Takeo Konakahara

Author PubWeight™ 12.76‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 InBr3-promoted divergent approach to polysubstituted indoles and quinolines from 2-ethynylanilines: switch from an intramolecular cyclization to an intermolecular dimerization by a type of terminal substituent group. J Org Chem 2008 1.06
2 Augmented autocrine bone morphogenic protein (BMP) 7 signaling increases the metastatic potential of mouse breast cancer cells. Clin Exp Metastasis 2012 1.02
3 Chemokine CCL2/MCP-1 negatively regulates metastasis in a highly bone marrow-metastatic mouse breast cancer model. Clin Exp Metastasis 2009 0.99
4 Inhibitors of fibril formation and cytotoxicity of beta-amyloid peptide composed of KLVFF recognition element and flexible hydrophilic disrupting element. Biochem Biophys Res Commun 2002 0.92
5 Interaction-based evaluation of the propensity for amyloid formation with cross-beta structure. Biochem Biophys Res Commun 2006 0.88
6 3-benzylamino-β-carboline derivatives induce apoptosis through G2/M arrest in human carcinoma cells HeLa S-3. Eur J Med Chem 2010 0.83
7 An efficient one-pot synthesis of unsymmetrical ethers: a directly reductive deoxygenation of esters using an InBr3/Et3SiH catalytic system. J Org Chem 2007 0.82
8 Higher-order molecular packing in amyloid-like fibrils constructed with linear arrangements of hydrophobic and hydrogen-bonding side-chains. J Mol Biol 2005 0.82
9 An unprecedented approach to 4,5-disubstituted pyrimidine derivatives by a ZnCl(2)-catalyzed three-component coupling reaction. Org Lett 2009 0.79
10 Orientation of dye molecules in DNA-based films with chain alignment and judgment of their DNA-binding modes. J Phys Chem B 2005 0.78
11 Palladium-catalyzed coupling reaction of terminal alkynes with aryl iodides in the presence of indium tribromide and its application to a one-pot synthesis of 2-phenylindole. Org Lett 2004 0.78
12 Analysis of fibril formation of amyloid-beta-protein by stretched exponential function. Protein Pept Lett 2003 0.77
13 A single-step synthesis of enynes: Pd-catalyzed arylalkynylation of aryl iodides, internal alkynes, and alkynylsilanes. Org Lett 2010 0.77
14 Highly selective conversion of nitrobenzenes using a simple reducing system combined with a trivalent indium salt and a hydrosilane. Chem Commun (Camb) 2010 0.76
15 Direct synthesis of polysubstituted quinoline derivatives by InBr3-promoted dimerization of 2-ethynylaniline derivatives. J Org Chem 2006 0.76
16 Copper-catalyzed [5+1] annulation of 2-ethynylanilines with an N,O-acetal leading to construction of quinoline derivatives. Org Lett 2012 0.75
17 Novel synthesis of 7-fluoro-8-(trifluoromethyl)- 1H-1,6-naphthyridin-4-one derivatives: intermolecular cyclization of an N-silyl-1-azaallyl anion with perfluoroalkene and subsequent intramolecular skeletal transformation of the resulting pentasubstituted pyridines. J Org Chem 2007 0.75
18 The aminomethylation of electron-rich aromatics with an N-silyl-N,O-acetal catalyzed by a metal triflate-TMSCl system: facile synthesis of aromatic primary amines, 1-aryl-trichloroethylamines. J Org Chem 2003 0.75
19 Single-step thioetherification by indium-catalyzed reductive coupling of carboxylic acids with thiols. Org Lett 2012 0.75
20 Structure-activity relationship in the antitumor activity of 6-, 8- or 6,8-substituted 3-benzylamino-β-carboline derivatives. Bioorg Med Chem Lett 2012 0.75
21 Me3SiCl-promoted three-component coupling reaction of a functionalized enamine, an acetal, and an alkyne: an unprecedented approach to the synthesis of tetrasubstituted pyridines via a [3 + 2 + 1] intermolecular cyclization. J Org Chem 2008 0.75
22 New approach to the practical synthesis of tri- or tetrasubstituted pyrimidine derivatives: a four-component coupling reaction from a functionalized silane, two types of aromatic nitriles, and acetals. Org Lett 2005 0.75
23 Synthesis of tri- or tetrasubstituted pyrimidine derivatives through the [5+1] annulation of enamidines with either N,N-dimethylformamide dialkyl acetals or orthoesters and their application in a ring transformation of pyrimidines to pyrido[2,3-d]pyrimidin-5-one derivatives. Chemistry 2011 0.75
24 Indium-catalyzed reductive bromination of carboxylic acids leading to alkyl bromides. Org Lett 2012 0.75
25 Copper-catalyzed three- five- or seven-component coupling reactions: the selective synthesis of cyanomethylamines, N,N-bis(cyanomethyl)amines and N,N'-bis(cyanomethyl)methylenediamines based on a Strecker-type synthesis. Molecules 2013 0.75
26 Peripheral region for core cross-beta plays important role in amyloidogenicity. Biochem Biophys Res Commun 2006 0.75
27 Molecular orientation of porphyrins accompanying the formation of chain-aligned DNA films. Biomacromolecules 2005 0.75
28 3-(3-Phenoxybenzyl)amino-β-carboline: a novel antitumor drug targeting α-tubulin. Bioorg Med Chem Lett 2011 0.75
29 Hf(OTf)4-catalyzed regioselective n-aminomethylation of indoles and related NH-containing heterocycles. J Org Chem 2010 0.75
30 Judgment for DNA-binding modes of dye molecules by novel chain-aligned film method. Nucleic Acids Symp Ser (Oxf) 2005 0.75
31 Indium(III)-catalyzed reductive bromination and iodination of carboxylic acids to alkyl bromides and iodides: scope, mechanism, and one-pot transformation to alkyl halides and amine derivatives. J Org Chem 2013 0.75
32 Gallium-catalyzed reductive chlorination of carboxylic acids with copper(II) chloride. J Org Chem 2014 0.75