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Synthesis of 1- and 2-(2-quinolyl)azulenes by the friedländer reaction of acetylazulenes

✍ Scribed by Takahiro Mori; Kimiaki Imafuku; Ming-Zhu Piao; Kunihide Fujimori

Book ID
112131546
Publisher
Journal of Heterocyclic Chemistry
Year
1996
Tongue
English
Weight
514 KB
Volume
33
Category
Article
ISSN
0022-152X

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✍ Taku Shoji; Kazuyuki Okada; Shunji Ito; Kozo Toyota; Noboru Morita 📂 Article 📅 2010 🏛 Elsevier Science 🌐 French ⚖ 514 KB

Azulene derivatives reacted with N-oxide of several heterocycles in the presence of trifluoromethanesulfonic anhydride (Tf 2 O) to afford 1-(pyridyl, quinolyl, and isoquinolyl)azulenes in good yield, respectively. In the case of the reaction with the 1-azulenyl methyl sulfide (12), 1,1 0 -biazulene