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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: CCD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/cc-pVDZ
 hartrees
Energy at 0K-285.782159
Energy at 298.15K-285.789970
HF Energy-284.851100
Nuclear repulsion energy215.258260
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/cc-pVDZ
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' 3173 3036 19.85      
2 A' 3081 2948 13.98      
3 A' 3032 2901 38.31      
4 A' 3014 2883 33.75      
5 A' 2371 2269 2.24      
6 A' 1538 1472 2.88      
7 A' 1509 1443 2.97      
8 A' 1504 1439 2.96      
9 A' 1469 1406 7.08      
10 A' 1420 1358 43.58      
11 A' 1394 1334 57.91      
12 A' 1214 1161 181.66      
13 A' 1172 1121 21.66      
14 A' 1088 1041 15.82      
15 A' 971 929 9.74      
16 A' 923 883 4.07      
17 A' 556 532 0.78      
18 A' 429 410 0.96      
19 A' 301 288 1.70      
20 A' 133 127 2.99      
21 A" 3178 3040 20.24      
22 A" 3073 2940 18.38      
23 A" 3055 2923 62.17      
24 A" 1484 1420 5.16      
25 A" 1310 1253 3.32      
26 A" 1272 1217 3.60      
27 A" 1198 1146 7.02      
28 A" 1044 999 2.55      
29 A" 828 792 0.17      
30 A" 364 348 1.33      
31 A" 259 247 0.51      
32 A" 111 106 5.84      
33 A" 74 70 0.18      

Unscaled Zero Point Vibrational Energy (zpe) 23770.8 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 22741.5 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/cc-pVDZ
ABC
0.51236 0.04967 0.04649

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.946 2.544 0.000
C2 -1.241 1.052 0.000
O3 0.000 0.360 0.000
C4 -0.189 -1.031 0.000
C5 1.140 -1.691 0.000
N6 2.171 -2.238 0.000
H7 -1.887 3.120 0.000
H8 -0.362 2.816 0.895
H9 -0.362 2.816 -0.895
H10 -1.835 0.767 -0.896
H11 -1.835 0.767 0.896
H12 -0.747 -1.373 -0.896
H13 -0.747 -1.373 0.896

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.52112.37943.65394.72035.70771.10371.10311.10312.17902.17904.02294.0229
C21.52111.42092.33353.63194.73962.16692.16552.16551.11131.11132.63172.6317
O32.37941.42091.40412.34663.38583.34322.63892.63892.08182.08182.08962.0896
C43.65392.33351.40411.48322.65024.48503.95383.95382.59712.59711.10981.1098
C54.72033.63192.34661.48321.16735.68394.83434.83433.96123.96122.11282.1128
N65.70774.73963.38582.65021.16736.72125.72375.72375.08695.08693.17273.1727
H71.10372.16693.34324.48505.68396.72121.79461.79462.51812.51814.72134.7213
H81.10312.16552.63893.95384.83435.72371.79461.79023.09442.52364.57254.2073
H91.10312.16552.63893.95384.83435.72371.79461.79022.52363.09444.20734.5725
H102.17901.11132.08182.59713.96125.08692.51813.09442.52361.79122.40072.9954
H112.17901.11132.08182.59713.96125.08692.51812.52363.09441.79122.99542.4007
H124.02292.63172.08961.10982.11283.17274.72134.57254.20732.40072.99541.7914
H134.02292.63172.08961.10982.11283.17274.72134.20734.57252.99542.40071.7914

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.904 C1 C2 H10 110.776
C1 C2 H11 110.776 C2 C1 H7 110.280
C2 C1 H8 110.204 C2 C1 H9 110.204
C2 O3 C4 111.380 O3 C2 H10 109.999
O3 C2 H11 109.999 O3 C4 C5 108.696
O3 C4 H12 111.918 O3 C4 H13 111.918
C4 C5 N6 178.474 C5 C4 H12 108.279
C5 C4 H13 108.279 H7 C1 H8 108.818
H7 C1 H9 108.818 H8 C1 H9 108.470
H10 C2 H11 107.397 H12 C4 H13 107.627
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability