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All results from a given calculation for CH3OC2H5 (Ethane, methoxy-)

using model chemistry: wB97X-D/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31+G**
 hartrees
Energy at 0K-194.298063
Energy at 298.15K-194.307000
HF Energy-194.298063
Nuclear repulsion energy133.710101
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at wB97X-D/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3162 3011 29.81      
2 A' 3158 3008 27.15      
3 A' 3074 2927 20.07      
4 A' 2997 2854 101.34      
5 A' 2984 2842 40.40      
6 A' 1543 1469 2.33      
7 A' 1515 1443 1.13      
8 A' 1511 1439 11.13      
9 A' 1491 1420 0.59      
10 A' 1441 1372 38.60      
11 A' 1401 1334 1.94      
12 A' 1255 1196 75.66      
13 A' 1199 1142 120.96      
14 A' 1126 1072 5.63      
15 A' 1056 1006 20.36      
16 A' 882 840 10.98      
17 A' 475 453 0.58      
18 A' 294 280 2.97      
19 A" 3164 3013 28.01      
20 A" 3051 2905 57.22      
21 A" 3020 2876 79.48      
22 A" 1495 1423 10.15      
23 A" 1489 1418 6.02      
24 A" 1307 1245 2.50      
25 A" 1206 1148 10.88      
26 A" 1175 1119 0.06      
27 A" 832 792 0.32      
28 A" 254 242 2.44      
29 A" 196 187 1.88      
30 A" 111 106 3.06      

Unscaled Zero Point Vibrational Energy (zpe) 23931.4 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 22789.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at wB97X-D/6-31+G**
ABC
0.94612 0.13879 0.12997

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.263 1.294 0.000
O2 0.000 0.700 0.000
C3 0.026 -0.715 0.000
C4 -1.399 -1.212 0.000
H5 1.110 2.375 0.000
H6 1.844 1.016 0.894
H7 1.844 1.016 -0.894
H8 0.562 -1.089 -0.887
H9 0.562 -1.089 0.887
H10 -1.415 -2.308 0.000
H11 -1.925 -0.857 0.889
H12 -1.925 -0.857 -0.889

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
C11.39582.35913.65581.09201.10141.10142.63772.63774.48853.94683.9468
O21.39581.41502.36902.00922.07372.07372.07462.07463.32432.63002.6300
C32.35911.41501.50883.27432.66522.66521.10211.10212.14832.14832.1483
C43.65582.36901.50884.37704.03514.03512.15542.15541.09601.09231.0923
H51.09202.00923.27434.37701.78421.78423.61763.61765.32024.52104.5210
H61.10142.07372.66524.03511.78421.78733.04142.46554.74094.20894.5707
H71.10142.07372.66524.03511.78421.78732.46553.04144.74094.57074.2089
H82.63772.07461.10212.15543.61763.04142.46551.77442.48633.06462.4977
H92.63772.07461.10212.15543.61762.46553.04141.77442.48632.49773.0646
H104.48853.32432.14831.09605.32024.74094.74092.48632.48631.77671.7767
H113.94682.63002.14831.09234.52104.20894.57073.06462.49771.77671.7771
H123.94682.63002.14831.09234.52104.57074.20892.49773.06461.77671.7771

picture of Ethane, methoxy- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 C3 114.131 O2 C1 H5 107.095
O2 C1 H6 111.741 O2 C1 H7 111.741
O2 C3 C4 108.201 O2 C3 H8 110.396
O2 C3 H9 110.396 C3 C4 H10 110.117
C3 C4 H11 110.338 C3 C4 H12 110.338
C4 C3 H8 110.317 C4 C3 H9 110.317
H5 C1 H6 108.864 H5 C1 H7 108.864
H6 C1 H7 108.460 H8 C3 H9 107.225
H10 C4 H11 108.566 H10 C4 H12 108.566
H11 C4 H12 108.867
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.199      
2 O -0.351      
3 C -0.035      
4 C -0.583      
5 H 0.157      
6 H 0.130      
7 H 0.130      
8 H 0.126      
9 H 0.126      
10 H 0.155      
11 H 0.172      
12 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.077 -0.815 0.000 1.351
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.598 2.022 0.000
y 2.022 -25.717 0.000
z 0.000 0.000 -26.679
Traceless
 xyz
x 0.599 2.022 0.000
y 2.022 0.422 0.000
z 0.000 0.000 -1.021
Polar
3z2-r2-2.043
x2-y20.118
xy2.022
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.444 0.621 0.000
y 0.621 6.409 0.000
z 0.000 0.000 5.638


<r2> (average value of r2) Å2
<r2> 103.200
(<r2>)1/2 10.159