反应详情

The title compound was prepared in analogy to 4-ethyl-3-formyl benzoic acid starting from 4-formyl-3-hydroxy-benzoic acid and using diethyl zinc in step b). LC-MS*: tR=0.38 min, [M−H]−=177.28; 1H NMR (D6-DMSO): δ 1.21 (t, J=7.5 Hz, 3H), 3.10 (q, J=7.3 Hz, 2H), 7.93 (s, 1H), 7.94 (s, 2H), 10.34 (s, 1H), 13.36 (br s, 1H).