机构:Ural Branch of the Russian Academy of Sciences,Institute of Organic Synthesis
M. S. Zhidovinova
O. V. Fedorova
论文数: 0引用数: 0
h-index: 0
机构:Ural Branch of the Russian Academy of Sciences,Institute of Organic Synthesis
O. V. Fedorova
G. L. Rusinov
论文数: 0引用数: 0
h-index: 0
机构:Ural Branch of the Russian Academy of Sciences,Institute of Organic Synthesis
G. L. Rusinov
I. G. Ovchinnikova
论文数: 0引用数: 0
h-index: 0
机构:Ural Branch of the Russian Academy of Sciences,Institute of Organic Synthesis
I. G. Ovchinnikova
机构:
[1] Ural Branch of the Russian Academy of Sciences,Institute of Organic Synthesis
来源:
Russian Chemical Bulletin
|
2003年
/
52卷
关键词:
Biginelli reactions;
ethyl 4-R-6-methyl-2-oxo- and 4-R-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylates;
ultrasound effect;
D O I:
暂无
中图分类号:
学科分类号:
摘要:
The ultrasound effect accelerates the Biginelli reaction 40 and more times. A sonochemical method for the synthesis of ethyl 4-R-6-methyl-2-oxo- and 4-R-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylates was developed. The target products were obtained within 2 to 5 min in 90—95% yields.
机构:
Univ Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, BrazilUniv Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, Brazil
Goncalves, Itamar Luis
das Neves, Gustavo Machado
论文数: 0引用数: 0
h-index: 0
机构:
Univ Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, BrazilUniv Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, Brazil
das Neves, Gustavo Machado
Kagami, Luciano Porto
论文数: 0引用数: 0
h-index: 0
机构:
Univ Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, BrazilUniv Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, Brazil
Kagami, Luciano Porto
Goncalves, Guilherme Arrache
论文数: 0引用数: 0
h-index: 0
机构:
Univ Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, BrazilUniv Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, Brazil
Goncalves, Guilherme Arrache
Davi, Leonardo
论文数: 0引用数: 0
h-index: 0
机构:
Univ Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, BrazilUniv Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, Brazil
Davi, Leonardo
Eifler-Lima, Vera Lucia
论文数: 0引用数: 0
h-index: 0
机构:
Univ Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, BrazilUniv Fed Rio Grande do Sul, Lab Sintese Organ Med LaSOM, Programa Posgrad Ciencias Farmaceut, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, Brazil