Mayr's Database of Reactivity Parameters

Nucleophiles

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Name Solvent Reactivity
Parameters
Classification Reference
(title or year)
2-(tris(trimethylsilyl)silyl)propene
C12H32Si4 *
dichloromethane

N  Param.: -0.31

sN Param.: 0.99
*** Chem. Eur. J. 2014, 20, 1103-1110
10.1002/chem.201303215
tetrabutylstannane
*
dichloromethane

N  Param.: -0.30

sN Param.: 1.07
*** Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
(4-(tert-butyl)phenethyl)trimethylstannane
*
1,2-dichloroethane

N  Param.: -0.30

sN Param.: 1.10
- Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
2-(pentamethyldisilyl)propene
C8H20Si2 *
dichloromethane

N  Param.: -0.26

sN Param.: 0.95
*** Chem. Eur. J. 2014, 20, 1103-1110
10.1002/chem.201303215
norbornene
C7H10 *
dichloromethane

N  Param.: -0.25

sN Param.: 1.09
***** J. Am. Chem. Soc. 2012, 134, 13902-13911
10.1021/ja306522b
allyltriphenylsilane
C21H20Si *
dichloromethane

N  Param.: -0.13

sN Param.: 1.21
***** J. Am. Chem. Soc. 2001, 123, 9500-9512
10.1021/ja010890y
5% water/95% HFIP (w/w)
*
water-HFIP mix

N  Param.: -0.10

sN Param.: 0.97
*** J. Phys. Org. Chem. 2013, 26, 59-63
10.1002/poc.3064
(1H-inden-1-yl)trimethylsilane (in CH2Cl2)
C12H16Si *
dichloromethane

N  Param.: -0.10

sN Param.: 1.05
*** Angew. Chem. Int. Ed. 2015, 54, 12497-12500
10.1002/anie.201501385
1,4-dihydronaphthalene
C10H10 *
dichloromethane

N  Param.: -0.07

sN Param.: 1.03
*** J. Am. Chem. Soc. 2002, 124, 4076-4083
10.1021/ja0121538
phenylacetylene
C8H6 *
dichloromethane

N  Param.: -0.04

sN Param.: 0.77
*** Angew. Chem. Int. Ed. 2014, 53, 4968-4971
10.1002/anie.201402055
phenylsilane
C6H8Si *
dichloromethane

N  Param.: 0.06

sN Param.: 0.71
*** Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
2,3,3-trimethyl-but-1-ene
C7H14 *
dichloromethane

N  Param.: 0.06

sN Param.: 1.07
***** J. Am. Chem. Soc. 2012, 134, 13902-13911
10.1021/ja306522b
cyclohepta-1,3-diene
C7H10 *
dichloromethane

N  Param.: 0.06

sN Param.: 1.10
* Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
1-methylcyclohexene
C7H12 *
dichloromethane

N  Param.: 0.08

sN Param.: 1.15
***** J. Am. Chem. Soc. 2001, 123, 9500-9512
10.1021/ja010890y
1,4-cyclohexadiene
C6H8 *
dichloromethane

N  Param.: 0.09

sN Param.: 0.98
*** J. Am. Chem. Soc. 2002, 124, 4076-4083
10.1021/ja0121538
tetraethylplumbane (in MeCN)
*
MeCN

N  Param.: 0.10

sN Param.: 1.10
- Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
3-methylanisole
C8H10O *
dichloromethane

N  Param.: 0.13

sN Param.: 1.27
*** J. Am. Chem. Soc. 2001, 123, 9500-9512
10.1021/ja010890y
2-diazoindandione
C9H4N2O2 *
dichloromethane

N  Param.: 0.16

sN Param.: 0.86
*** Eur. J. Org. Chem. 2023, 26, e202300005
10.1002/ejoc.202300005
hexylsilane
*
dichloromethane

N  Param.: 0.19

sN Param.: 0.73
* Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
(4-methoxyphenethyl)trimethylstannane
*
1,2-dichloroethane

N  Param.: 0.20

sN Param.: 1.10
- Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
(2-methylallyl)benzene
C10H12 *
dichloromethane

N  Param.: 0.25

sN Param.: 1.00
* Acc. Chem. Res. 2003, 36, 66-77
10.1021/ar020094c
7% water/93% HFIP (w/w)
*
water-HFIP mix

N  Param.: 0.34

sN Param.: 0.96
*** J. Phys. Org. Chem. 2013, 26, 59-63
10.1002/poc.3064
1,4-cyclohexadiene (in MeCN)
*
MeCN

N  Param.: 0.35

sN Param.: 0.98
* Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
2-diazobenzothiophen-3(2H)-one
C8H4N2OS *
dichloromethane

N  Param.: 0.40

sN Param.: 0.93
*** Eur. J. Org. Chem. 2023, 26, e202300005
10.1002/ejoc.202300005
cycloheptatriene
C7H8 *
dichloromethane

N  Param.: 0.52

sN Param.: 0.97
* J. Am. Chem. Soc. 2002, 124, 4076-4083
10.1021/ja0121538
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
cycloheptatriene (in MeCN)
C7H8 *
MeCN

N  Param.: 0.55

sN Param.: 0.97
* Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
2-(tris(pentafluorophenyl)siloxy)-propene
C21H5F15OSi *
dichloromethane

N  Param.: 0.58

sN Param.: 0.91
* Eur. J. Org. Chem. 2005, , 1760-1764
10.1002/ejoc.200400706
alpha-(pentamethyldisilyl)styrene
C13H22Si2 *
dichloromethane

N  Param.: 0.61

sN Param.: 1.01
*** Chem. Eur. J. 2014, 20, 1103-1110
10.1002/chem.201303215
xanthene
C13H10O *
dichloromethane

N  Param.: 0.64

sN Param.: 0.97
* J. Am. Chem. Soc. 2002, 124, 4076-4083
10.1021/ja0121538
2-methyl-but-2-ene
C5H10 *
dichloromethane

N  Param.: 0.65

sN Param.: 1.17
***** J. Am. Chem. Soc. 2001, 123, 9500-9512
10.1021/ja010890y
2,3-dimethyl-but-1-ene
C6H12 *
dichloromethane

N  Param.: 0.65

sN Param.: 1.00
***** J. Am. Chem. Soc. 2012, 134, 13902-13911
10.1021/ja306522b
(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
cyclohexa-1,3-diene
C6H8 *
dichloromethane

N  Param.: 0.67

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
2,4,6-trimethylstyrene
C11H14 *
dichloromethane

N  Param.: 0.68

sN Param.: 1.09
*** Macromolecules 2005, 38, 33-40
10.1021/ma048389o
styrene
C8H8 *
dichloromethane

N  Param.: 0.78

sN Param.: 0.95
***** J. Am. Chem. Soc. 2001, 123, 9500-9512
10.1021/ja010890y
2,4,4-trimethyl-pent-1-ene
C8H16 *
dichloromethane

N  Param.: 0.79

sN Param.: 1.07
***** J. Am. Chem. Soc. 2012, 134, 13902-13911
10.1021/ja306522b
chlorodimethylsilane
C2H7ClSi *
dichloromethane

N  Param.: 0.79

sN Param.: 0.73
* Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
(chloromethyl)dimethylsilane
C3H9ClSi *
dichloromethane

N  Param.: 0.80

sN Param.: 0.73
* Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
2-methyl-pent-1-ene
*
dichloromethane

N  Param.: 0.84

sN Param.: 1.06
***** J. Am. Chem. Soc. 2012, 134, 13902-13911
10.1021/ja306522b
methyl(neopentyl)(phenyl)silane
C12H20Si *
dichloromethane

N  Param.: 0.87

sN Param.: 0.75
- Chem. Eur. J. 2013, 19, 249-263
10.1002/chem.201202839
trimethyl(prenyl)silane
C8H18Si *
dichloromethane

N  Param.: 0.90

sN Param.: 1.17
***** J. Am. Chem. Soc. 2001, 123, 9500-9512
10.1021/ja010890y
10% water/90% HFIP (w/w)
*
water-HFIP mix

N  Param.: 0.96

sN Param.: 0.93
*** J. Phys. Org. Chem. 2013, 26, 59-63
10.1002/poc.3064
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-methyl-buta-1,3-diene (isoprene)
C5H8 *
dichloromethane

N  Param.: 1.10

sN Param.: 0.98
***** J. Am. Chem. Soc. 2001, 123, 9500-9512
10.1021/ja010890y
2-methylpropene (isobutylene)
C4H8 *
dichloromethane

N  Param.: 1.11

sN Param.: 0.98
***** J. Am. Chem. Soc. 2001, 123, 9500-9512
10.1021/ja010890y
trifluoroethanol
C2H3F3O *
TFE

N  Param.: 1.11

sN Param.: 0.96
*** J. Am. Chem. Soc. 2012, 134, 13902-13911
10.1021/ja306522b
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
methylenecyclohexane
C7H12 *
dichloromethane

N  Param.: 1.16

sN Param.: 1.04
***** J. Am. Chem. Soc. 2012, 134, 13902-13911
10.1021/ja306522b