(1R,2S,5R)-2-异丙基-5-甲基环己基 (2R,5R)-5-乙酰氧基-1,3-恶噻戊环-2-羧酸酯合成路线 (共 10 条)
反应条件
pyridine; 4-(N,N-dimethlyamino)pyridine in di-isopropyl ether T=0 - 8°C; 12 h; Inert atmosphere;
参考文献
WO2010/82128 A1, ;
Page/Page column 22 ;
反应条件
pyridine in dichloromethane T=0 - 5°C; Inert atmosphere;
参考文献
LUPIN LIMITED; ROY, Bhairab, Nath; SINGH, Girij, Pal; SRIVASTAVA, Dhananjai; AHER, Umesh, Parasharam; PATIL, Sudhakar, Uttam
Patent: WO2013/21290 A1, 2013 ;
Location in patent: Page/Page column 18; 19 ;
反应条件
4-(N,N-dimethlyamino)pyridine; dicyclohexyl-carbodiimide in dichloromethane 3 h; Ambient temperature; Yields of byproduct given;
参考文献
Jin, Haolun; Siddiqui, Arshad; Evans, Colleen A.; Tse, H. L. Allan; Mansour, Tarek S.; et al.
Journal of Organic Chemistry, 1995 , vol. 60, # 8 p. 2621 - 2623
参考文献
Goodyear, Michael D.; Hill, Malcolm L.; West, Jono P.; Whitehead, Andrew J.
Tetrahedron Letters, 2005 , vol. 46, # 49 p. 8535 - 8538
反应条件
1: (COCl)2 / dimethylformamide; CH2Cl2 2: 16 percent / pyridine / 2,2,4-trimethyl-pentane View Scheme
参考文献
Tetrahedron Letters, , vol. 46, # 49 p. 8535 - 8538
反应条件
1: (COCl)2 / dimethylformamide 2: 80 percent / pyridine View Scheme
参考文献
Tetrahedron Letters, , vol. 46, # 49 p. 8535 - 8538
反应条件
1: acetic acid / toluene / 50 - 115 °C 2: pyridine / dichloromethane / 0 - 5 °C / |Inert atmosphere View Scheme
反应条件
1: 4-aminopyrimidin-2-one With N,O-bis-(trimethylsilyl)-acetamide in acetonitrile T=25 - 55°C; Inert atmosphere; 2: (1'R,2'S,5'R)-Menthyl 5(R)-acetoxy-1,3-oxathiolane-2(R)-carboxylate With zirconium tetrachloride in dichloromethane T=25 - 30°C; 6 h; Inert atmosphere; Reagent/catalystSolventConcentrationTime;
参考文献
LUPIN LIMITED; ROY, Bhairab, Nath; SINGH, Girij, Pal; SRIVASTAVA, Dhananjai; AHER, Umesh, Parasharam; PATIL, Sudhakar, Uttam
Patent: WO2013/21290 A1, 2013 ;
Location in patent: Page/Page column 19; 20 ;
反应条件
trimethylsilyl iodide in dichloromethane Vorbrueggen reaction;
参考文献
Goodyear, Michael D.; Hill, Malcolm L.; West, Jono P.; Whitehead, Andrew J.
Tetrahedron Letters, 2005 , vol. 46, # 49 p. 8535 - 8538
反应条件
trimethylsilyl iodide in dichloromethane 18 h; Yield given. Yields of byproduct given;
参考文献
Jin, Haolun; Siddiqui, Arshad; Evans, Colleen A.; Tse, H. L. Allan; Mansour, Tarek S.; et al.
Journal of Organic Chemistry, 1995 , vol. 60, # 8 p. 2621 - 2623