Diastereoselective protonation on a radical anion in the photoallylation and photoreduction of 1,1-dicyano-2-methyl-3-phenyl-1-butene by allyltrimethylsilane
New Route to Dimethylnaphthalenes Involving Cyclization of Ylidenemalonodinitriles and Ethyl Ylidenecyanoacetates; Part 1. Synthesis of 1,2-, 1,6-, and 2,7-Dimethylnaphthalenes