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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-149.669185
Energy at 298.15K-149.674568
HF Energy-149.098776
Nuclear repulsion energy72.247215
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 MP2=FULL/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 3779 3552 41.09      
2 A 3642 3424 35.58      
3 A 3594 3378 6.48      
4 A 3134 2945 42.79      
5 A 1756 1651 211.47      
6 A 1638 1539 27.83      
7 A 1416 1331 19.86      
8 A 1356 1274 26.64      
9 A 1120 1053 113.35      
10 A 1109 1043 3.66      
11 A 1066 1002 1.70      
12 A 834 784 29.09      
13 A 603 567 221.56      
14 A 548 515 20.96      
15 A 416 391 139.94      

Unscaled Zero Point Vibrational Energy (zpe) 13005.1 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 12223.5 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 MP2=FULL/6-31G(2df,p)
ABC
2.21736 0.36197 0.31331

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.121 0.395 -0.002
N2 1.136 -0.147 -0.076
N3 -1.169 -0.334 0.017
H4 -0.110 1.487 -0.012
H5 1.888 0.389 0.316
H6 1.173 -1.134 0.124
H7 -1.993 0.257 0.001

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.37111.27581.09232.03462.00721.8765
N21.37112.31372.05601.00391.00743.1557
N31.27582.31372.10643.15532.47701.0146
H41.09232.05602.10642.30342.92142.2488
H52.03461.00393.15532.30341.69343.8960
H62.00721.00742.47702.92141.69343.4605
H71.87653.15571.01462.24883.89603.4605

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 117.051 C1 N2 H6 114.242
C1 N3 H7 109.495 N2 C1 N3 121.836
N2 C1 H4 112.666 N3 C1 H4 125.433
H5 N2 H6 114.694
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at MP2=FULL/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.160      
2 N -0.609      
3 N -0.532      
4 H 0.131      
5 H 0.292      
6 H 0.302      
7 H 0.256      


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> 44.312
(<r2>)1/2 6.657