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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: PBEPBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31+G**
 hartrees
Energy at 0K-187.880090
Energy at 298.15K-187.884800
HF Energy-187.880090
Nuclear repulsion energy102.339165
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 PBEPBE/6-31+G**
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' 3435 3396 2.23      
2 A' 2996 2962 10.10      
3 A' 2252 2226 4.55      
4 A' 1627 1609 30.75      
5 A' 1413 1397 9.44      
6 A' 1313 1298 9.12      
7 A' 1083 1070 14.58      
8 A' 894 884 82.93      
9 A' 814 805 114.73      
10 A' 548 541 14.85      
11 A' 204 202 9.61      
12 A" 3528 3488 7.76      
13 A" 3040 3005 2.23      
14 A" 1341 1326 0.02      
15 A" 1154 1140 0.00      
16 A" 863 853 0.03      
17 A" 384 379 20.05      
18 A" 261 258 48.90      

Unscaled Zero Point Vibrational Energy (zpe) 13574.2 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 13419.4 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 PBEPBE/6-31+G**
ABC
0.99782 0.15621 0.14175

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.461 0.730 0.000
C2 0.000 0.829 0.000
C3 0.730 -0.460 0.000
N4 1.254 -1.511 0.000
H5 -1.787 0.217 0.824
H6 -1.787 0.217 -0.824
H7 0.322 1.408 0.884
H8 0.322 1.408 -0.884

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46412.49313.52041.02391.02392.10152.1015
C21.46411.48152.65552.06062.06061.10391.1039
C32.49311.48151.17492.73322.73322.10592.1059
N43.52042.65551.17493.59313.59313.18923.1892
H51.02392.06062.73323.59311.64772.42202.9628
H61.02392.06062.73323.59311.64772.96282.4220
H72.10151.10392.10593.18922.42202.96281.7671
H82.10151.10392.10593.18922.96282.42201.7671

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.638 N1 C2 H7 109.036
N1 C2 H8 109.036 C2 N1 H5 110.582
C2 N1 H6 110.582 C2 C3 N4 176.948
C3 C2 H7 108.197 C3 C2 H8 108.197
H5 N1 H6 107.144 H7 C2 H8 106.342
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.553      
2 C -0.349      
3 C 0.334      
4 N -0.473      
5 H 0.309      
6 H 0.309      
7 H 0.211      
8 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.602 2.055 0.000 2.605
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.915 7.259 0.000
y 7.259 -30.564 0.000
z 0.000 0.000 -22.069
Traceless
 xyz
x -0.599 7.259 0.000
y 7.259 -6.072 0.000
z 0.000 0.000 6.670
Polar
3z2-r213.341
x2-y23.649
xy7.259
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.923 -1.449 0.000
y -1.449 6.620 0.000
z 0.000 0.000 4.239


<r2> (average value of r2) Å2
<r2> 84.386
(<r2>)1/2 9.186