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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-148.557705
Energy at 298.15K-148.562867
HF Energy-148.234425
Nuclear repulsion energy71.354768
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 CCD/3-21G*
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 3678 3518 19.47      
2 A 3549 3394 22.07      
3 A 3356 3210 4.01      
4 A 3038 2906 52.93      
5 A 1740 1664 174.49      
6 A 1699 1625 10.35      
7 A 1435 1373 35.30      
8 A 1358 1299 29.62      
9 A 1127 1078 96.35      
10 A 1095 1047 41.86      
11 A 1073 1026 28.48      
12 A 832 796 45.58      
13 A 563 538 120.46      
14 A 539 516 119.22      
15 A 253 242 256.47      

Unscaled Zero Point Vibrational Energy (zpe) 12666.4 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 12115.4 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 CCD/3-21G*
ABC
2.18777 0.35250 0.30447

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.126 0.405 -0.005
N2 1.147 -0.151 -0.047
N3 -1.182 -0.333 0.016
H4 -0.108 1.503 -0.019
H5 1.951 0.399 0.221
H6 1.207 -1.159 0.052
H7 -2.050 0.222 -0.005

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.39011.28811.09822.08992.05561.9328
N21.39012.33672.07621.01081.01403.2195
N31.28812.33672.12753.22412.52761.0314
H41.09822.07622.12752.34842.96932.3270
H52.08991.01083.22412.34841.73484.0121
H62.05561.01402.52762.96931.73483.5385
H71.93283.21951.03142.32704.01213.5385

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 120.199 C1 N2 H6 116.659
C1 N3 H7 112.409 N2 C1 N3 121.452
N2 C1 H4 112.578 N3 C1 H4 125.949
H5 N2 H6 117.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at CCD/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.402      
2 N -0.877      
3 N -0.693      
4 H 0.209      
5 H 0.335      
6 H 0.353      
7 H 0.272      


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> 0.000
(<r2>)1/2 0.000