反应详情

The title compound was prepared from compound WWA in a manner analogous to compound 1C. 400 MHz 1H NMR (DMSO-d6) δ 7.07 (s, 1H), 6.50 (s, 1H), 4.56 (s, 2H), 3.76 (s, 3H), (s, 1H), 2.26 (s, 3H), 2.17 (s, 3H); MS m/z 252 (m+1). Preparation of (4-Mercapto-2,5-dimethyl-phenoxy)-acetic acid methyl ester (Compound WW)