A. Davila et al., 3-ALDER RETRO-DIELS-ALDER SEQUENCE - TANDEM CYCLOPENTADIENYL ANNULATION OF A 1,5-CYCLOOCTADIYNE SYNTHETIC EQUIVALENT(2 CYCLOADDITION VIA A DIELS), Tetrahedron letters, 37(15), 1996, pp. 2515-2520
A novel method of synthesizing a 1,2-bis(ethano) bridged bis(cyclopent
adienyl) compound, .3.0(1,11).0(4,8)]tetradeca-1(14),4,7.11-tetraene,
5, via a tandem Diels-Alder/retro-Diels-Alder sequence using a 1,5-cyc
looctadiyne synthetic equivalent and 6,6-dimethylfulvene is reported.
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