Eikoh Ito

Ring transformation of 1,3,4-oxadiazole to s-triazole-fused heterocycles. New synthetic route for thiazolo[2,3-c]-s-triazole and 7H-s-triazolo[3,4-b][1,3,4]thiadiazine

Tadashi Sasaki, Eikoh Ito, Ikuo Shimizu · The Journal of Organic Chemistry · 1982 · 36 citations

Heterocyclic, Donut Icon, Altmetric Attention Score +9

Synthesis of bridgeheaded nitrogen systems. <i>s</i>‐triazolo[4,3‐<i>b</i>]‐<i>as</i>‐triazine, <i>s</i>‐triazolo[4,3‐<i>d</i>]‐<i>as</i>‐triazine and <i>s</i>‐triazolo[3,4‐<i>b</i>]‐1,3,4‐Thiadiazole ring systems

Tadashi Sasaki, Eikoh Ito · Journal of Heterocyclic Chemistry · 1981 · 22 citations · Full text

Diversity Oriented Synthesis, Heterocyclic, Amino‐ S ‐Triazolethiols +9

Ring Transformations if Oxazoles and Their Benzo Analogues. New Synthetic Route for 2H-Amidazo[2,1-b][1,3,4]thiadiazine and N-Heteroaryl-o-aminophenol

Tadashi Sasaki, Eikoh Ito, Ikuo Shimizu · Heterocycles · 1982 · 18 citations · Full text

Benzo Analogues, Hydrazine Hydrate, Heterocyclic +11

Synthesis of cyclopentano[c]-s -triazoles by the intramolecular ring transformation of 1,3,4-oxadiazoles

Tadashi Sasaki, Masatomi Ohno, Eikoh Ito et al. · Tetrahedron · 1984 · 12 citations

Heterocyclic, Natural Sciences, Diversity-oriented Synthesis +6

Synthesis of fused s-triazoles from 2-methanesulfonyl-5-phenyl-1,3,4-oxadiazole and binucleophilic reagents by means of intramolecular ring transformation.

Tadashi Sasaki, Masatomi Ohno, Eikoh Ito · Chemical and Pharmaceutical Bulletin · 1984 · 10 citations · Full text

Enantioselective Synthesis, Heterocyclic, Natural Sciences +9