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All results from a given calculation for C2H3OC2H5 (Ethene, ethoxy-)

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-231.159438
Energy at 298.15K-231.167810
Nuclear repulsion energy172.002061
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 B3LYP/3-21G
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 3278 3163 7.11      
2 A 3191 3079 0.07      
3 A 3146 3035 23.93      
4 A 3137 3027 21.67      
5 A 3127 3017 23.35      
6 A 3069 2961 11.91      
7 A 3058 2951 40.87      
8 A 3018 2912 38.14      
9 A 1719 1659 115.27      
10 A 1581 1526 5.88      
11 A 1568 1513 9.06      
12 A 1551 1497 6.61      
13 A 1487 1435 0.35      
14 A 1463 1411 11.15      
15 A 1411 1361 73.12      
16 A 1369 1321 1.31      
17 A 1322 1276 0.34      
18 A 1204 1162 90.99      
19 A 1168 1127 73.69      
20 A 1146 1106 78.21      
21 A 1068 1031 103.40      
22 A 1012 976 20.44      
23 A 983 948 5.79      
24 A 896 864 76.53      
25 A 861 831 2.15      
26 A 828 799 4.69      
27 A 718 692 3.35      
28 A 492 474 2.45      
29 A 420 405 3.65      
30 A 248 240 1.09      
31 A 210 202 0.77      
32 A 80 77 0.63      
33 A 69 67 4.28      

Unscaled Zero Point Vibrational Energy (zpe) 24947.4 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 24071.7 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 B3LYP/3-21G
ABC
0.77348 0.07690 0.07272

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.465 -0.271 0.056
H2 -2.502 -1.311 0.356
H3 -3.398 0.255 -0.098
C4 -1.300 0.341 -0.139
H5 -1.243 1.388 -0.436
O6 -0.082 -0.323 -0.026
C7 1.091 0.533 0.203
H8 1.101 0.885 1.242
H9 1.054 1.408 -0.461
C10 2.312 -0.334 -0.099
H11 2.308 -1.213 0.551
H12 2.277 -0.669 -1.139
H13 3.234 0.232 0.068

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 O6 C7 H8 H9 C10 H11 H12 H13
C11.08271.08191.33042.11892.38543.64933.93243.93384.77994.88994.90655.7216
H21.08271.86052.10173.08172.64174.04134.31144.55044.93284.81425.04805.9467
H31.08191.86052.09962.45793.36674.50784.73664.61345.73985.92695.84286.6341
C41.33042.10172.09961.09001.39212.42362.82352.60523.67483.98853.84904.5406
H52.11893.08172.45791.09002.10802.56692.92632.29773.96424.51084.13724.6516
O62.38542.64173.36671.39212.10801.46992.11362.11542.39472.61442.63073.3634
C73.64934.04134.50782.42362.56691.46991.09711.09931.52682.15602.15642.1681
H83.93244.31144.73662.82352.92632.11361.09711.78232.17892.51703.07642.5205
H93.93384.55044.61342.60522.29772.11541.09931.78232.17823.07632.50322.5328
C104.77994.93285.73983.67483.96422.39471.52682.17892.17821.09341.09331.0947
H114.88994.81425.92693.98854.51082.61442.15602.51703.07631.09341.77521.7829
H124.90655.04805.84283.84904.13722.63072.15643.07642.50321.09331.77521.7846
H135.72165.94676.63414.54064.65163.36342.16812.52052.53281.09471.78291.7846

picture of Ethene, ethoxy- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H5 121.879 C1 C4 O6 122.353
H2 C1 H3 118.528 H2 C1 C4 120.802
H3 C1 C4 120.662 C4 O6 C7 115.705
H5 C4 O6 115.730 O6 C7 H8 109.998
O6 C7 H9 110.011 O6 C7 C10 106.074
C7 C10 H11 109.635 C7 C10 H12 109.664
C7 C10 H13 110.512 H8 C7 H9 108.482
H8 C7 C10 111.225 H9 C7 C10 111.041
H11 C10 H12 108.549 H11 C10 H13 109.147
H12 C10 H13 109.301
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.444     -0.610
2 H 0.194     0.230
3 H 0.182     0.213
4 C 0.110     0.140
5 H 0.177     0.092
6 O -0.504     -0.311
7 C -0.136     0.276
8 H 0.196     0.016
9 H 0.185     0.011
10 C -0.572     -0.388
11 H 0.213     0.116
12 H 0.209     0.115
13 H 0.188     0.101


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.093 1.460 0.095 1.827
CHELPG        
AIM        
ESP 1.068 1.468 0.113 1.819


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.966 0.020 0.389
y 0.020 -30.536 -0.793
z 0.389 -0.793 -32.847
Traceless
 xyz
x 2.725 0.020 0.389
y 0.020 0.370 -0.793
z 0.389 -0.793 -3.096
Polar
3z2-r2-6.191
x2-y21.570
xy0.020
xz0.389
yz-0.793


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.922 0.758 -0.049
y 0.758 5.901 -0.477
z -0.049 -0.477 4.122


<r2> (average value of r2) Å2
<r2> 164.668
(<r2>)1/2 12.832