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All results from a given calculation for NHCHNH2 (aminomethanimine)

using model chemistry: HF/aug-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 HF/aug-cc-pVDZ
 hartrees
Energy at 0K-149.111038
Energy at 298.15K-149.116492
Nuclear repulsion energy72.642779
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-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 3919 3568 40.68      
2 A 3791 3452 34.32      
3 A 3766 3430 11.28      
4 A 3242 2952 44.05      
5 A 1871 1704 386.73      
6 A 1755 1598 31.50      
7 A 1532 1395 33.26      
8 A 1426 1298 38.80      
9 A 1207 1099 74.92      
10 A 1180 1074 34.57      
11 A 1149 1046 36.32      
12 A 878 799 42.13      
13 A 602 548 155.80      
14 A 579 527 78.27      
15 A 407 370 160.10      

Unscaled Zero Point Vibrational Energy (zpe) 13651.2 cm-1
Scaled (by 0.9106) 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-pVDZ
ABC
2.28715 0.36305 0.31509

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.127 0.385 -0.004
N2 1.135 -0.144 -0.069
N3 -1.163 -0.330 0.014
H4 -0.139 1.475 -0.007
H5 1.884 0.412 0.282
H6 1.203 -1.121 0.121
H7 -1.992 0.237 0.011

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5 H6 H7
C11.37001.25961.08972.03072.01351.8708
N21.37002.30802.06120.99590.99843.1511
N31.25962.30802.07503.14752.49801.0037
H41.08972.06122.07502.30352.92572.2274
H52.03070.99593.14752.30351.68533.8885
H62.01350.99842.49802.92571.68533.4735
H71.87083.15111.00372.22743.88853.4735

picture of aminomethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 117.387 C1 N2 H6 115.570
C1 N3 H7 110.990 N2 C1 N3 122.677
N2 C1 H4 113.372 N3 C1 H4 123.914
H5 N2 H6 115.361
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.999      
2 N -0.295      
3 N -0.503      
4 H -0.177      
5 H -0.012      
6 H -0.040      
7 H 0.027      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.808 2.058 0.829 2.862
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.949 -2.833 1.705
y -2.833 -17.492 -0.040
z 1.705 -0.040 -21.001
Traceless
 xyz
x 3.298 -2.833 1.705
y -2.833 0.983 -0.040
z 1.705 -0.040 -4.281
Polar
3z2-r2-8.562
x2-y21.543
xy-2.833
xz1.705
yz-0.040


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.861 0.352 -0.030
y 0.352 4.224 -0.011
z -0.030 -0.011 3.339


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000