WebMO Job Summary

33177: C8H8O3 o-vanilin Cs conformer 2, NMR - Gaussian

Calculated Quantities

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Overview

Quantity Value
Route #N B3LYP/6-311+G(2d,p) NMR Geom=Connectivity
Method B3LYP
Stoichiometry C8H8O3
Symmetry CS
Basis 6-311+G(2d,p)
RB3LYP Energy -535.493806891 Hartree
Dipole Moment 4.1734 Debye
Server class (33658)
CPU time 815.5 sec

Rotational Constants

Constant Frequency (GHz) Frequency (cm-1)
a 2.0019844 0.06677901150
b 0.8744723 0.02916925615
c 0.6109939 0.02038056274

Partial Charges

Atom Symbol Charge
1 C -0.126234  
2 O -0.459600  
3 C 0.423417  
4 C 0.020566  
5 C -0.380495  
6 C -0.603947  
7 C 0.875776  
8 C -0.121133  
9 O -0.538413  
10 H 0.401865  
11 C 0.213142  
12 H 0.091686  
13 O -0.489602  
14 H 0.091175  
15 H 0.086052  
16 H 0.097523  
17 H 0.136580  
18 H 0.145063  
19 H 0.136580  

Absolute NMR Shifts

Atom Symbol Isotropic Anisotropy
1 C* 56.1720 73.3961
2 O 229.6441 118.4346
3 C* 155.8731 126.3349
4 C* 119.6237 166.7088
5 C* 122.2087 166.1959
6 C* 128.7764 170.4578
7 C* 125.8732 164.1468
8 C* 162.3650 134.8185
9 O 199.0818 202.2792
10 H* 12.1524 21.6847
11 C* 201.9558 146.3503
12 H* 10.2773 4.1042
13 O -224.0876 859.9683
14 H* 7.1520 4.2895
15 H* 7.0288 4.8450
16 H* 7.0617 8.1445
17 H* 3.6924 8.2542
18 H* 4.2000 7.8997
19 H* 3.6924 8.2542
*Denotes shift relative to TMS
TMS shielding (C)
TMS shielding (H)
1H NMR Spectrum
13C NMR Spectrum
Peak Width (ppm)
Simulate proton splitting
NMR Field MHz
Proton-proton coupling Hz

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