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1)  Phenylglyoxylic acid
苯乙酮酸
1.
Metamitron, 4-amino-3-methyl-6-phenyl-l,2,4-triazin-5-one, a kind of herbicide was synthesized from phenylglyoxylic acid ester by three step reactions such as condensation, hydrazinolysis and cyclization.
本文仿制专利的路线,以苯乙酮酸酯为原料,经缩合、肼解及合环三步反应合成了除草剂苯嗪草酮,并且对专利的部分方法进行了改进,使产率从30%提高为48。
2)  Benzoylformic acid
苯乙酮酸
1.
75mmol/L calcium chloride with shaking, the conversion rate of phenylglycine into benzoylformic acid could reach to 47.
从20株酵母菌中筛得一株解脂假丝酵母(Candida lipolytica)SIPI0201,可高特异性转化苯甘氨酸为苯乙酮酸
2.
Methyl cyclopentylphenylglycolate was synthesized by reaction of benzoylformic acid with cyclopentadienyl Grignard reagent,and then by hydrogenation and estrification reaction.
苯乙酮酸与环戊二烯基溴化镁发生格氏反应,再经Pd/C催化氢化、甲酯化反应合成了α-环戊基扁桃酸甲酯,总收率23。
3)  phenylglyoxylic acid ester
苯乙酮酸酯
1.
Metamitron, 4-amino-3-methyl-6-phenyl-l,2,4-triazin-5-one, a kind of herbicide was synthesized from phenylglyoxylic acid ester by three step reactions such as condensation, hydrazinolysis and cyclization.
本文仿制专利的路线,以苯乙酮酸酯为原料,经缩合、肼解及合环三步反应合成了除草剂苯嗪草酮,并且对专利的部分方法进行了改进,使产率从30%提高为48。
4)  Phenylglyoxylic acid methyl ester
苯乙酮酸甲酯
5)  3-hydroxy acetophenone
3-羟基乙酸苯酮
6)  doxapram hydrochloride
盐酸吗乙苯吡酮
补充资料:苯乙酮酸
分子式:C8H6O3
分子量:150.13
CAS号:611-73-4

性质:无色晶体。熔点66℃,沸点147.5℃(1.6kPa),在常压下蒸馏分解。能溶于水、酸、醚和热的四氯化碳。

制备方法:由苯甲酰氰用浓盐酸水解而得。

用途:精细化学品的中间体。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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