5-氨基-1-甲基吡唑-4-甲酰胺合成路线 (共 9 条)
反应条件
1: With sulfuric acid T=20°C; 1 h; 2: With ammonia; water pH=8; Cooling with ice; Product distribution / selectivity;
参考文献
GENENTECH, INC.; F. HOFFMANN-LA ROCHE AG
Patent: WO2009/97446 A1, 2009 ;
Location in patent: Page/Page column 64 ;
WO 2009/097446 A1
反应条件
triethylamine in ethanol Reflux;
参考文献
WO2010/118367 A2, ;
Page/Page column 94 ;
反应条件
sodium ethanolate in ethanol 6 h; Heating;
参考文献
Miyashita, Akira; Iijima, Chihoko; Higashino, Takeo; Matsuda, Hideaki
Heterocycles, 1990 , vol. 31, # 7 p. 1309 - 1314
反应条件
in N,N-dimethyl-formamide 6 h; Heating;
参考文献
Nagahara; Kawano; Sasaoka; Ukawa; Hirama; Takada; Cottam; Robins
Journal of Heterocyclic Chemistry, 1994 , vol. 31, # 1 p. 239 - 243
反应条件
1: 92 percent / ethanol / 0 °C 2: acetic acid / 3 h / Heating View Scheme
参考文献
Kurihara, Takushi; Tani, Tsutomu; Maeyama, Sigeru; Sakamoto, Yasuhiko
Journal of Heterocyclic Chemistry, 1980 , vol. 17, p. 945 - 951
参考文献
Cheng; Robins
Journal of Organic Chemistry, 1956 , vol. 21, p. 1240,1242
反应条件
sodium ethanolate in ethanol
10 h; Heating;
参考文献
Miyashita, Akira; Iijima, Chihoko; Higashino, Takeo; Matsuda, Hideaki
Heterocycles, 1990 , vol. 31, # 7 p. 1309 - 1314
反应条件
polyphosphate ester
T=110 - 120°C; 6 h;
参考文献
Reddy, K Hemender; Reddy, A Panduranga; Veeranagaiah, V
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1992 , vol. 31, # 3 p. 163 - 166
反应条件
2: aqueous methanol.KOH
View Scheme
参考文献
Cheng; Robins
Journal of Organic Chemistry, 1956 , vol. 21, p. 1240,1242