Unusual rearrangement of tricyclo[6.3.0.
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Masaki Ue; Hiroshi Tsukahara; Kazuya Kobiro; Kiyomi Kakiuchi; Yoshito Tobe; Yosh
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Article
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1987
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Elsevier Science
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French
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cis, truns-Tricyclo[ 6.3.0.0 124 ] undecan-B-one (3 rearranged under acidic conditions through unusual pathways to give cis,cis-tricyclo[ 6.3.0.01,5]undecan-I-one (3. The application to the c-methylene derivative of 2 afforded the angularly fused triquinane having an a-methylenecyclopentanone unit.