[Cl:1]C(OC([N:7]1[CH2:12][CH:11]=[C:10]([C:13]2[CH:18]=[C:17]([Cl:19])[CH:16]=[CH:15][C:14]=2[NH:20][C:21]([C:23]2[CH:28]=[CH:27][N:26]=[C:25]([Cl:29])[CH:24]=2)=[O:22])[CH2:9][CH2:8]1)=O)C>CO>[ClH:1].[Cl:29][C:25]1[CH:24]=[C:23]([CH:28]=[CH:27][N:26]=1)[C:21]([NH:20][C:14]1[CH:15]=[CH:16][C:17]([Cl:19])=[CH:18][C:13]=1[C:10]1[CH2:11][CH2:12][NH:7][CH2:8][CH:9]=1)=[O:22]Crude 4-{5-chloro-2-[(2-chloro-pyridine-4-carbonyl)-amino]phenyl}-3,6-dihydro-2H-pyridine-1-carboxylic acid 1-chloro-ethyl ester (550 mg) was dissolved in methanol (25 ml) in and heated to reflux for 16 hours. Evaporation afforded the crude title product (465 mg). Retention Time HPLC 1.48 min; MS (ES+) 350, 348 (M+H+).
Wird geladen…