1) 3,4-pyrimidine-2(1H)-one
3,4-嘧啶-2(1H)酮
3) 3,4-dihydropyri midin-2(1H)-(thio)ones
3,4-二氢嘧啶-2-(1H)(硫)酮
5) 3,4-dihydropyrimidin-2(1H)-one
3,4-二氢嘧啶-2(1H)-酮
1.
In 1893, Biginelli reported the first synthesis of 3,4-dihydropyrimidin-2(1H)-ones (DHPM) by a very simple one-pot condensation reaction of an aromatic aldehyde, urea and ethyl acetoacetate.
1893年,意大利化学家Biginelli首次利用芳香醛、乙酰乙酸乙酯和尿素三组分"一锅煮法"合成了3,4-二氢嘧啶-2(1H)-酮。
2.
The 5-ethoxycarbonyl-4-phenyl-3,4-dihydropyrimidin-2(1H)-one was synthesized by one-step cyclocondensation of aldehyde,ethyl acetoacetate and urea using four kinds of solid acids as catalysts which are cheap but harmless to environment.
选取价廉、易得且对环境无污染的4种固体酸为催化剂,以苯甲醛、乙酰乙酸乙酯与脲进行环化缩合,一步合成了6-甲基-4-苯基-5-乙氧羰基-3,4-二氢嘧啶-2(1H)-酮。
6) 3,4-dihydroriidin-2(1H)-ones
3,4-二氢嘧啶-2(1H)-酮衍生物
补充资料:2-氯-6-乙基-5-氟嘧啶-4(3H)-酮
分子式:暂无
分子量:暂无
CAS号:暂无
性质:暂无
制备方法:暂无
用途:暂无
分子量:暂无
CAS号:暂无
性质:暂无
制备方法:暂无
用途:暂无
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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