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All results from a given calculation for CH2CHNH (vinylazine)

using model chemistry: LSDA/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 LSDA/6-31G
 hartrees
Energy at 0K-132.500678
Energy at 298.15K-132.504833
HF Energy-132.500678
Nuclear repulsion energy64.589716
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/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' 3312 3245 4.08      
2 A' 3235 3169 2.81      
3 A' 3114 3051 1.06      
4 A' 2980 2919 56.09      
5 A' 1531 1500 2.19      
6 A' 1437 1408 8.13      
7 A' 1310 1283 34.97      
8 A' 1274 1248 8.90      
9 A' 1111 1088 46.84      
10 A' 971 952 19.88      
11 A' 486 476 12.81      
12 A" 1034 1013 0.05      
13 A" 838 821 25.12      
14 A" 652 638 142.69      
15 A" 535 524 16.31      

Unscaled Zero Point Vibrational Energy (zpe) 11909.7 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 11668.0 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/6-31G
ABC
2.05797 0.36625 0.31092

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.423 0.000
C2 1.158 -0.348 0.000
N3 -1.188 -0.166 0.000
H4 0.127 1.523 0.000
H5 2.153 0.105 0.000
H6 1.062 -1.438 0.000
H7 -1.970 0.520 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.39061.32591.10772.17612.14231.9725
C21.39062.35302.13611.09341.09463.2460
N31.32592.35302.14033.35212.58471.0400
H41.10772.13612.14032.47303.10532.3242
H52.17611.09343.35212.47301.89024.1437
H62.14231.09462.58473.10531.89023.6092
H71.97253.24601.04002.32424.14373.6092

picture of vinylazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.882 C1 C2 H6 118.606
C1 N3 H7 112.395 C2 C1 N3 120.014
C2 C1 H4 117.078 N3 C1 H4 122.908
H5 C2 H6 119.512
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.032      
2 C -0.275      
3 N -0.460      
4 H 0.146      
5 H 0.164      
6 H 0.182      
7 H 0.276      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.951 1.765 0.000 2.005
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.101 -3.082 0.000
y -3.082 -17.991 0.000
z 0.000 0.000 -20.047
Traceless
 xyz
x 2.917 -3.082 0.000
y -3.082 0.084 0.000
z 0.000 0.000 -3.001
Polar
3z2-r2-6.002
x2-y21.889
xy-3.082
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.584 -0.399 0.000
y -0.399 4.163 0.000
z 0.000 0.000 1.640


<r2> (average value of r2) Å2
<r2> 45.515
(<r2>)1/2 6.746

Conformer 2 (CS trans)

Jump to S1C1
Energy calculated at LSDA/6-31G
 hartrees
Energy at 0K-132.500243
Energy at 298.15K-132.504335
HF Energy-132.500243
Nuclear repulsion energy64.493200
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/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' 3232 3166 28.41      
2 A' 3208 3143 5.99      
3 A' 3092 3029 2.10      
4 A' 3076 3014 17.10      
5 A' 1480 1449 4.61      
6 A' 1444 1414 8.61      
7 A' 1372 1344 5.77      
8 A' 1254 1229 15.92      
9 A' 1131 1108 81.24      
10 A' 973 953 2.15      
11 A' 478 469 9.18      
12 A" 1055 1034 56.51      
13 A" 843 826 92.54      
14 A" 654 640 19.85      
15 A" 450 441 2.15      

Unscaled Zero Point Vibrational Energy (zpe) 11870.1 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 11629.1 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/6-31G
ABC
1.95334 0.36493 0.30748

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.445 0.000
C2 1.139 -0.356 0.000
N3 -1.263 0.043 0.000
H4 0.139 1.537 0.000
H5 2.144 0.078 0.000
H6 1.056 -1.450 0.000
H7 -1.332 -1.001 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.39271.32581.10102.17512.17001.9662
C21.39272.43572.14111.09421.09772.5542
N31.32582.43572.04923.40752.75901.0467
H41.10102.14112.04922.47963.12532.9339
H52.17511.09423.40752.47961.87593.6395
H62.17001.09772.75903.12531.87592.4301
H71.96622.55421.04672.93393.63952.4301

picture of vinylazine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.534 C1 C2 H6 120.768
C1 N3 H7 111.396 C2 C1 N3 127.247
C2 C1 H4 117.851 N3 C1 H4 114.902
H5 C2 H6 117.698
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.039      
2 C -0.303      
3 N -0.434      
4 H 0.178      
5 H 0.171      
6 H 0.165      
7 H 0.262      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.280 -1.266 0.000 2.608
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.979 2.400 0.000
y 2.400 -16.090 0.000
z 0.000 0.000 -20.075
Traceless
 xyz
x -2.897 2.400 0.000
y 2.400 4.437 0.000
z 0.000 0.000 -1.540
Polar
3z2-r2-3.081
x2-y2-4.889
xy2.400
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.213 -0.007 0.000
y -0.007 4.359 0.000
z 0.000 0.000 1.632


<r2> (average value of r2) Å2
<r2> 45.802
(<r2>)1/2 6.768