Art

J-GLOBAL ID：201102295092466477   Reference number：11A0842387

Silica Sulfuric Acid-promoted Deacylation of α-Bromo-β-diketones

α-ブロモ-β-ジケトン類のシリカ硫酸が促進する脱アシル化

Author (5)： AOYAMA Tadashi (Dep. of Materials and Applied Chemistry, Coll. of Sci. and Technol., Nihon Univ.) ,  AOYAMA Tadashi (The Center for Creative Materials Res., Res. Inst. of Sci. and Technol., Coll. of Sci. and Technol., Nihon Univ.) ,  KUBOTA Sho (Dep. of Materials and Applied Chemistry, Coll. of Sci. and Technol., Nihon Univ.) ,  TAKIDO Toshio (Dep. of Materials and Applied Chemistry, Coll. of Sci. and Technol., Nihon Univ.) ,  KODOMARI Mitsuo (Dep. of Bioscience and Engineering, Shibaura Inst. of Technol.)
Material： Chemistry Letters  (Chem Lett)
Volume： 40  Issue： 5  Page： 484-485 (J-STAGE)  Publication year： 2011 
JST Material Number： S0742A  ISSN： 0366-7022  CODEN： CMLTAG  Document type： Article
Article type： 短報  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *silica gel ,  *sulfuric acid ,  *deacylation ,  diketone ,  Friedel-Crafts reaction ,  alkylation ,  useful material recovery ,  organic solvent ,  chemical synthesis ,  supported catalyst ,  *acid catalytic reaction ,  aromatic hydrocarbon
Semi thesaurus term： Friedel-Crafts alkylation ,  *silica sulfuric acid ,  recovering catalyst ,  deacylation

JST classification (3)： Addition reaction,elimination reaction  (CF02030M) ,  Aliphatic ketones  (CF03190Q) ,  Catalytic reactions(heterogeneous system)  (CB06100E)

Substance index (18)： 1,1-Diphenylethane ,  Triphenylmethane ,  Benzene ,  3-Benzyl-3-bromo-2,4-pentanedione ,  3-Bromo-3-acetylundecane-2-one ,  3-Bromo-3-acetylhenicosane-2-one ,  3,8-Dibromo-3-acetyloctane-2-one ,  3-Bromo-3-phenyl-2,4-pentanedione ,  3-Bromo-4-phenylbutane-2-one ,  3-Bromo-2-undecanone ,  3-Bromohenicosane-2-one ,  3,8-Dibromo-2-octanone ,  1-Bromo-1-phenylacetone ,  3-Bromo-3-(diphenylmethyl)-2,4-pentanedione ,  2-Benzyl-2-bromo-1,3-diphenyl-1,3-propanedione ,  2-Bromo-1,3-diphenyl-2-octyl-1,3-propanedione ,  α-Bromo-β-phenylpropiophenone ,  1-Phenyl-2-bromo-1-decanone

Reference (22)：

• 1) K. Kogan, S. E. Biali, J. Org. Chem. 2009, 74, 7172.
• 2) C. H. M. Amijs, V. López-Carrillo, M. Raducan, P. Pérez-Galán, C. Ferrer, A. M. Echavarren, J. Org. Chem. 2008, 73, 7721.
• 3) D. J. Bray, K. A. Jolliffe, L. F. Lindoy, J. C. McMurtrie, Tetrahedron 2007, 63, 1953.
• 4) F. Rezgui, M. M. E. Gaïed, Tetrahedron 1997, 53, 15711.
• 5) T. Hayashi, A. Yamamoto, T. Hagihara, J. Org. Chem. 1986, 51, 723.

Terms in the title (4)： β-ジケトン ,  シリカ硫酸 ,  促進 ,  脱アシル化