133-59-5 2-Methylbenzenesulfonyl chloride Benzenesulfonyl chloride, 2-methyl- EINECS 205-113-0 HSDB 5618 NSC 9354 O-TOLYLSULFONYL CHLORIDE Toluene-2-sulphonyl chloride o-Toluenesulfonyl chloride (8CI) ortho-Toluenesulfochloride ortho-Toluenesulfonchloride ortho-Toluenesulfonyl chloride