Morphochem

Barysz matrix

CDL descriptor
Descriptor Category : Temporary calculation
c++ entity: Calculated temporarily during the calculation of the barysz_index

Description

The Barysz distance matrix Dz is a weighted distance matrix accounting simultaneously for the presence of heteroatoms and multiple bonds in the molecule. Is defined as:

 

 

If i=j and

 

 

Otherwise. Z is the atomic number, Zc obviously is the atomic number of carbon atom; pi is the conventional bond order (see burden matrix)

Prototype



Where defined

Namespace

morpho::cdl

Inherits from

Arguments

Example


Related Items

barysz index
burden matrix

References

  1. Todeschini, R.; Consonni, V. "Handbook of Molecular Descriptors". Wiley-VCH, Methods and Principles in Medicinal Chemistry. Volume 11. 2000.


Copyright (c) Vladimir Josef Sykora and Morphochem AG 2003