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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: PBEPBE/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 PBEPBE/6-311G**
 hartrees
Energy at 0K-286.295709
Energy at 298.15K-286.303364
HF Energy-286.295709
Nuclear repulsion energy215.105717
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 PBEPBE/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' 3062 3034 18.82      
2 A' 2985 2958 13.39      
3 A' 2892 2866 73.75      
4 A' 2883 2857 16.77      
5 A' 2287 2266 0.28      
6 A' 1479 1465 4.82      
7 A' 1454 1440 1.81      
8 A' 1441 1427 8.18      
9 A' 1394 1382 9.34      
10 A' 1357 1344 12.98      
11 A' 1327 1315 42.69      
12 A' 1117 1107 60.03      
13 A' 1099 1089 166.45      
14 A' 1016 1007 19.39      
15 A' 937 929 3.72      
16 A' 874 866 7.70      
17 A' 545 540 0.82      
18 A' 410 406 1.08      
19 A' 292 289 1.51      
20 A' 128 127 3.01      
21 A" 3065 3037 21.45      
22 A" 2919 2892 33.19      
23 A" 2903 2877 52.25      
24 A" 1432 1419 8.21      
25 A" 1256 1244 2.26      
26 A" 1209 1198 4.01      
27 A" 1144 1134 6.81      
28 A" 990 981 0.79      
29 A" 803 796 0.97      
30 A" 368 364 0.76      
31 A" 241 239 0.30      
32 A" 113 112 5.83      
33 A" 74 74 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 22746.5 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 22539.5 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 PBEPBE/6-311G**
ABC
0.52239 0.04940 0.04633

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.043 2.515 0.000
C2 -1.278 1.016 0.000
O3 0.000 0.368 0.000
C4 -0.136 -1.040 0.000
C5 1.191 -1.659 0.000
N6 2.234 -2.176 0.000
H7 -2.004 3.050 0.000
H8 -0.475 2.816 0.892
H9 -0.475 2.816 -0.892
H10 -1.857 0.705 -0.895
H11 -1.857 0.705 0.895
H12 -0.689 -1.400 -0.894
H13 -0.689 -1.400 0.894

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51672.38633.66884.73375.72211.10021.09941.09942.17612.17614.03104.0310
C21.51671.43282.35243.64024.74612.16002.16322.16321.10991.10992.64262.6426
O32.38631.43281.41512.35113.38603.34812.64792.64792.08842.08842.09792.0979
C43.66882.35241.41511.46372.62794.49713.97253.97252.60962.60961.11121.1112
C54.73373.64022.35111.46371.16445.69074.85734.85733.95953.95952.09792.0979
N65.72214.74613.38602.62791.16446.72895.74925.74925.08315.08313.15403.1540
H71.10022.16003.34814.49715.69076.72891.78561.78562.51422.51424.72594.7259
H81.09942.16322.64793.97254.85735.74921.78561.78333.09112.52254.58354.2215
H91.09942.16322.64793.97254.85735.74921.78561.78332.52253.09114.22154.5835
H102.17611.10992.08842.60963.95955.08312.51423.09112.52251.78962.40752.9991
H112.17611.10992.08842.60963.95955.08312.51422.52253.09111.78962.99912.4075
H124.03102.64262.09791.11122.09793.15404.72594.58354.22152.40752.99911.7873
H134.03102.64262.09791.11122.09793.15404.72594.22154.58352.99912.40751.7873

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.970 C1 C2 H10 110.930
C1 C2 H11 110.930 C2 C1 H7 110.235
C2 C1 H8 110.539 C2 C1 H9 110.539
C2 O3 C4 111.377 O3 C2 H10 109.780
O3 C2 H11 109.780 O3 C4 C5 109.495
O3 C4 H12 111.725 O3 C4 H13 111.725
C4 C5 N6 178.625 C5 C4 H12 108.347
C5 C4 H13 108.347 H7 C1 H8 108.536
H7 C1 H9 108.536 H8 C1 H9 108.391
H10 C2 H11 107.451 H12 C4 H13 107.074
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability