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

using model chemistry: PBE1PBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-194.134567
Energy at 298.15K-194.143511
HF Energy-194.134567
Nuclear repulsion energy133.700666
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 PBE1PBE/aug-cc-pVDZ
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' 3151 3030 35.36      
2 A' 3150 3029 11.86      
3 A' 3062 2945 16.77      
4 A' 2992 2877 90.86      
5 A' 2978 2863 38.27      
6 A' 1500 1442 3.67      
7 A' 1475 1418 3.03      
8 A' 1471 1415 5.39      
9 A' 1448 1393 2.43      
10 A' 1410 1356 29.99      
11 A' 1366 1313 0.65      
12 A' 1233 1186 67.25      
13 A' 1188 1143 120.26      
14 A' 1111 1068 3.25      
15 A' 1060 1019 21.08      
16 A' 876 842 8.85      
17 A' 469 451 0.59      
18 A' 289 278 2.67      
19 A" 3153 3032 24.80      
20 A" 3048 2931 52.38      
21 A" 3013 2898 64.69      
22 A" 1458 1402 10.80      
23 A" 1453 1397 3.97      
24 A" 1286 1237 1.82      
25 A" 1183 1138 8.50      
26 A" 1152 1108 0.07      
27 A" 814 782 0.54      
28 A" 256 246 1.70      
29 A" 205 197 1.27      
30 A" 116 112 2.47      

Unscaled Zero Point Vibrational Energy (zpe) 23681.7 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 22772.3 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 PBE1PBE/aug-cc-pVDZ
ABC
0.94297 0.13913 0.13026

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.310 1.240 0.000
O2 0.008 0.713 0.000
C3 0.000 -0.697 0.000
C4 -1.431 -1.180 0.000
H5 1.224 2.332 0.000
H6 1.874 0.923 0.896
H7 1.874 0.923 -0.896
H8 0.539 -1.074 -0.891
H9 0.539 -1.074 0.891
H10 -1.461 -2.278 0.000
H11 -1.962 -0.817 0.890
H12 -1.962 -0.817 -0.890

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
C11.40412.33813.65611.09611.10531.10532.59632.59634.47723.96563.9656
O21.40411.41092.37832.02492.08102.08102.06672.06673.33232.64872.6487
C32.33811.41091.51063.26772.63502.63501.10721.10722.15202.15762.1576
C43.65612.37831.51064.40324.01934.01932.16502.16501.09831.09771.0977
H51.09612.02493.26774.40321.79171.79173.58713.58715.33494.56774.5677
H61.10532.08102.63504.01931.79171.79232.99432.40294.70874.21254.5756
H71.10532.08102.63504.01931.79171.79232.40292.99434.70874.57564.2125
H82.59632.06671.10722.16503.58712.99432.40291.78112.49803.08072.5139
H92.59632.06671.10722.16503.58712.40292.99431.78112.49802.51393.0807
H104.47723.33232.15201.09835.33494.70874.70872.49802.49801.78211.7821
H113.96562.64872.15761.09774.56774.21254.57563.08072.51391.78211.7805
H123.96562.64872.15761.09774.56774.57564.21252.51393.08071.78211.7805

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 112.323 O2 C1 H5 107.533
O2 C1 H6 111.498 O2 C1 H7 111.498
O2 C3 C4 108.948 O2 C3 H8 109.739
O2 C3 H9 109.739 C3 C4 H10 110.149
C3 C4 H11 110.627 C3 C4 H12 110.627
C4 C3 H8 110.650 C4 C3 H9 110.650
H5 C1 H6 108.956 H5 C1 H7 108.956
H6 C1 H7 108.344 H8 C3 H9 107.098
H10 C4 H11 108.490 H10 C4 H12 108.490
H11 C4 H12 108.389
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.750      
2 O -0.604      
3 C 0.813      
4 C 0.345      
5 H -0.313      
6 H -0.094      
7 H -0.094      
8 H -0.248      
9 H -0.248      
10 H -0.087      
11 H -0.110      
12 H -0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.891 -0.729 0.000 1.151
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.031 1.747 0.000
y 1.747 -25.922 0.000
z 0.000 0.000 -26.727
Traceless
 xyz
x 0.294 1.747 0.000
y 1.747 0.457 0.000
z 0.000 0.000 -0.750
Polar
3z2-r2-1.501
x2-y2-0.109
xy1.747
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.358 0.834 0.000
y 0.834 7.225 0.000
z 0.000 0.000 6.202


<r2> (average value of r2) Å2
<r2> 103.219
(<r2>)1/2 10.160