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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: mPW1PW91/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/TZVP
 hartrees
Energy at 0K-188.111898
Energy at 298.15K-188.116735
HF Energy-188.111898
Nuclear repulsion energy103.631844
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 mPW1PW91/TZVP
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' 3558 3394 4.02      
2 A' 3084 2942 9.27      
3 A' 2380 2271 3.92      
4 A' 1682 1605 30.95      
5 A' 1466 1399 10.24      
6 A' 1375 1312 9.42      
7 A' 1127 1075 15.12      
8 A' 929 887 89.05      
9 A' 833 795 120.05      
10 A' 579 553 13.39      
11 A' 219 209 12.01      
12 A" 3643 3476 8.78      
13 A" 3124 2980 2.37      
14 A" 1394 1329 0.01      
15 A" 1201 1146 0.00      
16 A" 898 857 0.00      
17 A" 398 380 11.81      
18 A" 272 259 53.69      

Unscaled Zero Point Vibrational Energy (zpe) 14081.3 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 13433.5 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 mPW1PW91/TZVP
ABC
1.02919 0.15956 0.14499

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.444 0.724 0.000
C2 0.000 0.818 0.000
C3 0.718 -0.465 0.000
N4 1.244 -1.488 0.000
H5 -1.778 0.230 0.816
H6 -1.778 0.230 -0.816
H7 0.327 1.386 0.873
H8 0.327 1.386 -0.873

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.44752.46773.48121.01061.01062.08292.0829
C21.44751.47052.62022.04282.04281.09171.0917
C32.46771.47051.15002.71642.71642.08402.0840
N43.48122.62021.15003.57063.57063.14073.1407
H51.01062.04282.71643.57061.63262.40202.9361
H61.01062.04282.71643.57061.63262.93612.4020
H72.08291.09172.08403.14072.40202.93611.7463
H82.08291.09172.08403.14072.93612.40201.7463

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.481 N1 C2 H7 109.430
N1 C2 H8 109.430 C2 N1 H5 111.171
C2 N1 H6 111.171 C2 C3 N4 177.996
C3 C2 H7 107.935 C3 C2 H8 107.935
H5 N1 H6 107.753 H7 C2 H8 106.223
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.408      
2 C -0.209      
3 C -0.044      
4 N -0.112      
5 H 0.215      
6 H 0.215      
7 H 0.172      
8 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.648 2.089 0.000 2.661
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.297 7.097 0.000
y 7.097 -30.030 0.000
z 0.000 0.000 -21.598
Traceless
 xyz
x -0.483 7.097 0.000
y 7.097 -6.082 0.000
z 0.000 0.000 6.565
Polar
3z2-r213.130
x2-y23.733
xy7.097
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.222 -1.129 0.000
y -1.129 5.811 0.000
z 0.000 0.000 3.945


<r2> (average value of r2) Å2
<r2> 82.573
(<r2>)1/2 9.087