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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: PBEPBE/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-149.829494
Energy at 298.15K-149.834807
Nuclear repulsion energy71.446600
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3580 3559 18.28      
2 A 3447 3427 8.89      
3 A 3390 3370 0.07      
4 A 2937 2920 77.25      
5 A 1699 1689 218.14      
6 A 1541 1532 28.55      
7 A 1355 1347 23.27      
8 A 1294 1286 16.85      
9 A 1086 1079 95.09      
10 A 1064 1058 16.52      
11 A 997 991 0.63      
12 A 779 775 24.79      
13 A 591 588 189.52      
14 A 536 533 19.66      
15 A 404 402 113.23      

Unscaled Zero Point Vibrational Energy (zpe) 12350.0 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 12278.4 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 PBEPBE/cc-pVDZ
ABC
2.14764 0.35591 0.30762

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.122 0.399 -0.001
N2 1.144 -0.149 -0.081
N3 -1.179 -0.338 0.019
H4 -0.097 1.515 -0.013
H5 1.905 0.391 0.335
H6 1.178 -1.153 0.126
H7 -2.014 0.269 -0.006

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.38261.28851.11612.05502.02901.8960
N21.38262.33282.07761.02121.02533.1866
N31.28852.33282.14583.18442.49611.0328
H41.11612.07762.14582.32272.96052.2859
H52.05501.02123.18442.32271.71873.9355
H62.02901.02532.49612.96051.71873.4970
H71.89603.18661.03282.28593.93553.4970

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 116.697 C1 N2 H6 114.023
C1 N3 H7 109.034 N2 C1 N3 121.667
N2 C1 H4 112.058 N3 C1 H4 126.200
H5 N2 H6 114.240
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.015      
2 N -0.084      
3 N -0.204      
4 H -0.001      
5 H 0.097      
6 H 0.095      
7 H 0.081      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.720 1.458 0.794 2.391
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.052 -2.470 1.695
y -2.470 -17.353 -0.020
z 1.695 -0.020 -19.921
Traceless
 xyz
x 3.585 -2.470 1.695
y -2.470 0.133 -0.020
z 1.695 -0.020 -3.719
Polar
3z2-r2-7.438
x2-y22.301
xy-2.470
xz1.695
yz-0.020


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.718 0.116 0.080
y 0.116 3.960 -0.015
z 0.080 -0.015 1.964


<r2> (average value of r2) Å2
<r2> 44.896
(<r2>)1/2 6.700