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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-286.286628
Energy at 298.15K-286.294303
HF Energy-286.286628
Nuclear repulsion energy215.180760
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' 3061 3029 23.07      
2 A' 2986 2955 15.79      
3 A' 2897 2867 82.04      
4 A' 2888 2858 15.84      
5 A' 2287 2264 0.25      
6 A' 1495 1480 5.13      
7 A' 1470 1455 1.66      
8 A' 1458 1443 9.06      
9 A' 1407 1393 9.38      
10 A' 1370 1355 15.96      
11 A' 1341 1327 44.77      
12 A' 1124 1113 52.94      
13 A' 1103 1091 173.62      
14 A' 1021 1010 19.94      
15 A' 939 930 4.55      
16 A' 879 869 7.67      
17 A' 546 540 0.87      
18 A' 412 408 1.12      
19 A' 294 291 1.52      
20 A' 129 127 3.01      
21 A" 3064 3032 26.37      
22 A" 2922 2892 32.06      
23 A" 2908 2878 64.32      
24 A" 1452 1436 9.20      
25 A" 1270 1257 2.44      
26 A" 1225 1212 3.86      
27 A" 1154 1142 7.03      
28 A" 1000 990 0.90      
29 A" 807 799 0.87      
30 A" 369 366 0.83      
31 A" 246 243 0.29      
32 A" 116 114 5.88      
33 A" 77 76 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 22858.0 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 22620.3 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
0.52301 0.04943 0.04635

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 -1.045 2.512 0.000
C2 -1.277 1.015 0.000
O3 0.000 0.368 0.000
C4 -0.135 -1.039 0.000
C5 1.192 -1.658 0.000
N6 2.235 -2.175 0.000
H7 -2.006 3.049 0.000
H8 -0.477 2.817 0.891
H9 -0.477 2.817 -0.891
H10 -1.856 0.702 -0.894
H11 -1.856 0.702 0.894
H12 -0.691 -1.397 -0.893
H13 -0.691 -1.397 0.893

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51582.38503.66614.73225.72081.10051.09971.09972.17612.17614.02584.0258
C21.51581.43132.34983.63834.74422.16092.16402.16401.11011.11012.63762.6376
O32.38501.43131.41392.35073.38573.34782.64892.64892.08702.08702.09582.0958
C43.66612.34981.41391.46402.62824.49573.97233.97232.60612.60611.11111.1111
C54.73223.63832.35071.46401.16445.69014.85814.85813.95683.95682.10022.1002
N65.72084.74423.38572.62821.16446.72845.75025.75025.08055.08053.15693.1569
H71.10052.16093.34784.49575.69016.72841.78461.78462.51612.51614.72164.7216
H81.09972.16402.64893.97234.85815.75021.78461.78213.09232.52494.58114.2196
H91.09972.16402.64893.97234.85815.75021.78461.78212.52493.09234.21964.5811
H102.17611.11012.08702.60613.95685.08052.51613.09232.52491.78852.40062.9926
H112.17611.11012.08702.60613.95685.08052.51612.52493.09231.78852.99262.4006
H124.02582.63762.09581.11112.10023.15694.72164.58114.21962.40062.99261.7852
H134.02582.63762.09581.11112.10023.15694.72164.21964.58112.99262.40061.7852

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.015 C1 C2 H10 110.992
C1 C2 H11 110.992 C2 C1 H7 110.364
C2 C1 H8 110.658 C2 C1 H9 110.658
C2 O3 C4 111.351 O3 C2 H10 109.759
O3 C2 H11 109.759 O3 C4 C5 109.521
O3 C4 H12 111.640 O3 C4 H13 111.640
C4 C5 N6 178.652 C5 C4 H12 108.511
C5 C4 H13 108.511 H7 C1 H8 108.416
H7 C1 H9 108.416 H8 C1 H9 108.252
H10 C2 H11 107.325 H12 C4 H13 106.902
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability