(2-Hydroxyethyl)trimethylammonium bromide benzilate 1553-33-9 2512 M.G. 55019-64-2 AMMONIUM, (2-HYDROXYETHYL)TRIMETHYL-, BROMIDE, BENZILATE Benzilsaeure-trimethyl-ammonium-aethylester-bromide [German] Ethanaminium, 2-((hydroxydiphenylacetyl)oxy)-N,N,N-trimethyl-, bromide (9CI)