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The crystal structure and characteristic chemical property of 1,2-bis(3-guaiazulenylmethylium)benzene bishexafluorophosphate

✍ Scribed by Masato Sasaki; Masaru Nakamura; Gen Hannita; Hideko Takekuma; Toshie Minematsu; Masakuni Yoshihara; Shin-ichi Takekuma

Publisher
Elsevier Science
Year
2003
Tongue
French
Weight
163 KB
Volume
44
Category
Article
ISSN
0040-4039

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An efficient preparation, the structure and the properties of 1-isopropyl-4-(3-guaiazulenylmethylium)benzene hexafluorophosphate and tetrafluoroborate
✍ Shin-ichi Takekuma; Mariko Tanizawa; Masato Sasaki; Takuya Matsumoto; Hideko Tak πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 French βš– 194 KB

Reactions of guaiazulene (1) with 4-isopropylbenzaldehyde in acetic acid in the presence of hexafluorophosphoric acid (and tetrafluoroboronic acid) at 25Β°C for 2 h under aerobic conditions quantitatively give the new title monocarbocation compounds, 1-isopropyl-4-(3-guaiazulenylmethylium)benzene hex