4-Hydroxy-2-quinolones 143. Synthesis, structure, and spectroscopic characteristics of ethyl 2-hydroxy-4-oxo-4H-pyrazino[1,2-a]pyrimidine-3-carboxylate

被引：0
|
作者：
I. V. Ukrainets
I. A. Tugaibei
A. A. Tkach
V. B. Rybakov
A. V. Turov
机构：
[1] National University of Pharmacy,
[2] Kharkiv Medicinal Academy of Postgraduate Education,undefined
[3] M. V. Lomonosov Moscow State University,undefined
[4] Taras Shevchenko National University,undefined
来源：
Chemistry of Heterocyclic Compounds | 2008年 / 44卷
关键词：
aminopyrazine; 3-ethoxycarbonyl-2-hydroxy-4-oxo-4H-pyrazino[1,2-; ]pyrimidine; tris-(ethoxycarbonyl)methane; X-ray analysis;
D O I：
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中图分类号：
学科分类号：
摘要：
Condensation of aminopyrazine with triethyl methanetricarboxylate gave ethyl 2-hydroxy-4-oxo-4H-pyrazino[1,2-a]pyrimidine-3-carboxylate. According to X-ray analytical data the compound exists in the 2-hydroxy-4-oxo form in the crystal.
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页码：316 / 323
页数：7
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