There are several tips on how to construct benzofuran rings. The commonest strategies are dehydration of phenoxyalkanone below acidic problem,104 dehydration of o-hydroxybenzophenone under acidic issue,105 decarboxylation of o-acetylphenoxyacetic acid or ester beneath alkaline affliction,106 and cyclization of o-hydroxybenzophenone to construct benzofuran ring.107 These 4 kinds are th... https://emilionbzxu.targetblogs.com/30355639/cyclazodone-for-dummies