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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: B97D3/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/3-21G
 hartrees
Energy at 0K-244.548704
Energy at 298.15K-244.553177
HF Energy-244.548704
Nuclear repulsion energy 
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 B97D3/3-21G
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' 3295 3239 0.27      
2 A' 3278 3222 0.02      
3 A' 3256 3201 1.54      
4 A' 1484 1459 4.12      
5 A' 1428 1404 11.72      
6 A' 1291 1269 14.49      
7 A' 1235 1214 0.05      
8 A' 1126 1107 8.98      
9 A' 1029 1011 6.91      
10 A' 1002 985 7.29      
11 A' 942 926 16.66      
12 A' 875 860 17.13      
13 A' 848 834 29.97      
14 A" 874 859 1.94      
15 A" 809 795 46.39      
16 A" 756 743 35.68      
17 A" 645 634 17.81      
18 A" 603 593 12.13      

Unscaled Zero Point Vibrational Energy (zpe) 12387.1 cm-1
Scaled (by 0.983) Zero Point Vibrational Energy (zpe) 12176.5 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 B97D3/3-21G
ABC
0.31790 0.30881 0.15664

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.144 0.298 0.000
C2 0.000 1.143 0.000
N3 1.138 0.492 0.000
C4 0.774 -0.892 0.000
C5 -0.584 -1.007 0.000
H6 -0.192 2.203 0.000
H7 1.525 -1.666 0.000
H8 -1.284 -1.826 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.42192.28982.25771.42092.12943.31422.1293
C21.42191.31062.17692.22811.07753.19613.2346
N32.28981.31061.43042.28292.16702.19253.3520
C42.25772.17691.43041.36333.24211.07852.2603
C51.42092.22812.28291.36333.23432.20951.0771
H62.12941.07752.16703.24213.23434.23304.1746
H73.31423.19612.19251.07852.20954.23302.8133
H82.12933.23463.35202.26031.07714.17462.8133

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 112.276 O1 C2 H6 117.919
O1 C5 C4 107.309 O1 C5 H8 117.395
C2 O1 C5 105.348 C2 N3 C4 106.037
N3 C2 H6 129.805 N3 C4 C5 109.030
N3 C4 H7 122.056 C4 C5 H8 135.295
C5 C4 H7 128.914
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.439      
2 C 0.263      
3 N -0.484      
4 C -0.075      
5 C 0.016      
6 H 0.257      
7 H 0.224      
8 H 0.239      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.060 -0.935 0.000 1.413
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.414 -1.148 0.000
y -1.148 -21.849 0.000
z 0.000 0.000 -29.976
Traceless
 xyz
x -5.501 -1.148 0.000
y -1.148 8.846 0.000
z 0.000 0.000 -3.344
Polar
3z2-r2-6.689
x2-y2-9.565
xy-1.148
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.364 -0.012 0.000
y -0.012 6.404 0.000
z 0.000 0.000 1.882


<r2> (average value of r2) Å2
<r2> 78.581
(<r2>)1/2 8.865