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

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-194.289318
Energy at 298.15K-194.298293
HF Energy-194.289318
Nuclear repulsion energy134.302507
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 B1B95/6-311G**
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' 3148 3023 27.90      
2 A' 3146 3020 30.81      
3 A' 3068 2945 17.68      
4 A' 2990 2871 89.94      
5 A' 2974 2855 39.55      
6 A' 1536 1474 2.46      
7 A' 1509 1449 4.36      
8 A' 1502 1442 7.08      
9 A' 1481 1422 0.41      
10 A' 1433 1376 37.12      
11 A' 1394 1338 0.77      
12 A' 1247 1198 63.05      
13 A' 1192 1145 131.97      
14 A' 1123 1078 4.82      
15 A' 1056 1014 19.71      
16 A' 883 848 10.55      
17 A' 465 447 0.64      
18 A' 285 273 2.67      
19 A" 3150 3025 29.48      
20 A" 3036 2915 66.17      
21 A" 3002 2882 79.49      
22 A" 1486 1426 9.56      
23 A" 1481 1422 4.95      
24 A" 1304 1252 2.35      
25 A" 1202 1154 10.38      
26 A" 1169 1123 0.22      
27 A" 825 792 0.35      
28 A" 266 255 2.27      
29 A" 213 204 1.15      
30 A" 116 112 2.71      

Unscaled Zero Point Vibrational Energy (zpe) 23840.6 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 22889.3 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 B1B95/6-311G**
ABC
0.95011 0.14042 0.13138

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.310 1.228 0.000
O2 0.011 0.708 0.000
C3 0.000 -0.697 0.000
C4 -1.433 -1.166 0.000
H5 1.231 2.313 0.000
H6 1.872 0.914 0.889
H7 1.872 0.914 -0.889
H8 0.532 -1.078 -0.884
H9 0.532 -1.078 0.884
H10 -1.483 -2.255 0.000
H11 -1.953 -0.794 0.883
H12 -1.953 -0.794 -0.883

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
C11.39932.32873.64081.08811.09801.09802.58902.58904.46423.93893.9389
O21.39931.40542.36582.01582.07302.07302.05962.05963.31812.62542.6254
C32.32871.40541.50783.25222.62532.62531.09981.09982.15042.14522.1452
C43.64082.36581.50784.38164.00524.00522.15672.15671.09021.08961.0896
H51.08812.01583.25224.38161.77781.77783.57313.57315.31304.53534.5353
H61.09802.07302.62534.00521.77781.77882.98472.40064.69974.18914.5485
H71.09802.07302.62534.00521.77781.77882.40062.98474.69974.54854.1891
H82.58902.05961.09982.15673.57312.98472.40061.76852.49523.06202.5007
H92.58902.05961.09982.15673.57312.40062.98471.76852.49522.50073.0620
H104.46423.31812.15041.09025.31304.69974.69972.49522.49521.77021.7702
H113.93892.62542.14521.08964.53534.18914.54853.06202.50071.77021.7656
H123.93892.62542.14521.08964.53534.54854.18912.50073.06201.77021.7656

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 112.257 O2 C1 H5 107.615
O2 C1 H6 111.657 O2 C1 H7 111.657
O2 C3 C4 108.549 O2 C3 H8 110.002
O2 C3 H9 110.002 C3 C4 H10 110.695
C3 C4 H11 110.322 C3 C4 H12 110.322
C4 C3 H8 110.626 C4 C3 H9 110.626
H5 C1 H6 108.821 H5 C1 H7 108.821
H6 C1 H7 108.200 H8 C3 H9 107.033
H10 C4 H11 108.599 H10 C4 H12 108.599
H11 C4 H12 108.237
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.147      
2 O -0.350      
3 C -0.056      
4 C -0.352      
5 H 0.126      
6 H 0.099      
7 H 0.099      
8 H 0.102      
9 H 0.102      
10 H 0.116      
11 H 0.130      
12 H 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.975 -0.685 0.000 1.191
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.566 1.773 0.000
y 1.773 -25.522 0.000
z 0.000 0.000 -26.528
Traceless
 xyz
x 0.459 1.773 0.000
y 1.773 0.525 0.000
z 0.000 0.000 -0.984
Polar
3z2-r2-1.968
x2-y2-0.044
xy1.773
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.285 0.760 0.000
y 0.760 6.257 0.000
z 0.000 0.000 5.410


<r2> (average value of r2) Å2
<r2> 102.221
(<r2>)1/2 10.110