dimethyl diazomalonate |
| E Param.: -18.20 |    | Chem. Eur. J. 2022, 28, e202201376 10.1002/chem.202201376 |
(p-nitrophenyl)diazomethane |
| E Param.: -18.30 |    | Chem. Eur. J. 2022, 28, e202201376 10.1002/chem.202201376 |
Umemoto I (triflate) |
| E Param.: -13.08 |    | Eur. J. Org. Chem. 2024, 27, e202400085 10.1002/ejoc.202400085 |
Umemoto I (tetrafluoroborate) |
| E Param.: -13.39 |    | Eur. J. Org. Chem. 2024, 27, e202400085 10.1002/ejoc.202400085 |
Umemoto II (triflate) |
| E Param.: -12.80 |    | Eur. J. Org. Chem. 2024, 27, e202400085 10.1002/ejoc.202400085 |
(E)-6-(4-nitrobenzylidene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -13.15 |    | Chem. Eur. J. 2024, , e202403785 10.1002/chem.202403785 |
(E)-6-(4-(trifluoromethyl)benzylidene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -13.54 |    | Chem. Eur. J. 2024, , e202403785 10.1002/chem.202403785 |
(E)-6-(3-fluorobenzylidene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -14.00 |    | Chem. Eur. J. 2024, , e202403785 10.1002/chem.202403785 |
(E)-6-(4-chlorobenzylidene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -13.99 |    | Chem. Eur. J. 2024, , e202403785 10.1002/chem.202403785 |
(E)-6-benzylidenebenzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -14.47 |    | Chem. Eur. J. 2024, , e202403785 10.1002/chem.202403785 |
(E)-6-(4-methylbenzylidene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -14.85 |    | Chem. Eur. J. 2024, , e202403785 10.1002/chem.202403785 |
(E)-6-(4-methoxybenzylidene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -15.20 |    | Chem. Eur. J. 2024, , e202403785 10.1002/chem.202403785 |
(E)-6-(4-(dimethylamino)benzylidene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -16.07 |    | Chem. Eur. J. 2024, , e202403785 10.1002/chem.202403785 |
(E)-6-(furan-2-ylmethylene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -15.73 |    | Org. Biomol. Chem. 2025, 23, 827-834 10.1039/D4OB01855A |
(E)-6-((1-methyl-1H-pyrrol-2-yl)methylene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -17.03 |    | Org. Biomol. Chem. 2025, 23, 827-834 10.1039/D4OB01855A |
(E)-6-((1-methyl-1H-indol-2-yl)methylene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -15.55 |    | Org. Biomol. Chem. 2025, 23, 827-834 10.1039/D4OB01855A |
(E)-6-((E)-3-phenylallylidene)benzo[d][1,3]dioxol-5(6H)-one |
| E Param.: -16.00 |    | Org. Biomol. Chem. 2025, 23, 827-834 10.1039/D4OB01855A |
bh6a |
| E Param.: -18.60 |   | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 |
bh 6f |
| E Param.: -18.90 |   | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 |
bh 6i |
| E Param.: -19.10 |   | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 |
bh6j |
| E Param.: -17.90 |   | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 |
diarylallylium ion (3-F)2 |
| E Param.: 4.15 |   | J. Org. Chem. 2011, 76, 9391-9408 10.1021/jo201668w |
indolecarboxylate derived iminium ion |
dichloromethane | E Param.: -9.50 |   | Angew. Chem. Int. Ed. 2009, 48, 5034-5037 10.1002/anie.200900933 |
(tfm)2CH+ |
| E Param.: 7.96 |   | J. Am. Chem. Soc. 2012, 134, 13902-13911 10.1021/ja306522b |
(S,E)-2,2,3-trimethyl-4-oxo-5-((perfluorophenyl)methyl)-1-((E)-3-phenylallylidene)imidazolidin-1-ium |
dichloromethane | E Param.: -6.00 |   | Angew. Chem. Int. Ed. 2013, 52, 7967-7971 10.1002/anie.201301864 |
(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 |
(S,E)-5-benzyl-2,2,3-trimethyl-1-((E)-3-(4-nitrophenyl)allylidene)-4-oxoimidazolidin-1-ium |
dichloromethane | E Param.: -5.90 |   | Asian J. Org. Chem. 2014, 3, 550-555 10.1002/ajoc.201402009 |
(S,E)-5-benzyl-1-((E)-3-(4-cyanophenyl)allylidene)-2,2,3-trimethyl-4-oxoimidazolidin-1-ium |
dichloromethane | E Param.: -6.00 |   | Asian J. Org. Chem. 2014, 3, 550-555 10.1002/ajoc.201402009 |
(S,E)-5-benzyl-1-((E)-3-(4-(dimethylamino)phenyl)allylidene)-2,2,3-trimethyl-4-oxoimidazolidin-1-ium |
dichloromethane | E Param.: -10.60 |   | 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 |
(S,E)-5-benzyl-1-((E)-3-(4-methoxyphenyl)allylidene)-2,2,3-trimethyl-4-oxoimidazolidin-1-ium |
dichloromethane | E Param.: -8.00 |   | Asian J. Org. Chem. 2014, 3, 550-555 10.1002/ajoc.201402009 |
(S,E)-5-benzyl-2,2,3-trimethyl-1-((E)-3-(3-nitrophenyl)allylidene)-4-oxoimidazolidin-1-ium |
dichloromethane | E Param.: -6.10 |   | Asian J. Org. Chem. 2014, 3, 550-555 10.1002/ajoc.201402009 |
(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 |
(2S,5S)-5-benzyl-3-methyl-4-oxo-1-(3-phenylallylidene)-2-((E)-styryl)imidazolidin-1-ium |
dichloromethane | E Param.: -5.90 |   | Asian J. Org. Chem. 2014, 3, 550-555 10.1002/ajoc.201402009 |
p-quinone (C-H) |
| E Param.: -16.19 |   | J. Am. Chem. Soc. 2014, 136, 11499-11512 10.1021/ja505613b |
(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 |
ethyl 2-methylprop-2-enoate (in DMSO) |
DMSO | E Param.: -22.77 |   | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
ethyl (E)-but-2-enoate (in DMSO) |
DMSO | E Param.: -23.59 |   | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
ethyl cinnamate (in DMSO) |
DMSO | E Param.: -24.52 |   | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
(E)-1-methyl-4-(styrylsulfonyl)benzene (in DMSO) |
DMSO | E Param.: -24.69 |   | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
dihydro-2H-pyran-2-one |
DMSO | E Param.: -21.80 |   | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
ethyl 3-nitro-1H-indole-1-carboxylate |
| E Param.: -14.10 |   | Chem. Commun. 2021, 57, 10071-10074 10.1039/d1cc04074j |
4-bromo-3-nitro-1-tosyl-1H-indole |
| E Param.: -14.60 |   | Chem. Commun. 2021, 57, 10071-10074 10.1039/d1cc04074j |
fc(Me)CH+ |
| E Param.: -2.57 |  | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
dimethylmethyleneammonium ion |
| E Param.: -6.69 |  | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
methyl(phenyl)methyleneammonium ion |
| E Param.: -5.17 |  | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
Vilsmeier ion |
| E Param.: -5.77 |  | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c |
(2,4,6-trimethylphenyl)ethylium ion |
| E Param.: 6.04 |  | Macromolecules 2005, 38, 33-40 10.1021/ma048389o |
1,3-bis(2,4,6-trimethylphenyl)but-1-ylium ion |
| E Param.: 6.16 |  | Macromolecules 2005, 38, 33-40 10.1021/ma048389o |
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 |