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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: HSEh1PBE/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 HSEh1PBE/3-21G
 hartrees
Energy at 0K-186.847972
Energy at 298.15K-186.852888
HF Energy-186.847972
Nuclear repulsion energy102.857079
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 HSEh1PBE/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' 3478 3350 1.73      
2 A' 3089 2976 8.13      
3 A' 2356 2269 0.45      
4 A' 1728 1665 24.77      
5 A' 1518 1462 15.83      
6 A' 1391 1340 0.15      
7 A' 1107 1067 17.38      
8 A' 900 867 29.36      
9 A' 684 659 224.55      
10 A' 614 592 48.68      
11 A' 236 227 9.70      
12 A" 3585 3453 4.70      
13 A" 3132 3017 2.24      
14 A" 1409 1357 0.16      
15 A" 1246 1200 0.00      
16 A" 906 872 0.17      
17 A" 460 443 14.29      
18 A" 308 297 63.78      

Unscaled Zero Point Vibrational Energy (zpe) 14072.4 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 13556.0 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 HSEh1PBE/3-21G
ABC
0.99047 0.15868 0.14374

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.459 0.692 0.000
C2 0.000 0.827 0.000
C3 0.734 -0.448 0.000
N4 1.260 -1.486 0.000
H5 -1.811 0.235 0.841
H6 -1.811 0.235 -0.841
H7 0.302 1.406 0.880
H8 0.302 1.406 -0.880

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46482.47133.48371.01981.01982.09412.0941
C21.46481.47132.63412.08252.08251.09591.0959
C32.47131.47131.16372.76572.76572.09702.0970
N43.48372.63411.16373.61933.61933.17073.1707
H51.01982.08252.76573.61931.68132.41632.9662
H61.01982.08252.76573.61931.68132.96622.4163
H72.09411.09592.09703.17072.41632.96621.7606
H82.09411.09592.09703.17072.96622.41631.7606

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.636 N1 C2 H7 108.869
N1 C2 H8 108.869 C2 N1 H5 112.659
C2 N1 H6 112.659 C2 C3 N4 176.966
C3 C2 H7 108.653 C3 C2 H8 108.653
H5 N1 H6 111.040 H7 C2 H8 106.884
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.674      
2 C -0.347      
3 C 0.336      
4 N -0.492      
5 H 0.303      
6 H 0.303      
7 H 0.286      
8 H 0.286      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.608 1.741 0.000 2.370
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.607 6.925 0.000
y 6.925 -29.333 0.000
z 0.000 0.000 -21.254
Traceless
 xyz
x -0.314 6.925 0.000
y 6.925 -5.902 0.000
z 0.000 0.000 6.216
Polar
3z2-r212.432
x2-y23.726
xy6.925
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.261 -0.882 0.000
y -0.882 4.412 0.000
z 0.000 0.000 3.181


<r2> (average value of r2) Å2
<r2> 82.991
(<r2>)1/2 9.110