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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-286.539739
Energy at 298.15K-286.547522
HF Energy-286.539739
Nuclear repulsion energy216.529082
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 B3PW91/6-311G**
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' 3130 3014 20.44      
2 A' 3051 2939 13.80      
3 A' 2978 2868 61.48      
4 A' 2971 2861 21.47      
5 A' 2380 2293 0.68      
6 A' 1526 1470 5.52      
7 A' 1497 1442 1.42      
8 A' 1491 1436 7.86      
9 A' 1447 1393 7.21      
10 A' 1403 1351 22.08      
11 A' 1378 1327 44.62      
12 A' 1168 1125 214.04      
13 A' 1151 1109 25.43      
14 A' 1055 1017 19.21      
15 A' 963 927 6.19      
16 A' 906 873 5.45      
17 A' 564 543 1.04      
18 A' 420 405 1.27      
19 A' 301 290 1.87      
20 A' 132 128 3.31      
21 A" 3134 3019 22.47      
22 A" 3007 2896 6.99      
23 A" 3000 2889 70.07      
24 A" 1476 1421 8.09      
25 A" 1301 1253 2.88      
26 A" 1258 1211 3.97      
27 A" 1182 1139 7.25      
28 A" 1027 989 1.01      
29 A" 826 795 0.87      
30 A" 380 366 1.24      
31 A" 246 237 0.38      
32 A" 112 108 6.61      
33 A" 73 70 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 23466.5 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 22600.5 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 B3PW91/6-311G**
ABC
0.52693 0.04999 0.04687

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.971 2.528 0.000
C2 -1.246 1.042 0.000
O3 0.000 0.359 0.000
C4 -0.162 -1.032 0.000
C5 1.149 -1.677 0.000
N6 2.168 -2.213 0.000
H7 -1.910 3.086 0.000
H8 -0.398 2.811 0.886
H9 -0.398 2.811 -0.886
H10 -1.829 0.752 -0.888
H11 -1.829 0.752 0.888
H12 -0.716 -1.379 -0.887
H13 -0.716 -1.379 0.887

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51082.37563.65034.70825.68551.09311.09221.09222.16272.16274.01434.0143
C21.51081.42032.33983.62244.71672.14972.15212.15211.10131.10132.63242.6324
O32.37561.42031.40092.33763.36423.32942.63662.63662.07062.07062.07902.0790
C43.65032.33981.40091.46092.61274.47393.95053.95052.59772.59771.10181.1018
C54.70823.62242.33761.46091.15215.66054.82824.82823.94353.94352.08592.0859
N65.68554.71673.36422.61271.15216.68705.71015.71015.05525.05523.13033.1303
H71.09312.14973.32944.47395.66056.68701.77421.77422.49882.49884.70684.7068
H81.09222.15212.63663.95054.82825.71011.77421.77143.07112.50714.56064.2018
H91.09222.15212.63663.95054.82825.71011.77421.77142.50713.07114.20184.5606
H102.16271.10132.07062.59773.94355.05522.49883.07112.50711.77612.40432.9888
H112.16271.10132.07062.59773.94355.05522.49882.50713.07111.77612.98882.4043
H124.01432.63242.07901.10182.08593.13034.70684.56064.20182.40432.98881.7749
H134.01432.63242.07901.10182.08593.13034.70684.20184.56062.98882.40431.7749

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.246 C1 C2 H10 110.804
C1 C2 H11 110.804 C2 C1 H7 110.260
C2 C1 H8 110.502 C2 C1 H9 110.502
C2 O3 C4 112.061 O3 C2 H10 109.752
O3 C2 H11 109.752 O3 C4 C5 109.519
O3 C4 H12 111.781 O3 C4 H13 111.781
C4 C5 N6 178.436 C5 C4 H12 108.154
C5 C4 H13 108.154 H7 C1 H8 108.566
H7 C1 H9 108.566 H8 C1 H9 108.382
H10 C2 H11 107.481 H12 C4 H13 107.310
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability