3516-77-6Relevant articles and documents
Preparation, structures, and properties of new monocarbenium ion compounds stabilized by a 3-Guaiazulenyl group and an azobenzene unit: Comparative studies on three delocalized π-electron system
Takekuma, Shin-Ichi,Fukuda, Kenji,Kawase, Yasuko,Minematsu, Toshie,Takekuma, Hideko
experimental part, p. 879 - 890 (2009/12/25)
Reaction of guaiazulene (=7-isopropyl-1,4-dimethylazulene) with 4-hydroxyazobenzene-4-carbaldehyde in methanol in the presence of hexafluorophosphoric acid at 25°C for 2 h gives as high as 94% yield of a new monocarbenium ion compound (3-guaiazulenyl)[4-(