Tetrahedron Letters p. 6927 - 6930 (1988)
Update date:2022-08-02
Topics:
Nagumo, Shinji
Suemune, Hiroshi
Sakai, Kiyoshi
Under acetalization conditions (BF3/ethylene glycol), bicyclo(m.n.O)alkanones with the carbonyl function at 3' or 4'-position of the C1-side chain undergo the ring cleavage to build up the spirocyclic skeletons.
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Doi:10.1021/jacs.7b01650
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(1969)
