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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: CISD/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 CISD/cc-pVDZ
 hartrees
Energy at 0K-132.282043
Energy at 298.15K-132.284652
HF Energy-131.885862
Nuclear repulsion energy59.268097
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 CISD/cc-pVDZ
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' 3577 3297 19.20      
2 A' 3269 3013 8.14      
3 A' 2179 2008 352.29      
4 A' 1485 1369 1.27      
5 A' 1194 1101 36.88      
6 A' 1095 1009 166.43      
7 A' 754 695 89.54      
8 A' 482 444 20.86      
9 A" 3375 3111 0.53      
10 A" 1033 952 0.01      
11 A" 940 866 51.46      
12 A" 423 390 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 9902.3 cm-1
Scaled (by 0.9218) Zero Point Vibrational Energy (zpe) 9127.9 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 CISD/cc-pVDZ
ABC
6.54311 0.32011 0.31414

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.082 -1.255 0.000
C2 0.000 0.061 0.000
N3 -0.028 1.293 0.000
H4 -0.108 -1.797 0.942
H5 -0.108 -1.797 -0.942
H6 0.906 1.709 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.31932.54871.08721.08723.1248
C21.31931.23182.08672.08671.8804
N32.54871.23183.23163.23161.0228
H41.08722.08673.23161.88433.7700
H51.08722.08673.23161.88433.7700
H63.12481.88041.02283.77003.7700

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 175.130 C2 C1 H4 119.937
C2 C1 H5 119.937 C2 N3 H6 112.708
H4 C1 H5 120.120
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability