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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: TPSSh/aug-cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-246.121412
Energy at 298.15K-246.126007
HF Energy-246.121412
Nuclear repulsion energy162.563040
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-pVDZ
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' 3301 3193 0.62      
2 A' 3282 3174 0.38      
3 A' 3261 3154 2.90      
4 A' 1568 1517 8.35      
5 A' 1525 1475 29.93      
6 A' 1352 1308 3.47      
7 A' 1266 1224 0.30      
8 A' 1158 1120 18.71      
9 A' 1124 1087 8.55      
10 A' 1087 1051 10.90      
11 A' 1064 1029 36.12      
12 A' 911 882 21.20      
13 A' 901 871 11.98      
14 A" 865 837 3.50      
15 A" 831 804 31.20      
16 A" 754 729 32.50      
17 A" 658 637 23.21      
18 A" 618 598 4.33      

Unscaled Zero Point Vibrational Energy (zpe) 12762.0 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 12344.7 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-pVDZ
ABC
0.33418 0.31983 0.16342

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.107 0.311 0.000
C2 0.000 1.103 0.000
N3 1.130 0.464 0.000
C4 0.757 -0.879 0.000
C5 -0.600 -0.967 0.000
H6 -0.169 2.173 0.000
H7 1.493 -1.676 0.000
H8 -1.322 -1.774 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.36152.24242.21141.37412.08553.27182.0953
C21.36151.29872.12202.15551.08343.15473.1662
N32.24241.29871.39352.24542.14762.16983.3195
C42.21142.12201.39351.36063.18991.08452.2636
C51.37412.15552.24541.36063.16972.21041.0824
H62.08551.08342.14763.18993.16974.19274.1119
H73.27183.15472.16981.08452.21044.19272.8168
H82.09533.16623.31952.26361.08244.11192.8168

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.883 O1 C2 H6 116.622
O1 C5 C4 107.922 O1 C5 H8 116.573
C2 O1 C5 103.987 C2 N3 C4 103.982
N3 C2 H6 128.495 N3 C4 C5 109.226
N3 C4 H7 121.745 C4 C5 H8 135.505
C5 C4 H7 129.028
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.436      
2 C 0.562      
3 N -0.435      
4 C 0.399      
5 C 0.745      
6 H -0.202      
7 H -0.281      
8 H -0.352      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.314 -0.810 0.000 1.544
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 7.109 0.151 0.000
y 0.151 7.882 0.000
z 0.000 0.000 4.494


<r2> (average value of r2) Å2
<r2> 76.454
(<r2>)1/2 8.744