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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: wB97X-D/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/aug-cc-pVTZ
 hartrees
Energy at 0K-246.077788
Energy at 298.15K-246.082470
HF Energy-246.077788
Nuclear repulsion energy164.250545
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 wB97X-D/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' 3323 3179 0.47      
2 A' 3292 3149 1.15      
3 A' 3289 3146 2.28      
4 A' 1612 1542 15.86      
5 A' 1563 1495 29.13      
6 A' 1390 1329 4.65      
7 A' 1301 1244 0.15      
8 A' 1200 1148 29.21      
9 A' 1147 1097 12.44      
10 A' 1128 1079 3.14      
11 A' 1100 1052 39.04      
12 A' 940 899 16.71      
13 A' 924 884 15.84      
14 A" 917 877 1.56      
15 A" 859 822 20.89      
16 A" 797 762 38.75      
17 A" 669 640 25.82      
18 A" 636 608 6.80      

Unscaled Zero Point Vibrational Energy (zpe) 13042.3 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 12476.2 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 wB97X-D/aug-cc-pVTZ
ABC
0.33996 0.32768 0.16685

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.093 0.308 0.000
C2 0.000 1.093 0.000
N3 1.118 0.461 0.000
C4 0.747 -0.873 0.000
C5 -0.594 -0.957 0.000
H6 -0.166 2.156 0.000
H7 1.475 -1.664 0.000
H8 -1.308 -1.758 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.34562.21632.18711.36072.06693.23862.0776
C21.34561.28392.10312.13441.07593.12683.1367
N32.21631.28391.38462.22292.12622.15503.2879
C42.18712.10311.38461.34373.16361.07512.2380
C51.36072.13442.22291.34373.14232.18651.0732
H62.06691.07592.12623.16363.14234.15764.0770
H73.23863.12682.15501.07512.18654.15762.7852
H82.07763.13673.28792.23801.07324.07702.7852

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.866 O1 C2 H6 116.765
O1 C5 C4 107.941 O1 C5 H8 116.716
C2 O1 C5 104.122 C2 N3 C4 103.956
N3 C2 H6 128.369 N3 C4 C5 109.115
N3 C4 H7 121.857 C4 C5 H8 135.343
C5 C4 H7 129.028
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.298      
2 C -0.145      
3 N -0.523      
4 C -0.156      
5 C -0.245      
6 H 0.485      
7 H 0.436      
8 H 0.445      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.385 -0.791 0.000 1.596
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.296 -1.337 0.000
y -1.337 -22.675 0.000
z 0.000 0.000 -29.874
Traceless
 xyz
x -5.022 -1.337 0.000
y -1.337 7.910 0.000
z 0.000 0.000 -2.888
Polar
3z2-r2-5.776
x2-y2-8.621
xy-1.337
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.931 0.127 0.000
y 0.127 7.592 0.000
z 0.000 0.000 4.465


<r2> (average value of r2) Å2
<r2> 75.152
(<r2>)1/2 8.669