2-Nitro-N-[(prop-2-en-1-yl)oxy]benzene-1-sulfonamide → (2S,5R)-tert-butyl 5-(N-(allyloxy)-2-nitrophenylsulfonamido)-2-((tert-butyldimethylsilyloxy)methyl)-4-cyclopropyl-5,6-dihydropyridine-1(2H)-carboxylate

Participants

Reaction Steps

The title compound was prepared from (2S,5S)-tert-butyl 2-((tert-butyldimethylsilyloxy)methyl)-4-cyclopropyl-5-hydroxy-5,6-dihydropyridine-1(2H)-carboxylate (Intermediate 264, 3 g, 7.82 mmol) and N-(allyloxy)-2-nitrobenzenesulfonamide (Intermediate 9, 2.020 g, 7.82 mmol) following the procedure described for Intermediate 10. The desired product was obtained as a yellow oil (3.62 g, 74%).

Provenance & Evidence