Product Description Purvalanol B Other Details Molecular Formula: C20H25ClN6O3 Molecular Weight: 432.9 CAS Number: 212844-54-7 Minimum Purity: 0.98 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1mg Leadtime:20 Days Sizes 2: 5mg Leadtime:20 Days Sizes 3: 10mg Leadtime:20 Days