Mayr's Database of Reactivity Parameters

S- and Se-Nucleophiles

For reactivities of structurally related compounds go to: Nucleophiles » S- and Se-Nucleophiles

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Name Solvent Reactivity
Parameters 		Classification Reference
(title or year)
dimethylsulfide (in MeCN)
C2H6S *
 MeCN

N  Param.: 12.70

sN Param.: 0.72		 - Chem. Eur. J. 2021, 21, 11367-11376
10.1002/chem.202100977
dimethylselenide (in CH2Cl2)
C2H6Se *
 dichloromethane

N  Param.: 12.60

sN Param.: 0.72		 - Chem. Eur. J. 2021, 21, 11367-11376
10.1002/chem.202100977
tetrahydrothiophene (in CH2Cl2)
C4H8S *
 dichloromethane

N  Param.: 13.10

sN Param.: 0.72		 - Chem. Eur. J. 2021, 21, 11367-11376
10.1002/chem.202100977
tetrahydrothiophene (in MeCN)
C4H8S *
 MeCN

N  Param.: 13.30

sN Param.: 0.72		 - Chem. Eur. J. 2021, 21, 11367-11376
10.1002/chem.202100977
dimethylsulfide (in CH2Cl2)
C2H6S *
 dichloromethane

N  Param.: 12.32

sN Param.: 0.72		 ** Chem. Eur. J. 2021, 21, 11367-11376
10.1002/chem.202100977
dibutylsulfide (in CH2Cl2)
C8H18S *
 dichloromethane

N  Param.: 11.86

sN Param.: 0.74		 ** Chem. Eur. J. 2021, 21, 11367-11376
10.1002/chem.202100977
tetrahydrothiopyran (in CH2Cl2)
C5H10S *
 dichloromethane

N  Param.: 11.94

sN Param.: 0.75		 ** Chem. Eur. J. 2021, 21, 11367-11376
10.1002/chem.202100977
SO3(2-) (in water)
O3S *
 water

N  Param.: 16.83

sN Param.: 0.56		 *** J. Am. Chem. Soc. 2003, 125, 286-295
10.1021/ja021010y
2-sulfidoacetate (in water)
C2H2O2S *
 water

N  Param.: 22.62

sN Param.: 0.43		 *** J. Am. Chem. Soc. 2003, 125, 286-295
10.1021/ja021010y
thiocyanate (in MeCN)
CNS *
 MeCN

N  Param.: 17.94

sN Param.: 0.60		 *** J. Am. Chem. Soc. 2003, 125, 14126-14132
10.1021/ja037317u