Sulfuric acid. To prepare 3,4-dialkyl-2 (5 H)-furanones by carbonylation of α,β-un...

Sulfuric acid.  To prepare 3,4-dialkyl-2 (5 H)-furanones by carbonylation of α,β-un...Sulfuric acid.  To prepare 3,4-dialkyl-2 (5 H)-furanones by carbonylation of α,β-un...