2-Fluoroethylbetaine hydrochloride 63982-00-3 AMMONIUM, ((2-FLUOROETHOXYCARBONYL)METHYL)TRIMETHYL-, CHLORIDE Ammonium, trimethyl(carbo-fluoroethoxymethyl)-, chloride Betaine, 2-fluoroethyl-, hydrochloride Carbo-fluoroethoxymethyl trimethyl ammonium chloride