Papers - OMOTE Masaaki

Asymmetric Reduction of Perfluoroalkyl Ketones with Chiral Lithium Alkoxides

Y. S. Sokeirik, K. Sato, M. Omote, A. Ando, I. Kumadaki

Tetrahedron Lett.47 ( 16 ) 2821 - 2824   2006

Joint Work

Research paper (scientific journal)

Trifluoromethylation at the α-position of α,β-unsaturated ketones: 4-Phenyl-3-(trifluoromethyl)butan-2-one.

K. Sato, M. Omote, A. Ando, I. Kumadaki

Organic Syntheses83   177 - 183   2006

Joint Work

Research paper (scientific journal)

Synthesis of a Schiff's Base Chiral Ligand with a Trifluoromethyl Carbinol Moiety

Y. S. Sokeirik, M. Omote, K. Sato, I. Kumadaki, A. Ando

Tetrahedron:Asymmetry17 ( 18 ) 2654 - 2658   2006

Joint Work

Research paper (scientific journal)

The simple and selective synthesis of 3-amino-2,2-difluorocarboxylic esters and difluoro-β-lactams using ethyl bromodifluoroacetate in the presence of rhodium catalyst.

K. Sato, A. Tarui, S. Matsuda, M. Omote, A. Ando, I. Kumadaki

Tetrahedron Letters46 ( 45 ) 7679 - 7681   2005.09

Joint Work

Research paper (scientific journal)

Synthesis of 2-chloro-1,1-difluoroallyl mesylates through novel rearrangement and C-C bond formation by their Pd-catalyzed reaction with diethylzinc.

A. Ando, M. Nishihara, K. Sato, M. Omote, I. Kumadaki

Journal of Fluorine Chemistry126 ( 5 ) 765 - 770   2005.02

Joint Work

Research paper (scientific journal)

The Catalytic Mannich Reaction of 1,1-Difluoro-2-trialkyl(aryl)silyl-2-trimethylsilyloxyethenes: Preparation of β-Amino Acid Derivatives

W. J. Chung, M, Omote, John T. Welch

J. Org. Chem.70 ( 19 ) 7784 - 7787   2005

Joint Work

Research paper (scientific journal)

Synthesis of new axially dissymmetric ligand with large perfluoroalkyl groups

M. Omote, Y. Nishimura, K. Sato, A. Ando, I. Kumadaki

Tetrahedron Lett.46 ( 2 ) 319 - 322   2005

Joint Work

Research paper (scientific journal)

Recycling of fluorinated axially dissymmetric ligand with fluorous solvent

M. Omote, Y. Nishimura, K. Sato, A. Ando, I. Kumadaki

J. Fluorine Chem.126 ( 3 ) 407 - 409   2005

Joint Work

Research paper (scientific journal)

Rhodium-catalyzed novel trifluoromethylation at the α-position of α,β-unsaturated ketones.

K. Sato, M. Omote, A. Ando, I. Kumadaki

Organic Letters6 ( 23 ) 4359 - 4361   2004.08

Joint Work

Research paper (scientific journal)

Reaction of ethyl bromodifluoroacetate in the presence of copper powder.

K. Sato, M. Omote, A. Ando, I. Kumadaki

Journal of Fluorine Chemistry125 ( 4 ) 509 - 515   2004

Joint Work

Research paper (scientific journal)

Rhodium-catalyzed Reformatsky-type reaction of ethyl bromodifluoroacetate.

K. Sato, A. Tarui, T. Kita, Y. Ishida, H. Tamura, M. Omote, A. Ando, I. Kumadaki

Tetrahedron Letters45 ( 29 ) 5735 - 5737   2004

Joint Work

Research paper (scientific journal)

New approach to a novel axially chiral ligand showing spontaneous enrichment of axial chirality.

T. Hasegawa, M. Omote, K. Sato, A. Ando, I. Kumadaki

Chem. Pharm. Bull.51 ( 3 ) 265 - 267   2003

Joint Work

Research paper (scientific journal)

Hetero Diels-Alder reaction catalyzed by new axially dissymmetric ligands with fluorinated chiral centers.

M. Omote, T. Hasegawa, K. Sato, A. Ando, I. Kumadaki

Heterocycles59 ( 2 ) 501 - 504   2003

Joint Work

Research paper (scientific journal)

1,4-Addition reaction of ethyl bromodifluoroacetate to Michael acceptors in the presence of copper powder. -Improvement of the reaction using TMEDA as an additive-

K. Sato, S. Nakazato, H. Enko, H. Tsujita, K. Fujita, T. Yamamoto, M. Omote, A. Ando, I. Kumadaki

Journal of Fluorine Chemistry121 ( 1 ) 105 - 107   2003

Joint Work

Research paper (scientific journal)

Reaction of Halothane with sec-butyllithium in the presence of zinc halides - One-pot preparation of chlorodifluorovinylzinc reagent and its derivatization to α-chloro-β,β-difluorostyrene.

M. Nishihara, Y. Nakamura, N. Maruyama, K. Sato, M. Omote, A. Ando, I. Kumadaki

Journal of Fluorine Chemistry122 ( 2 ) 247 - 249   2003

Joint Work

Research paper (scientific journal)

Reaction of Halothane with carbonyl compounds in the presence of base.

A. Ando, J. Takahashi, Y. Nakamura, N. Maruyama, M. Nishihara, K. Fukushima, J. Moronaga, M. Inoue, K. Sato, M. Omote, I. Kumadaki

Journal of Fluorine Chemistry123 ( 2 ) 283 - 285   2003

Joint Work

Research paper (scientific journal)

Synthesis of 4,4-difluoro-α-tocopherol using a cross-coupling reaction of bromodifluoroacetate with aryl iodide in the presence of copper powder.

K. Sato, T. Nishimoto, K. Tamoto, M. Omote, A. Ando, I. Kumadaki

Heterocycles56 ( 1-2 ) 403 - 412   2002

Joint Work

Research paper (scientific journal)

Syntheses of Chiral Fluorine Analogs of Hematoporphyrin

M. Omote, A. Ando, K. Sato, I. Kumadaki

Tetrahedron57 ( 38 ) 8085 - 8094   2001

Joint Work

Research paper (scientific journal)

Synthesis of fluorinated analogs of natural porphyrins potentially useful for the diagnosis and therapy of cancer

I. Kumadaki, A. Ando, M. Omote

Journal of Fluorine Chemistry109 ( 1 ) 67 - 81   2001

Joint Work

Research paper (scientific journal)

Synthesis of α-(trifluoromethyl)pyrrolidines by cyclization of N-tosyl-α-(trifluoromethyl)homoallylamine derivatives.

I. Kumadaki, S. Jonoshita, K. Sato, M. Omote, A. Ando

Heterocycles54 ( 2 ) 589 - 592   2001

Joint Work

Research paper (scientific journal)