DFT Approach for Predicting 13C NMR Shifts of Atoms Directly Coordinated to Pt: Scopes and Limitations
2024

Predicting 13C NMR Shifts in Platinum Complexes

Sample size: 80 publication 10 minutes Evidence: high

Author Information

Author(s): Kondrashova Svetlana A., Latypov Shamil K.

Primary Institution: Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia

Hypothesis

Can computational methods accurately predict 13C NMR shifts for platinum complexes?

Conclusion

The study demonstrates that 13C NMR shifts of carbon atoms directly bonded to platinum can be accurately calculated using a fully relativistic approach.

Supporting Evidence

  • The study analyzed 80 platinum complexes to assess the accuracy of NMR shift predictions.
  • Calculations showed a high correlation (R2 = 0.9973) with experimental data for carbon atoms directly bonded to platinum.
  • Effective locally dense basis set schemes were developed for practical applications.

Takeaway

Scientists figured out how to predict certain signals in a special type of test called NMR for platinum compounds, which helps understand their structure better.

Methodology

The study used density functional theory (DFT) to calculate NMR shifts for various platinum complexes and compared them with experimental data.

Potential Biases

Potential biases may arise from the choice of computational methods and basis sets used in the calculations.

Limitations

The calculations may have systematic errors that increase in lower fields, and some heavy complexes were challenging to compute.

Statistical Information

P-Value

0.0001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/molecules29246052

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