Enantiospecific Synthesis of a Chrysanthemic Acid Precursor

Article abstract of DOI:10.1021/jo00049a043

1,4 Addition of the lithium anion of allyl phenyl sulfide to 3,3-dimethylacrylonitrile and to methyl 3,3-dimethylacrylate occurred at the α position of the carbanion.The resulting adducts 5 and 6 were converted to the allylic alcohols 1 and 9 by <2,3> sig