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All results from a given calculation for CH2CHNH (vinylazine)

using model chemistry: HF/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS cis 2A"
1 2 no CS trans 2A"

Conformer 1 (CS cis)

Jump to S1C2
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-132.465422
Energy at 298.15K-132.469680
HF Energy-132.465422
Nuclear repulsion energy64.974111
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/6-31G*
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' 3709 3332 1.62      
2 A' 3444 3095 9.46      
3 A' 3343 3003 8.34      
4 A' 3283 2950 43.32      
5 A' 1645 1478 11.29      
6 A' 1575 1415 8.34      
7 A' 1439 1293 30.00      
8 A' 1280 1150 11.95      
9 A' 1182 1062 26.15      
10 A' 1064 956 3.76      
11 A' 516 464 11.99      
12 A" 1071 962 0.03      
13 A" 817 734 15.70      
14 A" 720 647 121.84      
15 A" 564 507 9.53      

Unscaled Zero Point Vibrational Energy (zpe) 12825.6 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 11523.8 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/6-31G*
ABC
2.10949 0.36601 0.31189

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.419 0.000
C2 1.157 -0.362 0.000
N3 -1.193 -0.149 0.000
H4 0.110 1.495 0.000
H5 2.134 0.086 0.000
H6 1.079 -1.432 0.000
H7 -1.915 0.552 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.39611.32161.08202.15952.14301.9199
C21.39612.36022.13211.07391.07373.2057
N31.32162.36022.09843.33522.60951.0067
H41.08202.13212.09842.46623.08412.2341
H52.15951.07393.33522.46621.84874.0757
H62.14301.07372.60953.08411.84873.5923
H71.91993.20571.00672.23414.07573.5923

picture of vinylazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.377 C1 C2 H6 119.809
C1 N3 H7 110.362 C2 C1 N3 120.535
C2 C1 H4 118.163 N3 C1 H4 121.302
H5 C2 H6 118.814
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.019      
2 C -0.356      
3 N -0.552      
4 H 0.170      
5 H 0.185      
6 H 0.204      
7 H 0.331      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.818 1.768 0.000 1.948
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.691 -2.972 0.000
y -2.972 -17.748 0.000
z 0.000 0.000 -20.066
Traceless
 xyz
x 2.216 -2.972 0.000
y -2.972 0.631 0.000
z 0.000 0.000 -2.847
Polar
3z2-r2-5.693
x2-y21.057
xy-2.972
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.524 -0.285 0.000
y -0.285 3.696 0.000
z 0.000 0.000 1.722


<r2> (average value of r2) Å2
<r2> 45.343
(<r2>)1/2 6.734

Conformer 2 (CS trans)

Jump to S1C1
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-132.464831
Energy at 298.15K-132.469094
HF Energy-132.464831
Nuclear repulsion energy65.000676
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/6-31G*
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' 3675 3302 4.39      
2 A' 3428 3080 14.69      
3 A' 3342 3002 17.95      
4 A' 3326 2989 14.27      
5 A' 1636 1470 4.09      
6 A' 1572 1413 3.24      
7 A' 1439 1293 48.62      
8 A' 1282 1152 7.57      
9 A' 1203 1081 32.75      
10 A' 1052 946 1.08      
11 A' 524 471 10.84      
12 A" 1101 989 55.15      
13 A" 823 739 79.30      
14 A" 723 649 12.06      
15 A" 552 496 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 12838.5 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 11535.4 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 HF/6-31G*
ABC
1.96354 0.36995 0.31130

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.454 0.000
C2 1.131 -0.368 0.000
N3 -1.257 0.045 0.000
H4 0.144 1.523 0.000
H5 2.120 0.049 0.000
H6 1.039 -1.440 0.000
H7 -1.292 -0.964 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.39781.32161.07802.15872.16041.9180
C21.39782.42262.13231.07381.07612.4945
N31.32162.42262.03613.37692.73391.0090
H41.07802.13232.03612.46533.09482.8710
H52.15871.07383.37692.46531.84013.5591
H62.16041.07612.73393.09481.84012.3789
H71.91802.49451.00902.87103.55912.3789

picture of vinylazine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.152 C1 C2 H6 121.133
C1 N3 H7 110.041 C2 C1 N3 125.936
C2 C1 H4 118.341 N3 C1 H4 115.723
H5 C2 H6 117.715
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.043      
2 C -0.387      
3 N -0.554      
4 H 0.192      
5 H 0.194      
6 H 0.186      
7 H 0.327      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.047 -1.134 0.000 2.340
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.027 2.252 0.000
y 2.252 -16.137 0.000
z 0.000 0.000 -20.072
Traceless
 xyz
x -2.922 2.252 0.000
y 2.252 4.413 0.000
z 0.000 0.000 -1.490
Polar
3z2-r2-2.980
x2-y2-4.890
xy2.252
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.170 0.012 0.000
y 0.012 3.904 0.000
z 0.000 0.000 1.731


<r2> (average value of r2) Å2
<r2> 45.290
(<r2>)1/2 6.730