1: peroxybenzoic acid; chloroform 2: benzene; diethyl ether 3: aqueous methanol.H2SO4 4: CrO3; pyridine 5: aqueous HCl 6: acetic acid; toluene-4-sulfonic acid 7: tetrachloro-<1,4>benzoquinone View Scheme

1: peroxybenzoic acid; chloroform 2: benzene; diethyl ether 3: aqueous methanol.H2SO4 4: CrO3; pyridine 5: aqueous HCl 6: acetic acid; toluene-4-sulfonic acid View Scheme

1: peroxybenzoic acid; chloroform 2: benzene; diethyl ether 3: aqueous methanol.H2SO4 4: CrO3; pyridine 5: aqueous HCl View Scheme