Mayr's Database Of Reactivity Parameters
AK Prof. Mayr

Quinone Methides

For reactivities of structurally related compounds go to: Electrophiles » C-Electrophiles » Acceptor-Substituted Ethylenes
Found 37 Molecules.
Molecule Solvent Reactivity Parameters Classification Reference (sort by title or year)
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(E)-2,6-di-tert-butyl-4-(3-(4-methoxyphenyl)allylidene)cyclohexa-2,5-dien-1-one		DMSOE Parameter: -17.42
***Org. Lett. 2020, 22, 2182-2186
DOI: 10.1021/acs.orglett.0c00338
image of molecule

(E)-2,6-di-tert-butyl-4-(3-(4-nitrophenyl)allylidene)cyclohexa-2,5-dien-1-one		DMSOE Parameter: -16.25
***Org. Lett. 2020, 22, 2182-2186
DOI: 10.1021/acs.orglett.0c00338
image of molecule

(E)-2,6-di-tert-butyl-4-(3-phenylallylidene)cyclohexa-2,5-dien-1-one		DMSOE Parameter: -17.00
***Org. Lett. 2020, 22, 2182-2186
DOI: 10.1021/acs.orglett.0c00338
image of molecule

(E)-6-((1-methyl-1H-indol-2-yl)methylene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -15.55
***Org. Biomol. Chem. 2025, 23, 827-834
DOI: 10.1039/D4OB01855A
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(E)-6-((1-methyl-1H-pyrrol-2-yl)methylene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -17.03
***Org. Biomol. Chem. 2025, 23, 827-834
DOI: 10.1039/D4OB01855A
image of molecule

(E)-6-((E)-3-phenylallylidene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -16.00
***Org. Biomol. Chem. 2025, 23, 827-834
DOI: 10.1039/D4OB01855A
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(E)-6-(3-fluorobenzylidene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -14.00
***Chem. Eur. J. 2025, 31, e202403785
DOI: 10.1002/chem.202403785
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(E)-6-(4-(dimethylamino)benzylidene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -16.07
***Chem. Eur. J. 2025, 31, e202403785
DOI: 10.1002/chem.202403785
image of molecule

(E)-6-(4-(trifluoromethyl)benzylidene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -13.54
***Chem. Eur. J. 2025, 31, e202403785
DOI: 10.1002/chem.202403785
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(E)-6-(4-chlorobenzylidene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -13.99
***Chem. Eur. J. 2025, 31, e202403785
DOI: 10.1002/chem.202403785
image of molecule

(E)-6-(4-methoxybenzylidene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -15.20
***Chem. Eur. J. 2025, 31, e202403785
DOI: 10.1002/chem.202403785
image of molecule

(E)-6-(4-methylbenzylidene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -14.85
***Chem. Eur. J. 2025, 31, e202403785
DOI: 10.1002/chem.202403785
image of molecule

(E)-6-(4-nitrobenzylidene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -13.15
***Chem. Eur. J. 2025, 31, e202403785
DOI: 10.1002/chem.202403785
image of molecule

(E)-6-(furan-2-ylmethylene)benzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -15.73
***Org. Biomol. Chem. 2025, 23, 827-834
DOI: 10.1039/D4OB01855A
image of molecule

(E)-6-benzylidenebenzo[d][1,3]dioxol-5(6H)-one		0E Parameter: -14.47
***Chem. Eur. J. 2025, 31, e202403785
DOI: 10.1002/chem.202403785
image of molecule

2,6-di-tert-butyl-4-(2,2,2-trifluoroethylidene)cyclohexa-2,5-dien-1-one		DMSOE Parameter: -11.68
***Eur. J. Org. Chem. 2020, , 3812-3817
DOI: 10.1002/ejoc.202000295
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2,6-di-tert-butyl-4-(methoxymethylene)cyclohexa-2,5-dien-1-one		0E Parameter: -15.10
***Chem. Eur. J. 2025, , in print
DOI: 10.1002/chem.202501224
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2,6-di-tert-butyl-4-ethylidenecyclohexa-2,5-dien-1-one		0E Parameter: -13.68
***Chem. Eur. J. 2025, , in print
DOI: 10.1002/chem.202501224
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2,6-di-tert-butyl-4-methylenecyclohexa-2,5-dien-1-one		0E Parameter: -11.17
***Chem. Eur. J. 2025, , in print
DOI: 10.1002/chem.202501224
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2,6-di-tert.butyl-4-(3,5-difluorobenzylidene)cyclohexa-2,5-dienone		0E Parameter: -14.50
***Eur. J. Org. Chem. 2009, , 3203-3211
DOI: 10.1002/ejoc.200900299
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2,6-di-tert.butyl-4-(3-fluorobenzylidene)cyclohexa-2,5-dienone		0E Parameter: -15.03
***Eur. J. Org. Chem. 2009, , 3203-3211
DOI: 10.1002/ejoc.200900299
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2,6-di-tert.butyl-4-(4-nitrobenzylidene)cyclohexa-2,5-dienone		0E Parameter: -14.36
***Eur. J. Org. Chem. 2009, , 3203-3211
DOI: 10.1002/ejoc.200900299
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2,6-dimethoxy-4-(4-(dimethylamino)benzylidene)cyclohexa-2,5-dienone		0E Parameter: -17.18
***Eur. J. Org. Chem. 2009, , 3203-3211
DOI: 10.1002/ejoc.200900299
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2,6-dimethoxy-4-(4-methoxybenzylidene)cyclohexa-2,5-dienone		0E Parameter: -16.38
***Eur. J. Org. Chem. 2009, , 3203-3211
DOI: 10.1002/ejoc.200900299
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2,6-dimethyl-4-(4-(dimethylamino)benzylidene)cyclohexa-2,5-dienone		0E Parameter: -16.36
***Eur. J. Org. Chem. 2009, , 3203-3211
DOI: 10.1002/ejoc.200900299
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2,6-diphenyl-4-benzylidenecyclohexa-2,5-dienone		0E Parameter: -11.87
***Eur. J. Org. Chem. 2009, , 3203-3211
DOI: 10.1002/ejoc.200900299
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2-(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dien-1-ylidene)acetonitrile		0E Parameter: -11.88
***Chem. Eur. J. 2025, , in print
DOI: 10.1002/chem.202501224
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4-benzylidene-2,6-di-tert-butylcyclohexa-2,5-dien-1-one		0E Parameter: -15.58
***Chem. Eur. J. 2025, , in print
DOI: 10.1002/chem.202501224
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ani(Br)2QM		0E Parameter: -8.63
****Angew. Chem. Int. Ed. 2002, 41, 91-95
DOI: 10.1002/1521-3773(20020104)41:1<91::AID-ANIE91>3.0.CO;2-P
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ani(Ph)2QM		0E Parameter: -12.18
****Angew. Chem. Int. Ed. 2002, 41, 91-95
DOI: 10.1002/1521-3773(20020104)41:1<91::AID-ANIE91>3.0.CO;2-P
image of molecule

ani(t-Bu)2QM		E Parameter: -16.11
****Angew. Chem. Int. Ed. 2002, 41, 91-95
DOI: 10.1002/1521-3773(20020104)41:1<91::AID-ANIE91>3.0.CO;2-P
image of molecule

dma(Ph)2QM		0E Parameter: -13.39
****Angew. Chem. Int. Ed. 2002, 41, 91-95
DOI: 10.1002/1521-3773(20020104)41:1<91::AID-ANIE91>3.0.CO;2-P
image of molecule

dma(t-Bu)2QM		E Parameter: -17.29
****Angew. Chem. Int. Ed. 2002, 41, 91-95
DOI: 10.1002/1521-3773(20020104)41:1<91::AID-ANIE91>3.0.CO;2-P
image of molecule

E)-2,6-di-tert-butyl-4-(3-(4-chlorophenyl)allylidene)cyclohexa-2,5-dien-1-one		DMSOE Parameter: -16.84
***Org. Lett. 2020, 22, 2182-2186
DOI: 10.1021/acs.orglett.0c00338
image of molecule

ethyl 2-(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dien-1-ylidene)acetate		0E Parameter: -12.01
***Chem. Eur. J. 2025, , in print
DOI: 10.1002/chem.202501224
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jul(t-Bu)2QM		0E Parameter: -17.90
****Angew. Chem. Int. Ed. 2002, 41, 91-95
DOI: 10.1002/1521-3773(20020104)41:1<91::AID-ANIE91>3.0.CO;2-P
image of molecule

tol(t-Bu)2QM		0E Parameter: -15.83
****Angew. Chem. Int. Ed. 2002, 41, 91-95
DOI: 10.1002/1521-3773(20020104)41:1<91::AID-ANIE91>3.0.CO;2-P
 
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