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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: M06-2X/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31G**
 hartrees
Energy at 0K-245.975772
Energy at 298.15K-245.980430
HF Energy-245.975772
Nuclear repulsion energy163.788687
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 M06-2X/6-31G**
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' 3315 3151 0.71      
2 A' 3296 3133 0.46      
3 A' 3280 3118 2.89      
4 A' 1636 1555 20.16      
5 A' 1580 1502 26.63      
6 A' 1400 1331 4.68      
7 A' 1285 1221 0.21      
8 A' 1227 1166 30.50      
9 A' 1164 1106 11.68      
10 A' 1131 1075 2.31      
11 A' 1109 1054 39.14      
12 A' 941 894 18.76      
13 A' 922 877 17.20      
14 A" 891 847 0.81      
15 A" 870 827 15.60      
16 A" 776 737 30.44      
17 A" 674 640 28.57      
18 A" 637 605 5.12      

Unscaled Zero Point Vibrational Energy (zpe) 13067.1 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 12418.9 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 M06-2X/6-31G**
ABC
0.33879 0.32511 0.16591

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.095 0.308 0.000
C2 0.000 1.095 0.000
N3 1.122 0.463 0.000
C4 0.750 -0.874 0.000
C5 -0.598 -0.960 0.000
H6 -0.170 2.161 0.000
H7 1.481 -1.667 0.000
H8 -1.316 -1.763 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.34892.22342.19111.36192.07133.24602.0823
C21.34891.28812.10642.14011.07923.13373.1460
N32.22341.28811.38752.23272.13352.15983.3014
C42.19112.10641.38751.35083.17051.07872.2490
C51.36192.14012.23271.35083.15002.19581.0768
H62.07131.07922.13353.17053.15004.16834.0874
H73.24603.13372.15981.07872.19584.16832.7982
H82.08233.14603.30142.24901.07684.08742.7982

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.927 O1 C2 H6 116.650
O1 C5 C4 107.751 O1 C5 H8 116.782
C2 O1 C5 104.275 C2 N3 C4 103.801
N3 C2 H6 128.423 N3 C4 C5 109.246
N3 C4 H7 121.768 C4 C5 H8 135.467
C5 C4 H7 128.986
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.420      
2 C 0.307      
3 N -0.439      
4 C -0.013      
5 C 0.094      
6 H 0.165      
7 H 0.146      
8 H 0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.334 -0.832 0.000 1.572
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.899 -1.158 0.000
y -1.158 -22.196 0.000
z 0.000 0.000 -29.493
Traceless
 xyz
x -5.055 -1.158 0.000
y -1.158 8.000 0.000
z 0.000 0.000 -2.945
Polar
3z2-r2-5.890
x2-y2-8.703
xy-1.158
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.759 0.011 0.000
y 0.011 6.515 0.000
z 0.000 0.000 2.510


<r2> (average value of r2) Å2
<r2> 75.219
(<r2>)1/2 8.673