Product Description 4-Cyanobenzenesulfonyl chloride Other Details Molecular Formula: C7H4ClNO2S Molecular Weight: 201.63 CAS Number: 49584-26-1 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:20 Days Sizes 2: 5g Leadtime:20 Days Sizes 3: 10g Leadtime:20 Days