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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: MP4/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/aug-cc-pVDZ
 hartrees
Energy at 0K-187.646816
Energy at 298.15K-187.651551
HF Energy-186.968761
Nuclear repulsion energy101.735093
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 MP4/6-31G*
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' 3477 3396        
2 A' 3086 3015        
3 A' 2187 2137        
4 A' 1724 1685        
5 A' 1518 1483        
6 A' 1386 1354        
7 A' 1143 1117        
8 A' 969 947        
9 A' 863 843        
10 A' 553 540        
11 A' 200 196        
12 A" 3570 3487        
13 A" 3136 3063        
14 A" 1414 1381        
15 A" 1214 1186        
16 A" 907 886        
17 A" 392 383        
18 A" 272 265        

Unscaled Zero Point Vibrational Energy (zpe) 14005.8 cm-1
Scaled (by 0.9769) Zero Point Vibrational Energy (zpe) 13682.3 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 MP4/aug-cc-pVDZ
ABC
0.98724 0.15421 0.13988

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.468 0.740 0.000
C2 0.000 0.843 0.000
C3 0.728 -0.465 0.000
N4 1.260 -1.526 0.000
H5 -1.775 0.206 0.817
H6 -1.775 0.206 -0.817
H7 0.320 1.414 0.889
H8 0.320 1.414 -0.889

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.47152.50423.54641.02331.02332.10702.1070
C21.47151.49722.68402.05552.05551.10361.1036
C32.50421.49721.18742.71692.71692.11832.1183
N43.54642.68401.18743.58923.58923.21243.2124
H51.02332.05552.71693.58921.63482.41872.9593
H61.02332.05552.71693.58921.63482.95932.4187
H72.10701.10362.11833.21242.41872.95931.7783
H82.10701.10362.11833.21242.95932.41871.7783

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.029 N1 C2 H7 108.980
N1 C2 H8 108.980 C2 N1 H5 109.646
C2 N1 H6 109.646 C2 C3 N4 177.579
C3 C2 H7 108.116 C3 C2 H8 108.116
H5 N1 H6 106.037 H7 C2 H8 107.356
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability