Hisashi Kogawa

Synthesis of Isochalcogenazole Rings by Treating β-(<i>N</i>,<i>N</i>-Dimethylcarbamoylchalcogenenyl)alkenyl Ketones with Hydroxylamine-<i>O</i>-sulfonic Acid

Kazuaki Shimada, Akiko Moro‐oka, Akiko Maruyama et al. · Bulletin of the Chemical Society of Japan · 2007 · 28 citations

Natural Sciences, Chemistry, Medicinal Chemistry +8

Regioselective synthesis of polysubstituted pyridines via hetero-Diels–Alder reaction of isotellurazoles with acetylenic dienophiles

Kazuaki Shimada, Yukichi Takata, Yu Osaki et al. · Tetrahedron Letters · 2009 · 27 citations · Full text

Natural Sciences, Chemistry, Medicinal Chemistry +10

A Preparation of Alkyl or Alkenyl <i>N</i>,<i>N</i>-Dimethylchalcogenocarbamates and Their One-Step Conversion into Symmetrical Dialkyl or Dialkenyl Dichalcogenides

Kazuaki Shimada, Seiji Oikawa, Hidenori Nakamura et al. · Bulletin of the Chemical Society of Japan · 2005 · 19 citations

Natural Sciences, Chemistry, Combinatorial Chemistry +7