82745-20-8 sodium (2E)-4-methoxy-4-oxobut-2-enoate sodium (2E)-4-methoxy-4-oxobut-2-enoate Catalog No.: 2198277 Name: sodium (2E)-4-methoxy-4-oxobut-2-enoate CAS: 82745-20-8 Formula: C5H5NaO4 Inquire about this product →