反应详情

Prepared from glyoxylic acid (5.35 g, 7.0 mmol), 2-nonanone (14.2 g, 1.0 mol) and orthophosphoric acid (20 ml). νmax 2925, 2850, 1700, 1450, 1410, 1350, 1220, 1120, 870, 770, 720 cm−1. 1H n.m.r. δ (CDCl3) 0.87, t J 7.2 Hz, 3H, CH3; 1.29, m, 8H, CH2; 2.39, s, 3H, CH3; 2.77, t J 6.8 Hz, 2H, CH2; 6.50, s, CH.