1: 59 percent / Et3N / CH2Cl2 / 12 h
2: 62 percent / tetrahydrofuran / 0.5 h
3: 75 percent / pyridine / 12 h / Ambient temperature
4: 77 percent / NaH / dimethylformamide / 0.75 h / 0 °C
View Scheme
参考文献
Al-Zaidi, Shakir M.R.; Crilley, Martine M. L.; Stoodley, Richard J.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 2259 - 2266
Al-Zaidi, Shakir M.R.; Crilley, Martine M. L.; Stoodley, Richard J.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 2259 - 2266
1: 43 percent / tetrahydrofuran / 24 h
2: 75 percent / pyridine / 12 h / Ambient temperature
3: 77 percent / NaH / dimethylformamide / 0.75 h / 0 °C
View Scheme
参考文献
Al-Zaidi, Shakir M.R.; Crilley, Martine M. L.; Stoodley, Richard J.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 2259 - 2266
1: 62 percent / tetrahydrofuran / 0.5 h
2: 75 percent / pyridine / 12 h / Ambient temperature
3: 77 percent / NaH / dimethylformamide / 0.75 h / 0 °C
View Scheme
参考文献
Al-Zaidi, Shakir M.R.; Crilley, Martine M. L.; Stoodley, Richard J.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 2259 - 2266
1: 53 percent / tetrahydrofuran / 3 h
2: 75 percent / pyridine / 12 h / Ambient temperature
3: 77 percent / NaH / dimethylformamide / 0.75 h / 0 °C
View Scheme
参考文献
Al-Zaidi, Shakir M.R.; Crilley, Martine M. L.; Stoodley, Richard J.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 2259 - 2266
1: 75 percent / pyridine / 12 h / Ambient temperature
2: 77 percent / NaH / dimethylformamide / 0.75 h / 0 °C
View Scheme
参考文献
Al-Zaidi, Shakir M.R.; Crilley, Martine M. L.; Stoodley, Richard J.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 2259 - 2266
anhydrous sodium benzoate; benzoic acid anhydride
T=100 - 150°C; with simultaneous distillation at 4 mm Hg;
参考文献
Chel'tsova, G. V.; Karpeiskaya, E. I.; Klabunovskii, E. I.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1981 , vol. 30, # 10 p. 1934 - 1937
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1981 , # 10 p. 2350 - 2353
Foeldi
Acta Chimica Academiae Scientiarum Hungaricae, 1953 , vol. 3, p. 501,508
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Crooks
Chem. Penicillin, <Princeton 1949>, S. 455, 465
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Merck and Co.
Patent: US2477148 , 1946 ;
