There are plenty of solutions to construct benzofuran rings. The most common strategies are dehydration of phenoxyalkanone underneath acidic condition,104 dehydration of o-hydroxybenzophenone underneath acidic ailment,a hundred and five decarboxylation of o-acetylphenoxyacetic acid or ester under alkaline problem,106 and cyclization of o-hydroxybenzophenone to construct benzofuran rin... https://benzo-fury13579.blogsuperapp.com/30377245/facts-about-bemethyl-revealed