SEARCH Articles Figures Tables 4-Toluene sulphonic esters, synthesis Methyl toluene-/>-sulphonate P-toluene sulphonic acid Para-toluene sulphonic acid Pyridinium toluene-p-sulphonate Sodium toluene-p-sulphonate Toluene carrier sulphones Toluene sulphon amide Toluene sulphon chloride Toluene sulphonic acid Toluene-p-sulphonates Toluene-w-sulphonate anion Toluene: acylation sulphonation