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Table 1 Summary information about published EEM parameters evaluated in this study

From: High-quality and universal empirical atomic charges for chemoinformatics applications

QM theory Level + basis set

Charge calc. scheme

EEM parameter set name

Published by

Elements and bond orders included\(^\dag\)

HF/STO-3G

MPA

Baek1991

Baekelandt et al. [56]

C, O, N, H, P, Al, Si

  

Svob2007_cbeg2

Svobodova et al. [49]

C1, C2, O, N1, N2, H, S1

  

Svob2007_cmet2

Svobodova et al. [49]

C1, C2, O, N1, N2, H, S1, Fe, Zn

  

Svob2007_chal2

Svobodova et al. [49]

C1, C2, O, N1, N2, H, S1, Br, Cl, F, I

  

Svob2007_hm2

Svobodova et al. [49]

C1, C2, O, N1, N2, H, S1, F, Cl, Br, I, Fe, Zn

HF/6-31G*

MK

Jir2008_hf

Jirouskova et al. [57]

C1, C2, O, N1, N2, H, S1, F, Cl, Br, Zn

B3LYP/6-31G*

MPA

Bult2002_mpa

Bultinck et al. [58]

C, O, N, H, F

 

NPA

Bult2002_npa

Bultinck et al. [58]

C, O, N, H, F

  

Ouy2009\(^\ddag\)

Ouyang et al. [59]

C, O, N, H

  

Ouy2009_elem

Ouyang et al. [59]

C, O, N, H

 

Hir.

Bult2002_hir

Bultinck et al. [58]

C, O, N, H, F

 

MK

Bult2002_mk

Bultinck et al. [58]

C, O, N, H, F

  

Jir2008_mk

Jirouskova et al. [57]

C1, C2, O, N1, N2, H, S1, F, Cl, Br, Zn

 

CHELPG

Bult2002_che

Bultinck et al. [58]

C, O, N, H, F

 

AIM

Bult2004_aim

Bultinck et al. [60]

C, O, N, H, F

  1. An element symbol with no further information (e.g., C) means that the EEM parameters are available for this element bound by all possible bond orders. The element symbol followed by a number (e.g., C1) means that the EEM parameters are only available for this element bound by a bond with an order described using this number
  2. For this parameter set, C1 represents sp\(^3\) hybridization, C2 sp\(^2\) hybridization, C3 sp hybridization, etc.