(3-Carboxyallyl)trimethylammonium hydroxide, inner salt (6CI,7CI) 2-Propen-1-aminium, 3-carboxy-N,N,N-trimethyl-, hydroxide, inner salt (9CI) 927-89-9 Ammonium, (3-carboxyallyl)trimethyl-, hydroxide, inner salt Croton betaine Crotonic acid betaine Crotonobetaine Crotonsaeurebetain [German]