2,4-二氢-2,5-二苯基-3H-吡唑啉-3-酮合成路线 （共 25 条）
反应条件
bis(trichloromethyl) carbonate in chlorobenzene
T=130°C; Vilsmeier formylation; 5 h;
参考文献
Panda; Karmakar; Jena
Chemistry of Heterocyclic Compounds, 2011 , vol. 46, # 12 p. 1500 - 1508
反应条件
in N-methyl-acetamide
参考文献
Byk-Gulden Lomberg Chemische Fabrik GmbH
Patent: US3974176 A1, 1976 ;
反应条件
trichlorophosphate in N,N-dimethyl-formamide
T=0 - 20°C; 1.5 h;
参考文献
El-Shekeil, Ali; Babaqi, Abdulla; Hassan, Mohammed; Shiba, Sayed
Acta Chimica Hungarica, 1989 , vol. 126, # 6 p. 813 - 820
反应条件
1: benzaldehyde; malononitrile With triethylamine in ethanol
0.0166667 h;
2: 1,3-diphenyl-5-oxo-4,5-dihydro-1H-pyrazole in ethanol
参考文献
THE REGENTS OF THE UNIVERSITY OF COLORADO; THE UNIVERSITY OF VIRGINIA PATENT FOUNDATION; INDIANA UNIVERSITY RESEARCH AND TECHNOLOGY CORPORATION; THEODORESCU, Dan; WEMPE, Michael, Fitzpatrick; ROSS, David; MEROUEH, Samy; SCHWARTZ, Martin, A.; REIGAN, Phillip
Patent: WO2013/96820 A1, 2013 ;
Location in patent: Page/Page column 44; 45; 58 ;
反应条件
piperidine in ethanol
1 h; Heating;
参考文献
Hassan; Khafagy; Emam; El-Maghraby
Journal of the Indian Chemical Society, 1997 , vol. 74, # 1 p. 27 - 29
