1-(Carboxylatomethyl)-4,5-dihydro-3-(2-hydroxyethyl)-2-undecyl-1H-imidazolium, monosodium salt 1H-Imidazolium, 1-(carboxymethyl)-4,5-dihydro-3-(2-hydroxyethyl)-2-undecyl-, monosodium salt 2-Imidazolinium, 1-hydroxyethyl-2-undecyl-3-carboxymethyl-, sodium salt 68298-21-5 EINECS 269-547-2