Product Description Tolcapone Other Details Molecular Formula: C14H11NO5 Molecular Weight: 273.24 CAS Number: 134308-13-7 Minimum Purity: 97% (HPLC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5mg Leadtime:20 Days Sizes 2: 10mg Leadtime:20 Days Sizes 3: 50mg Leadtime:20 Days