Nobuyasu Ozaki

Transition metal-catalyzed radical cyclizations: a low-temperature process for the cyclization of N-protected N-allyltrichloroacetamides to trichlorinated .gamma.-lactams and application to the stereoselective preparation of .beta.,.gamma.-disubstituted .gamma.-lactams

Hideo Nagashima, Nobuyasu Ozaki, Masayuki Ishii et al. · The Journal of Organic Chemistry · 1993 · 135 citations

Chemical Engineering, Engineering, Donut Icon +10

Transition metal catalyzed radical cyclization: new preparative route to .gamma.-lactams from allylic alcohols via the [3.3]-sigmatropic rearrangement of allylic trichloroacetimidates and the subsequent ruthenium-catalyzed cyclization of N-allyltrichloroacetamides

Hideo Nagashima, Hidetoshi Wakamatsu, Nobuyasu Ozaki et al. · The Journal of Organic Chemistry · 1992 · 106 citations

Cross-coupling Reaction, Engineering, Altmetric Attention Score +9

Transition-metal-catalyzed radical cyclization: copper-catalyzed cyclization of allyl trichloroacetates to trichlorinated .gamma.-lactones

Hideo Nagashima, K. SEKI, Nobuyasu Ozaki et al. · The Journal of Organic Chemistry · 1990 · 81 citations

Chemical Engineering, Engineering, Altmetric Attention Score +9

Conjugate addition of organocopper reagents to n-tosylated α, β-unsaturated amides

Hideo Nagashima, Nobuyasu Ozaki, M. Washiyama et al. · Tetrahedron Letters · 1985 · 70 citations

Engineering, Organic Chemistry, Organocopper Reagents +4

Highly stereoselective radical cyclization: copper or ruthenium-catalyzed preparation of cis- and trans-.beta.,.gamma.-dialkyl .gamma.-lactams from acyclic N-allyltrichloroacetamide derivatives

Hideo Nagashima, Nobuyasu Ozaki, K. SEKI et al. · The Journal of Organic Chemistry · 1989 · 37 citations

Chemical Engineering, Novel Organocatalysts, Engineering +11