Papers - Sugai, Takeshi
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Examination of spacer introduction effects on stereochemical recognition of remote sterically hindered chiral center in lipase-catalyzed acylation
R. Kobayashi, H. Huang, M. Hamada, T. Higashi, M. Shoji and T. Sugai
J. Mol. Catal. B: Enz. 81 52-57 2012.04
Research paper (scientific journal), Joint Work, Accepted
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Chemoenzymatic synthesis of (2R,3R,4R)-dehydroxymethylepoxyquinomicin (DHMEQ), a new activator of antioxidant transcription factor Nrf2
Y. Niitsu, M. Hakamata, Y. Goto, T. Higashi, M. Shoji, T. Sugai and K Umezawa
Org. Biomol. Chem. 9 4635-4641 2011.04
Research paper (scientific journal), Joint Work, Accepted
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Chemo-enzymatic Synthesis of Both Enantiomers of 2-tert-Butyl-2-methyl-1,3-benzodioxole-4-carboxylic (TBMB) Acid
T. Higashi, C. Abe, K. Ninomiya, T. Machida, N. Chishima, S. Taketomi, M. Furuta, Y. Komaki, Y. Senba, T. Tokuda, M. Shoji and T. Sugai
Adv. Synth. Catal. 352 2549-2558 2010.12
Research paper (scientific journal), Joint Work, Accepted
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Lipase-catalyzed enantio- and regioselective transformation of 3-epi-shikimic acid derivatives as the key step for the entry of polyoxygenated carbacycles
M. Hamada, T. Higashi, M. Shoji, K. Umezawa, T. Sugai
J. Mol. Catal. B: Enz. 67 78-84 2010.09
Research paper (scientific journal), Joint Work, Accepted
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The scope and limitation on the regio- and enantioselective hydrolysis of aliphatic epoxides by Bacillus subtilis epoxide hydrolase, and exploration towards chirally differentiated tris(hydroxymethyl)methanol
K. Shimizu, M. Sakamoto, M. Hamada, T. Higashi, T. Sugai, M. Shoji
Tetrahedron: Asymmetry 21 2043-2049 2010.07
Research paper (scientific journal), Joint Work, Accepted
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Chemoenzymatic synthesis of (2S,3S,4S)-form, the physiologically active stereoisomer of dehydroxymethylepoxyquinomycin (DHMEQ), a potent inhibitor on NF-κB
M. Hamada, Y. Niitsu, C. Hiraoka, I. Kozawa, T. Higashi, M. Shoji, K. Umezawa, T. Sugai
Tetrahedron 66 7083-7087 2010.07
Research paper (scientific journal), Joint Work, Accepted
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New chemo-enzymatic route toward N-acetylneuraminic acid derivatives with alkyl groups at C-7 hydroxyl group
J. Calveras, Y. Nagai, I. Sultana, Y. Ueda, T. Higashi, M. Shoji, T. Sugai
Tetrahedron 66 4284-4291 2010.04
Research paper (scientific journal), Joint Work, Accepted
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Elaboration on the access to (S)-4-(4-methylbenzyl)oxy-3-hydroxybutanenitrile, a key intermediate for statins, by combining the kinetic resolution of racemate and the recycle of undesired enantiomer
M. Sakamoto, M. Hamada, T. Higashi, M. Shoji, T. Sugai
J. Mol. Catal. B: Enz. 64 96-100 2010.02
Research paper (scientific journal), Joint Work, Accepted
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Enzyme-catalyzed enantiomeric resolution of 3,8-dioxatricyclo[3.2.1.02,4]octane-6-carboxylic esters and the application to the synthesis of 3-epishikimic acid
M. Hamada, Y. Inami, Y. Nagai, T. Higashi, M. Shoji, S. Ogawa, K. Umezawa, T. Sugai
Tetrahedron: Asymmetry 20 2105-2111 2009.08
Research paper (scientific journal), Joint Work, Accepted
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A Short-step Chemo-enzymatic Synthesis of a Precursor for L-Nucleosides from D-Lyxose
K. Kitsuda, J. Calveras, Y. Nagai, T. Higashi, T. Sugai
J. Mol. Catal. B: Enz. 59 197-200 2009.02
Research paper (scientific journal), Joint Work, Accepted
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Chemoenzymatic Approach to Enantiomerically Pure (R)-3-Hydroxy-3-methyl-4-pentenoic Acid Ester and Its Application to Formal Total Synthesis of Taurospongin A
A. Fujino, T. Sugai
Adv. Synth. Catal. 358 1712-1716 2008.09
Research paper (scientific journal), Joint Work, Accepted
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Regio- and chemoselective manipulation under mild conditions on glucosamine derivatives for oligosaccharide synthesis and its application towards N-acetyl-D-lactosamine and Lewis X trisaccharide
Y. Nagai, N. Ito, I. Sultana, H. T. Sugai
Tetrahedron 64 9599-9606 2008.08
Research paper (scientific journal), Joint Work, Accepted
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First total synthesis of modiolide A, based on the whole-cell yeast-catalyzed asymmetric reduction of a propargyl ketone
M. Matsuda, T. Yamazaki, K. Fuhshuku, T. Sugai
Tetrahedron 63 8752-8760 2007.07
Research paper (scientific journal), Joint Work, Accepted
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Bacillus subtilis epoxide hydrolase-catalyzed preparation of enantiopure 2-methylpropane-1,2,3-triol monobenzyl ether and its application to expeditious synthesis of (R)-bicalutamide
A. Fujino, M. Asano, H. Yamaguchi, N. Shirasaka, A. Sakoda, M. Ikunaka, R. Obata, S. Nishiyama, T. Sugai
Tetrahedron Lett. 48 979-983 2007.03
Research paper (scientific journal), Joint Work, Accepted
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Screening, substrate specificity and stereoselectivity of yeast strains, which reduce sterically hindered isopropyl ketones
C. Hiraoka, M. Matsuda, Y. Suzuki, S. Fujieda, M. Tomita, K. Fuhshuku, R. Obata, S. Nishiyama, T. Sugai
Tetrahedron: Asymmetry 17 3357-3368 2006.12
Research paper (scientific journal), Joint Work, Accepted
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An Expeditious Chemo-enzymatic Synthesis of Dihydronorcapsaisin β-D-Glucopyranoside
I. Sultana, M. Shimamoto, R. Obata, S. Nishiyama, T. Sugai
Science and Technology of Advanced Materials 7 197-201 2006.03
Research paper (conference, symposium, etc.), Joint Work, Accepted
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Synthesis and Biological Assessment of Hemiacetal Spiro Derivatives towards Development of Efficient Chemotherapeutic Agent
T. Ogamino, S Ohnishi, Y. Ishikawa, T. Sugai, R. Obata, S. Nishiyama
Science and Technology of Advanced Materials 7 175-183 2006.03
Research paper (conference, symposium, etc.), Joint Work, Accepted
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An Efficient Route to (S)-Azetidine-2-carboxylic Acid
Y. Futamura, M. Kurokawa, R. Obata, S. Nishiyama, T. Sugai
Biosci. Biotechnol. Biochem. 69 1892-1987 2005.12
Research paper (conference, symposium, etc.), Joint Work, Accepted
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Chemoenzymatic Route to Both Enantiomers of a 1-isopropyl-3a-methylocatahydroinden-4-one Derivative: a Synthetic Intermediate for Sesqui- and Diterpenoids
S. Fujieda, M. Tomita, K. Fuhshuku, S. Ohba, S. Nishiyama, T. Sugai
Adv. Synth. Catal. 347 1099-1109 2005.06
Research paper (conference, symposium, etc.), Joint Work, Accepted
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Chemo-enzymatic Short-step Total Synthesis of Symbioramide
T. Takanami, H. Tokoro, D. Kato, S. Nishiyama, T. Sugai
Tetrahedron Lett. 46 3291-3295 2005.05
Research paper (conference, symposium, etc.), Joint Work, Accepted