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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-188.106375
Energy at 298.15K-188.111178
HF Energy-188.106375
Nuclear repulsion energy102.830396
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 TPSSh/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3485 3341 0.36      
2 A' 3073 2946 12.96      
3 A' 2327 2230 2.73      
4 A' 1687 1617 21.84      
5 A' 1488 1427 5.60      
6 A' 1364 1308 10.21      
7 A' 1112 1066 17.27      
8 A' 926 888 137.98      
9 A' 849 814 64.22      
10 A' 565 541 10.98      
11 A' 209 201 11.02      
12 A" 3572 3425 1.70      
13 A" 3117 2988 5.86      
14 A" 1394 1336 0.08      
15 A" 1195 1146 0.02      
16 A" 893 856 0.02      
17 A" 403 386 17.18      
18 A" 273 262 50.86      

Unscaled Zero Point Vibrational Energy (zpe) 13965.4 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 13388.6 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 TPSSh/6-31G**
ABC
0.99330 0.15834 0.14330

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.458 0.718 0.000
C2 0.000 0.835 0.000
C3 0.731 -0.454 0.000
N4 1.245 -1.500 0.000
H5 -1.759 0.187 0.815
H6 -1.759 0.187 -0.815
H7 0.311 1.407 0.879
H8 0.311 1.407 -0.879

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46302.48343.49711.01851.01852.09262.0926
C21.46301.48152.64612.04412.04411.09451.0945
C32.48341.48151.16572.69732.69732.10072.1007
N43.49712.64611.16573.54063.54063.17763.1776
H51.01852.04412.69733.54061.63042.40402.9405
H61.01852.04412.69733.54061.63042.94052.4040
H72.09261.09452.10073.17762.40402.94051.7589
H82.09261.09452.10073.17762.94052.40401.7589

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.001 N1 C2 H7 108.970
N1 C2 H8 108.970 C2 N1 H5 109.625
C2 N1 H6 109.625 C2 C3 N4 176.608
C3 C2 H7 108.334 C3 C2 H8 108.334
H5 N1 H6 106.334 H7 C2 H8 106.937
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.603      
2 C -0.158      
3 C 0.333      
4 N -0.483      
5 H 0.272      
6 H 0.272      
7 H 0.184      
8 H 0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.559 1.918 0.000 2.471
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.837 -1.026 0.000
y -1.026 5.248 0.000
z 0.000 0.000 3.615


<r2> (average value of r2) Å2
<r2> 82.937
(<r2>)1/2 9.107