Stereochemistry of benzodihydrofuran-2-carboxylic acid ester photorearrangement

Stereoselectivite de la phototransposition du dihydro-2,3 methoxycarbonyl-2 spiro[benzofuranne-3:1'-cyclohexane] en un compose phenole, α-[hydroxy-2 phenyl] cyclohexene-1 acetate de methyle. Mecanisme de transfert d'atome H intramoleculaire