Stereochemistry of the formation of π-allylpalladium complexes from dialkylcyclohexa-1,3-dienes

Article abstract of DOI:10.1016/0022-328X(85)88120-1

1,4-Dimethyl-, 1-isopropyl-4-methyl- and 1-t-butyl-4-methylcyclohexa-1,3-diene reacted with a palladium salt to form, in each case, a single isomer of the corresponding π-allylpalladium chloride complexes, while 2-isopropyl-5-methylcyclohexa-1,3-diene gav