Carbocations
1 | 2 | 3
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10|50|100|all
| Name | Solvent |
Reactivity Parameters |
Classification |
Reference (title or year) |
|---|---|---|---|---|
MacMillan-iminium ion (2nd generation)  |
MeCN | E Param.: -5.52 |  | Angew. Chem. Int. Ed. 2011, 50, 9953-9956 10.1002/anie.201103683 |
methyl(phenyl)methyleneammonium ion |
E Param.: -5.17 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
(E)-2-methyl-3-(4-methylbenzylidene)-3H-indol-1-ium ion |
E Param.: -5.15 | | J. Org. Chem. 2015, 80, 8643-8656 10.1021/acs.joc.5b01298 | |
(E)-2-(tert-butyl)-3-(4-methylbenzylidene)-3H-indol-1-ium |
dichloromethane | E Param.: -5.06 | | Eur. J. Org. Chem. 2016, , 4050-4058 10.1002/ejoc.201600572 |
(E)-1,2-dimethyl-3-(4-methylbenzylidene)-3H-indol-1-ium ion |
E Param.: -5.05 | | J. Org. Chem. 2015, 80, 8643-8656 10.1021/acs.joc.5b01298 | |
(E)-3-benzylidene-1,2-dimethyl-3H-indol-1-ium ion |
E Param.: -4.96 | | J. Org. Chem. 2015, 80, 8643-8656 10.1021/acs.joc.5b01298 | |
2-(4-methoxyphenyl)chromenylium ion |
E Param.: -4.95 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
(dpa)2CH+ |
E Param.: -4.72 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y | |
9-(4-(dimethylamino)phenyl)-9H-fluoren-9-ylium |
dichloromethane | E Param.: -4.51 | | Chem. Eur. J. 2017, 23, 623-630 10.1002/chem.201603963 |
(4-MeO)3-tritylium ion |
E Param.: -4.35 |  | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
(mfa)2CH+ |
E Param.: -3.85 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y | |
tropylium ion |
E Param.: -3.72 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
flavylium ion |
E Param.: -3.45 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
(pfa)2CH+ |
E Param.: -3.14 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y | |
(4-MeO)2-tritylium ion |
E Param.: -3.04 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
3-(4-methoxybenzylidene)-1-methyl-3H-indol-1-ium iom |
E Param.: -3.02 | | J. Org. Chem. 2015, 80, 8643-8656 10.1021/acs.joc.5b01298 | |
1,1-dianisyl-3-phenylallylium ion |
E Param.: -2.67 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
1-methyl-3-(4-methylbenzylidene)-3H-indol-1-ium ion |
E Param.: -2.19 | | J. Org. Chem. 2015, 80, 8643-8656 10.1021/acs.joc.5b01298 | |
1,3-dithianylium ion |
E Param.: -2.14 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
(4-MeO,4-Me)-tritylium ion |
E Param.: -2.13 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
(4-OMe,3-Me)-tritylium ion |
E Param.: -1.84 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
3-benzylidene-1-methyl-3H-indol-1-ium ion |
E Param.: -1.80 | | J. Org. Chem. 2015, 80, 8643-8656 10.1021/acs.joc.5b01298 | |
(4-MeO,3-OMe)-tritylium ion |
E Param.: -1.62 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
(4-MeO)-tritylium ion |
E Param.: -1.59 | | Eur. J. Org. Chem. 2011, , 6470-6475 10.1002/ejoc.201100910 | |
di-p-anisyl-allylium ion |
E Param.: -1.45 | | J. Org. Chem. 2011, 76, 9391-9408 10.1021/jo201668w | |
(fur)2CH+ |
E Param.: -1.36 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y | |
(4-Me)3-tritylium ion |
E Param.: -1.21 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
(fur)(ani)CH+ |
E Param.: -0.81 | | J. Am. Chem. Soc. 2012, 134, 13902-13911 10.1021/ja306522b | |
(4-Me)2-tritylium ion |
E Param.: -0.70 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
dibenzo[a,d]tropylium ion |
dichloromethane | E Param.: -0.63 | | Liebigs Ann. 1995, , 2005-2009 10.1002/jlac.1995199[...] |
(4-Me)-tritylium ion |
E Param.: -0.13 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
(ani)2CH+ |
E Param.: 0.00 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y | |
(4-F)3-tritylium ion |
E Param.: 0.05 | | Eur. J. Org. Chem. 2011, , 6470-6475 10.1002/ejoc.201100910 | |
methoxy-(4-methoxyphenyl)methylium ion |
E Param.: 0.14 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
(4-F)2-tritylium ion |
E Param.: 0.17 | | Eur. J. Org. Chem. 2011, , 6470-6475 10.1002/ejoc.201100910 | |
(4-F)-tritylium ion |
E Param.: 0.35 | | Eur. J. Org. Chem. 2011, , 6470-6475 10.1002/ejoc.201100910 | |
tritylium ion (Ph3C+) |
E Param.: 0.51 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
ani(pop)CH+ |
E Param.: 0.61 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y | |
9-(4-methoxyphenyl)-9H-fluoren-9-ylium |
dichloromethane | E Param.: 0.85 | | Chem. Eur. J. 2017, 23, 623-630 10.1002/chem.201603963 |
1,1,3-triphenylallylium ion |
E Param.: 0.98 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
(3-F)-tritylium ion |
E Param.: 1.01 | | Eur. J. Org. Chem. 2011, , 6470-6475 10.1002/ejoc.201100910 | |
(3-Cl)-tritylium ion |
E Param.: 1.06 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
(3-CF3)-tritylium ion |
E Param.: 1.18 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
di-p-tolyl-allylium ion |
E Param.: 1.23 | | J. Org. Chem. 2011, 76, 9391-9408 10.1021/jo201668w | |
(4-CF3)-tritylium ion |
E Param.: 1.33 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
ani(tol)CH+ |
E Param.: 1.48 | | J. Am. Chem. Soc. 2001, 123, 9500-9512 10.1021/ja010890y | |
(3-F)2-tritylium ion |
E Param.: 1.54 | | Eur. J. Org. Chem. 2011, , 6470-6475 10.1002/ejoc.201100910 | |
methoxy-(4-methylphenyl)methylium ion |
E Param.: 1.90 | | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
(3-Cl)3-tritylium ion |
E Param.: 1.99 | | J. Am. Chem. Soc. 2003, 125, 286-295 10.1021/ja021010y | |
(3-F)3-tritylium ion |
E Param.: 2.07 | | Eur. J. Org. Chem. 2011, , 6470-6475 10.1002/ejoc.201100910 |