Synthesis of multisubstituted furans, pyrroles, and thiophenes via ynolates
M Shindo, Y Yoshimura, M Hayashi, H Soejima…
Index: Shindo, Mitsuru; Yoshimura, Yutaka; Hayashi, Maiko; Soejima, Hiroe; Yoshikawa, Takashi; Matsumoto, Kenji; Shishido, Kozo Organic Letters, 2007 , vol. 9, # 10 p. 1963 - 1966
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Citation Number: 62
Abstract
An efficient synthetic method for the preparation of multisubstituted furans, thiophenes, and pyrroles using ynolates was developed. This novel formal [4+ 1] annulation by C2-C3 and C3-C4 bond formations includes cycloaddition, cyclization, decarboxylation, and dehydration as key steps.
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