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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: HF/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 HF/6-31+G**
 hartrees
Energy at 0K-186.961486
Energy at 298.15K-186.966491
HF Energy-186.961486
Nuclear repulsion energy103.870846
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 HF/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' 3766 3405 6.25      
2 A' 3241 2930 13.29      
3 A' 2591 2343 6.13      
4 A' 1813 1640 37.81      
5 A' 1602 1448 5.10      
6 A' 1494 1351 21.29      
7 A' 1195 1080 20.85      
8 A' 982 888 181.01      
9 A' 876 792 81.51      
10 A' 623 563 15.15      
11 A' 244 220 16.96      
12 A" 3861 3491 16.45      
13 A" 3288 2973 6.53      
14 A" 1498 1355 0.06      
15 A" 1295 1171 0.12      
16 A" 967 874 0.12      
17 A" 429 388 5.82      
18 A" 291 263 66.79      

Unscaled Zero Point Vibrational Energy (zpe) 15026.4 cm-1
Scaled (by 0.9042) Zero Point Vibrational Energy (zpe) 13586.8 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 HF/6-31+G**
ABC
1.04366 0.15895 0.14472

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.439 0.730 0.000
C2 0.000 0.822 0.000
C3 0.715 -0.483 0.000
N4 1.243 -1.489 0.000
H5 -1.788 0.265 0.812
H6 -1.788 0.265 -0.812
H7 0.327 1.375 0.871
H8 0.327 1.375 -0.871

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.44162.47213.48120.99920.99922.07172.0717
C21.44161.48892.62492.04172.04171.08231.0823
C32.47211.48891.13622.73612.73612.08882.0888
N43.48122.62491.13623.59543.59543.13093.1309
H50.99922.04172.73613.59541.62432.38942.9224
H60.99922.04172.73613.59541.62432.92242.3894
H72.07171.08232.08883.13092.38942.92241.7430
H82.07171.08232.08883.13092.92242.38941.7430

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.037 N1 C2 H7 109.516
N1 C2 H8 109.516 C2 N1 H5 112.271
C2 N1 H6 112.271 C2 C3 N4 178.994
C3 C2 H7 107.608 C3 C2 H8 107.608
H5 N1 H6 108.742 H7 C2 H8 107.264
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.642      
2 C -0.064      
3 C 0.183      
4 N -0.452      
5 H 0.307      
6 H 0.307      
7 H 0.181      
8 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.688 2.255 0.000 2.817
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.875 7.475 0.000
y 7.475 -30.814 0.000
z 0.000 0.000 -21.883
Traceless
 xyz
x -0.526 7.475 0.000
y 7.475 -6.435 0.000
z 0.000 0.000 6.961
Polar
3z2-r213.923
x2-y23.939
xy7.475
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.885 -1.049 0.000
y -1.049 5.548 0.000
z 0.000 0.000 3.797


<r2> (average value of r2) Å2
<r2> 83.031
(<r2>)1/2 9.112