Yuichi Ichihara
Nagasaki University
2 Papers
23 Citations
Yuichi Ichihara is an academic researcher from Nagasaki University. The author has contributed to research in topics: Bicyclic molecule & Chemistry. The author has an hindex of 2, co-authored 2 publications.
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Papers
Nitoroolefins. I. A New and Convenient Access to Indolizines and Pyrazolo[1,5-a]pyridines Using 1-Nitro-2-(phenylthio)ethylene
TL;DR: In this article, reactions du sulfure du titre avec des cyanomethyl-1-, ethoxycarbonylmethyl-1-and amino-1 pyridiniums were studied.
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Polarized ethylene. V. Synthesis of 1-substituted indolizine, pyrazolo[1,5-a]pyridine, and their related compounds using methoxyethylene derivatives
TL;DR: The reaction of pyridinium or isoquinolinium N-ylides with methoxy-substituted ethylenes gave the corresponding indolizine and pyrrolo[2,1-a]isoquinoline derivatives bearing acetyl, aroyl, cyano, ester group at the 1-position in one step as mentioned in this paper.