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ChemInform Abstract: Preparation of New Nitrogen-Bridged Heterocycles. Part 72. A New Approach to 1-Acyl-3-(substituted methylthio)thieno[3′,4′:4,5]imidazo[1,5-a]pyridine Derivatives.

✍ Scribed by Akikazu Kakehi; Hiroyuki Suga; Yukihisa Okumura; Kennosuke Itoh; Kouji Kobayashi; Yoshihiro Aikawa; Kotaro Misawa

Publisher
John Wiley and Sons
Year
2011
Weight
39 KB
Volume
42
Category
Article
ISSN
0931-7597

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✦ Synopsis

Abstract

The alkylation of thiolates (IV) followed by base‐mediated cyclization gives rise to desired thienoimidazopyridines such as (VI) and (VII) (87 examples).

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ChemInform Abstract: Preparation of New Nitrogen-Bridged Heterocycles. Part 66. A New Approach to Imidazo[1,2-a]pyridine Derivatives and Their Application to the Syntheses of Novel 2H-Pyrano[2′,3′:4,5]imidazo[1,2-a]pyridin-2-one Derivatives.
✍ Takashi Abe; Yukihisa Okumura; Hiroyuki Suga; Akikazu Kakehi 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 45 KB 👁 2 views

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