R-CHOH-CN怎么变成CH3-CHOH-COOH?
问题描述：
R-CHOH-CN怎么变成CH3-CHOH-COOH?
答
CH3CN + H+ +H2O=加热==CH3COOH + NH4+ CH2=CH-COCN+ H+ +H2O=加热== CH2=CH-COOH +NH4+ (工业制备丙烯酸) CH2=C(CH3)-COCN+ H+ +H2O=加热==CH2=C(CH3)-COOH +NH4+ (工业制备甲基丙烯酸) 甚至氢氰酸也可水解 HCN +H+...