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

using model chemistry: BLYP/6-31G**

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/6-31G**
 hartrees
Energy at 0K-194.254491
Energy at 298.15K-194.263345
HF Energy-194.254491
Nuclear repulsion energy132.132891
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/6-31G**
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' 3050 3026 30.03      
2 A' 3045 3021 34.54      
3 A' 2980 2957 18.48      
4 A' 2892 2870 92.70      
5 A' 2869 2846 42.68      
6 A' 1509 1498 0.34      
7 A' 1484 1472 1.87      
8 A' 1476 1464 9.18      
9 A' 1449 1438 1.08      
10 A' 1395 1384 32.41      
11 A' 1369 1358 13.24      
12 A' 1197 1187 25.01      
13 A' 1098 1089 150.91      
14 A' 1086 1078 5.04      
15 A' 989 981 12.65      
16 A' 834 828 13.03      
17 A' 453 449 0.47      
18 A' 279 277 2.55      
19 A" 3054 3031 31.90      
20 A" 2926 2903 76.32      
21 A" 2892 2870 83.04      
22 A" 1462 1451 4.17      
23 A" 1456 1445 3.12      
24 A" 1262 1253 0.88      
25 A" 1171 1162 8.19      
26 A" 1135 1126 0.09      
27 A" 809 802 0.38      
28 A" 261 259 1.99      
29 A" 211 209 0.77      
30 A" 114 113 2.70      

Unscaled Zero Point Vibrational Energy (zpe) 23101.7 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 22923.8 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 BLYP/6-31G**
ABC
0.92053 0.13572 0.12689

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.333 1.253 0.000
O2 0.010 0.719 0.000
C3 0.000 -0.715 0.000
C4 -1.456 -1.184 0.000
H5 1.239 2.349 0.000
H6 1.908 0.943 0.898
H7 1.908 0.943 -0.898
H8 0.537 -1.104 -0.893
H9 0.537 -1.104 0.893
H10 -1.505 -2.285 0.000
H11 -1.983 -0.811 0.892
H12 -1.983 -0.811 -0.892

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12
C11.42662.37703.70401.09991.11011.11012.64302.64304.53554.00624.0062
O21.42661.43442.40282.04122.11142.11142.09722.09723.36462.66622.6662
C32.37701.43441.52973.30512.68252.68251.11191.11192.17472.17602.1760
C43.70402.40281.52974.44394.08024.08022.18502.18501.10151.10071.1007
H51.09992.04123.30514.44391.79691.79693.63483.63485.38544.60024.6002
H61.11012.11142.68254.08021.79691.79533.04572.46384.78274.26784.6278
H71.11012.11142.68254.08021.79691.79532.46383.04574.78274.62784.2678
H82.64302.09721.11192.18503.63483.04572.46381.78572.52203.10112.5361
H92.64302.09721.11192.18503.63482.46383.04571.78572.52202.53613.1011
H104.53553.36462.17471.10155.38544.78274.78272.52202.52201.78731.7873
H114.00622.66622.17601.10074.60024.26784.62783.10112.53611.78731.7835
H124.00622.66622.17601.10074.60024.62784.26782.53613.10111.78731.7835

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 112.369 O2 C1 H5 107.078
O2 C1 H6 112.079 O2 C1 H7 112.079
O2 C3 C4 108.270 O2 C3 H8 110.255
O2 C3 H9 110.255 C3 C4 H10 110.421
C3 C4 H11 110.567 C3 C4 H12 110.567
C4 C3 H8 110.616 C4 C3 H9 110.616
H5 C1 H6 108.798 H5 C1 H7 108.798
H6 C1 H7 107.924 H8 C3 H9 106.838
H10 C4 H11 108.499 H10 C4 H12 108.499
H11 C4 H12 108.213
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.043      
2 O -0.437      
3 C 0.090      
4 C -0.296      
5 H 0.100      
6 H 0.077      
7 H 0.077      
8 H 0.065      
9 H 0.065      
10 H 0.089      
11 H 0.106      
12 H 0.106      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.847 -0.648 0.000 1.067
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.381 1.743 0.000
y 1.743 -25.514 0.000
z 0.000 0.000 -26.600
Traceless
 xyz
x 0.676 1.743 0.000
y 1.743 0.477 0.000
z 0.000 0.000 -1.152
Polar
3z2-r2-2.305
x2-y20.133
xy1.743
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.116 0.858 0.000
y 0.858 6.246 0.000
z 0.000 0.000 5.221


<r2> (average value of r2) Å2
<r2> 105.144
(<r2>)1/2 10.254