Product Description Erlotinib HCl (OSI-744) Other Details Molecular Formula: C22H24ClN3O4 Molecular Weight: 429.9 CAS Number: 183319-69-9 Minimum Purity: >99% (HPLC), powder UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 25mg Leadtime:20 Days Sizes 2: 100mg Leadtime:20 Days Sizes 3: 1g Leadtime:20 Days