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All results from a given calculation for NHCHNH2 (aminomethanimine)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-149.831931
Energy at 298.15K-149.837231
Nuclear repulsion energy71.690125
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 PBEPBE/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 3622 3584 22.33      
2 A 3491 3455 13.85      
3 A 3433 3398 0.67      
4 A 2952 2922 65.03      
5 A 1699 1682 220.69      
6 A 1568 1552 27.24      
7 A 1360 1346 23.17      
8 A 1302 1289 20.80      
9 A 1083 1072 94.80      
10 A 1062 1051 16.83      
11 A 1005 994 1.08      
12 A 783 775 28.79      
13 A 581 575 164.89      
14 A 528 523 30.62      
15 A 406 402 126.39      

Unscaled Zero Point Vibrational Energy (zpe) 12438.1 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 12310.0 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 PBEPBE/6-31G(2df,p)
ABC
2.18289 0.35700 0.30879

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.122 0.397 -0.001
N2 1.142 -0.150 -0.075
N3 -1.177 -0.335 0.017
H4 -0.097 1.504 -0.011
H5 1.908 0.396 0.304
H6 1.185 -1.148 0.122
H7 -2.011 0.262 -0.004

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.37901.28431.10782.05342.02721.8938
N21.37902.32832.06691.01431.01813.1804
N31.28432.32832.13363.18422.50071.0256
H41.10782.06692.13362.31242.94832.2826
H52.05341.01433.18422.31241.71393.9340
H62.02721.01812.50072.94831.71393.4957
H71.89383.18041.02562.28263.93403.4957

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 117.373 C1 N2 H6 114.665
C1 N3 H7 109.637 N2 C1 N3 121.869
N2 C1 H4 111.979 N3 C1 H4 126.085
H5 N2 H6 114.986
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.082      
2 N -0.456      
3 N -0.450      
4 H 0.090      
5 H 0.255      
6 H 0.257      
7 H 0.222      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.808 1.512 0.747 2.473
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.038 -2.483 1.611
y -2.483 -17.135 -0.035
z 1.611 -0.035 -19.962
Traceless
 xyz
x 3.511 -2.483 1.611
y -2.483 0.365 -0.035
z 1.611 -0.035 -3.875
Polar
3z2-r2-7.751
x2-y22.098
xy-2.483
xz1.611
yz-0.035


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.778 0.114 0.053
y 0.114 3.911 -0.006
z 0.053 -0.006 2.170


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000