1-Methyl-4-piperidyl phenyl(3,3,3-trifluoropropynyl)glycolate 101711-20-0 MANDELIC ACID, alpha-(3,3,3-TRIFLUORO-1-PROPYN-1-YL)-, 1-METHYL-4-PIPERIDYL ESTE Mandelic acid, alpha-(3,3,3-trifluoro-1-propyn-1-yl)-, 1-methyl-4-piperidyl ester