphenyl-2-methyl-4-(triethylsilyl)-3-butyne-1-one ,  Triethyl(1-benzoylcyclopentylethynyl)silane ,  Triethyl(1-benzoylcyclohexylethynyl)silane ,  1-Phenyl-2,2-diethyl-4-(triethylsilyl)-3-butyne-1-one ,  1-Phenyl-2-(triethylsilylethynyl)-2-ethylhexane-1-one ,  Cyclohexyl[1-(triethylsilylethynyl)cyclohexyl] ketone ,  1-Phenyl-4,4-dimethyl-6-(triethylsilyl)-1-hexene-5-yne-3-one ,  5,7-Dibutyl-5-(triethylsilylethynyl)undecane-6-one ,  1-Cyclohexyl-2,2-dimethyl-4-(triethylsilyl)-3-butyne-1-one ,  1-[1-(Triethylsilylethynyl)cyclohexyl]-2-methylpropane-1-one

Terms in the title (4)： 触媒 ,  塩基 ,  ケトン ,  エチニル化