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

using model chemistry: BLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/TZVP
 hartrees
Energy at 0K-194.324188
Energy at 298.15K-194.333029
HF Energy-194.324188
Nuclear repulsion energy132.109248
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 BLYP/TZVP
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' 3039 3031 30.01      
2 A' 3028 3021 29.33      
3 A' 2969 2961 19.53      
4 A' 2891 2884 96.44      
5 A' 2871 2864 42.78      
6 A' 1493 1489 1.23      
7 A' 1470 1466 0.71      
8 A' 1463 1459 10.43      
9 A' 1437 1434 0.06      
10 A' 1387 1384 27.04      
11 A' 1368 1365 6.33      
12 A' 1189 1186 18.37      
13 A' 1082 1080 4.34      
14 A' 1066 1063 154.46      
15 A' 977 974 14.56      
16 A' 821 819 17.43      
17 A' 451 450 0.45      
18 A' 279 279 2.70      
19 A" 3036 3028 31.91      
20 A" 2924 2917 70.28      
21 A" 2892 2885 77.27      
22 A" 1450 1447 6.66      
23 A" 1444 1440 4.67      
24 A" 1261 1258 1.05      
25 A" 1158 1155 8.27      
26 A" 1126 1123 0.01      
27 A" 811 809 0.20      
28 A" 257 256 1.97      
29 A" 206 206 1.32      
30 A" 112 111 3.13      

Unscaled Zero Point Vibrational Energy (zpe) 22978.0 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 22920.6 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 BLYP/TZVP
ABC
0.92594 0.13518 0.12650

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.330 1.266 0.000
O2 0.007 0.721 0.000
C3 0.000 -0.718 0.000
C4 -1.448 -1.197 0.000
H5 1.226 2.357 0.000
H6 1.898 0.959 0.897
H7 1.898 0.959 -0.897
H8 0.536 -1.096 -0.892
H9 0.536 -1.096 0.892
H10 -1.485 -2.295 0.000
H11 -1.977 -0.833 0.890
H12 -1.977 -0.833 -0.890

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
C11.43062.38783.71221.09571.10571.10572.64642.64644.53864.01664.0166
O21.43061.43852.40722.03962.10692.10692.09212.09213.36452.67272.6727
C32.38781.43851.52543.30932.68672.68671.10741.10742.16622.17162.1716
C43.71222.40721.52544.44674.08054.08052.17792.17791.09881.09751.0975
H51.09572.03963.30934.44671.79211.79213.63193.63195.38334.60674.6067
H61.10572.10692.68674.08051.79211.79443.04612.46534.77874.26984.6287
H71.10572.10692.68674.08051.79211.79442.46533.04614.77874.62874.2698
H82.64642.09211.10742.17793.63193.04612.46531.78412.51333.09242.5273
H92.64642.09211.10742.17793.63192.46533.04611.78412.51332.52733.0924
H104.53863.36452.16621.09885.38334.77874.77872.51332.51331.78121.7812
H114.01662.67272.17161.09754.60674.26984.62873.09242.52731.78121.7800
H124.01662.67272.17161.09754.60674.62874.26982.52733.09241.78121.7800

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 112.663 O2 C1 H5 106.920
O2 C1 H6 111.699 O2 C1 H7 111.699
O2 C3 C4 108.580 O2 C3 H8 109.840
O2 C3 H9 109.840 C3 C4 H10 110.205
C3 C4 H11 110.709 C3 C4 H12 110.709
C4 C3 H8 110.625 C4 C3 H9 110.625
H5 C1 H6 108.992 H5 C1 H7 108.992
H6 C1 H7 108.472 H8 C3 H9 107.325
H10 C4 H11 108.387 H10 C4 H12 108.387
H11 C4 H12 108.368
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.190      
2 O -0.273      
3 C -0.068      
4 C -0.309      
5 H 0.131      
6 H 0.097      
7 H 0.097      
8 H 0.088      
9 H 0.088      
10 H 0.103      
11 H 0.117      
12 H 0.117      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.008 -0.735 0.000 1.248
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.293 1.922 0.000
y 1.922 -26.280 0.000
z 0.000 0.000 -27.253
Traceless
 xyz
x 0.474 1.922 0.000
y 1.922 0.493 0.000
z 0.000 0.000 -0.967
Polar
3z2-r2-1.933
x2-y2-0.012
xy1.922
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.995 0.829 0.000
y 0.829 7.025 0.000
z 0.000 0.000 6.085


<r2> (average value of r2) Å2
<r2> 105.807
(<r2>)1/2 10.286