Acceptor-Substituted Ethylenes
| Name | Solvent |
Reactivity Parameters |
Classification |
Reference (title or year) |
|---|---|---|---|---|
tol(t-Bu)2QM  |
E Param.: -15.83 |  | Angew. Chem. Int. Ed. 2002, 41, 91-95 10.1002/1521-3773(20[...] | |
tert-butyl prop-2-enoate (in DMSO) |
DMSO | E Param.: -20.22 | | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
p-(methoxy)benzylidenemalononitrile |
E Param.: -10.80 | | J. Org. Chem. 2003, 68, 6880-6886 10.1021/jo0344182 | |
p-(methoxy)benzylidene Meldrum's acid |
E Param.: -10.28 | | J. Org. Chem. 2008, 73, 2738-2745 10.1021/jo702590s | |
p-(dimethylamino)benzylidenemalononitrile |
E Param.: -13.30 | | J. Org. Chem. 2003, 68, 6880-6886 10.1021/jo0344182 | |
p-(dimethylamino)benzylidene Meldrum's acid |
E Param.: -12.76 | | J. Org. Chem. 2008, 73, 2738-2745 10.1021/jo702590s | |
N-methyl maleimide |
DMSO | E Param.: -14.07 | | Eur. J. Org. Chem. 2014, , 2956-2963 10.1002/ejoc.201301779 |
N,N-dimethylprop-2-enamide (in DMSO) |
DMSO | E Param.: -23.54 | | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
methyl prop-2-enoate (in DMSO) |
DMSO | E Param.: -18.84 | | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
maleic anhydride |
DMSO | E Param.: -11.31 | | Eur. J. Org. Chem. 2014, , 2956-2963 10.1002/ejoc.201301779 |
julBBS |
E Param.: -13.84 | | J. Org. Chem. 2007, 72, 9170-9180 10.1021/jo071273g | |
jul-indan-1,3-dione |
E Param.: -14.68 | | Org. Biomol. Chem. 2007, 5, 3020-3026 10.1039/b708025e | |
jul(t-Bu)2QM |
E Param.: -17.90 | | Angew. Chem. Int. Ed. 2002, 41, 91-95 10.1002/1521-3773(20[...] | |
jul(S)BBS |
E Param.: -11.89 | | J. Org. Chem. 2007, 72, 9170-9180 10.1021/jo071273g | |
jul Meldrum's acid |
E Param.: -13.97 | | J. Org. Chem. 2008, 73, 2738-2745 10.1021/jo702590s | |
hex-3-yn-2-one |
E Param.: -17.90 |  | Angew. Chem. Int. Ed. 2019, 58, 17704-17708 10.1002/anie.201909803 | |
furan-2(5H)-one |
DMSO | E Param.: -20.70 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
fumaronitrile |
DMSO | E Param.: -15.71 | | Eur. J. Org. Chem. 2014, , 2956-2963 10.1002/ejoc.201301779 |
ethyl prop-2-enoate (in DMSO) |
DMSO | E Param.: -19.07 | | 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 |
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 2-(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dien-1-ylidene)acetate |
E Param.: -12.01 | | Chem. Eur. J. 2025, 31, e202501224 10.1002/chem.202501224 | |
ethyl (E)-but-2-enoate (in DMSO) |
DMSO | E Param.: -23.59 | | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
ethenylsulfonylbenzene (in DMSO) |
DMSO | E Param.: -18.36 | | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
ethenesulfonyl fluoride (ESF) |
DMSO | E Param.: -12.09 | | Angew. Chem. Int. Ed. 2016, 55, 12664-12667 10.1002/anie.201601875 |
E)-2,6-di-tert-butyl-4-(3-(4-chlorophenyl)allylidene)cyclohexa-2,5-dien-1-one |
DMSO | E Param.: -16.84 | | Org. Lett. 2020, 22, 2182-2186 10.1021/acs.orglett.[...] |
dmaBBS |
E Param.: -12.76 | | J. Org. Chem. 2007, 72, 9170-9180 10.1021/jo071273g | |
dma(t-Bu)2QM |
E Param.: -17.29 | | Angew. Chem. Int. Ed. 2002, 41, 91-95 10.1002/1521-3773(20[...] | |
dma(S)BBS |
E Param.: -10.73 | | J. Org. Chem. 2007, 72, 9170-9180 10.1021/jo071273g | |
dma(Ph)2QM |
E Param.: -13.39 | | Angew. Chem. Int. Ed. 2002, 41, 91-95 10.1002/1521-3773(20[...] | |
dihydro-2H-pyran-2-one |
DMSO | E Param.: -21.80 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
diethyl maleate |
DMSO | E Param.: -19.49 | | Eur. J. Org. Chem. 2014, , 2956-2963 10.1002/ejoc.201301779 |
diethyl fumarate |
DMSO | E Param.: -17.79 | | Eur. J. Org. Chem. 2014, , 2956-2963 10.1002/ejoc.201301779 |
diethyl benzylidene malonate |
E Param.: -20.55 | | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277 | |
diethyl 4-nitrobenzylidene malonate |
E Param.: -17.67 | | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277 | |
diethyl 4-methyl-benzylidene malonate |
E Param.: -21.11 | | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277 | |
diethyl 4-methoxy-benzylidene malonate |
E Param.: -21.47 | | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277 | |
diethyl 4-cyano-benzylidene malonate |
E Param.: -18.06 | | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277 | |
diethyl 4-(dimethylamino)benzylidene malonate |
E Param.: -23.10 | | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277 | |
diethyl 3-chloro-benzylidene malonate |
E Param.: -18.98 | | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277 | |
diethyl 2-((julolidine-9-yl)methylene)malonate |
E Param.: -23.80 | | Chem. Eur. J. 2008, 14, 9675-9682 10.1002/chem.200801277 | |
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 | |
cyclopentenone |
DMSO | E Param.: -20.60 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
cyclohexenone |
DMSO | E Param.: -22.10 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
cycloheptenone |
DMSO | E Param.: -22.00 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
cinnamonitrile (in DMSO) |
DMSO | E Param.: -24.60 | | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
butynone |
E Param.: -16.60 | | Angew. Chem. Int. Ed. 2019, 58, 17704-17708 10.1002/anie.201909803 | |
but-3-en-2-one (in DMSO) |
DMSO | E Param.: -16.76 | | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
bh6j |
E Param.: -17.90 | | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 | |
bh6a |
E Param.: -18.60 | | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 | |
bh 6m |
E Param.: -17.30 | | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 | |
bh 6l |
E Param.: -18.90 | | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 | |
bh 6k |
E Param.: -18.20 | | 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 | |
bh 6f |
E Param.: -18.90 | | Chem. Eur. J. 2010, 16, 1365-1371 10.1002/chem.200902487 | |
benzylidenemalononitrile |
E Param.: -9.42 | | J. Org. Chem. 2003, 68, 6880-6886 10.1021/jo0344182 | |
benzylidene-Meldrum's acid |
E Param.: -9.15 | | J. Org. Chem. 2008, 73, 2738-2745 10.1021/jo702590s | |
aniBBS |
E Param.: -10.37 | | J. Org. Chem. 2007, 72, 9170-9180 10.1021/jo071273g | |
ani(t-Bu)2QM |
E Param.: -16.11 | | Angew. Chem. Int. Ed. 2002, 41, 91-95 10.1002/1521-3773(20[...] | |
ani(Ph)2QM |
E Param.: -12.18 | | Angew. Chem. Int. Ed. 2002, 41, 91-95 10.1002/1521-3773(20[...] | |
ani(Br)2QM |
E Param.: -8.63 | | Angew. Chem. Int. Ed. 2002, 41, 91-95 10.1002/1521-3773(20[...] | |
acrylonitrile (in DMSO) |
DMSO | E Param.: -19.05 | | J. Am. Chem. Soc. 2017, 139, 13318-13329 10.1021/jacs.7b05106 |
<i>trans-beta</i>-nitrostyrene |
E Param.: -13.85 | | J. Org. Chem. 2011, 76, 9370-9378 10.1021/jo201678u | |
4-phenylbut-3-yn-2-one |
E Param.: -16.90 | | Angew. Chem. Int. Ed. 2019, 58, 17704-17708 10.1002/anie.201909803 | |
4-nitro-<i>trans-beta</i>-nitrostyrene |
E Param.: -12.37 | | J. Org. Chem. 2011, 76, 9370-9378 10.1021/jo201678u | |
4-methyl-<i>trans-beta</i>-nitrostyrene |
E Param.: -14.23 | | J. Org. Chem. 2011, 76, 9370-9378 10.1021/jo201678u | |
4-methoxy-<i>trans-beta</i>-nitrostyrene |
E Param.: -14.70 | | J. Org. Chem. 2011, 76, 9370-9378 10.1021/jo201678u | |
4-cyano-<i>trans-beta</i>-nitrostyrene |
E Param.: -12.61 | | J. Org. Chem. 2011, 76, 9370-9378 10.1021/jo201678u | |
4-bromo-<i>trans-beta</i>-nitrostyrene |
E Param.: -13.37 | | J. Org. Chem. 2011, 76, 9370-9378 10.1021/jo201678u | |
4-benzylidene-2,6-di-tert-butylcyclohexa-2,5-dien-1-one |
E Param.: -15.58 | | Chem. Eur. J. 2025, 31, e202501224 10.1002/chem.202501224 | |
4-(2,2-bis(phenylsulfonyl)vinyl)-N,N-dimethylaniline |
DMSO | E Param.: -16.53 | | Chem. Asian J. 2012, 7, 1401-1407 10.1002/asia.201101046 |
3-methylenetetrahydropyran-2-one |
DMSO | E Param.: -19.50 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
3-methylenedihydrofuranone |
DMSO | E Param.: -19.40 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
3-methylcyclopentenone |
DMSO | E Param.: -28.90 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
3-methylcyclohexenone |
DMSO | E Param.: -29.60 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
2-phenylethene-1-sulfonyl fluoride |
DMSO | E Param.: -16.63 | | Angew. Chem. Int. Ed. 2016, 55, 12664-12667 10.1002/anie.201601875 |
2-methylcyclopentenone |
DMSO | E Param.: -22.10 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
2-methylcyclohexenone |
DMSO | E Param.: -27.50 | | Chem. Sci. 2021, 12, 4850-4865 10.1039/D0SC06628A |
2-cinnamoyl-3-methyl-1-(perfluorophenyl)-1H-imidazol-3-ium |
DMSO | E Param.: -10.09 | | Top. Catal. 2018, 61, 585-590 10.1007/s11244-018-0[...] |
2-cinnamoyl-1-mesityl-3-methyl-1H-imidazol-3-ium |
DMSO | E Param.: -11.48 | | Top. Catal. 2018, 61, 585-590 10.1007/s11244-018-0[...] |
2-cinnamoyl-1-(4-methoxyphenyl)-3-methyl-1H-imidazol-3-ium |
DMSO | E Param.: -11.79 | | Top. Catal. 2018, 61, 585-590 10.1007/s11244-018-0[...] |
2-cinnamoyl-1-(2,6-dimethoxyphenyl)-3-methyl-1H-imidazol-3-ium |
DMSO | E Param.: -12.02 | | Top. Catal. 2018, 61, 585-590 10.1007/s11244-018-0[...] |
2-cinnamoyl-1,3-dimethyl-1H-imidazol-3-ium |
DMSO | E Param.: -11.52 | | Angew. Chem. Int. Ed. 2012, 51, 5234-5238 10.1002/anie.201109042 |
2-benzylidenebenzo[d][1,3]dithiole 1,1,3,3-tetraoxide |
DMSO | E Param.: -11.78 | | Chem. Asian J. 2012, 7, 1401-1407 10.1002/asia.201101046 |
2-benzylidene-indan-1,3-dione |
E Param.: -10.11 | | Org. Biomol. Chem. 2007, 5, 3020-3026 10.1039/b708025e | |
2-(p-methoxybenzylidene)-indan-1,3-dione |
E Param.: -11.32 | | Org. Biomol. Chem. 2007, 5, 3020-3026 10.1039/b708025e | |
2-(p-(dimethylamino)benzylidene)-indan-1,3-dione |
E Param.: -13.56 | | Org. Biomol. Chem. 2007, 5, 3020-3026 10.1039/b708025e | |
2-(4-methoxybenzylidene)benzo[d][1,3]dithiole 1,1,3,3-tetraoxide |
DMSO | E Param.: -13.02 | | Chem. Asian J. 2012, 7, 1401-1407 10.1002/asia.201101046 |
2-(4-methoxybenzylidene)-1,3-dithiane 1,1,3,3-tetraoxide |
DMSO | E Param.: -14.55 | | Chem. Asian J. 2012, 7, 1401-1407 10.1002/asia.201101046 |
2-(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dien-1-ylidene)acetonitrile |
E Param.: -11.88 | | Chem. Eur. J. 2025, 31, e202501224 10.1002/chem.202501224 | |
2,6-diphenyl-4-benzylidenecyclohexa-2,5-dienone |
E Param.: -11.87 | | Eur. J. Org. Chem. 2009, , 3203-3211 10.1002/ejoc.200900299 | |
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 | |
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 | |
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 | |
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 | |
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 | |
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 | |
2,6-di-tert-butyl-4-methylenecyclohexa-2,5-dien-1-one |
E Param.: -11.17 | | Chem. Eur. J. 2025, 31, e202501224 10.1002/chem.202501224 | |
2,6-di-tert-butyl-4-ethylidenecyclohexa-2,5-dien-1-one |
E Param.: -13.68 | | Chem. Eur. J. 2025, 31, e202501224 10.1002/chem.202501224 | |
2,6-di-tert-butyl-4-(methoxymethylene)cyclohexa-2,5-dien-1-one |
E Param.: -15.10 | | Chem. Eur. J. 2025, 31, e202501224 10.1002/chem.202501224 |