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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-311G*
 hartrees
Energy at 0K-246.129305
Energy at 298.15K-246.133907
HF Energy-246.129305
Nuclear repulsion energy163.314533
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 B3LYPultrafine/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' 3297 3186 1.30      
2 A' 3275 3165 0.54      
3 A' 3257 3147 3.98      
4 A' 1580 1527 14.04      
5 A' 1532 1480 27.00      
6 A' 1360 1314 3.94      
7 A' 1277 1234 0.24      
8 A' 1163 1124 18.24      
9 A' 1121 1083 13.15      
10 A' 1096 1059 13.38      
11 A' 1072 1036 35.55      
12 A' 932 900 18.73      
13 A' 920 889 19.72      
14 A" 868 839 1.96      
15 A" 830 802 24.99      
16 A" 754 728 33.63      
17 A" 668 645 26.36      
18 A" 629 608 6.46      

Unscaled Zero Point Vibrational Energy (zpe) 12814.8 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 12383.0 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 B3LYPultrafine/6-311G*
ABC
0.33675 0.32325 0.16493

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.102 0.308 0.000
C2 0.000 1.099 0.000
N3 1.124 0.464 0.000
C4 0.754 -0.875 0.000
C5 -0.596 -0.964 0.000
H6 -0.170 2.164 0.000
H7 1.488 -1.666 0.000
H8 -1.314 -1.766 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.35592.23062.20061.36922.07603.25602.0853
C21.35591.29052.11322.14761.07833.13943.1520
N32.23061.29051.38982.23582.13592.16073.3041
C42.20062.11321.38981.35273.17631.07872.2514
C51.36922.14762.23581.35273.15682.19911.0763
H62.07601.07832.13593.17633.15684.17284.0929
H73.25603.13942.16071.07872.19914.17282.8040
H82.08533.15203.30412.25141.07634.09292.8040

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.876 O1 C2 H6 116.583
O1 C5 C4 107.889 O1 C5 H8 116.504
C2 O1 C5 104.009 C2 N3 C4 104.015
N3 C2 H6 128.541 N3 C4 C5 109.210
N3 C4 H7 121.648 C4 C5 H8 135.606
C5 C4 H7 129.142
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.220      
2 C 0.075      
3 N -0.278      
4 C -0.161      
5 C -0.088      
6 H 0.232      
7 H 0.212      
8 H 0.227      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.280 -0.822 0.000 1.521
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.220 -1.209 0.000
y -1.209 -22.619 0.000
z 0.000 0.000 -29.886
Traceless
 xyz
x -4.967 -1.209 0.000
y -1.209 7.934 0.000
z 0.000 0.000 -2.967
Polar
3z2-r2-5.933
x2-y2-8.601
xy-1.209
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.949 0.038 0.000
y 0.038 6.735 0.000
z 0.000 0.000 3.019


<r2> (average value of r2) Å2
<r2> 75.771
(<r2>)1/2 8.705