Product Description 3,4,5-Trimethoxycinnamic acid Other Details Molecular Formula: C12H14O5 Molecular Weight: 238.24 CAS Number: 90-50-6 Minimum Purity: 98% (HPLC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5g Leadtime:20 Days Sizes 2: 25g Leadtime:20 Days Sizes 3: 100g Leadtime:20 Days