4-11-00-00247 (Beilstein Handbook Reference) 4-Toluenesulfonic acid, methyl ester 80-48-8 AI3-02550 BRN 0609209 Benzenesulfonic acid, 4-methyl-, methyl ester EINECS 201-283-5 HSDB 2025 METHYL P-METHYLBENZENESULFONATE Methyl 4-methylbenzenesulfonate Methyl 4-toluene sulfonate Methyl p-toluenesulfonate Methyl p-tosylate Methyl toluene sulfonate Methyl toluene-4-sulfonate Methyl toluene-4-sulphonate Methyl toluenesulfonate Methyl tosylate Methyl-p-toluenesulfonate Methylester kyseliny p-toluensulfonove [Czech] NSC 406335 o-Toluenesulfonic acid, methyl ester ortho-Toluenesulfonic acid, methyl ester p-Methylbenzenesulfonate methyl ester p-Toluenesulfonic acid, methyl ester p-Toluolsulfonsaeure methyl ester [German]