HRID326625

反应详情

EQUATION

反应方程式

HRID 326625 的结构方程式

PROCEDURE

实验过程

Treatment of ethyl 7-bromo-5-ethyl-4-oxo-1,4-dihydroquinoline-2-carboxylate with sodium hydroxide (0.247 g), as described in Example 1c, gave 7-bromo-5-ethyl-4-oxo-1,4-dihydroquinoline-2-carboxylic acid, mp 278° C. (decomp.). δ (360 MHz, DMSO-d6) 1.14 (3H, t, CH3), 3.24 (2H, q, CH2), 6.55 (1H, s, 3-H), 7.22 (1H, d, 6-H), 8.02 (1H, d, 8-H) and 11.74 (1H, bs, NH).