(R)-alpha-((3-Methoxy-1-methyl-3-oxo-1-propenyl)amino)benzeneacetic acid, sodium salt 13291-96-8 Benzeneacetic acid, alpha-((3-methoxy-1-methyl-3-oxo-1-propenyl)amino)-, monosodium salt, (alphaR)- EINECS 236-309-4 Sodium (R)-((3-methoxy-1-methyl-3-oxoprop-1-enyl)amino)phenylacetate