Synonyms: 1H-Imidazole-1-propanoic acid, 3-(2-(2-carboxyethoxy)ethyl)-2-heptyl-2,3-dihydro-, sodium salt (1:2);Disodium 1-carboxyethoxyethyl-3-carboxyethyl-2-heptylimidazoline;Disodium 3-(2-(2-carboxyethoxy)ethyl)-2-heptyl-4-imidazoline-1-propanoic acid;1H-Imidazole-1-propanoic acid, 3-(2-(2-carboxyethoxy)ethyl)-2-heptyl-2,3-dihydro-, disodium salt;Disodium 3-(2-(2-carboxylatoethoxy)ethyl)-2-heptyl-2,3-dihydro-1H-imidazole-1-propionate;disodium 2-{3-[2-(2-carboxylatoethoxy)ethyl]-2-heptyl-2,3-dihydro-1H-imidazol-1-yl}propanoate