Guided Ideographic Spin System Model Optimization

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Simulation: simulation_1

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pKa (R. Williams)

1H NMR (Hans J. Reich)

L-Citrulline

Simulation outputs:

InChI=1S/C6H13N3O3/c7-4(5(10)11)2-1-3-9-6(8)12/h4H,1-3,7H2,(H,10,11)(H3,8,9,12)/t4-/m0/s1 Parameter Value
Field strength 600.13(MHz)
RMSD of the fit 0.03094
Temperature 298 K
pH 7.4
InChI InChI=1S/C6H13N3O3/c7-4(5(10)11)2-1-3-9-6(8)12/h4H,1-3,7H2,(H,10,11)(H3,8,9,12)/t4-/m0/s1
Note 1 Strong and weak coupling a little confusing, will come back to it.
Note 2 Oscar Li

Sample description:

Compound Type Concentration
L-Citrulline Solute 100mM
D2O Solvent 100%
sodium phosphate Buffer 50mM
sodium azide Cytocide 500uM
DSS Reference 500uM
Show/Hide Spin System Matrix

Spin System Matrix

13 14 15 16 17 18 19
13 1.596 -11.362 1.844 16.975 7.922 6.16 0
14 0 1.528 6.293 1.603 5.874 7.653 0
15 0 0 1.879 -16.321 0 0 6.582
16 0 0 0 1.861 0 0 5.69
17 0 0 0 0 3.142 -14.081 0
18 0 0 0 0 0 3.129 0
19 0 0 0 0 0 0 3.745

Spectra

Select field strength to view simulated spectra and peak lists (standard and GSD): Autoscale

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PPM Amplitude Peak Type
0.0499065 standard
0.0878121 standard
0.119465 standard
0.222228 standard
0.205466 standard
0.295539 standard
0.238483 standard
0.227631 standard
0.122992 standard
0.107051 standard
0.0922336 standard
0.111102 standard
0.148324 standard
0.184419 standard
0.188508 standard
0.24722 standard
0.243439 standard
0.158875 standard
0.126336 standard
0.0604748 standard
0.0109024 standard
0.0499528 standard
0.0640998 standard
0.0593625 standard
0.0695825 standard
0.261086 standard
0.2729 standard
0.475858 standard
0.329282 standard
0.812995 standard
0.733434 standard
0.387634 standard
0.0894193 standard
0.0545061 standard
0.015729 standard
0.0371003 standard
0.0738351 standard
0.559625 standard
0.562429 standard
1.00003 standard
0.917072 standard
0.556735 standard
0.554311 standard
0.0679167 standard
0.0367039 standard
0.465956 standard
0.854966 standard
0.4662 standard
View GSD Peaks