Difference between revisions of "Computational Chemistry II"

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Submit a job HF/Routine
+
Submit a job Energy Optimization/HF/Routine
  
 
Determine how well this level of calculation matches the values from the crystal structure.
 
Determine how well this level of calculation matches the values from the crystal structure.

Revision as of 00:04, 13 March 2019

These are additional computational activities...

WebMO 18.0

Computation of Thermodynamic Data

Calculation

optimize and vibrational frequency

3.8088e-4 H = 1 kJ/mol

Heat of Combustion

http://homepages.gac.edu/~anienow/CHE-371a/Labs/Heats%20of%20Formation.pdf

pKa

https://www.uow.edu.au/~adamt/Trevitt_Research/Links_files/pKa%20workshop%20slides.pdf

Screen Shot 2018-04-26 at 1.49.55 PM.png

Screen Shot 2018-04-26 at 1.43.56 PM.png

NMR Computations

https://en.wikipedia.org/wiki/Tetramethylsilane
https://en.wikipedia.org/wiki/Chemical_shift

Calculation

optimize energy first using B#LYP/6-31G(d)
then do NMR calculation using optimized geometry
view NMR setting TMS shift to 0.0.
13C NMR
1H NMR

Peptide Bonding

Construct the following structure (R=H)

alt text

Submit a job Energy Optimization/HF/Routine

Determine how well this level of calculation matches the values from the crystal structure.