@article{pittir19251, volume = {49}, number = {41}, month = {October}, author = {M Ueda and MAA Walczak and P Wipf}, title = {Formal Alder-ene reaction of a bicyclo[1.1.0]butane in the synthesis of the tricyclic quaternary ammonium core of daphniglaucins}, journal = {Tetrahedron Letters}, pages = {5986 -- 5989}, year = {2008}, url = {http://d-scholarship-dev.library.pitt.edu/19251/}, abstract = {A tricyclic substructure of the tetracyclic nitrogen core of the daphniglaucins was formed by an oxidative activation of the allyl side chain of a bicyclo[1.1.0]butylmethylamine, a spontaneous intramolecular formal Alder-ene reaction, and a selective cyclization of a triol intermediate. {\copyright} 2008 Elsevier Ltd. All rights reserved.} }