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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: LSDA/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 LSDA/aug-cc-pVTZ
 hartrees
Energy at 0K-244.854339
Energy at 298.15K-244.858923
HF Energy-244.854339
Nuclear repulsion energy164.280006
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 LSDA/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' 3217 3187 0.85      
2 A' 3192 3162 3.81      
3 A' 3180 3150 2.90      
4 A' 1550 1535 17.27      
5 A' 1506 1492 22.86      
6 A' 1343 1331 2.20      
7 A' 1219 1207 0.40      
8 A' 1161 1150 24.56      
9 A' 1156 1145 5.10      
10 A' 1079 1069 2.01      
11 A' 1071 1061 37.15      
12 A' 913 905 20.99      
13 A' 899 891 14.47      
14 A" 858 850 1.88      
15 A" 804 796 21.99      
16 A" 740 733 36.18      
17 A" 662 656 28.42      
18 A" 627 622 4.02      

Unscaled Zero Point Vibrational Energy (zpe) 12587.8 cm-1
Scaled (by 0.9906) Zero Point Vibrational Energy (zpe) 12469.5 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 LSDA/aug-cc-pVTZ
ABC
0.34086 0.32746 0.16701

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.094 0.308 0.000
C2 0.000 1.095 0.000
N3 1.117 0.456 0.000
C4 0.750 -0.871 0.000
C5 -0.595 -0.955 0.000
H6 -0.169 2.168 0.000
H7 1.487 -1.669 0.000
H8 -1.318 -1.763 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.34742.21562.18891.35822.07773.25092.0831
C21.34741.28662.10392.13451.08693.13843.1469
N32.21561.28661.37622.21822.14142.15703.2940
C42.18892.10391.37621.34793.17521.08602.2525
C51.35822.13452.21821.34793.15262.20051.0841
H62.07771.08692.14143.17523.15264.17954.0959
H73.25093.13842.15701.08602.20054.17952.8060
H82.08313.14693.29402.25251.08414.09592.8060

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.503 O1 C2 H6 116.792
O1 C5 C4 107.968 O1 C5 H8 116.612
C2 O1 C5 104.166 C2 N3 C4 104.336
N3 C2 H6 128.705 N3 C4 C5 109.027
N3 C4 H7 121.893 C4 C5 H8 135.421
C5 C4 H7 129.080
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.248      
2 C -0.171      
3 N -0.494      
4 C -0.107      
5 C -0.263      
6 H 0.464      
7 H 0.392      
8 H 0.426      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.374 -0.808 0.000 1.594
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.499 -1.305 0.000
y -1.305 -23.018 0.000
z 0.000 0.000 -30.136
Traceless
 xyz
x -4.922 -1.305 0.000
y -1.305 7.799 0.000
z 0.000 0.000 -2.877
Polar
3z2-r2-5.754
x2-y2-8.481
xy-1.305
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.140 0.157 0.000
y 0.157 8.015 0.001
z 0.000 0.001 4.534


<r2> (average value of r2) Å2
<r2> 75.340
(<r2>)1/2 8.680