| diethyl 2-((1-methyl-1,2,3,4-tetrahydroquinolin-6-yl)methylene)malonate |  | E Param.: -23.40 |  | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277
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| diethyl 2-((julolidine-9-yl)methylene)malonate |  | E Param.: -23.80 |  | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277
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| Me2N+=CH-CH-Ph |  | E Param.: -9.20 |    | Angew. Chem. Int. Ed. 2008, 47, 8723-8726 10.1002/anie.200802889
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| pyrN+=CH-CH-Ph |  | E Param.: -9.80 |    | Angew. Chem. Int. Ed. 2008, 47, 8723-8726 10.1002/anie.200802889
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| pipN+=CH-CH-Ph |  | E Param.: -10.30 |  | Angew. Chem. Int. Ed. 2008, 47, 8723-8726 10.1002/anie.200802889
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| (PhCH2)2N+=CH-CH-Ph |  | E Param.: -8.50 |    | Angew. Chem. Int. Ed. 2008, 47, 8723-8726 10.1002/anie.200802889
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| Jorgensen/Hayashi-iminium ion |  | E Param.: -8.20 |    | Angew. Chem. Int. Ed. 2008, 47, 8723-8726 10.1002/anie.200802889
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| mor iminium |  | E Param.: -8.60 |    | Angew. Chem. Int. Ed. 2008, 47, 8723-8726 10.1002/anie.200802889
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| 2,6-diphenyl-4-benzylidenecyclohexa-2,5-dienone |  | E Param.: -11.87 |    | Eur. J. Org. Chem. 2009, , 3203-3211 10.1002/ejoc.200900299
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| 2,6-dimethoxy-4-(4-methoxybenzylidene)cyclohexa-2,5-dienone |  | E Param.: -16.38 |    | Eur. J. Org. Chem. 2009, , 3203-3211 10.1002/ejoc.200900299
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| 2,6-dimethoxy-4-(4-(dimethylamino)benzylidene)cyclohexa-2,5-dienone |  | E Param.: -17.18 |    | Eur. J. Org. Chem. 2009, , 3203-3211 10.1002/ejoc.200900299
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| 2,6-dimethyl-4-(4-(dimethylamino)benzylidene)cyclohexa-2,5-dienone |  | E Param.: -16.36 |    | Eur. J. Org. Chem. 2009, , 3203-3211 10.1002/ejoc.200900299
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| 2,6-di-tert.butyl-4-(3-fluorobenzylidene)cyclohexa-2,5-dienone |  | E Param.: -15.03 |    | Eur. J. Org. Chem. 2009, , 3203-3211 10.1002/ejoc.200900299
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| 2,6-di-tert.butyl-4-(3,5-difluorobenzylidene)cyclohexa-2,5-dienone |  | E Param.: -14.50 |    | Eur. J. Org. Chem. 2009, , 3203-3211 10.1002/ejoc.200900299
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| 2,6-di-tert.butyl-4-(4-nitrobenzylidene)cyclohexa-2,5-dienone |  | E Param.: -14.36 |    | Eur. J. Org. Chem. 2009, , 3203-3211 10.1002/ejoc.200900299
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| indolecarboxylate derived iminium ion | dichloromethane | E Param.: -9.50 |   | Angew. Chem. Int. Ed. 2009, 48, 5034-5037 10.1002/anie.200900933
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| bh6a |  | E Param.: -18.60 |   | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487
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| bh 6f |  | E Param.: -18.90 |   | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487
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| bh 6i |  | E Param.: -19.10 |   | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487
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| bh6j |  | E Param.: -17.90 |   | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487
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