.beta.-Alanine, N-dodecyl- 1462-54-0 3-(Dodecylamino)propionic acid 3-(N-Dodecylamino)propionic acid Dodecyl(2-carboxyethyl)amine Dodecyl(carboxyethyl)amine N-Dodecyl-.beta.-alanine N-Dodecyl-.beta.-aminopropionic acid N-Lauryl-.beta.-alanine N-Lauryl-.beta.-aminopropionic acid NSC139974