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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: MP2/6-31G*

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*
 hartrees
Energy at 0K-187.516386
Energy at 298.15K-187.521204
HF Energy-186.938004
Nuclear repulsion energy102.564262
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*
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' 3529 3328 2.39      
2 A' 3134 2955 8.77      
3 A' 2199 2074 3.73      
4 A' 1731 1632 29.33      
5 A' 1535 1447 6.77      
6 A' 1401 1321 9.82      
7 A' 1153 1088 16.34      
8 A' 974 918 167.44      
9 A' 874 824 53.14      
10 A' 564 532 10.66      
11 A' 205 193 12.30      
12 A" 3630 3423 6.11      
13 A" 3189 3007 3.51      
14 A" 1424 1343 0.05      
15 A" 1226 1156 0.01      
16 A" 917 865 0.03      
17 A" 398 375 26.37      
18 A" 275 260 49.14      

Unscaled Zero Point Vibrational Energy (zpe) 14178.0 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 13369.9 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*
ABC
0.99527 0.15737 0.14255

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.455 0.724 0.000
C2 0.000 0.837 0.000
C3 0.725 -0.454 0.000
N4 1.249 -1.512 0.000
H5 -1.761 0.198 0.817
H6 -1.761 0.198 -0.817
H7 0.309 1.410 0.879
H8 0.309 1.410 -0.879

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45992.47793.50941.01831.01832.08712.0871
C21.45991.48032.66082.04362.04361.09351.0935
C32.47791.48031.18132.69632.69632.10192.1019
N43.50942.66081.18133.55713.55713.19293.1929
H51.01832.04362.69633.55711.63322.39952.9373
H61.01832.04362.69633.55711.63322.93732.3995
H72.08711.09352.10193.19292.39952.93731.7576
H82.08711.09352.10193.19292.93732.39951.7576

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.864 N1 C2 H7 108.802
N1 C2 H8 108.802 C2 N1 H5 109.827
C2 N1 H6 109.827 C2 C3 N4 177.061
C3 C2 H7 108.567 C3 C2 H8 108.567
H5 N1 H6 106.630 H7 C2 H8 106.956
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability