反应详情

Prepared in a manner similar to ethyl 2-(6-chloro-7-fluoro-1-hydroxy-3-methylnaphthalen-2-yl)-2-hydroxyacetate of Example 99 except using 1-(4-chlorophenyl)propan-2-one. 1H-NMR: (400 MHz, CDCl3): δ 8.42 (s, broad, 1H), 8.18 (d, J=2.0 Hz, 1H), 7.59 (d, J=8.6 Hz, 1H), 7.38 (dd, J=8.6, 2.0 Hz, 1H), 7.18 (s, 1H), 5.68 (s, 1H), 4.33-4.10 (m, 2H), 2.53 (s, 3H), 1.20 (t, J=7.0 Hz, 3H).