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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-244.691911
Energy at 298.15K-244.696768
HF Energy-244.691911
Nuclear repulsion energy165.528413
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 HF/6-311G**
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' 3460 3143 1.32      
2 A' 3429 3116 1.04      
3 A' 3420 3107 4.36      
4 A' 1760 1599 34.98      
5 A' 1696 1541 29.96      
6 A' 1492 1355 11.36      
7 A' 1389 1261 0.29      
8 A' 1283 1165 38.41      
9 A' 1216 1105 16.35      
10 A' 1182 1074 15.21      
11 A' 1154 1049 49.58      
12 A' 1015 922 15.65      
13 A' 994 903 24.19      
14 A" 1023 929 2.19      
15 A" 997 906 7.33      
16 A" 874 794 43.72      
17 A" 709 645 34.25      
18 A" 671 609 13.84      

Unscaled Zero Point Vibrational Energy (zpe) 13882.3 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 12612.0 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 HF/6-311G**
ABC
0.34325 0.33457 0.16943

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.076 0.305 0.000
C2 0.000 1.085 0.000
N3 1.101 0.466 0.000
C4 0.737 -0.869 0.000
C5 -0.587 -0.956 0.000
H6 -0.165 2.139 0.000
H7 1.462 -1.653 0.000
H8 -1.294 -1.753 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.32892.18392.16031.35242.04803.20562.0698
C21.32891.26322.08782.12301.06733.10313.1186
N32.18391.26321.38402.20772.09812.14943.2652
C42.16032.08781.38401.32713.14021.06762.2146
C51.35242.12302.20771.32713.12352.16431.0652
H62.04801.06732.09813.14023.12354.12604.0526
H73.20563.10312.14941.06762.16434.12602.7569
H82.06983.11863.26522.21461.06524.05262.7569

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.788 O1 C2 H6 117.026
O1 C5 C4 107.453 O1 C5 H8 117.273
C2 O1 C5 104.702 C2 N3 C4 104.035
N3 C2 H6 128.186 N3 C4 C5 109.021
N3 C4 H7 121.978 C4 C5 H8 135.274
C5 C4 H7 129.001
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.320      
2 C 0.308      
3 N -0.382      
4 C -0.038      
5 C 0.057      
6 H 0.130      
7 H 0.116      
8 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.327 -0.808 0.000 1.554
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.626 -1.309 0.000
y -1.309 -22.270 0.000
z 0.000 0.000 -29.954
Traceless
 xyz
x -5.514 -1.309 0.000
y -1.309 8.520 0.000
z 0.000 0.000 -3.006
Polar
3z2-r2-6.012
x2-y2-9.356
xy-1.309
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.791 -0.009 0.000
y -0.009 6.103 0.000
z 0.000 0.000 2.997


<r2> (average value of r2) Å2
<r2> 74.295
(<r2>)1/2 8.619