1-Methylethyl 2-hydroxypropanoate 3-03-00-00479 (Beilstein Handbook Reference) 617-51-6 73523-03-2 AI3-00586 BRN 1721360 EINECS 210-518-0 ISOPROPYL LACTATE Lactic acid, isopropyl ester Propanoic acid, 2-hydroxy-, 1-methylethyl ester