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All results from a given calculation for C3H3NO (Isoxazole)

using model chemistry: BLYP/daug-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 BLYP/daug-cc-pVDZ
 hartrees
Energy at 0K-246.007677
Energy at 298.15K 
HF Energy-246.007677
Nuclear repulsion energy159.620874
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 BLYP/daug-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' 3206 3206 0.07 148.00 0.10 0.18
2 A' 3184 3184 0.06 62.81 0.70 0.82
3 A' 3161 3161 0.93 102.49 0.37 0.54
4 A' 1525 1525 8.83 5.62 0.01 0.01
5 A' 1402 1402 27.40 33.40 0.24 0.39
6 A' 1339 1339 3.34 6.47 0.02 0.04
7 A' 1190 1190 3.97 18.30 0.08 0.14
8 A' 1098 1098 19.58 7.48 0.24 0.39
9 A' 1067 1067 8.27 11.72 0.04 0.07
10 A' 1005 1005 11.51 2.78 0.74 0.85
11 A' 896 896 7.57 2.59 0.74 0.85
12 A' 876 876 1.34 0.49 0.54 0.70
13 A' 767 767 18.63 7.26 0.12 0.21
14 A" 871 871 7.22 0.17 0.75 0.86
15 A" 831 831 0.42 0.57 0.75 0.86
16 A" 739 739 60.08 0.08 0.75 0.86
17 A" 617 617 3.34 0.14 0.75 0.86
18 A" 583 583 11.78 0.39 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12178.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12178.0 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 BLYP/daug-cc-pVDZ
ABC
0.31894 0.31039 0.15730

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.137 0.371 0.000
C2 0.629 -0.970 0.000
C3 0.000 1.143 0.000
N4 -0.697 -1.018 0.000
O5 -1.111 0.356 0.000
H6 2.174 0.703 0.000
H7 1.184 -1.911 0.000
H8 -0.180 2.219 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 O5 H6 H7 H8
C11.43421.37402.30092.24791.08932.28302.2687
C21.43422.20461.32712.18772.27751.09293.2896
C31.37402.20462.27091.36142.21853.27581.0905
N42.30091.32712.27091.43533.34792.08283.2777
O52.24792.18771.36141.43533.30373.22642.0819
H61.08932.27752.21853.34793.30372.79532.8003
H72.28301.09293.27582.08283.22642.79534.3494
H82.26873.28961.09053.27772.08192.80034.3494

picture of Isoxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N4 112.820 C1 C2 H7 128.718
C1 C3 O5 110.523 C1 C3 H8 133.690
C2 C1 C3 103.434 C2 C1 H6 128.462
C2 N4 O5 104.672 C3 C1 H6 128.105
C3 O5 N4 108.551 N4 C2 H7 118.462
O5 C3 H8 115.787
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 4.607      
2 C -0.946      
3 C -0.560      
4 N 0.487      
5 O -0.204      
6 H -1.376      
7 H -1.084      
8 H -0.925      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.612 1.478 0.000 3.001
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.292 -2.680 0.000
y -2.680 -25.809 0.000
z 0.000 0.000 -30.638
Traceless
 xyz
x -1.068 -2.680 0.000
y -2.680 4.156 0.000
z 0.000 0.000 -3.088
Polar
3z2-r2-6.176
x2-y2-3.482
xy-2.680
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.606 -0.057 0.000
y -0.057 8.404 0.000
z 0.000 0.000 4.746


<r2> (average value of r2) Å2
<r2> 79.070
(<r2>)1/2 8.892