635299-38-6Relevant academic research and scientific papers
Silica gel catalyzed conversion of dialkyl 2-(2-hydroxy-1-naphthyl)-3-(1,1,1-triphenyl-λ5-phosphanylidene) succinates to alkyl 3-oxo-3H-benzo[f]chromene-1-carboxylates in solvent-free conditions
Ramazani, Ali,Souldozi, Ali
, p. 1329 - 1332 (2003)
Protonation of the highly reactive 1:1 intermediates produced in the reaction between triphenylphosphine and dialkyl acetylenedicarboxylates by 2-hydroxynaphthalene leads to vinyltriphenylphosphonium salts, which undergo aromatic electrophilic substitutio
