Author

Norio Ohyabu

Observed names: N. OHYABU, Ohyabu, Norio

Institution: Takeda (Japan)

Observed institutions: Takeda (Japan), Nagoya University

OpenAlex ID: A5042859239

First Asymmetric Total Synthesis of Tetrodotoxin

2003 · Norio Ohyabu, Toshio Nishikawa, et al. · Journal of the American Chemical Society · 200

Improved Conditions for Facile Overman Rearrangement1

1998 · Toshio Nishikawa, Masanori Asai, et al. · The Journal of Organic Chemistry · 145

Identification of Benzoxazin-3-one Derivatives as Novel, Potent, and Selective Nonsteroidal Mineralocorticoid Receptor Antagonists

2011 · Tomoaki Hasui, Nobuyuki Matsunaga, et al. · Journal of Medicinal Chemistry · 117

Synthesis of a common key intermediate for (−)-tetrodotoxin and its analogs

2001 · Toshio Nishikawa, Masanori Asai, et al. · Tetrahedron · 55

Stereocontrolled Synthesis of (−)-5,11-Dideoxytetrodotoxin

1999 · Toshio Nishikawa, Masanori Asai, et al. · Angewandte Chemie International Edition · 55

Stereocontrolled synthesis of (−)-5,11-dideoxytetrodotoxin

2001 · Masanori Asai, Toshio Nishikawa, et al. · Tetrahedron · 48

Design, synthesis, and structure–activity relationships of dihydrofuran-2-one and dihydropyrrol-2-one derivatives as novel benzoxazin-3-one-based mineralocorticoid receptor antagonists

2013 · Tomoaki Hasui, Taiichi Ohra, et al. · Bioorganic & Medicinal Chemistry · 36

Discovery of TAK-925 as a Potent, Selective, and Brain-Penetrant Orexin 2 Receptor Agonist

2022 · Tatsuhiko Fujimoto, Kentaro Rikimaru, et al. · ACS Medicinal Chemistry Letters · 34

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Discovery of 6-[5-(4-fluorophenyl)-3-methyl-pyrazol-4-yl]-benzoxazin-3-one derivatives as novel selective nonsteroidal mineralocorticoid receptor antagonists

2014 · Tomoaki Hasui, Norio Ohyabu, et al. · Bioorganic & Medicinal Chemistry · 30

New synthetic route of guanidine from trichloroacetamide for tetrodotoxin and its related compounds

1999 · Toshio Nishikawa, Norio Ohyabu, et al. · Tetrahedron · 29

Stereoselektive Synthese von (−)-5,11-Didesoxytetrodotoxin

1999 · Toshio Nishikawa, Masanori Asai, et al. · Angewandte Chemie · 16

The First Asymmetric Total Synthesis of Tetrodotoxin, a Puffer Fish Toxin

2007 · Minoru Isobe, Norio Ohyabu, et al. · Journal of Synthetic Organic Chemistry Japan · 8

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A novel stereoselective carbon-chain extension reaction at the C-6 position of 1,6-anhydropyranose

2003 · Toshio Nishikawa, Yohei Mishima, et al. · Tetrahedron Letters · 5

Discovery of Pyrazole-Based Positron Emission Tomography Agent that Maps Histone Deacetylase 6 (HDAC6) in the Nonhuman Primate Brain

2025 · Tomoteru Yamasaki, Norio Ohyabu, et al. · Journal of Medicinal Chemistry · 2

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The First Asymmetric Total Synthesis of Tetrodotoxin, a Puffer Fish Toxin

2007 · Minoru Isobe, Norio Ohyabu, et al. · ChemInform · 1

CCDC 2111149: Experimental Crystal Structure Determination

2022 · Fujimoto, Tatsuhiko, Rikimaru, Kentaro, et al. · The Cambridge Structural Database

Total Synthesis of Optically Active Tetrodotoxin

2003 · Norio Ohyabu, Toshio Nishikawa, et al. · Elsevier eBooks

ChemInform Abstract: Stereocontrolled Synthesis of (‐)‐5,11‐Dideoxytetrodotoxin.

2001 · Masanori Asai, Toshio Nishikawa, et al. · ChemInform

ChemInform Abstract: Improved Conditions for Facile Overman Rearrangement.

1998 · T. NISHIKAWA, M. ASAI, et al. · ChemInform

Works count: 19

Citation count: 781

H-index: 11

I10-index: 11