反応 #596181

反応方程式

tert-butyl 2-(5-(trifluoromethyl)pyridin-2-yl)hydrazinecarboxylate

6-chloro-2-fluoro-3-(pivalamidomethyl)benzoyl isocyanate

TFA

→

desired product

収率 14.1%

N-(4-Chloro-2-fluoro-3-(5-oxo-1-(5-(trifluoromethyl)pyridin-2-yl)-4,5-dihydro-1H-1,2,4-triazol-3-yl)benzyl)pivalamide

収率 14.1%

溶媒

DCM

反応条件

後処理

1. 1
   その他The title compound was prepared

実験手順

The title compound was prepared by following the procedure as described for Example-83 by using tert-butyl 2-(5-(trifluoromethyl)pyridin-2-yl)hydrazinecarboxylate (Intermediate-60, 0.050 g, 0.18 mmol), 6-chloro-2-fluoro-3-(pivalamidomethyl)benzoyl isocyanate (Intermediate-51, 0.120 g, 0.36 mmol), DCM (10 mL) and TFA (3 mL) to afford 0.012 g of desired product. 1H NMR (400 MHz, DMSO d6): δ 1.13 (s, 9H), 4.30 (d, J=5.6 Hz, 2H), 7.11 (br s, 1H), 7.46 (t, J=8 Hz, 1H), 7.52 (d, J=8.8 Hz, 1H), 8.14 (m, 1H), 8.28 (d, J=8.8 Hz, 1H), 8.35 (dd, J=7.2 Hz, 1H), 8.87 (s, 1H); MS (m/z): 472.24 (M+H+).

出典