A practical method for using alkoxide-accelerated vinylcyclobutane ring expansions in the synthesis of six-membered rings. Unexpected orbital symmetry allowed and forbidden 1,3-sigmatropic rearrangements
COHEN, T.;BHUPATHY, M.;MATZ, J. R., J. AMER. CHEM. SOC., 1983, 105, N 3, 520-525
作者:COHEN, T.、BHUPATHY, M.、MATZ, J. R.
DOI:——
日期:——
Alkoxyvinyl thionium ions in intramolecular 4 + 3 cycloaddition reactions
作者:Michael Harmata、Vernon R. Fletcher、R. J. Claassen
DOI:10.1021/ja00026a028
日期:1991.12
A practical method for using alkoxide-accelerated vinylcyclobutane ring expansions in the synthesis of six-membered rings. Unexpected orbital symmetry allowed and forbidden 1,3-sigmatropic rearrangements