反应详情

The title compound was prepared by the method of Example 6 using (R)-(+)-2-hydroxy-2-methyl-3,3,3-trifluoropropanoic acid (Method 3) and 2-chloro-3-nitroaniline (Tetrahedron, 1999, 56 (2), 165-173) except that 2,6-diphenylpyridine was used instead of 2,6-di-t-butylpyridine. NMR (CDCl3) 1.77 (s, 3H), 3.58 (s, 1H), 7.44 (t, 1H), 7.63 (d, 1H), 8.66 (d, 1H), 9.27 (s, 1H); m/z 311.