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All results from a given calculation for CH2CHNH (vinylazine)

using model chemistry: B2PLYP=FULL/aug-cc-pVTZ

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 B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-133.249780
Energy at 298.15K-133.253986
HF Energy-133.068696
Nuclear repulsion energy65.172211
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 B2PLYP=FULL/aug-cc-pVTZ
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' 3482 3340 1.59      
2 A' 3284 3151 2.49      
3 A' 3182 3053 3.46      
4 A' 3082 2957 38.33      
5 A' 1518 1456 8.74      
6 A' 1476 1416 1.01      
7 A' 1372 1317 33.26      
8 A' 1253 1202 7.65      
9 A' 1104 1059 21.18      
10 A' 1007 966 11.25      
11 A' 493 473 12.82      
12 A" 1073 1029 0.36      
13 A" 842 808 10.96      
14 A" 691 663 100.64      
15 A" 525 503 4.17      

Unscaled Zero Point Vibrational Energy (zpe) 12191.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 11696.7 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
2.11992 0.36934 0.31454

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.415 0.000
C2 1.149 -0.377 0.000
N3 -1.186 -0.131 0.000
H4 0.135 1.496 0.000
H5 2.132 0.064 0.000
H6 1.051 -1.451 0.000
H7 -1.907 0.586 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.39521.30591.08952.16032.14171.9148
C21.39522.34772.12981.07731.07843.2041
N31.30592.34772.09623.32352.59751.0174
H41.08952.12982.09622.45713.08622.2356
H52.16031.07733.32352.45711.86074.0724
H62.14171.07842.59753.08621.86073.5921
H71.91483.20411.01742.23564.07243.5921

picture of vinylazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.252 C1 C2 H6 119.400
C1 N3 H7 110.395 C2 C1 N3 120.685
C2 C1 H4 117.463 N3 C1 H4 121.852
H5 C2 H6 119.348
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS trans)

Jump to S1C1
Energy calculated at B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-133.248775
Energy at 298.15K-133.252968
HF Energy-133.067626
Nuclear repulsion energy65.193160
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 B2PLYP=FULL/aug-cc-pVTZ
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' 3429 3290 4.05      
2 A' 3267 3134 5.86      
3 A' 3169 3040 3.28      
4 A' 3139 3011 17.24      
5 A' 1511 1449 6.61      
6 A' 1464 1404 2.00      
7 A' 1394 1338 8.40      
8 A' 1239 1189 40.07      
9 A' 1134 1088 25.44      
10 A' 994 953 0.16      
11 A' 497 476 8.46      
12 A" 1101 1056 48.77      
13 A" 845 811 63.06      
14 A" 703 675 5.25      
15 A" 489 469 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 12186.8 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 11692.0 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
1.97680 0.37295 0.31376

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.449 0.000
C2 1.123 -0.381 0.000
N3 -1.248 0.065 0.000
H4 0.166 1.522 0.000
H5 2.121 0.027 0.000
H6 1.009 -1.455 0.000
H7 -1.294 -0.956 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.39621.30631.08562.16232.15451.9102
C21.39622.41292.12961.07791.08002.4850
N31.30632.41292.03073.36952.72121.0214
H41.08562.12962.03072.46063.09352.8759
H52.16231.07793.36952.46061.85253.5539
H62.15451.08002.72123.09351.85252.3570
H71.91022.48501.02142.87593.55392.3570

picture of vinylazine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.308 C1 C2 H6 120.401
C1 N3 H7 109.690 C2 C1 N3 126.438
C2 C1 H4 117.663 N3 C1 H4 115.899
H5 C2 H6 118.291
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability