甲(jia)基(ji)丙(bing)烯(xi)(xi)酸(suan)(suan)的(de)工业生(sheng)(sheng)(sheng)(sheng)(sheng)产(chan)方法主(zhu)要有两种，即丙(bing)酮(tong)氰(qing)醇(chun)(chun)(chun)(chun)(chun)法是异(yi)丁烯(xi)(xi)（叔丁醇(chun)(chun)(chun)(chun)(chun)）氧(yang)(yang)(yang)化(hua)(hua)(hua)法。1.丙(bing)酮(tong)氰(qing)醇(chun)(chun)(chun)(chun)(chun)法丙(bing)酮(tong)和氢氰(qing)酸(suan)(suan)在碱(jian)催化(hua)(hua)(hua)剂存在下，反(fan)应(ying)生(sheng)(sheng)(sheng)(sheng)(sheng)成(cheng)丙(bing)酮(tong)氰(qing)醇(chun)(chun)(chun)(chun)(chun)，再与浓硫酸(suan)(suan)反(fan)应(ying)生(sheng)(sheng)(sheng)(sheng)(sheng)成(cheng)甲(jia)基(ji)丙(bing)烯(xi)(xi)酰胺硫酸(suan)(suan)盐，然后(hou)经(jing)水解即可生(sheng)(sheng)(sheng)(sheng)(sheng)成(cheng)甲(jia)基(ji)丙(bing)烯(xi)(xi)酸(suan)(suan)。生(sheng)(sheng)(sheng)(sheng)(sheng)产(chan)中要求丙(bing)酮(tong)氰(qing)醇(chun)(chun)(chun)(chun)(chun)和硫酸(suan)(suan)中不(bu)含(han)水分，否则会产(chan)生(sheng)(sheng)(sheng)(sheng)(sheng)丙(bing)酮(tong)或α-羟基(ji)异(yi)丁酸(suan)(suan)甲(jia)酯(zhi)留在产(chan)品中，影响产(chan)品质量。用(yong)丙(bing)酮(tong)氰(qing)醇(chun)(chun)(chun)(chun)(chun)法生(sheng)(sheng)(sheng)(sheng)(sheng)产(chan)甲(jia)基(ji)丙(bing)烯(xi)(xi)酸(suan)(suan)，每吨(dun)产(chan)品消耗(hao)氰(qing)化(hua)(hua)(hua)钠（>87）898kg、丙(bing)酮(tong)（98.5）1100kg、硫酸(suan)(suan)（发烟）4080kg。2.异(yi)丁烯(xi)(xi)（叔丁醇(chun)(chun)(chun)(chun)(chun)）氧(yang)(yang)(yang)化(hua)(hua)(hua)法异(yi)丁烯(xi)(xi)经(jing)两步(bu)氧(yang)(yang)(yang)化(hua)(hua)(hua)，第一步(bu)生(sheng)(sheng)(sheng)(sheng)(sheng)成(cheng)甲(jia)基(ji)丙(bing)烯(xi)(xi)醛，第二(er)步(bu)生(sheng)(sheng)(sheng)(sheng)(sheng)成(cheng)甲(jia)基(ji)丙(bing)烯(xi)(xi)酸(suan)(suan)，然后(hou)经(jing)精馏(liu)得(de)到(dao)合(he)格产(chan)品。3.甲(jia)基(ji)丙(bing)烯(xi)(xi)腈水解法以异(yi)丁烯(xi)(xi)为原料，经(jing)氨氧(yang)(yang)(yang)、水解而(er)得(de)。4.异(yi)丁烷(wan)氧(yang)(yang)(yang)化(hua)(hua)(hua)法经(jing)氧(yang)(yang)(yang)化(hua)(hua)(hua)制得(de)甲(jia)基(ji)丙(bing)烯(xi)(xi)醛，再经(jing)氧(yang)(yang)(yang)化(hua)(hua)(hua)而(er)得(de)。