1: ethyl 2-oxo-cyclopentanecarboxylate With potassium carbonate in acetone
T=20°C; 0.25 - 0.5 h;
2: methyl iodide in acetone
1 h; Heating / reflux;
参考文献
CHINA PETROLEUM and CHEMICAL CORPORATION; BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM and CHEMICAL CORPORATION
Patent: WO2006/45246 A1, 2006 ;
Location in patent: Page/Page column 17-18 ;
(i) Na, toluene, (ii) /BRN= 969135/; Multistep reaction;
参考文献
Nicole,L.; Berlinguet,L.
Canadian Journal of Chemistry, 1962 , vol. 40, p. 353 - 366
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Dubois,J.-E.; Fort,J.-F.
Tetrahedron, 1972 , vol. 28, p. 1653 - 1663