(1R,3r)-1,2,3,4-四氢-1-(3,4-亚甲基二氧基苯基)-9h-吡啶并[3,4-b]吲哚-3-羧酸甲酯合成路线 (共 18 条)
反应条件
1: With trifluoroacetic acid in dichloromethane T=0 - 20°C; Pictet-Spengler Cyclisation; 24 h; Molecular sieve; 2: With sodium hydrogencarbonate in dichloromethane; water; ethyl acetate
参考文献
Universite de Lille 2 Droit et Sante; INSTITUT PASTEUR DE LILLE
Patent: EP1914235 A1, 2008 ;
Location in patent: Page/Page column 15-16 ;
反应条件
trifluoroacetic acid in ethyl acetate T=0 - 50°C; 168 h; Product distribution / selectivity;
参考文献
Dolitzky, Ben-Zion; Diller, Dov
Patent: US2006/276652 A1, 2006 ;
Location in patent: Page/Page column 4 ;
反应条件
acetic acid; benzoic acid T=0 - 5°C; Pictet-Spengler reaction; 16 h;
参考文献
Tetrahedron Asymmetry, , vol. 19, # 4 p. 435 - 442
反应条件
1: With hydrogenchloride in water; ethyl acetate T=20°C; 2: in nitromethane 5 h; Reflux; 3: With potassium carbonate in water; ethyl acetate
参考文献
Xiao, Sen; Shi, Xiao-Xin; Xing, Jing; Yan, Jing-Jing; Liu, Shi-Ling; Lu, Wei-Dong
Tetrahedron Asymmetry, 2009 , vol. 20, # 18 p. 2090 - 2096
反应条件
trifluoroacetic acid in methanol; dichloromethane T=20°C; Pictet-Spengler reaction; 60 h;
参考文献
Bioorganic and Medicinal Chemistry, , vol. 12, # 6 p. 1505 - 1515
反应条件
hydrogenchloride in water 24 h; Reflux;
参考文献
EP2107059 A1, ;
Page/Page column 7-8 ;
反应条件
trifluoroacetic acid in dichloromethane T=4°C;
参考文献
US2003/229080 A1, ;
Page 5-6 ;
US 20030229080 A1
反应条件
1: toluene / Heating 2: TFA View Scheme
参考文献
Bioorganic and Medicinal Chemistry Letters, , vol. 13, # 8 p. 1425 - 1428
反应条件
1: toluene / Heating 2: TFA View Scheme
参考文献
Bioorganic and Medicinal Chemistry Letters, , vol. 13, # 8 p. 1425 - 1428
反应条件
hydrogenchloride in water
参考文献
Letters in Organic Chemistry, , vol. 7, # 4 p. 311 - 313