Abstract
An additive scheme with 11 constants is derived from the coefficients of characteristic polynomials (CCPs) of adjacency matrix A of irregular molecular graphs (IMG) for molecules that contain a bivalent heteroatom -SH or -OH at the beginning of the chain. The structural significance of the CCPs to adjacency matrix A′ is established. Our formula is used to calculate the enthalpies of formation Δf H ○liq 298K of liquid alkanethiols (mercaptanes) C n H2n + 1SH and Δf H ○liq 298K of liquid saturated monoalcohols C n H2n + 1OH that remain unstudied experimentally.
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Original Russian Text © V.M. Smolyakov, D.Yu. Nilov, V.V. Grebeshkov, 2013, published in Zhurnal Fizicheskoi Khimii, 2013, Vol. 87, No. 7, pp. 1202–1207.
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Smolyakov, V.M., Nilov, D.Y. & Grebeshkov, V.V. Correlation between the properties of a compound and the polynomial coefficients of a molecular Graph’s adjacency matrix. Russ. J. Phys. Chem. 87, 1180–1185 (2013). https://doi.org/10.1134/S0036024413070297
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DOI: https://doi.org/10.1134/S0036024413070297