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All results from a given calculation for HOCHNH (hydroxymethylimine)

using model chemistry: HF/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no CS H all up 1A'
1 2 yes CS OH down 1A'

Conformer 1 (CS H all up)

Jump to S1C2
Energy calculated at HF/aug-cc-pVQZ
 hartrees
Energy at 0K-168.989229
Energy at 298.15K-168.993320
HF Energy-168.989229
Nuclear repulsion energy71.952390
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-pVQZ
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' 4183 3800 127.26      
2 A' 3770 3425 18.01      
3 A' 3221 2926 44.67      
4 A' 1909 1734 289.51      
5 A' 1556 1414 26.86      
6 A' 1445 1313 216.61      
7 A' 1290 1172 57.81      
8 A' 1151 1046 200.41      
9 A' 671 609 0.79      
10 A" 1174 1067 3.92      
11 A" 908 825 62.64      
12 A" 396 360 82.33      

Unscaled Zero Point Vibrational Energy (zpe) 10837.6 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 9845.9 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-pVQZ
ABC
2.79179 0.37893 0.33364

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.363 0.000
O2 -0.990 -0.527 0.000
N3 1.182 -0.005 0.000
H4 -0.326 1.396 0.000
H5 -1.830 -0.106 0.000
H6 1.802 0.779 0.000

Atom - Atom Distances (Å)
  C1 O2 N3 H4 H5 H6
C11.33151.23821.08261.88881.8489
O21.33152.23462.03400.93883.0821
N31.23822.23462.05793.01360.9984
H41.08262.03402.05792.12502.2151
H51.88880.93883.01362.12503.7374
H61.84893.08210.99842.21513.7374

picture of hydroxymethylimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H5 111.427 C1 N3 H6 111.059
O2 C1 N3 120.781 O2 C1 H4 114.424
N3 C1 H4 124.795
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.165      
2 O -0.616      
3 N -0.656      
4 H 0.496      
5 H 0.328      
6 H 0.284      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.252 3.334 0.000 4.023
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.303 1.158 0.000
y 1.158 -17.947 0.000
z 0.000 0.000 -18.997
Traceless
 xyz
x 4.169 1.158 0.000
y 1.158 -1.296 0.000
z 0.000 0.000 -2.873
Polar
3z2-r2-5.746
x2-y23.644
xy1.158
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.039 -0.052 0.000
y -0.052 3.448 0.000
z 0.000 0.000 2.781


<r2> (average value of r2) Å2
<r2> 40.577
(<r2>)1/2 6.370

Conformer 2 (CS OH down)

Jump to S1C1
Energy calculated at HF/aug-cc-pVQZ
 hartrees
Energy at 0K-168.998243
Energy at 298.15K-169.002498
HF Energy-168.998243
Nuclear repulsion energy72.267005
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-pVQZ
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' 4100 3725 97.53      
2 A' 3774 3429 18.67      
3 A' 3285 2984 26.87      
4 A' 1878 1707 385.26      
5 A' 1534 1393 37.54      
6 A' 1474 1339 4.35      
7 A' 1298 1179 119.59      
8 A' 1163 1057 202.24      
9 A' 644 585 52.25      
10 A" 1187 1078 0.11      
11 A" 909 826 35.97      
12 A" 628 571 194.89      

Unscaled Zero Point Vibrational Energy (zpe) 10936.4 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 9935.7 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-pVQZ
ABC
2.48589 0.39309 0.33942

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.406 0.000
O2 -1.095 -0.338 0.000
N3 1.143 -0.080 0.000
H4 -0.245 1.456 0.000
H5 -0.845 -1.249 0.000
H6 1.848 0.627 0.000

Atom - Atom Distances (Å)
  C1 O2 N3 H4 H5 H6
C11.32391.24221.07831.85891.8608
O21.32392.25261.98550.94453.0966
N31.24222.25262.07072.30680.9980
H41.07831.98552.07072.77142.2514
H51.85890.94452.30682.77143.2821
H61.86083.09660.99802.25143.2821

picture of hydroxymethylimine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H5 108.916 C1 N3 H6 111.864
O2 C1 N3 122.731 O2 C1 H4 111.072
N3 C1 H4 126.197
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.138      
2 O -0.639      
3 N -0.696      
4 H 0.554      
5 H 0.365      
6 H 0.277      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.143 1.143 0.000 1.152
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.925 3.319 0.000
y 3.319 -14.050 0.000
z 0.000 0.000 -18.988
Traceless
 xyz
x -3.406 3.319 0.000
y 3.319 5.407 0.000
z 0.000 0.000 -2.001
Polar
3z2-r2-4.001
x2-y2-5.876
xy3.319
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.682 -0.052 0.000
y -0.052 3.666 0.000
z 0.000 0.000 2.767


<r2> (average value of r2) Å2
<r2> 39.974
(<r2>)1/2 6.322