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Synthesis of tribenzotricyclo[5.3.0.04,8]deca-2,5,7,9-tetraene: A new strained olefin with high unsaturation

✍ Scribed by Keiji Okada; Hideki Kawai; Katsura Okubo; Takashi Uesugi; Masaji Oda

Publisher
Elsevier Science
Year
1988
Tongue
French
Weight
127 KB
Volume
29
Category
Article
ISSN
0040-4039

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## Abstract In view of the significance of steric compression in the base‐catalyzed intramolecular cyclization of polycyclic olefinic alcohols, the standard enthalpies of formation of __anti__^9,10^‐10 __endo__‐hydroxytricyclo [4.2.1.1^2,5^]deca‐3,7‐dien‐9‐one **(1)** and 9‐oxatetracyclo [5.4.0.0^3