715-11-7

sec-Butyl-p-toluenesulfonate sec-Butyl 4-methylbenzenesulfonate butan-2-yl 4-methylbenzenesulfonate P-TOLUENESULFONIC ACID SEC-BUTYL ESTER Isobutyl p-benzenesulfonate (topirastat) Benzenesulfonic acid, 4-Methyl-, 1-Methylpropyl ester Sec-Butyl 4-Methylbenzenesulfonate (>80%, with an impurity of pTSA)