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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: QCISD/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/STO-3G
 hartrees
Energy at 0K-147.370747
Energy at 298.15K-147.375940
HF Energy-147.143663
Nuclear repulsion energy68.794997
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 QCISD/STO-3G
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 3674 3674 8.12      
2 A 3489 3489 8.63      
3 A 3443 3443 23.69      
4 A 3338 3338 1.04      
5 A 1839 1839 9.89      
6 A 1730 1730 29.05      
7 A 1501 1501 12.76      
8 A 1406 1406 0.94      
9 A 1238 1238 31.94      
10 A 1167 1167 12.92      
11 A 1086 1086 3.47      
12 A 958 958 116.37      
13 A 741 741 64.53      
14 A 510 510 8.53      
15 A 326 326 64.38      

Unscaled Zero Point Vibrational Energy (zpe) 13222.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13222.5 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 QCISD/STO-3G
ABC
1.86642 0.33310 0.28909

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.142 0.436 -0.008
N2 1.219 -0.137 -0.132
N3 -1.196 -0.374 0.026
H4 -0.158 1.553 -0.036
H5 1.793 0.291 0.658
H6 1.114 -1.158 0.154
H7 -2.058 0.279 0.011

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.48141.33001.11712.05112.03571.9232
N21.48142.43152.18201.06611.06523.3065
N31.33002.43152.18913.12672.44301.0815
H41.11712.18202.18912.42513.00052.2880
H52.05111.06613.12672.42511.67783.9053
H62.03571.06522.44303.00051.67783.4856
H71.92323.30651.08152.28803.90533.4856

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 106.094 C1 N2 H6 104.962
C1 N3 H7 105.321 N2 C1 N3 119.639
N2 C1 H4 113.474 N3 C1 H4 126.691
H5 N2 H6 103.852
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at QCISD/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.132      
2 N -0.350      
3 N -0.296      
4 H 0.066      
5 H 0.152      
6 H 0.167      
7 H 0.129      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 46.679
(<r2>)1/2 6.832