Product Description 4-Ethylphenylboronic acid Other Details Molecular Formula: C8H11BO2 Molecular Weight: 149.98 CAS Number: 63139-21-9 Minimum Purity: 0.98 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