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Mayr's Database Of Reactivity Parameters: Searches
Mayr's Database of Reactivity Parameters

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1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9« Back Found 1702 molecules, page 1 of 18
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Name Solvent Reactivity
Parameters 		Classification Reference
(title or year)
methylenecyclopropane
C4H6*
 dichloromethane

N  Param.: -0.47

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methylenecyclobutane
C5H8*
 dichloromethane

N  Param.: 1.65

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methylenecycloheptane
C8H14*
 dichloromethane

N  Param.: 2.24

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methylenecyclooctane
C9H16*
 dichloromethane

N  Param.: 3.16

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methylenecyclononane
C10H18*
 dichloromethane

N  Param.: 2.57

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methylenecyclodecane
C11H20*
 dichloromethane

N  Param.: 2.82

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methylenecycloundecane
C12H22*
 dichloromethane

N  Param.: 2.33

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methylenecyclododecane
C13H24*
 dichloromethane

N  Param.: 1.52

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methylenecyclopentadecane
C16H30*
 dichloromethane

N  Param.: 1.69

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
propene
C3H6*
 dichloromethane

N  Param.: -2.41

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
allyl-tert.butyl-dimethylsilane
C9H20Si*
 dichloromethane

N  Param.: 1.80

sN Param.: 0.95		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
allyltriethylsilane
C9H20Si*
 dichloromethane

N  Param.: 1.93

sN Param.: 0.95		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
allyltriisopropylsilane
C12H26Si*
 dichloromethane

N  Param.: 2.04

sN Param.: 0.95		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
allyltri-n-butylsilane
C15H32Si*
 dichloromethane

N  Param.: 2.09

sN Param.: 0.95		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
allyltrihexylsilane
C21H44Si*
 dichloromethane

N  Param.: 2.11

sN Param.: 0.95		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(Z)-but-2-enyltrimethylsilane
C7H16Si*
 dichloromethane

N  Param.: 1.69

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(E)-but-2-enyltrimethylsilane
C7H16Si*
 dichloromethane

N  Param.: 1.94

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(2,3-dimethylbut-2-enyl)triethylsilane
C12H26Si*
 dichloromethane

N  Param.: 3.15

sN Param.: 1.15		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-methyl-but-1-ene
C5H10*
 dichloromethane

N  Param.: 1.00

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2,4-dimethyl-penta-1,4-diene
C7H12*
 dichloromethane

N  Param.: 0.54

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2,5-dimethyl-hexa-1,5-diene
C8H14*
 dichloromethane

N  Param.: 1.14

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2,6-dimethyl-hepta-1,6-diene
C9H16*
 dichloromethane

N  Param.: 1.69

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2,7-dimethylocta-1,7-diene
C10H18*
 dichloromethane

N  Param.: 1.58

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(trimethylsilyl)furan
C7H12OSi*
 dichloromethane

N  Param.: 2.16

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(triethylsilyl)furan
C10H18OSi*
 dichloromethane

N  Param.: 2.20

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(tributylsilyl)furan
C16H30OSi*
 dichloromethane

N  Param.: 2.37

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
thiophene
C4H4S*
 dichloromethane

N  Param.: -1.01

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(trimethylsilyl)thiophene
C7H12SSi*
 dichloromethane

N  Param.: -0.80

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(tributylstannyl)furan
C16H30OSn*
 dichloromethane

N  Param.: 3.63

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(tributylstannyl)thiophene
C16H30SSn*
 dichloromethane

N  Param.: 1.53

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
buta-1,3-diene
C4H6*
 dichloromethane

N  Param.: -0.87

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(Z)-penta-1,3-diene
C5H8*
 dichloromethane

N  Param.: 0.66

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(E,E)-hexa-2,4-diene
C6H10*
 dichloromethane

N  Param.: 1.17

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2,3-dimethyl-buta-1,3-diene
C6H10*
 dichloromethane

N  Param.: 1.17

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(E)-penta-1,3-diene
C5H8*
 dichloromethane

N  Param.: 1.49

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
4-methyl-penta-1,3-diene
C6H10*
 dichloromethane

N  Param.: 2.60

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(E)-2-methyl-penta-1,3-diene
C6H10*
 dichloromethane

N  Param.: 3.09

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
4-(trimethylsilyl)but-1-en-3-ynyl-Co2(CO)5(PPh3)
*
 dichloromethane

N  Param.: -0.76

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-phenyl-4-(trimethylsilyl)but-1-en-3-ynyl-Co2(CO)6
*
 dichloromethane

N  Param.: 1.33

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
cyclohexa-1,3-diene
C6H8*
 dichloromethane

N  Param.: 0.67

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
cyclohepta-1,3-diene
C7H10*
 dichloromethane

N  Param.: 0.06

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
cycloocta-1,3-diene
C8H12*
 dichloromethane

N  Param.: -0.50

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
cyclopentadiene
C5H6*
 dichloromethane

N  Param.: 2.30

sN Param.: 1.06		***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
pop(tol)CH+
C20H17O*

E Param.: 2.16

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
fc(ani)CH+
C18H17FeO*

E Param.: -2.90

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
fc(Me)CH+
C12H13Fe*

E Param.: -2.57

*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
fc2CH+
C21H19Fe2*

E Param.: -8.54

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
C7H7+-Fe(CO)3
*

E Param.: -3.49

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
C7H9+-Fe(CO)3
*

E Param.: -9.21

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
C6H7+-Fe(CO)3
*

E Param.: -7.76

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
C6H6OMe+-Fe(CO)3
*

E Param.: -8.94

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(Z)-1-(triisopropylsiloxy)propen
C12H26OSi*
 dichloromethane

N  Param.: 3.87

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1,2-bis(trimethylsiloxy)cyclohexene
C12H26O2Si2*
 dichloromethane

N  Param.: 4.46

sN Param.: 1.15		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(trimethylsiloxy)buta-1,3-diene
C7H14OSi*
 dichloromethane

N  Param.: 4.83

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1-(trimethylsiloxy)buta-1,3-diene
C7H14OSi*
 dichloromethane

N  Param.: 4.60

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1-(trimethylsiloxy)cycloheptene
C10H20OSi*
 dichloromethane

N  Param.: 6.62

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1-(trimethylsiloxy)cyclooctene
C11H22OSi*
 dichloromethane

N  Param.: 6.77

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
Z-3-(trimethylsiloxy)pent-2-ene
C8H18OSi*
 dichloromethane

N  Param.: 5.58

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(trimethylsiloxy)furan
C7H12O2Si*
 dichloromethane

N  Param.: 7.22

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
3-(trimethylsilyl)cyclopentene
C8H16Si*
 dichloromethane

N  Param.: 1.77

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
3-(trihexylsilyl)cyclopentene
C23H46Si*
 dichloromethane

N  Param.: 1.98

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(2-methylallyl)trichlorosilane
C4H7Cl3Si*
 dichloromethane

N  Param.: -0.57

sN Param.: 0.95		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
allyltriphenylgermane
C21H20Ge*
 dichloromethane

N  Param.: 1.20

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
prenyl-tributylstannane
C17H36Sn*
 dichloromethane

N  Param.: 4.74

sN Param.: 1.15		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(2-methylallyl)triphenylstannane
C22H22Sn*
 dichloromethane

N  Param.: 5.13

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
tetramethylethylene
C6H12*
 dichloromethane

N  Param.: -1.00

sN Param.: 1.40		***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(2-methylallyl)benzene
C10H12*
 dichloromethane

N  Param.: 0.25

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
alpha-methylstyrene
C9H10*
 dichloromethane

N  Param.: 2.35

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-cyclopropylpropene
C6H10*
 dichloromethane

N  Param.: 2.60

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(Z)-phenylpropene
C9H10*
 dichloromethane

N  Param.: -1.07

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
cyclopentene
C5H8*
 dichloromethane

N  Param.: -1.55

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(1S)-(-)-alpha-pinene
C10H16*
 dichloromethane

N  Param.: 0.68

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
(E)-but-2-ene
C4H8*
 dichloromethane

N  Param.: -2.45

sN Param.: 1.10		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
benzaldehyde-boron trichloride complex
*

E Param.: 1.12

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
4-chlorobenzaldehyde-boron trichloride complex
*

E Param.: 1.44

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
tropylium ion
C7H7*

E Param.: -3.72

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
propyn-1-ylium-Co2(CO)6
*

E Param.: -0.84

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1-phenyl-proyn-ylium-Co2(CO)6
*

E Param.: -0.97

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
3-phenylpropyn-1-ylium-Co2(CO)6
*

E Param.: -1.58

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
3-(trimethylsilyl)propyn-1-ylium-Co2(CO)6
*

E Param.: -1.60

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1-phenyl-propyn-1-ylium-Co2(CO)5(PPh3)
*

E Param.: -6.19

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-phenyl-1,3-dithiolan-2-ylium ion
C9H9S2*

E Param.: -5.91

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-phenyl-1,3-dithianylium ion
C10H11S2*

E Param.: -6.43

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1,3-dithianylium ion
C4H7S2*

E Param.: -2.14

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
N-ethylidenecarbazolium ion
C14H12N*

E Param.: 2.41

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
N-methylacridinium ion
C14H12N*

E Param.: -7.15

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
dimethylmethyleneammonium ion
C3H8N*

E Param.: -6.69

*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methyl(phenyl)methyleneammonium ion
C8H10N*

E Param.: -5.17

*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
Vilsmeier ion
C3H7ClN*

E Param.: -5.77

*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methoxy-phenylmethylium ion
C8H9O*

E Param.: 2.97

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methoxy-(4-methoxyphenyl)methylium ion
C9H11O2*

E Param.: 0.14

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
methoxy-(4-methylphenyl)methylium ion
C9H11O*

E Param.: 1.90

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
Pd-allyl cation
*

E Param.: -10.11

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
ethyl-vinylether
C4H8O*
 dichloromethane

N  Param.: 3.92

sN Param.: 0.90		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
isobutylenyl-ethylether
C6H12O*
 dichloromethane

N  Param.: 4.23

sN Param.: 1.00		*Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
flavylium ion
C15H11O*

E Param.: -3.45

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
2-(4-methoxyphenyl)chromenylium ion
C16H13O2*

E Param.: -4.95

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1,1,3-triphenylallylium ion
C21H17*

E Param.: 0.98

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1,1-dianisyl-3-phenylallylium ion
C23H21O2*

E Param.: -2.67

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1,1-bis(4-dimethylaminophenyl)-3-phenylallylium ion
*

E Param.: -8.97

***Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c

News

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  • 11/05/25:
    Isochalcogenoureas (O, S, Se & Te derivatives) have been added (Angew. Chem. Int. Ed. 2025, EarlyView, e202514865).
  • 01/30/25:
    Sesamol-derived ortho-quinone methides (o-QM) have been added (ChemEurJ 2024, e202403785 & OBC 2025, 23, 827-834)
  • 05/22/24:
    Lactone enolates have been added (JOC 2024, 89, 6915-6928).
  • 11/13/24:
    2-Methylene-1,2-dihydropyridines (2-pyNHOs) have been added (EurJOC 2024, 27, e202400373).
  • 05/21/24:
    Mesoionic pyridinium-derived N-heterocyclic olefins (py-mNHOs) have been added (Angew. Chem. Int. Ed. 2024, 63, e202318283).
  • 10/19/23:
    Enamines derived from 4-(alkylthio)-3-imidazolines and aldehydes have been added (ChemEurJ 2023, doi: 10.1002/chem.202302764).
  • 09/28/23:
    Mesoionic N-heterocyclic olefins (mNHOs) have been added (Angew. Chem. Int. Ed. 2023, 62, e202309790).
  • 07/05/23:
    S-Cyanomethylated imidazolidine-4-thione-derived enamines have been added (ChemComm 2023, 59, 8091).
  • 03/16/23:
    Cyclic alpha-diazo carbonyl compounds added (EurJOC 2023, 26, e202300005)
  • 01/30/23:
    NADH and NADPH reactivities (in water, pH 7) determined by Mayer and Moran have been added (OBC 2022, 21, 85-88).
  • 09/20/22:
    Alkenyl boronate nucleophilicity by Liu, Ready and co-workers has been added (JACS 2022, 144, 16118).
  • 01/30/23:
    Electrophilicities of diazo compounds in azo couplings (ChemEurJ 2022, 28, e202201376)
  • 01/30/23:
    Diazocyclopentadiene added (Synthesis 2023, 55, 354-358)
  • 01/30/23:
    Electrophilic indoles added (ChemCommun 2021, 57, 10071-10074)
  • 04/13/21:
    Cyclic Michael acceptors added (Chem. Sci. 2021, 12, 4850-4865)
  • 05/21/21:
    Thiophenolates (in DMSO) added (JOC 2021, 86, 5965-5972)
  • 05/06/20:
    Heteroallenes added (JACS 2020, 142, 8383-8402).
  • 01/27/20:
    Pyrrolidines and Imidazolidinones added (JACS 2020, 142, 1526-1547).
  • 05/06/20:
    GSH reactivity added (Angew. Chem. Int. Ed. 2019, 58, 17704-17708)
  • 01/30/23:
    Phenolates added (JOC 2019, 84, 8837-8858)
  • 04/24/18:
    Ketones added (JACS 2018, 140, 5500).
  • 11/03/17:
    Allyl-boron nucleophiles added (JACS 2017, 139, 15324)
  • 04/23/18:
    Peroxide anions added (Angew. Chem. Int. Ed. 2017, 56, 13279).
  • 04/23/18:
    Michael acceptors added (JACS 2017, 139, 13318).
  • 06/16/17:
    Nucleophilicities of VNS reagents (JOC 2017, 82, 1011).