Tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,6-tetrahydropyridine-1-carboxylate → tert-butyl 4-(2-(5,5-dimethyl-2,4-dioxoimidazolidin-1-yl)-4,5-dihydrothiazolo[4,5-d]benzo[b]oxepin-8-yl)-5,6-dihydropyridine-1(2H)-carboxylate

Participants

Reaction Steps

1-(8-Bromo-4,5-dihydrothiazolo[4,5-d]benzo[b]oxepin-2-yl)-5,5-dimethylimidazolidin-2,4-dione was coupled with tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate to give tert-butyl 4-(2-(5,5-dimethyl-2,4-dioxoimidazolidin-1-yl)-4,5-dihydrothiazolo[4,5-d]benzo[b]oxepin-8-yl)-5,6-dihydropyridine-1(2H)-carboxylate. Yield 19%. MS (ESI+): 511.3

Provenance & Evidence