Product Description 6-Chloropyrido[3,4-d]pyrimidin-4(3H)-one Other Details Molecular Formula: C7H4ClN3O Molecular Weight: 181.58 CAS Number: 171178-47-5 Minimum Purity: 0.97 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 100mg Leadtime:20 Days Sizes 2: 250mg Leadtime:20 Days Sizes 3: 1g Leadtime:20 Days