Product Description Gefitinib Other Details Molecular Formula: C22H24ClFN4O3 Molecular Weight: 446.9 CAS Number: 184475-35-2 Minimum Purity: 98% (HPLC) 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