HRID2230480
反应详情
EQUATION
反应方程式
REACTANTS
反应物
PRODUCTS
生成物
AUXILIARIES
试剂、催化剂与溶剂
PROCEDURE
实验过程
was prepared by a similar method as 213e, (74%) as a colourless solid: mp. 172-80° C.; [α]D23 −91.5° (c 0.1, CH2Cl2); IR (KBr) 3290, 1792, 1677, 1657, 1642, 1544, 1429, 1280, 1259, 1124, 977; 1H NMR (CDCl3) δ7.80 (2H, m), 7.46 (3.5H, m), 7.00 (1H, d, J=6.7), 6.48 (0.5H, d, J=7.9), 5.55 (0.5H, d, J=5.3), 5.19 (2H, s+m), 4.93 (0.5H, m), 4.62 (1.5H, m), 4.34 (1H, m), 4.18 (0.5H, m), 3.28-2.70 (4H, m), 2.49-2.29 (2H, m), 205-1.48 (15H, m).