C6H7+-Fe(CO)3 |
| E Param.: -7.76 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
(pyr)2CH+ |
| E Param.: -7.69 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y |
p-tosyl isocyanate |
MeCN | E Param.: -7.69 | | J. Am. Chem. Soc. 2020, 142, 8383-8402 10.1021/jacs.0c01960 |
MacMillan-iminium ion (spiro) |
MeCN | E Param.: -7.67 | | Angew. Chem. Int. Ed. 2011, 50, 9953-9956 10.1002/anie.201103683 |
diarylallylium ion (4-NMe2)2 |
| E Param.: -7.50 | | J. Org. Chem. 2011, 76, 9391-9408 10.1021/jo201668w |
(ethene-1,1-diyldisulfonyl)dibenzene |
DMSO | E Param.: -7.50 | | Chem. Asian J. 2012, 7, 1401-1407 10.1002/asia.201101046 |
MacMillan-iminium ion (1st generation) |
MeCN | E Param.: -7.37 | | Angew. Chem. Int. Ed. 2011, 50, 9953-9956 10.1002/anie.201103683 |
(S,E)-5-((1H-indol-3-yl)methyl)-2,2,3-trimethyl-4-oxo-1-((E)-3-phenylallylidene)imidazolidin-1-ium |
dichloromethane | E Param.: -7.30 | | Asian J. Org. Chem. 2014, 3, 550-555 10.1002/ajoc.201402009 |
(S,E)-5-benzyl-2,2,3-trimethyl-4-oxo-1-((E)-3-(p-tolyl)allylidene)imidazolidin-1-ium |
dichloromethane | E Param.: -7.20 | | Asian J. Org. Chem. 2014, 3, 550-555 10.1002/ajoc.201402009 |
N-methylacridinium ion |
| E Param.: -7.15 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
(dma)2CH+ |
| E Param.: -7.02 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y |
6-cyano-4-nitrobenzofuroxan |
| E Param.: -7.01 | | J. Org. Chem. 2005, 70, 6242-6253 10.1021/jo0505526 |
(S,E)-2,2,3-trimethyl-4-oxo-1-((E)-3-phenylallylidene)-5-(3,4,5-trimethoxybenzyl)imidazolidin-1-ium |
dichloromethane | E Param.: -7.00 | | Angew. Chem. Int. Ed. 2013, 52, 7967-7971 10.1002/anie.201301864 |
bis(5-methoxy-1-methylindol-3-yl)methylium ion |
| E Param.: -6.90 | | J. Org. Chem. 2015, 80, 8643-8656 10.1021/acs.joc.5b01298 |
dimethylmethyleneammonium ion |
| E Param.: -6.69 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
2-phenyl-1,3-dithianylium ion |
| E Param.: -6.43 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
4-cyano-6-nitro-benzofuroxane |
| E Param.: -6.41 | | J. Org. Chem. 2005, 70, 6242-6253 10.1021/jo0505526 |
3-(4-(dimethylamino)benzylidene)-1-methyl-3H-indol-1-ium ion |
| E Param.: -6.26 | | J. Org. Chem. 2015, 80, 8643-8656 10.1021/acs.joc.5b01298 |
1-phenyl-propyn-1-ylium-Co2(CO)5(PPh3) |
| E Param.: -6.19 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
4-nitrobenzodifuroxan (NBDF) |
| E Param.: -6.15 | | Chem. Eur. J. 2007, 13, 8317-8324 10.1002/chem.200700676 |