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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: B3PW91/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-188.049888
Energy at 298.15K-188.054680
HF Energy-188.049888
Nuclear repulsion energy103.040502
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/aug-cc-pVDZ
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' 3517 3392 3.87      
2 A' 3070 2961 10.18      
3 A' 2340 2257 4.20      
4 A' 1650 1592 23.82      
5 A' 1439 1388 7.86      
6 A' 1337 1290 10.17      
7 A' 1121 1082 13.14      
8 A' 929 896 82.41      
9 A' 837 807 88.09      
10 A' 570 550 10.38      
11 A' 213 205 11.50      
12 A" 3602 3474 8.61      
13 A" 3116 3006 2.12      
14 A" 1370 1322 0.02      
15 A" 1180 1139 0.03      
16 A" 885 854 0.01      
17 A" 386 373 8.84      
18 A" 262 252 48.75      

Unscaled Zero Point Vibrational Energy (zpe) 13911.9 cm-1
Scaled (by 0.9646) 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 B3PW91/aug-cc-pVDZ
ABC
1.01210 0.15825 0.14363

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.451 0.726 0.000
C2 0.000 0.826 0.000
C3 0.721 -0.463 0.000
N4 1.247 -1.498 0.000
H5 -1.776 0.214 0.816
H6 -1.776 0.214 -0.816
H7 0.324 1.398 0.881
H8 0.324 1.398 -0.881

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45452.47653.49731.01681.01682.09212.0921
C21.45451.47682.63812.04782.04781.09901.0990
C32.47651.47681.16182.71272.71272.09632.0963
N43.49732.63811.16183.56903.56903.16483.1648
H51.01682.04782.71273.56901.63242.41082.9476
H61.01682.04782.71273.56901.63242.94762.4108
H72.09211.09902.09633.16482.41082.94761.7622
H82.09211.09902.09633.16482.94762.41081.7622

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.311 N1 C2 H7 109.244
N1 C2 H8 109.244 C2 N1 H5 110.669
C2 N1 H6 110.669 C2 C3 N4 177.681
C3 C2 H7 108.049 C3 C2 H8 108.049
H5 N1 H6 106.781 H7 C2 H8 106.591
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.225      
2 C 0.834      
3 C -0.057      
4 N -0.262      
5 H -0.013      
6 H -0.013      
7 H -0.132      
8 H -0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.646 2.199 0.000 2.747
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.537 6.972 0.000
y 6.972 -29.992 0.000
z 0.000 0.000 -21.840
Traceless
 xyz
x -0.621 6.972 0.000
y 6.972 -5.804 0.000
z 0.000 0.000 6.425
Polar
3z2-r212.850
x2-y23.455
xy6.972
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.143 -1.185 0.000
y -1.185 6.566 0.000
z 0.000 0.000 4.665


<r2> (average value of r2) Å2
<r2> 83.256
(<r2>)1/2 9.124