(R)-(+)-2,2-二甲基-1,3-二氧戊环-4-羧酸甲酯合成路线 (共 20 条)
反应条件
in methanol; diethyl ether; toluene T=20°C;
参考文献
Schmidt, Andrea-Katharina C.; Stark, Christian B. W.
Organic Letters, 2011 , vol. 13, # 21 p. 5788 - 5791
参考文献
Dumont, Raymond; Pfander, Hanspeter
Helvetica Chimica Acta, 1983 , vol. 66, # 3 p. 814 - 823
反应条件
toluene-4-sulfonic acid
参考文献
Fernandez, Carlos; Gandara, Zoila; Gomez, Generosa; Covelo, Berta; Fall, Yagamare
Tetrahedron Letters, 2007 , vol. 48, # 16 p. 2939 - 2942
反应条件
toluene-4-sulfonic acid in dichloromethane 0.5 h; Title compound not separated from byproducts;
参考文献
Berkessel, Albrecht; Ertuerk, Erkan
Advanced Synthesis and Catalysis, 2006 , vol. 348, # 18 p. 2619 - 2625
反应条件
1: 69.4 percent / KOH, KMnO4 / H2O / 3 h / 40 °C 2: 76 percent / 4.19 M HCl View Scheme
参考文献
Dumont, Raymond; Pfander, Hanspeter
Helvetica Chimica Acta, 1983 , vol. 66, # 3 p. 814 - 823
反应条件
1: 75.3 g / potassium hydroxide, potassium permanganate / H2O / 1.5 h / 20 - 23 °C 2: 38.4 g / dimethylformamide / 3 h View Scheme
参考文献
Bogoslovskii, N. A.; Samokhvalova, N. G.; Isaeva, T. A.; Valashek, I. E.; Filippova, T. M.; Kharchevnikov, A. P.
Journal of Organic Chemistry USSR (English Translation), 1990 , vol. 26, # 11 p. 2070 - 2081
Zhurnal Organicheskoi Khimii, 1990 , vol. 26, # 11 p. 2398 - 2411
反应条件
sodium periodate; bromine; sodium hydrogencarbonate 1.) water, room temp., 30 min, 2.) water, room temp., 5 min; Yield given. Multistep reaction;
参考文献
Lichtenthaler, Frieder W.; Jarglis, Pan; Lorenz, Klaus
Synthesis, 1988 , # 10 p. 790 - 792
反应条件
in N,N-dimethyl-formamide 3 h;
参考文献
Bogoslovskii, N. A.; Samokhvalova, N. G.; Isaeva, T. A.; Valashek, I. E.; Filippova, T. M.; Kharchevnikov, A. P.
Journal of Organic Chemistry USSR (English Translation), 1990 , vol. 26, # 11 p. 2070 - 2081
Zhurnal Organicheskoi Khimii, 1990 , vol. 26, # 11 p. 2398 - 2411
反应条件
lithium borohydride in diethyl ether
参考文献
Bibak, Niloufar; Hajdu, Joseph
Tetrahedron Letters, 2003 , vol. 44, # 31 p. 5875 - 5877
反应条件
diisobutylaluminium hydride in tetrahydrofuran; dichloromethane T=-78°C; 0.5 h;
参考文献
Journal of Organic Chemistry, , vol. 59, # 5 p. 1210 - 1212