2-Bromo-3-methoxypyridine → tert-Butyl 3-[1-(3-methoxypropyl)-2-oxo-1,2,3,4-tetrahydroquinolin-7-ylmethoxy]-4-{4-[4-(3-methoxypyridin-2-ylamino)butoxy]phenyl}piperidine-1-carboxylate

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Analogously to Example 125a, 0.200 g of tert-butyl 4-[4-(4-aminobutoxy)phenyl]-3-[1-(3-methoxypropyl)-2-oxo-1,2,3,4-tetrahydroquinolin-7-ylmethoxy]piperidine-1-carboxylate (Example 125b) and 0.076 g of 2-bromo-3-methoxypyridine are reacted. The title compound is obtained as a colourless oil. Rf=0.34 (3:1:0.04 EtOAc-heptane-triethylamine); Rt=4.65.

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