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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: B97D3/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 B97D3/cc-pVTZ
 hartrees
Energy at 0K-246.004811
Energy at 298.15K-246.009345
HF Energy-246.004811
Nuclear repulsion energy162.528557
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/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' 3242 3196 1.06      
2 A' 3217 3172 0.30      
3 A' 3203 3158 3.47      
4 A' 1525 1504 7.54      
5 A' 1484 1464 25.41      
6 A' 1317 1299 3.74      
7 A' 1243 1225 0.17      
8 A' 1126 1111 11.71      
9 A' 1095 1080 6.92      
10 A' 1049 1035 35.41      
11 A' 1038 1023 10.77      
12 A' 900 887 34.11      
13 A' 897 885 5.46      
14 A" 843 832 3.17      
15 A" 797 786 25.92      
16 A" 728 718 27.48      
17 A" 652 642 22.88      
18 A" 613 604 4.85      

Unscaled Zero Point Vibrational Energy (zpe) 12484.5 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 12309.7 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 B97D3/cc-pVTZ
ABC
0.33354 0.32007 0.16333

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.109 0.308 0.000
C2 0.000 1.107 0.000
N3 1.127 0.467 0.000
C4 0.758 -0.878 0.000
C5 -0.596 -0.971 0.000
H6 -0.172 2.174 0.000
H7 1.494 -1.669 0.000
H8 -1.312 -1.777 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.36732.24112.21221.37792.08803.26862.0941
C21.36731.29622.12592.16251.08023.15333.1686
N32.24111.29621.39452.24372.14542.16733.3137
C42.21222.12591.39451.35763.19111.08012.2573
C51.37792.16252.24371.35763.17352.20351.0779
H62.08801.08022.14543.19113.17354.18914.1116
H73.26863.15332.16731.08012.20354.18912.8085
H82.09413.16863.31372.25731.07794.11162.8085

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.565 O1 C2 H6 116.759
O1 C5 C4 107.900 O1 C5 H8 116.602
C2 O1 C5 104.067 C2 N3 C4 104.302
N3 C2 H6 128.676 N3 C4 C5 109.166
N3 C4 H7 121.799 C4 C5 H8 135.498
C5 C4 H7 129.035
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.139      
2 C 0.068      
3 N -0.171      
4 C -0.102      
5 C 0.002      
6 H 0.112      
7 H 0.109      
8 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.265 -0.768 0.000 1.480
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.002 -1.230 0.000
y -1.230 -22.775 0.000
z 0.000 0.000 -29.677
Traceless
 xyz
x -4.776 -1.230 0.000
y -1.230 7.565 0.000
z 0.000 0.000 -2.789
Polar
3z2-r2-5.577
x2-y2-8.227
xy-1.230
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.542 0.082 0.000
y 0.082 7.448 0.000
z 0.000 0.000 3.710


<r2> (average value of r2) Å2
<r2> 76.262
(<r2>)1/2 8.733