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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: B3LYPultrafine/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/TZVP
 hartrees
Energy at 0K-246.156180
Energy at 298.15K-246.160794
HF Energy-246.156180
Nuclear repulsion energy163.387724
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 B3LYPultrafine/TZVP
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' 3303 3182 0.53      
2 A' 3276 3156 0.79      
3 A' 3265 3146 2.65      
4 A' 1576 1518 12.23      
5 A' 1527 1471 29.19      
6 A' 1359 1309 4.33      
7 A' 1282 1235 0.23      
8 A' 1163 1121 17.52      
9 A' 1115 1074 12.74      
10 A' 1094 1054 15.01      
11 A' 1069 1030 37.23      
12 A' 931 897 18.36      
13 A' 918 885 19.57      
14 A" 873 841 1.67      
15 A" 837 806 27.20      
16 A" 763 735 32.76      
17 A" 663 639 26.79      
18 A" 623 600 5.50      

Unscaled Zero Point Vibrational Energy (zpe) 12818.7 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 12349.5 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 B3LYPultrafine/TZVP
ABC
0.33619 0.32435 0.16508

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.099 0.308 0.000
C2 0.000 1.103 0.000
N3 1.120 0.464 0.000
C4 0.752 -0.876 0.000
C5 -0.595 -0.967 0.000
H6 -0.167 2.166 0.000
H7 1.485 -1.665 0.000
H8 -1.308 -1.770 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.35642.22452.19761.37042.07933.25092.0885
C21.35641.28922.11702.15311.07683.14073.1567
N32.22451.28921.38972.23342.13392.16003.2997
C42.19762.11701.38971.35043.17841.07652.2461
C51.37042.15312.23341.35043.16222.19411.0744
H62.07931.07682.13393.17843.16224.17214.0988
H73.25093.14072.16001.07652.19414.17212.7951
H82.08853.15673.29972.24611.07444.09882.7951

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 114.434 O1 C2 H6 116.959
O1 C5 C4 107.738 O1 C5 H8 116.838
C2 O1 C5 104.295 C2 N3 C4 104.353
N3 C2 H6 128.607 N3 C4 C5 109.180
N3 C4 H7 121.769 C4 C5 H8 135.424
C5 C4 H7 129.051
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.143      
2 C 0.004      
3 N -0.118      
4 C -0.145      
5 C -0.015      
6 H 0.141      
7 H 0.134      
8 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.291 -0.867 0.000 1.555
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.834 -1.276 0.000
y -1.276 -22.893 0.000
z 0.000 0.000 -30.094
Traceless
 xyz
x -5.340 -1.276 0.000
y -1.276 8.071 0.000
z 0.000 0.000 -2.730
Polar
3z2-r2-5.460
x2-y2-8.941
xy-1.276
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.478 0.074 0.000
y 0.074 7.073 0.000
z 0.000 0.000 3.805


<r2> (average value of r2) Å2
<r2> 75.945
(<r2>)1/2 8.715