反应详情

Following a procedure analogous to that for the synthesis of Intermediate 1B, ethyl 5-(2-(tetrahydro-2H-pyran-2-yloxy)ethyl)-1H-pyrazole-3-carboxylate (2.15 g, 8.01 mmol) was converted to the title compound (2.35 g, 83%). MS(ESI+) m/z 352.4 (M+H)+.