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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: B2PLYP/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 B2PLYP/6-31G
 hartrees
Energy at 0K-187.774342
Energy at 298.15K-187.779029
HF Energy-187.633170
Nuclear repulsion energy102.073779
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 B2PLYP/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' 3579 3579 3.60      
2 A' 3092 3092 14.52      
3 A' 2215 2215 0.47      
4 A' 1737 1737 29.67      
5 A' 1531 1531 9.91      
6 A' 1412 1412 3.82      
7 A' 1115 1115 24.88      
8 A' 884 884 49.66      
9 A' 653 653 268.31      
10 A' 558 558 66.14      
11 A' 205 205 9.42      
12 A" 3700 3700 7.38      
13 A" 3139 3139 6.69      
14 A" 1403 1403 0.11      
15 A" 1224 1224 0.64      
16 A" 910 910 0.32      
17 A" 385 385 25.23      
18 A" 264 264 43.38      

Unscaled Zero Point Vibrational Energy (zpe) 14001.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14001.5 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 B2PLYP/6-31G
ABC
0.99964 0.15448 0.14045

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.455 0.714 0.000
C2 0.000 0.830 0.000
C3 0.738 -0.464 0.000
N4 1.265 -1.523 0.000
H5 -1.858 0.328 0.843
H6 -1.858 0.328 -0.843
H7 0.309 1.406 0.877
H8 0.309 1.406 -0.877

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45962.48973.52171.01111.01112.08842.0884
C21.45961.48922.67092.10122.10121.09441.0944
C32.48971.48921.18292.84232.84232.10942.1094
N43.52172.67091.18293.72653.72653.20343.2034
H51.01112.10122.84233.72651.68552.42122.9698
H61.01112.10122.84233.72651.68552.96982.4212
H72.08841.09442.10943.20342.42122.96981.7546
H82.08841.09442.10943.20342.96982.42121.7546

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.196 N1 C2 H7 108.866
N1 C2 H8 108.866 C2 N1 H5 115.318
C2 N1 H6 115.318 C2 C3 N4 176.690
C3 C2 H7 108.501 C3 C2 H8 108.501
H5 N1 H6 112.928 H7 C2 H8 106.572
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.697      
2 C -0.167      
3 C 0.117      
4 N -0.272      
5 H 0.306      
6 H 0.306      
7 H 0.203      
8 H 0.203      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.754 2.014 0.000 2.671
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.633 7.033 0.000
y 7.033 -30.554 0.000
z 0.000 0.000 -21.469
Traceless
 xyz
x 0.379 7.033 0.000
y 7.033 -7.003 0.000
z 0.000 0.000 6.624
Polar
3z2-r213.249
x2-y24.921
xy7.033
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.479 -0.970 0.000
y -0.970 4.773 0.000
z 0.000 0.000 3.385


<r2> (average value of r2) Å2
<r2> 84.907
(<r2>)1/2 9.215