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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: B3LYP/CEP-31G*

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-31G*
 hartrees
Energy at 0K-33.479840
Energy at 298.15K-33.484577
HF Energy-33.479840
Nuclear repulsion energy55.288795
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-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3493 3373 0.53      
2 A' 3087 2981 17.02      
3 A' 2329 2249 3.66      
4 A' 1685 1627 25.34      
5 A' 1464 1414 7.67      
6 A' 1352 1306 15.73      
7 A' 1097 1059 15.09      
8 A' 921 889 172.73      
9 A' 839 810 38.68      
10 A' 551 532 16.16      
11 A' 208 201 10.45      
12 A" 3582 3459 2.37      
13 A" 3134 3026 9.40      
14 A" 1378 1330 0.25      
15 A" 1186 1146 0.00      
16 A" 882 851 0.08      
17 A" 385 372 22.73      
18 A" 264 255 52.81      

Unscaled Zero Point Vibrational Energy (zpe) 13917.4 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 13440.0 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-31G*
ABC
0.97611 0.15414 0.13963

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.471 0.736 0.000
C2 0.000 0.850 0.000
C3 0.735 -0.468 0.000
N4 1.256 -1.526 0.000
H5 -1.776 0.205 0.822
H6 -1.776 0.205 -0.822
H7 0.322 1.417 0.888
H8 0.322 1.417 -0.888

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.47532.51293.54321.02441.02442.11372.1137
C21.47531.50872.68762.06002.06001.10181.1018
C32.51291.50871.17972.72632.72632.12392.1239
N43.54322.68761.17973.58713.58713.21283.2128
H51.02442.06002.72633.58711.64342.42372.9652
H61.02442.06002.72633.58711.64342.96522.4237
H72.11371.10182.12393.21282.42372.96521.7757
H82.11371.10182.12393.21282.96522.42371.7757

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.729 N1 C2 H7 109.356
N1 C2 H8 109.356 C2 N1 H5 109.675
C2 N1 H6 109.675 C2 C3 N4 177.073
C3 C2 H7 107.883 C3 C2 H8 107.883
H5 N1 H6 106.665 H7 C2 H8 107.380
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.501      
2 C -0.173      
3 C -0.622      
4 N 0.378      
5 H 0.273      
6 H 0.273      
7 H 0.186      
8 H 0.186      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.549 1.920 0.000 2.466
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.430 7.360 0.000
y 7.360 -29.760 0.000
z 0.000 0.000 -21.473
Traceless
 xyz
x -0.814 7.360 0.000
y 7.360 -5.808 0.000
z 0.000 0.000 6.622
Polar
3z2-r213.244
x2-y23.330
xy7.360
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.021 -1.097 0.000
y -1.097 5.418 0.000
z 0.000 0.000 3.741


<r2> (average value of r2) Å2
<r2> 68.697
(<r2>)1/2 8.288