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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: MP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-131.419513
Energy at 298.15K-131.422141
HF Energy-131.131696
Nuclear repulsion energy59.003030
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 MP2/3-21G
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' 3404 3249 11.57      
2 A' 3214 3068 7.32      
3 A' 2120 2024 198.10      
4 A' 1525 1456 8.67      
5 A' 1149 1097 1.57      
6 A' 1007 962 388.89      
7 A' 778 743 131.81      
8 A' 488 466 29.92      
9 A" 3299 3149 0.01      
10 A" 1094 1044 1.31      
11 A" 947 904 66.39      
12 A" 442 421 1.45      

Unscaled Zero Point Vibrational Energy (zpe) 9733.5 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 9290.6 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 MP2/3-21G
ABC
7.01087 0.31569 0.30945

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.097 -1.263 0.000
C2 0.000 0.056 0.000
N3 -0.204 1.275 0.000
H4 0.135 -1.818 0.929
H5 0.135 -1.818 -0.929
H6 0.574 1.949 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.32272.55551.08291.08293.2469
C21.32271.23552.09602.09601.9776
N32.55551.23553.24683.24681.0290
H41.08292.09603.24681.85843.9040
H51.08292.09603.24681.85843.9040
H63.24691.97761.02903.90403.9040

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 174.709 C2 C1 H4 120.896
C2 C1 H5 120.896 C2 N3 H6 121.427
H4 C1 H5 118.207
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability