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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: HF/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 HF/aug-cc-pVTZ
 hartrees
Energy at 0K-149.146639
Energy at 298.15K-149.152079
Nuclear repulsion energy73.000435
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/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 3924 3572 44.60      
2 A 3798 3458 37.84      
3 A 3766 3428 12.69      
4 A 3223 2934 45.24      
5 A 1870 1702 397.35      
6 A 1769 1611 29.66      
7 A 1539 1401 36.41      
8 A 1428 1300 44.10      
9 A 1204 1096 58.08      
10 A 1188 1081 46.14      
11 A 1152 1049 48.85      
12 A 880 801 45.09      
13 A 601 547 78.28      
14 A 573 522 112.37      
15 A 394 359 189.15      

Unscaled Zero Point Vibrational Energy (zpe) 13654.2 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 12430.8 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 HF/aug-cc-pVTZ
ABC
2.32590 0.36599 0.31767

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.127 0.382 -0.003
N2 1.129 -0.143 -0.062
N3 -1.159 -0.327 0.013
H4 -0.138 1.465 -0.006
H5 1.884 0.417 0.250
H6 1.208 -1.118 0.111
H7 -1.986 0.233 0.010

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.36291.25241.08282.02742.01141.8653
N21.36292.29722.04830.99040.99323.1390
N31.25242.29722.06223.14212.49800.9985
H41.08282.04832.06222.29232.91502.2211
H52.02740.99043.14212.29231.68303.8823
H62.01140.99322.49802.91501.68303.4696
H71.86533.13900.99852.22113.88233.4696

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 118.113 C1 N2 H6 116.349
C1 N3 H7 111.437 N2 C1 N3 122.835
N2 C1 H4 113.257 N3 C1 H4 123.878
H5 N2 H6 116.089
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.147      
2 N -0.290      
3 N -0.578      
4 H 0.564      
5 H 0.105      
6 H 0.185      
7 H 0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.863 2.039 0.746 2.861
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.763 -2.794 1.530
y -2.794 -17.417 -0.042
z 1.530 -0.042 -20.893
Traceless
 xyz
x 3.392 -2.794 1.530
y -2.794 0.911 -0.042
z 1.530 -0.042 -4.303
Polar
3z2-r2-8.607
x2-y21.654
xy-2.794
xz1.530
yz-0.042


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.841 0.328 -0.034
y 0.328 4.225 -0.010
z -0.034 -0.010 3.352


<r2> (average value of r2) Å2
<r2> 44.158
(<r2>)1/2 6.645