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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: B3LYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-31G(2df,p)
 hartrees
Energy at 0K-188.109165
Energy at 298.15K-188.114003
HF Energy-188.109165
Nuclear repulsion energy103.162985
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 B3LYP/6-31G(2df,p)
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' 3500 3378 1.67      
2 A' 3054 2947 11.40      
3 A' 2350 2267 2.66      
4 A' 1671 1613 20.71      
5 A' 1465 1414 5.70      
6 A' 1363 1315 10.46      
7 A' 1113 1074 14.73      
8 A' 931 899 116.36      
9 A' 848 818 63.16      
10 A' 576 556 7.28      
11 A' 220 213 11.90      
12 A" 3578 3453 4.39      
13 A" 3092 2984 3.93      
14 A" 1388 1339 0.00      
15 A" 1194 1152 0.05      
16 A" 897 865 0.01      
17 A" 406 392 6.99      
18 A" 273 263 50.50      

Unscaled Zero Point Vibrational Energy (zpe) 13958.8 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 13470.2 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 B3LYP/6-31G(2df,p)
ABC
1.00879 0.15880 0.14395

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.456 0.720 0.000
C2 0.000 0.827 0.000
C3 0.725 -0.460 0.000
N4 1.249 -1.490 0.000
H5 -1.765 0.195 0.813
H6 -1.765 0.195 -0.813
H7 0.317 1.401 0.877
H8 0.317 1.401 -0.877

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.46032.47953.49311.01561.01562.09232.0923
C21.46031.47632.63182.04302.04301.09511.0951
C32.47951.47631.15612.69912.69912.09652.0965
N43.49312.63181.15613.54683.54683.16123.1612
H51.01562.04302.69913.54681.62592.40652.9400
H61.01562.04302.69913.54681.62592.94002.4065
H72.09231.09512.09653.16122.40652.94001.7542
H82.09231.09512.09653.16122.94002.40651.7542

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.203 N1 C2 H7 109.092
N1 C2 H8 109.092 C2 N1 H5 109.900
C2 N1 H6 109.900 C2 C3 N4 177.569
C3 C2 H7 108.330 C3 C2 H8 108.330
H5 N1 H6 106.343 H7 C2 H8 106.438
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.484      
2 C -0.268      
3 C 0.237      
4 N -0.302      
5 H 0.247      
6 H 0.247      
7 H 0.162      
8 H 0.162      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.630 2.031 0.000 2.605
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.832 6.625 0.000
y 6.625 -29.050 0.000
z 0.000 0.000 -21.377
Traceless
 xyz
x -0.618 6.625 0.000
y 6.625 -5.445 0.000
z 0.000 0.000 6.064
Polar
3z2-r212.128
x2-y23.218
xy6.625
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.004 -0.942 0.000
y -0.942 5.335 0.000
z 0.000 0.000 3.833


<r2> (average value of r2) Å2
<r2> 82.615
(<r2>)1/2 9.089