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

using model chemistry: M06-2X/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/aug-cc-pVTZ
 hartrees
Energy at 0K-194.324965
Energy at 298.15K-194.333951
HF Energy-194.324965
Nuclear repulsion energy134.111616
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 M06-2X/aug-cc-pVTZ
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' 3142 3002 20.32      
2 A' 3136 2997 17.36      
3 A' 3058 2922 12.47      
4 A' 3014 2881 75.56      
5 A' 3005 2871 28.33      
6 A' 1534 1467 2.98      
7 A' 1514 1447 5.51      
8 A' 1504 1437 4.31      
9 A' 1482 1417 0.29      
10 A' 1430 1366 30.12      
11 A' 1395 1334 0.79      
12 A' 1255 1200 72.25      
13 A' 1202 1149 119.56      
14 A' 1122 1072 4.30      
15 A' 1063 1016 17.94      
16 A' 883 843 8.52      
17 A' 473 452 0.72      
18 A' 291 278 2.81      
19 A" 3138 2999 19.63      
20 A" 3062 2926 40.09      
21 A" 3036 2901 49.68      
22 A" 1499 1432 8.16      
23 A" 1484 1419 5.39      
24 A" 1306 1249 1.99      
25 A" 1203 1150 8.99      
26 A" 1172 1120 0.06      
27 A" 821 785 0.29      
28 A" 260 248 2.97      
29 A" 211 202 0.27      
30 A" 115 110 2.76      

Unscaled Zero Point Vibrational Energy (zpe) 23905.0 cm-1
Scaled (by 0.9557) Zero Point Vibrational Energy (zpe) 22846.0 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 M06-2X/aug-cc-pVTZ
ABC
0.95028 0.13973 0.13079

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.315 -1.231 0.000
O2 -0.009 -0.711 0.000
C3 0.000 0.699 0.000
C4 1.435 1.170 0.000
H5 -1.238 -2.316 0.000
H6 -1.866 -0.908 0.890
H7 -1.866 -0.908 -0.890
H8 -0.534 1.069 -0.885
H9 -0.534 1.069 0.885
H10 1.481 2.259 0.000
H11 1.952 0.799 0.883
H12 1.952 0.799 -0.883

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
C11.40542.33583.65121.08731.09521.09522.58512.58514.47193.94643.9464
O21.40541.41032.37192.02162.06832.06832.05552.05553.32272.62802.6280
C32.33581.41031.51083.25972.61862.61861.09731.09732.15082.14512.1451
C43.65122.37191.51084.39364.00134.00132.16122.16121.08941.08881.0888
H51.08732.02163.25974.39361.77961.77963.56863.56865.32204.54554.5455
H61.09522.06832.61864.00131.77961.77902.97162.38384.69304.18244.5426
H71.09522.06832.61864.00131.77961.77902.38382.97164.69304.54264.1824
H82.58512.05551.09732.16123.56862.97162.38381.76952.50183.06262.5007
H92.58512.05551.09732.16123.56862.38382.97161.76952.50182.50073.0626
H104.47193.32272.15081.08945.32204.69304.69302.50182.50181.77041.7704
H113.94642.62802.14511.08884.54554.18244.54263.06262.50071.77041.7667
H123.94642.62802.14511.08884.54554.54264.18242.50073.06261.77041.7667

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 112.100 O2 C1 H5 107.706
O2 C1 H6 110.997 O2 C1 H7 110.997
O2 C3 C4 108.535 O2 C3 H8 109.478
O2 C3 H9 109.478 C3 C4 H10 110.570
C3 C4 H11 110.157 C3 C4 H12 110.157
C4 C3 H8 110.931 C4 C3 H9 110.931
H5 C1 H6 109.249 H5 C1 H7 109.249
H6 C1 H7 108.613 H8 C3 H9 107.471
H10 C4 H11 108.731 H10 C4 H12 108.731
H11 C4 H12 108.443
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.898      
2 O -0.347      
3 C -0.238      
4 C -0.849      
5 H 0.302      
6 H 0.321      
7 H 0.321      
8 H 0.334      
9 H 0.334      
10 H 0.216      
11 H 0.252      
12 H 0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.962 0.763 0.000 1.228
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.923 1.798 0.000
y 1.798 -25.930 0.000
z 0.000 0.000 -26.676
Traceless
 xyz
x 0.381 1.798 0.000
y 1.798 0.369 0.000
z 0.000 0.000 -0.750
Polar
3z2-r2-1.499
x2-y20.008
xy1.798
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.099 0.813 0.000
y 0.813 7.005 0.000
z 0.000 0.000 5.969


<r2> (average value of r2) Å2
<r2> 102.716
(<r2>)1/2 10.135