[OH:1][C:2]1[CH:3]=[C:4]([C:8](=O)[CH3:9])[CH:5]=[CH:6][CH:7]=1.Cl.[N+:12]([C:15]1[CH:23]=[CH:22][C:18]([CH2:19][O:20][NH2:21])=[CH:17][CH:16]=1)([O-:14])=[O:13]>>[N+:12]([C:15]1[CH:16]=[CH:17][C:18]([CH2:19][O:20]/[N:21]=[C:8](/[C:4]2[CH:5]=[CH:6][CH:7]=[C:2]([OH:1])[CH:3]=2)\[CH3:9])=[CH:22][CH:23]=1)([O-:14])=[O:13]3′-Hydroxyacetophenone (24) (150 mg, 1.10 mmol) was condensed with compound 19 (248 mg, 1.21 mmol) according to the general procedure II-A defined above. After being heated for 3 h the reaction mixture was cooled and the solvent removed under reduced pressure. The resulting solid was filtered off and washed with cold isopropanol (3.0 mL) to afford the title compound CP30260 (257 mg, 82%) as a white solid, m.p. 123.6-125.3° C.
Wird geladen…