Product Description Protopine Other Details Molecular Formula: C20H19NO5 Molecular Weight: 353.37 CAS Number: 130-86-9 Minimum Purity: 98+% UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1mg Leadtime:20 Days Sizes 2: 2mg Leadtime:20 Days Sizes 3: 5mg Leadtime:20 Days