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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-133.949497
Energy at 298.15K-133.954928
HF Energy-133.949497
Nuclear repulsion energy71.710175
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 mPW1PW91/6-311G**
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 3708 3547 13.83      
2 A 3602 3446 12.44      
3 A 3268 3127 12.34      
4 A 3179 3041 7.92      
5 A 3167 3030 11.15      
6 A 1737 1662 167.94      
7 A 1659 1587 26.70      
8 A 1452 1389 1.20      
9 A 1341 1283 13.64      
10 A 1301 1245 37.24      
11 A 1089 1042 15.30      
12 A 1011 967 25.45      
13 A 965 924 2.37      
14 A 816 781 78.09      
15 A 715 684 13.51      
16 A 586 561 277.14      
17 A 469 449 3.13      
18 A 359 343 56.11      

Unscaled Zero Point Vibrational Energy (zpe) 15212.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 14553.3 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 mPW1PW91/6-311G**
ABC
1.91969 0.33536 0.28771

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.248 -0.195 0.016
C2 0.067 0.425 -0.001
N3 -1.182 -0.168 -0.084
H4 1.330 -1.276 0.022
H5 2.164 0.378 0.002
H6 0.029 1.510 -0.012
H7 -1.207 -1.152 0.132
H8 -1.932 0.338 0.356

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.33422.43191.08451.08032.09662.63763.2421
C21.33421.38432.11932.09781.08632.03142.0319
N32.43191.38432.74773.39092.07041.00781.0063
H41.08452.11932.74771.85223.07582.54293.6553
H51.08032.09783.39091.85222.41713.70424.1112
H62.09661.08632.07043.07582.41712.93882.3135
H72.63762.03141.00782.54293.70422.93881.6726
H83.24212.03191.00633.65534.11122.31351.6726

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.895 C1 C2 H6 119.687
C2 C1 H4 122.039 C2 C1 H5 120.287
C2 N3 H7 115.350 C2 N3 H8 115.508
N3 C2 H6 113.314 H4 C1 H5 117.659
H7 N3 H8 112.286
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.320      
2 C 0.002      
3 N -0.444      
4 H 0.103      
5 H 0.117      
6 H 0.115      
7 H 0.212      
8 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.355 -0.023 0.980 1.673
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.079 0.250 -2.019
y 0.250 -16.166 -0.127
z -2.019 -0.127 -22.243
Traceless
 xyz
x 2.126 0.250 -2.019
y 0.250 3.495 -0.127
z -2.019 -0.127 -5.621
Polar
3z2-r2-11.241
x2-y2-0.913
xy0.250
xz-2.019
yz-0.127


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.612 -0.522 -0.031
y -0.522 4.411 -0.000
z -0.031 -0.000 2.583


<r2> (average value of r2) Å2
<r2> 49.538
(<r2>)1/2 7.038