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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: B97D3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-246.002648
Energy at 298.15K-246.007177
HF Energy-246.002648
Nuclear repulsion energy162.616986
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 B97D3/6-311+G(3df,2p)
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' 3239 3197 0.72      
2 A' 3215 3173 0.42      
3 A' 3201 3159 3.00      
4 A' 1524 1504 8.81      
5 A' 1483 1463 27.61      
6 A' 1319 1302 3.54      
7 A' 1246 1230 0.18      
8 A' 1128 1113 12.20      
9 A' 1096 1082 7.51      
10 A' 1050 1037 35.88      
11 A' 1039 1025 12.19      
12 A' 902 890 29.77      
13 A' 897 886 8.40      
14 A" 844 833 3.59      
15 A" 798 787 28.05      
16 A" 727 718 30.72      
17 A" 650 641 23.92      
18 A" 611 603 4.99      

Unscaled Zero Point Vibrational Energy (zpe) 12484.1 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 12321.8 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 B97D3/6-311+G(3df,2p)
ABC
0.33353 0.32079 0.16352

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.106 0.308 0.000
C2 0.000 1.108 0.000
N3 1.126 0.465 0.000
C4 0.758 -0.879 0.000
C5 -0.597 -0.970 0.000
H6 -0.172 2.174 0.000
H7 1.493 -1.671 0.000
H8 -1.315 -1.774 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.36502.23742.21021.37622.08713.26682.0930
C21.36501.29622.12692.16241.08033.15433.1682
N32.23741.29621.39412.24252.14592.16733.3127
C42.21022.12691.39411.35793.19221.08012.2579
C51.37622.16242.24251.35793.17342.20431.0780
H62.08711.08032.14593.19223.17344.19014.1110
H73.26683.15432.16731.08012.20434.19012.8101
H82.09303.16823.31272.25791.07804.11102.8101

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.387 O1 C2 H6 116.838
O1 C5 C4 107.849 O1 C5 H8 116.628
C2 O1 C5 104.253 C2 N3 C4 104.441
N3 C2 H6 128.775 N3 C4 C5 109.070
N3 C4 H7 121.852 C4 C5 H8 135.523
C5 C4 H7 129.078
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.506      
2 C 0.600      
3 N -0.834      
4 C 0.137      
5 C 0.158      
6 H 0.149      
7 H 0.144      
8 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.291 -0.799 0.000 1.518
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.516 -1.302 0.000
y -1.302 -22.967 0.000
z 0.000 0.000 -30.036
Traceless
 xyz
x -5.015 -1.302 0.000
y -1.302 7.809 0.000
z 0.000 0.000 -2.794
Polar
3z2-r2-5.589
x2-y2-8.549
xy-1.302
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.203 0.157 0.000
y 0.157 7.981 0.000
z 0.000 0.000 4.585


<r2> (average value of r2) Å2
<r2> 76.427
(<r2>)1/2 8.742