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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: wB97X-D/TZVP

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/TZVP
 hartrees
Energy at 0K-246.068799
Energy at 298.15K-246.073468
HF Energy-246.068799
Nuclear repulsion energy164.107542
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/TZVP
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' 3332 3182 0.54      
2 A' 3301 3152 1.23      
3 A' 3298 3149 2.39      
4 A' 1614 1541 16.94      
5 A' 1565 1495 29.22      
6 A' 1390 1328 4.37      
7 A' 1303 1244 0.30      
8 A' 1196 1142 28.01      
9 A' 1146 1095 13.78      
10 A' 1128 1077 3.53      
11 A' 1101 1051 43.55      
12 A' 946 904 17.00      
13 A' 929 887 17.84      
14 A" 900 859 1.44      
15 A" 854 816 23.65      
16 A" 789 753 37.06      
17 A" 669 639 27.13      
18 A" 633 604 6.06      

Unscaled Zero Point Vibrational Energy (zpe) 13046.4 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 12459.3 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 wB97X-D/TZVP
ABC
0.33948 0.32702 0.16657

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.094 0.307 0.000
C2 0.000 1.094 0.000
N3 1.118 0.462 0.000
C4 0.748 -0.873 0.000
C5 -0.594 -0.959 0.000
H6 -0.167 2.158 0.000
H7 1.479 -1.663 0.000
H8 -1.309 -1.761 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.34762.21762.18771.36182.07023.24072.0799
C21.34761.28432.10412.13761.07703.12863.1413
N32.21761.28431.38522.22542.12762.15563.2919
C42.18772.10411.38521.34503.16581.07642.2411
C51.36182.13762.22541.34503.14662.18911.0746
H62.07021.07702.12763.16583.14664.16034.0827
H73.24073.12862.15561.07642.18914.16032.7898
H82.07993.14133.29192.24111.07464.08272.7898

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.812 O1 C2 H6 116.822
O1 C5 C4 107.844 O1 C5 H8 116.741
C2 O1 C5 104.178 C2 N3 C4 103.977
N3 C2 H6 128.366 N3 C4 C5 109.190
N3 C4 H7 121.750 C4 C5 H8 135.415
C5 C4 H7 129.060
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.126      
2 C -0.012      
3 N -0.115      
4 C -0.166      
5 C -0.024      
6 H 0.146      
7 H 0.143      
8 H 0.152      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.374 -0.846 0.000 1.614
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.460 -1.301 0.000
y -1.301 -22.535 0.000
z 0.000 0.000 -29.858
Traceless
 xyz
x -5.263 -1.301 0.000
y -1.301 8.123 0.000
z 0.000 0.000 -2.860
Polar
3z2-r2-5.720
x2-y2-8.924
xy-1.301
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.405 0.063 0.000
y 0.063 6.891 0.000
z 0.000 0.000 3.796


<r2> (average value of r2) Å2
<r2> 75.254
(<r2>)1/2 8.675