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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: B3PW91/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-188.091911
Energy at 298.15K-188.096728
HF Energy-188.091911
Nuclear repulsion energy103.554368
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/cc-pVTZ
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' 3523 3387 3.38      
2 A' 3059 2941 10.04      
3 A' 2350 2259 4.10      
4 A' 1666 1602 23.69      
5 A' 1460 1404 7.80      
6 A' 1358 1306 8.10      
7 A' 1117 1074 13.81      
8 A' 929 893 96.58      
9 A' 841 809 89.06      
10 A' 576 554 9.19      
11 A' 216 208 11.26      
12 A" 3604 3465 7.41      
13 A" 3096 2977 2.37      
14 A" 1383 1330 0.00      
15 A" 1193 1147 0.04      
16 A" 891 857 0.03      
17 A" 394 379 8.49      
18 A" 265 254 48.86      

Unscaled Zero Point Vibrational Energy (zpe) 13958.7 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 13422.7 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/cc-pVTZ
ABC
1.01903 0.15986 0.14502

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.448 0.719 0.000
C2 0.000 0.822 0.000
C3 0.721 -0.460 0.000
N4 1.243 -1.487 0.000
H5 -1.768 0.208 0.813
H6 -1.768 0.208 -0.813
H7 0.322 1.392 0.874
H8 0.322 1.392 -0.874

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45172.46893.47961.01221.01222.08592.0859
C21.45171.47092.62192.04022.04021.09231.0923
C32.46891.47091.15162.70202.70202.08662.0866
N43.47962.62191.15163.54943.54943.14623.1462
H51.01222.04022.70203.54941.62682.40262.9354
H61.01222.04022.70203.54941.62682.93542.4026
H72.08591.09232.08663.14622.40262.93541.7483
H82.08591.09232.08663.14622.93542.40261.7483

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.289 N1 C2 H7 109.346
N1 C2 H8 109.346 C2 N1 H5 110.523
C2 N1 H6 110.523 C2 C3 N4 177.617
C3 C2 H7 108.082 C3 C2 H8 108.082
H5 N1 H6 106.942 H7 C2 H8 106.316
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.289      
2 C -0.054      
3 C -0.113      
4 N -0.067      
5 H 0.140      
6 H 0.140      
7 H 0.122      
8 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.686 2.155 0.000 2.736
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.082 6.717 0.000
y 6.717 -29.429 0.000
z 0.000 0.000 -21.587
Traceless
 xyz
x -0.574 6.717 0.000
y 6.717 -5.594 0.000
z 0.000 0.000 6.169
Polar
3z2-r212.338
x2-y23.347
xy6.717
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.460 -1.031 0.000
y -1.031 5.834 0.000
z 0.000 0.000 4.148


<r2> (average value of r2) Å2
<r2> 82.348
(<r2>)1/2 9.075