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All results from a given calculation for C3H3NO (Isoxazole)

using model chemistry: CCD/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 CCD/aug-cc-pVTZ
 hartrees
Energy at 0K-245.598859
Energy at 298.15K 
HF Energy-244.678171
Nuclear repulsion energy162.847404
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 CCD/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCD/aug-cc-pVTZ
ABC
0.33107 0.32351 0.16362

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.123 0.370 0.000
C2 0.613 -0.961 0.000
C3 0.000 1.121 0.000
N4 -0.690 -0.980 0.000
O5 -1.087 0.337 0.000
H6 2.145 0.700 0.000
H7 1.148 -1.895 0.000
H8 -0.184 2.180 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 O5 H6 H7 H8
C11.42501.35122.26092.21041.07352.26492.2332
C21.42502.16971.30332.13872.25951.07673.2405
C31.35122.16972.21141.33962.18563.22681.0755
N42.26091.30332.21141.37603.29562.05343.2008
O52.21042.13871.33961.37603.25183.15892.0522
H61.07352.25952.18563.29563.25182.78002.7593
H72.26491.07673.22682.05343.15892.78004.2875
H82.23323.24051.07553.20082.05222.75934.2875

picture of Isoxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N4 111.848 C1 C2 H7 129.201
C1 C3 O5 110.460 C1 C3 H8 133.606
C2 C1 C3 102.769 C2 C1 H6 128.918
C2 N4 O5 105.891 C3 C1 H6 128.313
C3 O5 N4 109.032 N4 C2 H7 118.951
O5 C3 H8 115.935
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability