SEARCH Articles Figures Tables Claisen rearrangement Eschenmoser variant Claisen rearrangement Ireland variant Claisen rearrangement Johnson variant Claisen rearrangement, Johnson orthoester variant Ireland variant, of the Claisen rearrangement Rearrangements variant Rearrangements, Claisen Carrol variant Rearrangements, Claisen Johnson-ester variant Rearrangements, Claisen ortho ester variant