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SYNTHESIS AND PROPERTIES OF AZULENE-SUBSTITUTED THIOPHENES, TERTHIOPHENES AND DITHIENOTHIOPHENES

โœ Scribed by Okujima, Tetsuo; Toda, Akiko; Miyashita, Yoko; Nonoshita, Ayumi; Yamada, Hiroko; Ono, Noboru; Uno, Hidemitsu

Book ID
118255632
Publisher
Japan Institute of Heterocyclic Chemistry
Year
2012
Tongue
English
Weight
973 KB
Volume
86
Category
Article
ISSN
0385-5414

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Azulene-substituted pyridines and pyridi
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in ethanol 1) +AzH in CH 3 NO 2 2) AcONH 4 (a) (b) 4-Azulen-1-yl substituted 2,6-dimethyl-and 2,6-diphenyl-pyridines are obtained in good yields from the reaction of corresponding 4-azulen-1-yl-pyranylium salts and ammonium acetate in ethanol or starting from 4-chloro-2,6-diphenyl-pyranylium salts

Azulene-substituted pyridines and pyridi
Azulene-substituted pyridines and pyridinium salts. Synthesis and structure. 2. Azulene-substituted pyridinium salts
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ClO 4 -N + Me(Ph) R Az Me(Ph) R 1 ClO 4 -R 1 = Me, Bu, iPr, Bn, Ph, tBu 4-Azulen-1-yl substituted 2,6-dimethyl-and 2,6-diphenyl-pyridinium salts are obtained in yields between 50 % and 100 % in the reaction of corresponding 4-azulen-1-yl-pyranylim salts and various amines. The effects of amine stru