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

using model chemistry: CCD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-231.686872
Energy at 298.15K-231.695336
HF Energy-230.950954
Nuclear repulsion energy173.808314
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 CCD/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 3305 3128 7.62      
2 A 3215 3043 0.84      
3 A 3181 3011 23.34      
4 A 3172 3002 32.17      
5 A 3171 3001 11.76      
6 A 3090 2924 13.92      
7 A 3086 2921 43.92      
8 A 3042 2880 42.65      
9 A 1770 1675 103.10      
10 A 1583 1498 5.73      
11 A 1553 1470 2.87      
12 A 1537 1455 4.95      
13 A 1490 1410 19.89      
14 A 1468 1390 34.33      
15 A 1439 1362 39.54      
16 A 1373 1300 2.26      
17 A 1334 1262 0.39      
18 A 1255 1188 164.67      
19 A 1219 1154 35.54      
20 A 1197 1133 94.93      
21 A 1130 1070 10.88      
22 A 1014 960 10.83      
23 A 981 929 23.45      
24 A 889 841 6.27      
25 A 851 805 47.60      
26 A 844 799 1.27      
27 A 724 685 2.15      
28 A 504 477 1.58      
29 A 448 424 1.53      
30 A 265 251 0.82      
31 A 225 213 1.07      
32 A 90 85 3.06      
33 A 68 64 1.91      

Unscaled Zero Point Vibrational Energy (zpe) 25256.3 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 23905.1 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 CCD/6-31G*
ABC
0.78400 0.07898 0.07455

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.429 -0.288 0.093
H2 -2.453 -1.353 0.303
H3 -3.370 0.250 0.043
C4 -1.279 0.351 -0.121
H5 -1.230 1.421 -0.333
O6 -0.077 -0.309 -0.140
C7 1.049 0.514 0.165
H8 0.977 0.878 1.201
H9 1.060 1.391 -0.501
C10 2.295 -0.327 -0.030
H11 2.272 -1.198 0.633
H12 2.354 -0.680 -1.065
H13 3.192 0.262 0.194

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 O6 C7 H8 H9 C10 H11 H12 H13
C11.08581.08481.33282.13092.36343.57013.76703.91754.72624.81874.93735.6492
H21.08581.86502.11173.09772.63243.97084.18904.52964.86914.73885.04315.8726
H31.08481.86502.09962.46813.34444.42834.54224.60665.69485.85435.90416.5638
C41.33282.11172.09961.09251.37062.35112.66742.58813.63893.94633.89294.4831
H52.13093.09772.46811.09252.08742.50292.74242.29623.94634.47824.21874.6019
O62.36342.63243.34441.37062.08741.42752.07762.07702.37522.62802.62823.3358
C73.57013.97084.42832.35112.50291.42751.10031.10141.51592.15502.15462.1583
H83.76704.18904.54222.66742.74242.07761.10031.77942.16882.51123.07522.5099
H93.91754.52964.60662.58812.29622.07701.10141.77942.16783.07522.50692.5109
C104.72624.86915.69483.63893.94632.37521.51592.16882.16781.09481.09481.0962
H114.81874.73885.85433.94634.47822.62802.15502.51123.07521.09481.77651.7805
H124.93735.04315.90413.89294.21872.62822.15463.07522.50691.09481.77651.7815
H135.64925.87266.56384.48314.60193.33582.15832.50992.51091.09621.78051.7815

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 122.637 C1 C4 O6 121.899
H2 C1 H3 118.465 H2 C1 C4 121.311
H3 C1 C4 120.216 C4 O6 C7 114.313
H5 C4 O6 115.416 O6 C7 H8 109.870
O6 C7 H9 109.752 O6 C7 C10 107.556
C7 C10 H11 110.225 C7 C10 H12 110.189
C7 C10 H13 110.398 H8 C7 H9 107.839
H8 C7 C10 110.987 H9 C7 C10 110.840
H11 C10 H12 108.461 H11 C10 H13 108.713
H12 C10 H13 108.804
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability