Product Description Methyl hydrogen malonate Other Details Molecular Formula: C4H6O4 Molecular Weight: 118.09 CAS Number: 16695-14-0 Minimum Purity: 0.95 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: 25g Leadtime:20 Days