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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: BLYP/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 BLYP/6-31G**
 hartrees
Energy at 0K-246.005374
Energy at 298.15K-246.009844
HF Energy-246.005374
Nuclear repulsion energy161.352906
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 BLYP/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' 3232 3207 0.80      
2 A' 3211 3187 0.32      
3 A' 3192 3167 3.54      
4 A' 1521 1509 5.95      
5 A' 1477 1466 24.96      
6 A' 1314 1303 4.75      
7 A' 1241 1232 0.24      
8 A' 1125 1117 11.97      
9 A' 1083 1075 5.94      
10 A' 1043 1035 16.23      
11 A' 1033 1025 27.82      
12 A' 888 881 20.59      
13 A' 882 875 15.60      
14 A" 824 818 4.89      
15 A" 776 770 24.23      
16 A" 714 709 15.56      
17 A" 644 639 18.54      
18 A" 603 599 2.95      

Unscaled Zero Point Vibrational Energy (zpe) 12400.7 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 12305.2 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 BLYP/6-31G**
ABC
0.33003 0.31418 0.16096

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.117 0.311 0.000
C2 0.000 1.110 0.000
N3 1.139 0.468 0.000
C4 0.763 -0.883 0.000
C5 -0.603 -0.974 0.000
H6 -0.171 2.184 0.000
H7 1.502 -1.680 0.000
H8 -1.325 -1.784 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.37352.26122.22721.38422.09803.29012.1052
C21.37351.30772.13452.17031.08683.16943.1832
N32.26121.30771.40182.26152.15882.17853.3376
C42.22722.13451.40181.36963.20581.08712.2743
C51.38422.17032.26151.36963.18752.22061.0845
H62.09801.08682.15883.20583.18754.21084.1320
H73.29013.16942.17851.08712.22064.21082.8289
H82.10523.18323.33762.27431.08454.13202.8289

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.962 O1 C2 H6 116.538
O1 C5 C4 107.954 O1 C5 H8 116.505
C2 O1 C5 103.814 C2 N3 C4 103.904
N3 C2 H6 128.500 N3 C4 C5 109.366
N3 C4 H7 121.647 C4 C5 H8 135.541
C5 C4 H7 128.988
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.361      
2 C 0.294      
3 N -0.390      
4 C 0.038      
5 C 0.124      
6 H 0.111      
7 H 0.086      
8 H 0.099      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.237 -0.804 0.000 1.475
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.792 -1.128 0.000
y -1.128 -22.674 0.000
z 0.000 0.000 -29.260
Traceless
 xyz
x -4.824 -1.128 0.000
y -1.128 7.352 0.000
z 0.000 0.000 -2.528
Polar
3z2-r2-5.055
x2-y2-8.118
xy-1.128
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.912 0.033 0.000
y 0.033 6.887 0.000
z 0.000 0.000 2.538


<r2> (average value of r2) Å2
<r2> 76.955
(<r2>)1/2 8.772