Ethyl E-N-BOC-Piperidin-4-ylacrylate

N-Boc-(2-Ethoxycarbonyl-vinyl)-piperidine)

N-BOC-4-(2-ETHOXYCARBONYL-VINYL)-PIPERIDINE

(E)-tert-butyl 4-(3-ethoxy-3-oxoprop-1-en-1-yl)piperidine-1-carboxylate