HRID1020391

反应详情

EQUATION

反应方程式

HRID 1020391 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

2

PROCEDURE

实验过程

RF=0.15 (DCM/MeOH 3/1); [α]D20=−57.471 (c 0.5, MeOH); IR (KBr) ν 3419, 2929, 1691, 1595, 1552, 1384, 1240, 1214, 1045, 869 cm−1; 1H NMR (300 MHz, MeOD) δ 8.00 (d, 1H, J=7.5 Hz), 6.97 (d, 1H, J=3.9 Hz), 5.01 (d, 1H, J=5.4 Hz), 4.44 (t, 1H, J=3.9 Hz), 4.42-4.31 (m, 2H), 2.01 (s, 3H), 1.39 (s, 1H) ppm; 13C NMR (75 MHz, MeOD) δ 172.7, 109.1, 73.8, 70.5, 64.0, 51.8, 26.6, 24.7, 21.2 ppm; MS (FAB+) m/z %: 294 (M+H) (8), 272 (M−Na++2H+) (100), 214 (85), 176 (17), 126 (12), 84 (7), 60 (10), 43 (26); HRMS Calc'd for C12H18NO6: 272.11341 found: 272.11381.