Katsuya Uchiyama

Transformation of Oximes of Phenethyl Ketone Derivatives to Quinolines and Azaspirotrienones Catalyzed by Tetrabutylammonium Perrhenate and Trifluoromethanesulfonic Acid

Hiroyuki Kusama, Yüko Yamashita, Katsuya Uchiyama et al. · Bulletin of the Chemical Society of Japan · 1997 · 48 citations

Acid Treatment, Engineering, Heterocyclic +15

Synthesis of dihydropyrroles by the intramolecular addition of alkylideneaminyl radicals generated from O-2,4-dinitrophenyloximes of γ,δ-unsaturated ketones

Katsuya Uchiyama, Yujiro Hayashi, Koichi Narasaka · Tetrahedron · 1999 · 48 citations

Alkylideneaminyl Radicals, Organic Chemistry, Intramolecular Addition +7

Regioselective Synthesis of Quinolin-8-ols and 1,2,3,4-Tetrahydroquinolin-8-ols by the Cyclization of 2-(3-Hydroxyphenyl)ethyl Ketone <i>O</i>-2,4-Dinitrophenyloximes

Katsuya Uchiyama, Ayako Ono, Yujiro Hayashi et al. · Bulletin of the Chemical Society of Japan · 1998 · 45 citations

Discovery of 3H-imidazo[4,5-c]quinolin-4(5H)-ones as potent and selective dipeptidyl peptidase IV (DPP-4) inhibitors

Yohei Ikuma, Hitoshi Hochigai, Hidenori Kimura et al. · Bioorganic & Medicinal Chemistry · 2012 · 39 citations · Full text

Medicinal Chemistry, Biochemistry, Antiparasitic Agent +8

Synthesis of Dihydropyrroles and Tetrahydropyridines by the Intramolecular Cyclization of O-Methylsulfonyloximes Having an Active Methine Group

Katsuya Uchiyama, Masayuki Yoshida, Yujiro Hayashi et al. · Chemistry Letters · 1998 · 39 citations

Diversity Oriented Synthesis, Engineering, Heterocyclic +13