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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: PBEPBE/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 PBEPBE/6-31G
 hartrees
Energy at 0K-149.774016
Energy at 298.15K-149.779270
Nuclear repulsion energy71.321358
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
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 3693 3642 28.10      
2 A 3540 3491 23.18      
3 A 3383 3336 3.99      
4 A 2974 2933 84.32      
5 A 1703 1680 260.86      
6 A 1614 1591 27.20      
7 A 1365 1346 45.65      
8 A 1321 1303 25.25      
9 A 1093 1078 97.71      
10 A 1044 1030 49.30      
11 A 1024 1010 0.04      
12 A 787 776 40.47      
13 A 599 590 257.86      
14 A 531 524 22.67      
15 A 348 344 178.65      

Unscaled Zero Point Vibrational Energy (zpe) 12509.5 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 12336.9 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
ABC
2.18734 0.35338 0.30423

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.116 0.406 0.000
N2 1.137 -0.157 -0.000
N3 -1.188 -0.331 -0.000
H4 -0.085 1.512 -0.000
H5 1.977 0.406 0.000
H6 1.211 -1.170 0.000
H7 -2.053 0.231 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.37411.30041.10642.09372.06081.9448
N21.37412.33122.06901.01151.01593.2139
N31.30042.33122.14753.24972.54131.0322
H41.10642.06902.14752.34072.97932.3479
H52.09371.01153.24972.34071.75274.0344
H62.06081.01592.54132.97931.75273.5525
H71.94483.21391.03222.34794.03443.5525

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 121.979 C1 N2 H6 118.375
C1 N3 H7 112.465 N2 C1 N3 121.272
N2 C1 H4 112.603 N3 C1 H4 126.125
H5 N2 H6 119.646
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.170      
2 N -0.681      
3 N -0.518      
4 H 0.126      
5 H 0.320      
6 H 0.328      
7 H 0.254      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.081 1.805 0.001 2.755
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.839 -2.868 -0.000
y -2.868 -17.458 -0.000
z -0.000 -0.000 -20.565
Traceless
 xyz
x 5.173 -2.868 -0.000
y -2.868 -0.256 -0.000
z -0.000 -0.000 -4.917
Polar
3z2-r2-9.834
x2-y23.619
xy-2.868
xz-0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.718 0.214 0.000
y 0.214 3.722 0.000
z 0.000 0.000 1.349


<r2> (average value of r2) Å2
<r2> 45.206
(<r2>)1/2 6.724