4-甲基-3,6-二羟基哒嗪合成路线 (共 10 条)
反应条件
acetic acid; hydrazine in ethanol; water pH=6.5; 24 h; Cooling with iceReflux;
参考文献
Ochiai, Koji; Takita, Satoshi; Eiraku, Tomohiko; Kojima, Akihiko; Iwase, Kazuhiko; Kishi, Tetsuya; Fukuchi, Kazunori; Yasue, Tokutaro; Adams, David R.; Allcock, Robert W.; Jiang, Zhong; Kohno, Yasushi
Bioorganic and Medicinal Chemistry, 2012 , vol. 20, # 5 p. 1644 - 1658
反应条件
acetic acid; sodium nitrite
参考文献
Gazzetta Chimica Italiana, , vol. 66, p. 25
Chem. Zentralbl., , vol. 108, # I p. 4630
反应条件
1: ethanol; hydrazine hydrate 2: aqueous acetic acid; NaNO2 View Scheme
参考文献
Gazzetta Chimica Italiana, , vol. 66, p. 25
Chem. Zentralbl., , vol. 108, # I p. 4630
参考文献
Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti, , vol. <6>22, p. 265
Gazzetta Chimica Italiana, , vol. 66, p. 27
Chem. Zentralbl., , vol. 108, # I p. 4631
反应条件
1.1: trichlorophosphate / 2 h / |Reflux; |Inert atmosphere 2.1: potassium hydroxide; potassium permanganate / acetonitrile / 6.5 h / 20 °C / |Inert atmosphere 2.2: pH 1 View Scheme
参考文献
Obshchestvo S Ogranichennoy Otvetstvennostyou "Fusion Pharma"; CHILOV, Germes Grigorievich; TITOV, Ilya Yurievich
Patent: EP2743266 A2, 2014 ;
反应条件
1: POCl3 2: palladium/charcoal; aq.-ethanolic NH3 / Hydrogenation View Scheme
参考文献
Mizzoni; Spoerri
Journal of the American Chemical Society, 1954 , vol. 76, p. 2201
反应条件
1: pyridine / 2 h / 0 - 20 °C 2: 85 percent / Pd(PPh3)4; sodium carbonate / 1,2-dimethoxy-ethane; H2O / 0.5 h / 150 °C View Scheme
参考文献
de Araujo-Junior, Joao X.; Schmitt, Martine; Benderitter, Pascal; Bourguignon, Jean-Jacques
Tetrahedron Letters, 2006 , vol. 47, # 34 p. 6125 - 6128
反应条件
1: With trichlorophosphate 4 h; Inert atmosphereReflux; 2: With sodium hydrogencarbonate in water pH=6; Cooling with ice;
参考文献
Bioorganic and Medicinal Chemistry, , vol. 20, # 5 p. 1644 - 1658
反应条件
1: POCl3
View Scheme
参考文献
Druey et al.
Helvetica Chimica Acta, 1954 , vol. 37, p. 121,131
反应条件
1: trichlorophosphate
2: sulfuric acid
3: thionyl chloride / ethanol
4: hydrazine hydrate / water; ethanol; tetrahydrofuran
5: ethyl acetate
View Scheme
参考文献
Obshchestvo S Ogranichennoy Otvetstvennostyou "Fusion Pharma"; CHILOV, Germes Grigorievich; TITOV, Ilya Yurievich
Patent: EP2743266 A2, 2014 ;