title: Alkylidenecarbenes, alkylidenecarbenoids, and competing species: which is responsible for vinylic nucleophilic substitution, [1 + 2] cycloadditions, 1,5-CH insertions, and the Fritsch-Buttenberg-Wiechell rearrangement?
authors.affiliation: Department of Chemistry, University of Munich, Butenandtstrasse 5-13, D-81377 München, Germany. rhk@cup.uni-muenchen.de
authors.forename: Rudolf
authors.initials: R
authors.lastname: Knorr