2) 2-p-phenyl-thienopyrimidin-4(3H)-ones
2-对氯苯氨基噻吩并[2,3-d]嘧啶-4(3H)-酮(FDT)
4) 2-thioxo-2,3-Dihydropyrid-o[2,3-d]pyrimidin-4(1H)-one
2-硫代-2,3-二氢吡啶并[2,3-d]嘧啶-4(1H)-酮
5) benzofuro[3,2-d]pyrimidin-4(3H)-one
苯并呋喃并[3,2-d]嘧啶-4(3H)-酮
1.
The aza-Wittig reaction of iminophosphorane 3 with aromatic isocyanates gave carbodiimides 4, which were allowed to react further with various phenols and alcohols in the presence of a catalytic amount of solid potassium carbonate or sodium ethoxide to give 2-alkoxy(aryloxy)-benzofuro[3,2-d]pyrimidin-4(3H)-ones in 72%~88% yields.
应用膦亚胺3与芳基异氰酸酯的氮杂Wittig反应,生成碳二亚胺4,4再分别与酚、醇作用,在碳酸钾或醇钠催化下关环,以72%~88%的产率合成了2-烷(芳)氧基取代-苯并呋喃并[3,2-d]嘧啶-4(3H)-酮衍生物5和6,其结构经IR,1HNMR,MS和元素分析证实。
6) 2-chloromethyl-4-methoxyl-7-methyl-6,7-dihydrothiopheno[2,3-d]pyrimidine
2-氯甲基-4-羟基-7-甲基-6,7-二氢噻吩[2,3-d]嘧啶
补充资料:噻嘧啶
分子式:C16H16NO6P
分子量:暂无
CAS号:
性质:该品为类白色结晶。
制备方法:暂无
用途:广谱驱肠虫药。
分子量:暂无
CAS号:
性质:该品为类白色结晶。
制备方法:暂无
用途:广谱驱肠虫药。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条