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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-133.856610
Energy at 298.15K-133.862001
HF Energy-133.856610
Nuclear repulsion energy 
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 B97D3/6-31G*
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 3561 3491 2.61      
2 A 3456 3388 2.12      
3 A 3204 3141 20.59      
4 A 3115 3054 6.34      
5 A 3108 3047 23.94      
6 A 1702 1668 118.01      
7 A 1653 1621 22.71      
8 A 1443 1415 1.87      
9 A 1325 1299 9.42      
10 A 1282 1257 24.89      
11 A 1072 1051 9.07      
12 A 975 956 21.51      
13 A 947 929 2.80      
14 A 756 741 75.66      
15 A 727 712 118.05      
16 A 629 617 182.86      
17 A 465 456 4.25      
18 A 358 351 50.74      

Unscaled Zero Point Vibrational Energy (zpe) 14887.8 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 14596.0 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 B97D3/6-31G*
ABC
1.86968 0.32984 0.28324

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.257 -0.197 0.019
C2 0.067 0.432 -0.000
N3 -1.195 -0.168 -0.096
H4 1.336 -1.286 0.030
H5 2.184 0.373 -0.008
H6 0.021 1.525 -0.017
H7 -1.195 -1.160 0.133
H8 -1.927 0.315 0.419

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.34672.45471.09201.08792.11992.63663.2495
C21.34671.40052.13682.11761.09342.03602.0404
N32.45471.40052.76973.42242.08591.01811.0169
H41.09202.13682.76971.86293.10372.53613.6555
H51.08792.11763.42241.86292.45023.71234.1328
H62.11991.09342.08593.10372.45022.95132.3340
H72.63662.03601.01812.53613.71232.95131.6716
H83.24952.04041.01693.65554.13282.33401.6716

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.849 C1 C2 H6 120.290
C2 C1 H4 122.225 C2 C1 H5 120.643
C2 N3 H7 114.101 C2 N3 H8 114.678
N3 C2 H6 112.710 H4 C1 H5 117.102
H7 N3 H8 110.986
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.390      
2 C 0.065      
3 N -0.703      
4 H 0.122      
5 H 0.137      
6 H 0.137      
7 H 0.316      
8 H 0.316      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.186 -0.093 1.135 1.644
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.105 0.312 -2.314
y 0.312 -16.147 -0.138
z -2.314 -0.138 -21.693
Traceless
 xyz
x 1.815 0.312 -2.314
y 0.312 3.252 -0.138
z -2.314 -0.138 -5.067
Polar
3z2-r2-10.134
x2-y2-0.958
xy0.312
xz-2.314
yz-0.138


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.458 -0.424 -0.062
y -0.424 4.301 0.007
z -0.062 0.007 1.887


<r2> (average value of r2) Å2
<r2> 50.011
(<r2>)1/2 7.072