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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-188.018264
Energy at 298.15K-188.023097
HF Energy-188.018264
Nuclear repulsion energy103.096314
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 B3PW91/6-31G*
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' 3512 3360 1.29      
2 A' 3081 2947 11.08      
3 A' 2363 2261 2.95      
4 A' 1708 1634 27.07      
5 A' 1487 1423 8.27      
6 A' 1377 1318 9.07      
7 A' 1134 1084 14.21      
8 A' 942 902 148.24      
9 A' 861 823 74.55      
10 A' 575 550 10.54      
11 A' 214 205 11.98      
12 A" 3602 3446 4.02      
13 A" 3125 2990 4.26      
14 A" 1402 1341 0.04      
15 A" 1208 1156 0.07      
16 A" 902 863 0.02      
17 A" 408 390 17.50      
18 A" 280 268 55.37      

Unscaled Zero Point Vibrational Energy (zpe) 14090.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 13479.9 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 B3PW91/6-31G*
ABC
1.00683 0.15873 0.14389

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.451 0.724 0.000
C2 0.000 0.828 0.000
C3 0.726 -0.459 0.000
N4 1.242 -1.499 0.000
H5 -1.764 0.204 0.816
H6 -1.764 0.204 -0.816
H7 0.317 1.403 0.878
H8 0.317 1.403 -0.878

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45442.47693.49161.01681.01682.08752.0875
C21.45441.47772.63842.04162.04161.09601.0960
C32.47691.47771.16152.70282.70282.09842.0984
N43.49162.63841.16153.55033.55033.17003.1700
H51.01682.04162.70283.55031.63172.40302.9391
H61.01682.04162.70283.55031.63172.93912.4030
H72.08751.09602.09843.17002.40302.93911.7554
H82.08751.09602.09843.17002.93912.40301.7554

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.284 N1 C2 H7 109.063
N1 C2 H8 109.063 C2 N1 H5 110.149
C2 N1 H6 110.149 C2 C3 N4 176.967
C3 C2 H7 108.325 C3 C2 H8 108.325
H5 N1 H6 106.710 H7 C2 H8 106.419
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.720      
2 C -0.276      
3 C 0.347      
4 N -0.478      
5 H 0.335      
6 H 0.335      
7 H 0.229      
8 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.573 1.889 0.000 2.458
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.859 7.011 0.000
y 7.011 -29.318 0.000
z 0.000 0.000 -21.278
Traceless
 xyz
x -0.561 7.011 0.000
y 7.011 -5.749 0.000
z 0.000 0.000 6.310
Polar
3z2-r212.621
x2-y23.459
xy7.011
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.686 -0.992 0.000
y -0.992 5.123 0.000
z 0.000 0.000 3.532


<r2> (average value of r2) Å2
<r2> 82.706
(<r2>)1/2 9.094