Difference between revisions of "Computational Chemistry II"

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===Peptide Bonding===
 
===Peptide Bonding===
 +
Construct the following structure (R=H)
 +
 
[[File:IMG_1082.jpg|400px|thumb|left|alt text]]
 
[[File:IMG_1082.jpg|400px|thumb|left|alt text]]

Revision as of 23:55, 12 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