tert-butyl 2-(((tert-butyldiphenylsilyl)oxy)methyl)-4-formylpiperidine-1-carboxylate; CAS No.: 1630906-46-5; Tert-butyl 2-(((tert-butyldiphenylsilyl)oxy)methyl)-4-formylpiperidine-1-carboxylate, a doubly protected piperidine, serves as a key intermediate for multi-step syntheses. As a worldwide chemical supplier, the company provides orthogonally protected intermediates for automated oligomer synthesis or combinatorial chemistry.