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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: B3LYP/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-33.495624
Energy at 298.15K-33.500381
HF Energy-33.495624
Nuclear repulsion energy55.618528
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/CEP-121G*
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' 3477 3371 0.15      
2 A' 3058 2964 16.85      
3 A' 2288 2218 1.88      
4 A' 1706 1654 31.43      
5 A' 1477 1431 7.26      
6 A' 1364 1322 14.81      
7 A' 1095 1062 18.34      
8 A' 923 894 185.12      
9 A' 834 809 31.75      
10 A' 553 536 13.54      
11 A' 208 202 11.25      
12 A" 3560 3451 0.60      
13 A" 3101 3006 8.81      
14 A" 1389 1347 0.14      
15 A" 1197 1160 0.00      
16 A" 889 862 0.19      
17 A" 385 373 18.44      
18 A" 264 255 51.47      

Unscaled Zero Point Vibrational Energy (zpe) 13882.9 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 13458.1 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/CEP-121G*
ABC
0.98976 0.15585 0.14122

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.468 0.728 0.000
C2 0.000 0.839 0.000
C3 0.734 -0.466 0.000
N4 1.255 -1.509 0.000
H5 -1.776 0.204 0.819
H6 -1.776 0.204 -0.819
H7 0.319 1.409 0.881
H8 0.319 1.409 -0.881

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.47222.50543.52371.02001.02002.10562.1056
C21.47221.49802.66222.05652.05651.09631.0963
C32.50541.49801.16502.72432.72432.11272.1127
N43.52372.66221.16503.57613.57613.18773.1877
H51.02002.05652.72433.57611.63712.41832.9550
H61.02002.05652.72433.57611.63712.95502.4183
H72.10561.09632.11273.18772.41832.95501.7614
H82.10561.09632.11273.18772.95502.41831.7614

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.030 N1 C2 H7 109.254
N1 C2 H8 109.254 C2 N1 H5 109.888
C2 N1 H6 109.888 C2 C3 N4 177.172
C3 C2 H7 108.048 C3 C2 H8 108.048
H5 N1 H6 106.749 H7 C2 H8 106.900
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.618      
2 C -0.255      
3 C -0.190      
4 N 0.013      
5 H 0.314      
6 H 0.314      
7 H 0.211      
8 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.587 1.971 0.000 2.530
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.487 7.139 0.000
y 7.139 -29.843 0.000
z 0.000 0.000 -21.625
Traceless
 xyz
x -0.754 7.139 0.000
y 7.139 -5.787 0.000
z 0.000 0.000 6.540
Polar
3z2-r213.081
x2-y23.355
xy7.139
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.200 -1.051 0.000
y -1.051 5.683 0.000
z 0.000 0.000 3.959


<r2> (average value of r2) Å2
<r2> 68.210
(<r2>)1/2 8.259