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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: MP4/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/3-21G
 hartrees
Energy at 0K-186.332963
Energy at 298.15K-186.337833
HF Energy-185.892410
Nuclear repulsion energy101.245040
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 MP4/3-21G
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' 3381 3279        
2 A' 3060 2968        
3 A' 2139 2075        
4 A' 1746 1693        
5 A' 1542 1496        
6 A' 1390 1348        
7 A' 1091 1058        
8 A' 858 832        
9 A' 775 752        
10 A' 576 558        
11 A' 223 217        
12 A" 3480 3375        
13 A" 3102 3009        
14 A" 1412 1369        
15 A" 1246 1209        
16 A" 902 875        
17 A" 432 419        
18 A" 304 295        

Unscaled Zero Point Vibrational Energy (zpe) 13829.0 cm-1
Scaled (by 0.9698) Zero Point Vibrational Energy (zpe) 13411.4 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 MP4/3-21G
ABC
0.96633 0.15298 0.13859

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.492 0.711 0.000
C2 0.000 0.844 0.000
C3 0.746 -0.455 0.000
N4 1.286 -1.510 0.000
H5 -1.812 0.210 0.837
H6 -1.812 0.210 -0.837
H7 0.293 1.421 0.887
H8 0.293 1.421 -0.887

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.49762.52343.55661.02661.02662.11562.1156
C21.49761.49742.68232.09392.09391.09841.0984
C32.52341.49741.18572.77262.77262.12392.1239
N43.55662.68231.18573.64113.64113.21983.2198
H51.02662.09392.77263.64111.67482.42822.9780
H61.02662.09392.77263.64111.67482.97802.4282
H72.11561.09842.12393.21982.42822.97801.7749
H82.11561.09842.12393.21982.97802.42821.7749

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.813 N1 C2 H7 108.176
N1 C2 H8 108.176 C2 N1 H5 110.709
C2 N1 H6 110.709 C2 C3 N4 177.164
C3 C2 H7 108.839 C3 C2 H8 108.839
H5 N1 H6 109.304 H7 C2 H8 107.784
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability