SEARCH Articles Figures Tables 4- derivatives Johnson-Claisen rearrangement Allylic alcohol Johnson-Claisen rearrangement Claisen rearrangement Johnson ortho-ester Claisen rearrangement Johnson variant Claisen rearrangement Johnson-Faulkner Claisen rearrangement, Johnson orthoester Claisen rearrangement, Johnson orthoester variant Claisen-Johnson-Ireland and Oxy-Cope Rearrangements Claisen-Johnson-Ireland rearrangement Johnson Johnson-Claisen Johnson-Claisen rearrange Johnson-Claisen rearrange Rearrangements, Claisen Johnson-ester variant