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All results from a given calculation for C3H3NO (Isoxazole)

using model chemistry: wB97X-D/daug-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 wB97X-D/daug-cc-pVTZ
 hartrees
Energy at 0K-246.040953
Energy at 298.15K 
HF Energy-246.040953
Nuclear repulsion energy163.231827
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 wB97X-D/daug-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' 3304 3304 0.15 119.81 0.09 0.17
2 A' 3280 3280 0.11 48.99 0.64 0.78
3 A' 3262 3262 0.91 87.26 0.36 0.53
4 A' 1629 1629 12.04 2.91 0.03 0.05
5 A' 1492 1492 33.83 43.57 0.17 0.29
6 A' 1425 1425 7.99 3.05 0.12 0.22
7 A' 1269 1269 7.82 16.96 0.09 0.17
8 A' 1177 1177 19.42 1.72 0.31 0.48
9 A' 1143 1143 9.54 14.97 0.10 0.18
10 A' 1052 1052 4.23 2.33 0.48 0.64
11 A' 952 952 29.46 3.78 0.20 0.33
12 A' 933 933 4.14 4.50 0.38 0.55
13 A' 930 930 8.22 0.44 0.11 0.20
14 A" 939 939 5.48 0.41 0.75 0.86
15 A" 909 909 0.18 0.59 0.75 0.86
16 A" 799 799 64.90 0.16 0.75 0.86
17 A" 661 661 1.73 0.19 0.75 0.86
18 A" 619 619 13.47 0.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12886.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12886.6 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 wB97X-D/daug-cc-pVTZ
ABC
0.33242 0.32543 0.16444

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.120 0.364 0.000
C2 0.610 -0.958 0.000
C3 0.000 1.117 0.000
N4 -0.691 -0.978 0.000
O5 -1.083 0.341 0.000
H6 2.143 0.691 0.000
H7 1.147 -1.893 0.000
H8 -0.178 2.179 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 O5 H6 H7 H8
C11.41741.34982.25422.20301.07392.25712.2310
C21.41742.16331.30112.13402.25171.07773.2343
C31.34982.16332.20631.33212.18513.22111.0762
N42.25421.30112.20631.37623.28902.05283.1981
O52.20302.13401.33211.37623.24483.15612.0482
H61.07392.25172.18513.28903.24482.76912.7568
H72.25711.07773.22112.05283.15612.76914.2815
H82.23103.23431.07623.19812.04822.75684.2815

picture of Isoxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N4 111.968 C1 C2 H7 129.032
C1 C3 O5 110.455 C1 C3 H8 133.424
C2 C1 C3 102.818 C2 C1 H6 128.811
C2 N4 O5 105.667 C3 C1 H6 128.371
C3 O5 N4 109.091 N4 C2 H7 118.999
O5 C3 H8 116.121
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.447      
2 C -0.283      
3 C -0.941      
4 N -0.811      
5 O -0.845      
6 H 0.798      
7 H 1.289      
8 H 1.239      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.566 1.534 0.000 2.990
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.441 -2.724 0.000
y -2.724 -25.076 0.000
z 0.000 0.000 -30.038
Traceless
 xyz
x -0.883 -2.724 0.000
y -2.724 4.163 0.000
z 0.000 0.000 -3.279
Polar
3z2-r2-6.559
x2-y2-3.364
xy-2.724
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.021 -0.091 0.000
y -0.091 7.622 0.000
z 0.000 0.000 4.494


<r2> (average value of r2) Å2
<r2> 76.045
(<r2>)1/2 8.720