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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: TPSSh/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/aug-cc-pVTZ
 hartrees
Energy at 0K-246.175825
Energy at 298.15K-246.180435
HF Energy-246.175825
Nuclear repulsion energy163.319349
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 TPSSh/aug-cc-pVTZ
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' 3292 3177 0.45      
2 A' 3269 3155 0.52      
3 A' 3254 3141 2.57      
4 A' 1569 1515 10.09      
5 A' 1525 1472 29.21      
6 A' 1355 1308 4.21      
7 A' 1274 1230 0.19      
8 A' 1162 1121 18.42      
9 A' 1118 1079 9.84      
10 A' 1091 1053 15.22      
11 A' 1068 1031 32.95      
12 A' 915 883 19.99      
13 A' 904 872 14.23      
14 A" 879 849 2.61      
15 A" 836 807 29.42      
16 A" 764 737 32.80      
17 A" 661 638 23.66      
18 A" 622 600 4.58      

Unscaled Zero Point Vibrational Energy (zpe) 12778.1 cm-1
Scaled (by 0.9652) Zero Point Vibrational Energy (zpe) 12333.5 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 TPSSh/aug-cc-pVTZ
ABC
0.33659 0.32342 0.16494

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.102 0.309 0.000
C2 0.000 1.099 0.000
N3 1.124 0.463 0.000
C4 0.753 -0.876 0.000
C5 -0.595 -0.964 0.000
H6 -0.169 2.163 0.000
H7 1.485 -1.665 0.000
H8 -1.311 -1.766 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.35672.23192.20141.37022.07603.25482.0851
C21.35671.29152.11362.14781.07703.13843.1511
N32.23191.29151.38922.23492.13562.15913.3017
C42.20142.11361.38921.35173.17531.07692.2486
C51.37022.14782.23491.35173.15622.19571.0749
H62.07601.07702.13563.17533.15624.17054.0917
H73.25483.13842.15911.07692.19574.17052.7986
H82.08513.15113.30172.24861.07494.09172.7986

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.852 O1 C2 H6 116.620
O1 C5 C4 107.952 O1 C5 H8 116.512
C2 O1 C5 103.928 C2 N3 C4 104.023
N3 C2 H6 128.527 N3 C4 C5 109.244
N3 C4 H7 121.698 C4 C5 H8 135.536
C5 C4 H7 129.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.268      
2 C -0.039      
3 N -0.548      
4 C -0.001      
5 C -0.171      
6 H 0.377      
7 H 0.311      
8 H 0.340      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.310 -0.796 0.000 1.532
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.049 0.143 -0.001
y 0.143 7.826 0.000
z -0.001 0.000 4.462


<r2> (average value of r2) Å2
<r2> 75.853
(<r2>)1/2 8.709