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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-187.651362
Energy at 298.15K-187.656204
HF Energy-186.962722
Nuclear repulsion energy102.980269
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 MP2/6-31G(2df,p)
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' 3563 3365 5.13      
2 A' 3133 2959 6.83      
3 A' 2202 2080 2.29      
4 A' 1687 1593 24.47      
5 A' 1498 1415 6.12      
6 A' 1378 1301 9.61      
7 A' 1144 1081 12.68      
8 A' 963 909 127.45      
9 A' 865 817 57.10      
10 A' 569 538 7.03      
11 A' 215 203 12.58      
12 A" 3658 3455 11.20      
13 A" 3188 3011 1.26      
14 A" 1407 1329 0.03      
15 A" 1208 1141 0.05      
16 A" 904 854 0.00      
17 A" 397 375 12.16      
18 A" 276 261 50.17      

Unscaled Zero Point Vibrational Energy (zpe) 14127.6 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 13343.6 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 MP2/6-31G(2df,p)
ABC
1.00349 0.15867 0.14371

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.454 0.721 0.000
C2 0.000 0.833 0.000
C3 0.719 -0.453 0.000
N4 1.248 -1.501 0.000
H5 -1.749 0.187 0.810
H6 -1.749 0.187 -0.810
H7 0.313 1.403 0.877
H8 0.313 1.403 -0.877

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45802.46933.49791.01401.01402.08702.0870
C21.45801.47362.64712.03312.03311.09151.0915
C32.46931.47361.17402.67512.67512.09272.0927
N43.49792.64711.17403.53383.53383.17473.1747
H51.01402.03312.67513.53381.61922.39542.9286
H61.01402.03312.67513.53381.61922.92862.3954
H72.08701.09152.09273.17472.39542.92861.7531
H82.08701.09152.09273.17472.92862.39541.7531

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.766 N1 C2 H7 109.041
N1 C2 H8 109.041 C2 N1 H5 109.354
C2 N1 H6 109.354 C2 C3 N4 177.597
C3 C2 H7 108.426 C3 C2 H8 108.426
H5 N1 H6 105.964 H7 C2 H8 106.852
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability