Ethyl 3-(4-hydroxy-2,3-dimethylphenyl)propanoate → 3-(4-[[3-(3-Fluoro-4-methylphenyl)-5-(trifluoromethyl)-1,2-thiazol-4-yl]methoxy]-2,3-dimethylphenyl)propanoic acid
반응식
CS([O:5][CH2:6][C:7]1[C:8]([C:16]2[CH:21]=[CH:20][C:19]([CH3:22])=[C:18]([F:23])[CH:17]=2)=[N:9][S:10][C:11]=1[C:12]([F:15])([F:14])[F:13])(=O)=O.O[C:25]1[CH:30]=[CH:29][C:28]([CH2:31][CH2:32][C:33]([O:35]CC)=[O:34])=[C:27]([CH3:38])[C:26]=1[CH3:39]>>[F:23][C:18]1[CH:17]=[C:16]([C:8]2[C:7]([CH2:6][O:5][C:25]3[CH:30]=[CH:29][C:28]([CH2:31][CH2:32][C:33]([OH:35])=[O:34])=[C:27]([CH3:38])[C:26]=3[CH3:39])=[C:11]([C:12]([F:15])([F:14])[F:13])[S:10][N:9]=2)[CH:21]=[CH:20][C:19]=1[CH3:22]참가 물질
3
실험 절차
The title compound was prepared according to the procedure described in Example 1 starting following Step 5 and 6 coupling (3-(3-fluoro-4-methylphenyl)-5-(trifluoromethyl)isothiazol-4-yl)methyl methanesulfonate and ethyl 3-(4-hydroxy-2,3-dimethylphenyl)propanoate followed by hydrolysis to afford the desired product as an off-white solid. 1H NMR (300 MHz, CD3OD) δ 7.29-7.42 (m, 3H), 6.98 (d, J=8.4 Hz, 1H), 6.72 (d, J=8.4 Hz, 1H), 5.09 (s, 2H), 2.92 (t, J=7.5 Hz, 2H), 2.52 (t, J=7.5 Hz, 2H), 2.32 (s, 3H), 2.24 (s, 3H), 2.03 (s, 3H). Mass spectrum (ESI, m/z): Calcd. for C23H21F4NO3S, 466.1 (M−H). found 466.1.