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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: PBE1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/STO-3G
 hartrees
Energy at 0K-185.484240
Energy at 298.15K-185.488879
HF Energy-185.484240
Nuclear repulsion energy100.887401
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 PBE1PBE/STO-3G
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' 3569 3148 8.73      
2 A' 3371 2974 0.76      
3 A' 2424 2138 12.48      
4 A' 1867 1647 8.26      
5 A' 1617 1426 5.07      
6 A' 1442 1272 6.23      
7 A' 1240 1094 20.80      
8 A' 995 878 69.00      
9 A' 904 797 22.97      
10 A' 573 506 10.58      
11 A' 207 182 8.97      
12 A" 3756 3313 3.00      
13 A" 3474 3064 2.96      
14 A" 1510 1332 1.34      
15 A" 1286 1135 0.72      
16 A" 939 828 0.06      
17 A" 407 359 17.80      
18 A" 278 245 52.33      

Unscaled Zero Point Vibrational Energy (zpe) 14928.5 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 13168.5 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 PBE1PBE/STO-3G
ABC
0.94674 0.15346 0.13853

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.499 0.730 0.000
C2 0.000 0.858 0.000
C3 0.744 -0.450 0.000
N4 1.267 -1.520 0.000
H5 -1.724 0.109 0.825
H6 -1.724 0.109 -0.825
H7 0.302 1.435 0.894
H8 0.302 1.435 -0.894

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.50412.53353.56561.05641.05642.13092.1309
C21.50411.50402.69452.05232.05231.10651.1065
C32.53351.50401.19182.66082.66082.13192.1319
N43.56562.69451.19183.50463.50463.23453.2345
H51.05642.05232.66083.50461.64942.42232.9695
H61.05642.05232.66083.50461.64942.96952.4223
H72.13091.10652.13193.23452.42232.96951.7886
H82.13091.10652.13193.23452.96952.42231.7886

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.752 N1 C2 H7 108.464
N1 C2 H8 108.464 C2 N1 H5 105.203
C2 N1 H6 105.203 C2 C3 N4 176.452
C3 C2 H7 108.554 C3 C2 H8 108.554
H5 N1 H6 102.641 H7 C2 H8 107.851
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.355      
2 C -0.084      
3 C 0.042      
4 N -0.183      
5 H 0.172      
6 H 0.172      
7 H 0.119      
8 H 0.119      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.959 1.096 0.000 1.456
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.000 6.465 0.000
y 6.465 -26.999 0.000
z 0.000 0.000 -20.291
Traceless
 xyz
x -1.355 6.465 0.000
y 6.465 -4.354 0.000
z 0.000 0.000 5.709
Polar
3z2-r211.417
x2-y22.000
xy6.465
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.729 -0.649 0.000
y -0.649 2.961 0.000
z 0.000 0.000 1.959


<r2> (average value of r2) Å2
<r2> 84.091
(<r2>)1/2 9.170