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All results from a given calculation for CH2CHNH (vinylazine)

using model chemistry: LSDA/3-21G

19 10 17 12 22

States and conformations

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

Conformer 1 (CS cis)

Jump to S1C2
Energy calculated at LSDA/3-21G
 hartrees
Energy at 0K-131.807315
Energy at 298.15K-131.811459
HF Energy-131.807315
Nuclear repulsion energy64.644009
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 LSDA/3-21G
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' 3218 3165 1.33      
2 A' 3205 3152 4.22      
3 A' 3101 3050 0.35      
4 A' 2945 2897 50.73      
5 A' 1512 1487 5.42      
6 A' 1435 1411 12.78      
7 A' 1280 1259 35.64      
8 A' 1265 1244 6.01      
9 A' 1114 1096 44.44      
10 A' 973 957 18.93      
11 A' 479 472 11.64      
12 A" 1034 1017 0.43      
13 A" 820 807 29.04      
14 A" 641 630 123.29      
15 A" 537 528 26.03      

Unscaled Zero Point Vibrational Energy (zpe) 11779.2 cm-1
Scaled (by 0.9836) Zero Point Vibrational Energy (zpe) 11586.0 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 LSDA/3-21G
ABC
2.05366 0.36782 0.31195

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.422 0.000
C2 1.154 -0.349 0.000
N3 -1.187 -0.166 0.000
H4 0.147 1.520 0.000
H5 2.151 0.100 0.000
H6 1.047 -1.438 0.000
H7 -1.960 0.543 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.38831.32501.10822.17452.13411.9634
C21.38832.34892.12331.09261.09413.2392
N31.32502.34892.15083.34852.57061.0482
H41.10822.12332.15082.45553.09182.3230
H52.17451.09263.34852.45551.89304.1340
H62.13411.09412.57063.09181.89303.6000
H71.96343.23921.04822.32304.13403.6000

picture of vinylazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.991 C1 C2 H6 118.086
C1 N3 H7 111.111 C2 C1 N3 119.908
C2 C1 H4 116.093 N3 C1 H4 123.999
H5 C2 H6 119.923
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.044      
2 C -0.377      
3 N -0.486      
4 H 0.192      
5 H 0.215      
6 H 0.235      
7 H 0.265      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.760 1.612 0.000 1.782
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.965 -2.826 0.000
y -2.826 -17.726 0.000
z 0.000 0.000 -20.120
Traceless
 xyz
x 2.958 -2.826 0.000
y -2.826 0.317 0.000
z 0.000 0.000 -3.275
Polar
3z2-r2-6.549
x2-y21.761
xy-2.826
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.158 -0.459 0.000
y -0.459 3.865 0.000
z 0.000 0.000 1.404


<r2> (average value of r2) Å2
<r2> 45.326
(<r2>)1/2 6.732

Conformer 2 (CS trans)

Jump to S1C1
Energy calculated at LSDA/3-21G
 hartrees
Energy at 0K-131.808235
Energy at 298.15K-131.812321
HF Energy-131.808235
Nuclear repulsion energy64.544680
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 LSDA/3-21G
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' 3187 3135 5.41      
2 A' 3124 3073 30.72      
3 A' 3078 3028 1.90      
4 A' 3042 2992 10.43      
5 A' 1475 1451 9.48      
6 A' 1421 1398 7.40      
7 A' 1381 1358 19.17      
8 A' 1243 1223 16.86      
9 A' 1130 1111 69.60      
10 A' 978 962 0.81      
11 A' 481 473 7.81      
12 A" 1060 1043 52.81      
13 A" 831 817 92.52      
14 A" 646 636 11.69      
15 A" 441 434 1.79      

Unscaled Zero Point Vibrational Energy (zpe) 11759.2 cm-1
Scaled (by 0.9836) Zero Point Vibrational Energy (zpe) 11566.3 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 LSDA/3-21G
ABC
1.97094 0.36493 0.30791

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.440 0.000
C2 1.138 -0.356 0.000
N3 -1.266 0.049 0.000
H4 0.155 1.530 0.000
H5 2.140 0.081 0.000
H6 1.056 -1.450 0.000
H7 -1.317 -1.006 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.38871.32471.10132.17012.16511.9559
C21.38872.43722.12751.09381.09702.5394
N31.32472.43722.05243.40602.76341.0559
H41.10132.12752.05242.45833.11392.9323
H52.17011.09383.40602.45831.87643.6243
H62.16511.09702.76343.11391.87642.4143
H71.95592.53941.05592.93233.62432.4143

picture of vinylazine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.438 C1 C2 H6 120.710
C1 N3 H7 109.976 C2 C1 N3 127.835
C2 C1 H4 116.921 N3 C1 H4 115.244
H5 C2 H6 117.852
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.042      
2 C -0.405      
3 N -0.472      
4 H 0.230      
5 H 0.221      
6 H 0.214      
7 H 0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.011 -1.205 0.000 2.344
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.480 2.217 0.000
y 2.217 -16.000 0.000
z 0.000 0.000 -20.149
Traceless
 xyz
x -2.405 2.217 0.000
y 2.217 4.315 0.000
z 0.000 0.000 -1.909
Polar
3z2-r2-3.819
x2-y2-4.480
xy2.217
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.718 0.030 0.000
y 0.030 4.113 0.000
z 0.000 0.000 1.373


<r2> (average value of r2) Å2
<r2> 45.627
(<r2>)1/2 6.755