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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: MP2/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-149.736835
Energy at 298.15K-149.742155
HF Energy-149.144798
Nuclear repulsion energy72.143280
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/aug-cc-pVTZ
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 3739 3563 47.33      
2 A 3598 3429 35.77      
3 A 3548 3381 10.74      
4 A 3111 2964 37.27      
5 A 1716 1636 287.01      
6 A 1625 1548 19.30      
7 A 1398 1332 16.93      
8 A 1336 1273 34.36      
9 A 1113 1060 123.06      
10 A 1092 1040 3.30      
11 A 1046 996 0.05      
12 A 811 773 46.91      
13 A 570 543 105.84      
14 A 534 509 53.60      
15 A 387 369 171.59      

Unscaled Zero Point Vibrational Energy (zpe) 12811.2 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 12207.8 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/aug-cc-pVTZ
ABC
2.21654 0.36108 0.31202

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.120 0.397 -0.001
N2 1.134 -0.149 -0.066
N3 -1.171 -0.334 0.013
H4 -0.118 1.488 -0.007
H5 1.906 0.404 0.260
H6 1.190 -1.139 0.117
H7 -1.998 0.254 0.004

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.37001.28011.09092.04322.02191.8833
N21.37002.31432.06221.00401.00783.1595
N31.28012.31432.10433.17432.49621.0154
H41.09092.06222.10432.31172.93682.2483
H52.04321.00403.17432.31171.70753.9157
H62.02191.00782.49622.93681.70753.4810
H71.88333.15951.01542.24833.91573.4810

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 117.956 C1 N2 H6 115.647
C1 N3 H7 109.721 N2 C1 N3 121.647
N2 C1 H4 113.367 N3 C1 H4 124.934
H5 N2 H6 116.137
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at MP2/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.149      
2 N -0.301      
3 N -0.587      
4 H 0.551      
5 H 0.118      
6 H 0.192      
7 H 0.175      


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