CAS Number: 133-59-5
Chemical Name: o-Toluenesulfonyl Chloride
Molecular Formula: C7H7ClO2S
Molecular Weight: 190.64

CAS Number: 98-59-9
Chemical Name: p-Toluenesulfonyl Chloride
Molecular Formula: C7H7ClO2S
Molecular Weight: 190.65

CAS Number: 127-65-1
Chemical Name: Tosylchloramide Sodium
Molecular Formula: C7H7ClNNaO2S
Molecular Weight: 227.64