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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: PBEPBEultrafine/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/cc-pVDZ
 hartrees
Energy at 0K-187.874509
Energy at 298.15K-187.879276
HF Energy-187.874509
Nuclear repulsion energy102.416757
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 PBEPBEultrafine/cc-pVDZ
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' 3379 3359 0.29      
2 A' 2981 2964 11.57      
3 A' 2256 2243 3.69      
4 A' 1607 1598 16.06      
5 A' 1383 1375 7.53      
6 A' 1297 1289 9.04      
7 A' 1099 1093 12.78      
8 A' 920 915 100.89      
9 A' 844 839 57.57      
10 A' 554 551 9.66      
11 A' 205 203 7.86      
12 A" 3457 3437 1.86      
13 A" 3025 3007 3.38      
14 A" 1340 1332 0.28      
15 A" 1148 1142 0.07      
16 A" 862 857 0.02      
17 A" 399 396 18.57      
18 A" 271 269 37.32      

Unscaled Zero Point Vibrational Energy (zpe) 13513.0 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 13434.6 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 PBEPBEultrafine/cc-pVDZ
ABC
0.97704 0.15815 0.14287

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.461 0.722 0.000
C2 0.000 0.837 0.000
C3 0.732 -0.448 0.000
N4 1.240 -1.508 0.000
H5 -1.748 0.161 0.816
H6 -1.748 0.161 -0.816
H7 0.322 1.422 0.887
H8 0.322 1.422 -0.887

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46532.48573.50271.03101.03102.11102.1110
C21.46531.47912.65292.04382.04381.11051.1105
C32.48571.47911.17542.68062.68062.11002.1100
N43.50272.65291.17543.51813.51813.19613.1961
H51.03102.04382.68063.51811.63152.42502.9624
H61.03102.04382.68063.51811.63152.96242.4250
H72.11101.11052.11003.19612.42502.96241.7745
H82.11101.11052.11003.19612.96242.42501.7745

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.172 N1 C2 H7 109.310
N1 C2 H8 109.310 C2 N1 H5 108.670
C2 N1 H6 108.670 C2 C3 N4 175.929
C3 C2 H7 108.295 C3 C2 H8 108.295
H5 N1 H6 104.602 H7 C2 H8 106.068
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.161      
2 C 0.038      
3 C -0.114      
4 N -0.119      
5 H 0.095      
6 H 0.095      
7 H 0.084      
8 H 0.084      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.593 1.911 0.000 2.488
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.799 6.317 0.000
y 6.317 -28.721 0.000
z 0.000 0.000 -21.682
Traceless
 xyz
x -0.598 6.317 0.000
y 6.317 -4.980 0.000
z 0.000 0.000 5.578
Polar
3z2-r211.156
x2-y22.922
xy6.317
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.123 -1.017 0.000
y -1.017 5.515 0.000
z 0.000 0.000 3.782


<r2> (average value of r2) Å2
<r2> 83.082
(<r2>)1/2 9.115