反应详情

Following general procedure A-2, tert-butyl trans-4-[6-(3-chloro-5-fluoro-4-hydroxyphenyl)-3-(cyclopropanecarbonyl)quinolin-4-ylamino]cyclohexylcarbamate (20 mg, 0.036 mmol) was reacted with TFA (2 mL) to afford the desired product (14.5 mg, 32%) as a yellow solid: 1H NMR (500 MHz, CD3OD) δ 9.13 (s, 1H), 8.35 (d, J=1.8 Hz, 1H), 8.02 (dd, J=8.7, 1.9 Hz, 1H), 7.93 (d, J=8.7 Hz, 1H), 7.56-7.53 (m, 1H), 7.46 (dd, J=11.6, 2.2 Hz, 1H), 4.17-4.11 (m, 1H), 3.28-3.19 (m, 1H), 2.88-2.81 (m, 1H), 2.36 (d, J=12.8 Hz, 2H), 2.18 (d, J=12.2 Hz, 2H), 1.68 (q, J=10.6 Hz, 2H), 1.61-1.50 (m, 2H), 1.23-1.17 (m, 2H), 1.14-1.08 (m, 2H); ESI MS m/z 454 [C25H25ClFN3O2+H]+; HPLC 99.0% (AUC), tR=10.52 min.