(R)-3-Cyclobutyl-2-{(S)-3-(3-fluoro-phenyl)-4-[4-(3-phenyl-propyl)-piperidin-1-ylmethyl]-pyrrolidin-1-yl}-propionic acid → 2-(r)(3-(s)-((4-(3-(2,6-Difluorophenyl)propyl)piperidin-1-yl)methyl)-4-(s)-(3-fluorophenyl)pyrrolidin-1-yl)-3-cyclobutylpropanoic acid

Participants

Reaction Steps

The title compound was prepared from 2-(R)-(3-(R)-formyl-4-(S)-(3-fluorophenyl)pyrrolidin-1-yl)-3-(cyclobutyl)propanoic acid, benzyl ester (from EXAMPLE 26, Step A) and 4-(3-(2,6-difluorophenyl)propyl) piperidine.HCl (from EXAMPLE 114, Step A) using procedures analogous to those described in EXAMPLE 1, Steps J and K to provide the title compound: ESI-MS 543 (M+H); HPLC (YMC ODS-A 4.6×50 mm column, gradient elution using 10:90 v/v CH3CN/H2O+0.1% TFA to 100% CH3CN +0.1% TFA over 2.0 min, hold 1 min, 5.0 mL/min, 220 nm): Retention Time: 1.34 min.

Provenance & Evidence