tert-butyl 4-(3,5-difluoro-4-formylphenoxy)piperidine-1-carboxylate; CAS No.: 2247849-86-9. ChemShuttle, a trusted name in CRO chemical synthesis, supplies high-purity heterocycles like tert-butyl 4-(3,5-difluoro-4-formylphenoxy)piperidine-1-carboxylate.