Quick view View Item p-Toluenesulfonic anhydride (25g) p-Toluenesulfonic anhydride 97% CAS Number 4124-41-8 Linear Formula (CH3C6H4SO2)2O Molecular Weight 326.39 Beilstein/REAXYS Number 2223702 EC Number 223-926-9 MDL... Weight: 1.00 LBS View Item Quick view Qty in Cart: 0 Price: Subtotal: