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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: HF/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-149.076065
Energy at 298.15K-149.081565
HF Energy-149.076065
Nuclear repulsion energy72.796005
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 HF/6-31G*
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 3918 3520 32.49      
2 A 3802 3416 29.99      
3 A 3770 3387 1.21      
4 A 3274 2942 62.00      
5 A 1919 1725 329.67      
6 A 1801 1618 40.93      
7 A 1570 1411 41.09      
8 A 1451 1303 32.96      
9 A 1227 1103 50.37      
10 A 1200 1078 45.74      
11 A 1163 1045 51.94      
12 A 896 805 25.29      
13 A 653 587 369.34      
14 A 596 536 10.36      
15 A 426 383 136.77      

Unscaled Zero Point Vibrational Energy (zpe) 13832.4 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 12428.4 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 HF/6-31G*
ABC
2.28910 0.36465 0.31677

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.128 0.386 -0.006
N2 1.135 -0.141 -0.075
N3 -1.159 -0.329 0.018
H4 -0.134 1.470 -0.014
H5 1.872 0.395 0.326
H6 1.187 -1.119 0.116
H7 -1.989 0.233 0.007

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.37061.25491.08402.02732.00261.8668
N21.37062.30382.05210.99550.99793.1472
N31.25492.30382.07063.13142.47771.0020
H41.08402.05212.07062.30132.90982.2291
H52.02730.99553.13142.30131.67503.8770
H62.00260.99792.47772.90981.67503.4534
H71.86683.14721.00202.22913.87703.4534

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 117.026 C1 N2 H6 114.537
C1 N3 H7 111.124 N2 C1 N3 122.616
N2 C1 H4 112.928 N3 C1 H4 124.414
H5 N2 H6 114.339
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.301      
2 N -0.854      
3 N -0.683      
4 H 0.162      
5 H 0.366      
6 H 0.382      
7 H 0.326      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.564 2.097 1.035 2.813
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.488 -2.866 2.023
y -2.866 -17.153 -0.035
z 2.023 -0.035 -20.303
Traceless
 xyz
x 3.240 -2.866 2.023
y -2.866 0.743 -0.035
z 2.023 -0.035 -3.983
Polar
3z2-r2-7.966
x2-y21.665
xy-2.866
xz2.023
yz-0.035


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.975 0.357 0.040
y 0.357 3.313 0.001
z 0.040 0.001 1.619


<r2> (average value of r2) Å2
<r2> 44.013
(<r2>)1/2 6.634