Photoresist Chemicals 1936599-97-1 tert-butyl 3,3-difluoro-4-hydroxy-5-(hydroxymethyl)piperidine-1-carboxylate Cas：1936599-97-1 Molecular Formula： tert-butyl 3,3-difluoro-4-hydroxy-5-(hydroxymethyl)piperidine-1-carboxylate