反应详情

The subtitled compound (138 mg) was prepared from 3-(3-(1-ethyl-1H-pyrazol-4-yl)phenethoxy)propanoic acid [Example 23 Step ii)] and N-(2,2-dimethoxyethyl)cyclopentanamine [Preparation 9] using a similar method to that described in Example 18, Step iii), extending the reaction time to 1 h. MS [M+H-MeOH]+=412 (MultiMode+) 1H NMR (400 MHz, CD3OD) δ 7.97 (s, 1H), 7.79 (s, 1H), 7.40 (s, 1H), 7.35 (d, J=7.5 Hz, 1H), 7.23 (t, J=7.5 Hz, 1H), 7.05 (d, J=7.7 Hz, 1H), 4.56 and 4.37 (2×t, J=5.1 Hz, 1H), 4.26-4.16 (m, 1H), 4.19 (q, J=7.4 Hz, 2H), 3.75-3.64 (m, 4H), 3.35 and 3.22 (2×d, J=4.9 Hz, 2H), 3.34 (s, 3H), 3.32 (s, 3H), 2.84 (t, J=6.8 Hz, 2H), 2.65 (t, J=6.3 Hz, 2H), 1.82-1.44 (m, 8H), 1.47 (t, J=7.3 Hz, 3H); a ˜1:1 mixture of rotamers is observed.

1. customto 1 h
2. additiona ˜1:1 mixture of rotamers