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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-132.410271
Energy at 298.15K-132.414583
HF Energy-132.410271
Nuclear repulsion energy64.732208
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' 3668 3312 2.41      
2 A' 3440 3106 10.00      
3 A' 3332 3009 8.43      
4 A' 3282 2963 36.01      
5 A' 1657 1496 10.61      
6 A' 1592 1437 7.96      
7 A' 1413 1276 38.13      
8 A' 1298 1172 0.35      
9 A' 1192 1076 44.54      
10 A' 1074 969 4.53      
11 A' 526 475 14.23      
12 A" 1080 975 0.31      
13 A" 879 794 32.53      
14 A" 732 661 149.05      
15 A" 579 523 15.80      

Unscaled Zero Point Vibrational Energy (zpe) 12871.7 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 11621.8 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
2.10451 0.36273 0.30940

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 0.423 0.000
C2 1.169 -0.331 0.000
N3 -1.195 -0.179 0.000
H4 0.080 1.499 0.000
H5 2.135 0.134 0.000
H6 1.110 -1.401 0.000
H7 -1.973 0.463 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.39081.33821.07872.15462.13601.9733
C21.39082.36842.12901.07231.07223.2402
N31.33822.36842.10773.34472.60941.0085
H41.07872.12902.10772.46683.07792.3000
H52.15461.07233.34472.46681.84584.1211
H62.13601.07222.60943.07791.84583.6030
H71.97333.24021.00852.30004.12113.6030

picture of vinylazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.487 C1 C2 H6 119.721
C1 N3 H7 113.733 C2 C1 N3 120.416
C2 C1 H4 118.561 N3 C1 H4 121.023
H5 C2 H6 118.792
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 -0.001      
2 C -0.298      
3 N -0.523      
4 H 0.172      
5 H 0.167      
6 H 0.190      
7 H 0.293      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.723 2.006 0.000 2.133
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.456 -3.250 0.000
y -3.250 -18.312 0.000
z 0.000 0.000 -20.222
Traceless
 xyz
x 2.811 -3.250 0.000
y -3.250 0.027 0.000
z 0.000 0.000 -2.838
Polar
3z2-r2-5.676
x2-y21.856
xy-3.250
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.390 -0.259 0.000
y -0.259 3.598 0.000
z 0.000 0.000 1.581


<r2> (average value of r2) Å2
<r2> 45.727
(<r2>)1/2 6.762

Conformer 2 (CS trans)

Jump to S1C1
Energy calculated at HF/6-31G
 hartrees
Energy at 0K-132.409311
Energy at 298.15K-132.413618
HF Energy-132.409311
Nuclear repulsion energy64.685991
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' 3625 3273 7.11      
2 A' 3422 3090 16.58      
3 A' 3359 3033 14.78      
4 A' 3314 2992 9.92      
5 A' 1641 1481 5.35      
6 A' 1574 1421 2.47      
7 A' 1436 1297 44.23      
8 A' 1297 1171 2.07      
9 A' 1207 1090 56.05      
10 A' 1062 959 1.02      
11 A' 525 474 12.28      
12 A" 1096 989 64.12      
13 A" 881 795 92.05      
14 A" 733 662 35.77      
15 A" 568 512 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 12869.3 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 11619.7 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/6-31G
ABC
1.95538 0.36531 0.30780

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 0.455 0.000
C2 1.145 -0.339 0.000
N3 -1.264 0.012 0.000
H4 0.108 1.523 0.000
H5 2.123 0.100 0.000
H6 1.084 -1.412 0.000
H7 -1.339 -0.996 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.39341.33921.07332.15272.15891.9747
C21.39342.43452.13121.07221.07502.5697
N31.33922.43452.04053.38832.74601.0114
H41.07332.13122.04052.46703.09302.9052
H52.15271.07223.38832.46701.83513.6318
H62.15891.07502.74603.09301.83512.4581
H71.97472.56971.01142.90523.63182.4581

picture of vinylazine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.097 C1 C2 H6 121.458
C1 N3 H7 113.561 C2 C1 N3 125.964
C2 C1 H4 118.964 N3 C1 H4 115.072
H5 C2 H6 117.445
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 0.018      
2 C -0.331      
3 N -0.521      
4 H 0.197      
5 H 0.178      
6 H 0.170      
7 H 0.289      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.201 -1.284 0.000 2.548
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.672 2.560 0.000
y 2.560 -16.189 0.000
z 0.000 0.000 -20.236
Traceless
 xyz
x -3.460 2.560 0.000
y 2.560 4.766 0.000
z 0.000 0.000 -1.306
Polar
3z2-r2-2.612
x2-y2-5.484
xy2.560
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.973 0.073 0.000
y 0.073 3.838 0.000
z 0.000 0.000 1.589


<r2> (average value of r2) Å2
<r2> 45.882
(<r2>)1/2 6.774