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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-133.839463
Energy at 298.15K-133.844761
HF Energy-133.839463
Nuclear repulsion energy71.600008
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 B1B95/6-31G
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 3823 3646 27.99      
2 A 3687 3517 34.50      
3 A 3310 3157 20.27      
4 A 3218 3069 6.73      
5 A 3206 3058 15.18      
6 A 1760 1679 219.81      
7 A 1711 1632 36.49      
8 A 1500 1430 0.85      
9 A 1376 1313 19.44      
10 A 1322 1261 46.37      
11 A 1091 1041 25.09      
12 A 1028 981 18.95      
13 A 987 942 1.86      
14 A 854 815 124.27      
15 A 713 680 2.00      
16 A 471 449 226.09      
17 A 463 442 2.00      
18 A 310 296 193.57      

Unscaled Zero Point Vibrational Energy (zpe) 15414.6 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 14700.9 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 B1B95/6-31G
ABC
1.95379 0.33309 0.28458

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.257 -0.194 0.000
C2 -0.067 0.425 -0.000
N3 1.174 -0.172 -0.000
H4 -1.350 -1.273 -0.000
H5 -2.172 0.380 0.000
H6 -0.024 1.509 0.000
H7 1.264 -1.171 0.001
H8 2.013 0.372 -0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.34122.43141.08371.07982.10282.70443.3188
C21.34121.37752.12812.10551.08522.07842.0808
N32.43141.37752.75343.39152.06441.00261.0002
H41.08372.12812.75341.84643.08252.61613.7436
H51.07982.10553.39151.84642.42763.77034.1852
H62.10281.08522.06443.08252.42762.97352.3324
H72.70442.07841.00262.61613.77032.97351.7150
H83.31882.08081.00023.74364.18522.33241.7150

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.837 C1 C2 H6 119.774
C2 C1 H4 122.353 C2 C1 H5 120.469
C2 N3 H7 120.871 C2 N3 H8 121.311
N3 C2 H6 113.389 H4 C1 H5 117.177
H7 N3 H8 117.818
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.391      
2 C 0.119      
3 N -0.793      
4 H 0.121      
5 H 0.134      
6 H 0.151      
7 H 0.330      
8 H 0.330      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.818 0.040 0.001 1.818
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.881 -0.266 0.001
y -0.266 -15.807 -0.001
z 0.001 -0.001 -22.342
Traceless
 xyz
x 3.194 -0.266 0.001
y -0.266 3.304 -0.001
z 0.001 -0.001 -6.498
Polar
3z2-r2-12.996
x2-y2-0.073
xy-0.266
xz0.001
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.222 0.476 -0.000
y 0.476 4.021 0.000
z -0.000 0.000 1.437


<r2> (average value of r2) Å2
<r2> 49.670
(<r2>)1/2 7.048