Iminium ion-mediated cyclizations of 4-aryl-1, 4-dihydropyridines. Regio-and stereoselective intermolecular cycloaddition reactions

GD Hartman, BT Phillips, W Halczenko…

文献索引：Journal of Organic Chemistry, , vol. 54, # 17 p. 4134 - 4137

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被引用次数: 3

摘要

... The olefin, therefore, had the regio- and stereo- chemistry shown in 7. In addition, the olefinic protons ... The combined organic extracts were dried and concentrated and the residue was purified by flash chromatography ... 3.51 (3 H, s, CHSd or CH34, 3.55 (1 H, d, J = 7 Hz, He), 3.68 ...