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All results from a given calculation for C3H3NO (Isoxazole)

using model chemistry: B97D3/aug-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 B97D3/aug-cc-pVDZ
 hartrees
Energy at 0K-245.920709
Energy at 298.15K 
HF Energy-245.920709
Nuclear repulsion energy160.571309
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/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3238 3238 0.51 144.06 0.10 0.18
2 A' 3214 3214 0.17 62.56 0.68 0.81
3 A' 3189 3189 2.08 99.03 0.37 0.54
4 A' 1546 1546 9.39 5.76 0.01 0.02
5 A' 1426 1426 27.39 32.64 0.23 0.38
6 A' 1354 1354 3.55 6.95 0.02 0.04
7 A' 1203 1203 3.71 19.31 0.07 0.14
8 A' 1108 1108 20.28 5.98 0.28 0.44
9 A' 1088 1088 6.90 11.23 0.04 0.09
10 A' 1015 1015 10.68 2.75 0.73 0.85
11 A' 910 910 7.82 2.75 0.73 0.84
12 A' 892 892 0.95 0.52 0.55 0.71
13 A' 805 805 20.20 5.94 0.12 0.21
14 A" 860 860 8.23 0.13 0.75 0.86
15 A" 818 818 0.12 0.58 0.75 0.86
16 A" 741 741 60.64 0.09 0.75 0.86
17 A" 626 626 2.13 0.17 0.75 0.86
18 A" 589 589 13.15 0.32 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12310.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12310.8 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/aug-cc-pVDZ
ABC
0.32199 0.31484 0.15919

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.134 0.368 0.000
C2 0.624 -0.967 0.000
C3 0.000 1.137 0.000
N4 -0.699 -1.004 0.000
O5 -1.103 0.350 0.000
H6 2.169 0.698 0.000
H7 1.174 -1.909 0.000
H8 -0.182 2.210 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 O5 H6 H7 H8
C11.42851.37022.28882.23631.08702.27672.2639
C21.42852.19471.32332.17152.27141.09073.2777
C31.37022.19472.25211.35472.21343.26441.0883
N42.28881.32332.25211.41273.33492.08003.2554
O52.23632.17151.35471.41273.29033.20702.0758
H61.08702.27142.21343.33493.29032.79022.7953
H72.27671.09073.26442.08003.20702.79024.3364
H82.26393.27771.08833.25542.07582.79534.3364

picture of Isoxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N4 112.499 C1 C2 H7 128.818
C1 C3 O5 110.303 C1 C3 H8 133.771
C2 C1 C3 103.270 C2 C1 H6 128.592
C2 N4 O5 105.012 C3 C1 H6 128.138
C3 O5 N4 108.916 N4 C2 H7 118.683
O5 C3 H8 115.927
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.064      
2 C 0.392      
3 C 0.492      
4 N -0.221      
5 O -0.480      
6 H -0.476      
7 H -0.350      
8 H -0.422      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.560 1.487 0.000 2.961
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.808 -2.676 0.000
y -2.676 -25.373 0.000
z 0.000 0.000 -30.316
Traceless
 xyz
x -0.964 -2.676 0.000
y -2.676 4.189 0.000
z 0.000 0.000 -3.225
Polar
3z2-r2-6.451
x2-y2-3.435
xy-2.676
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.415 -0.052 0.000
y -0.052 8.190 0.000
z 0.000 0.000 4.652


<r2> (average value of r2) Å2
<r2> 78.129
(<r2>)1/2 8.839