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All results from a given calculation for C3H3NO (Isoxazole)

using model chemistry: QCISD/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 QCISD/aug-cc-pVTZ
 hartrees
Energy at 0K-245.609806
Energy at 298.15K 
HF Energy-244.677296
Nuclear repulsion energy162.324500
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 QCISD/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD/aug-cc-pVTZ
ABC
0.32909 0.32136 0.16259

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.125 0.371 0.000
C2 0.615 -0.961 0.000
C3 0.000 1.123 0.000
N4 -0.689 -0.989 0.000
O5 -1.092 0.342 0.000
H6 2.147 0.701 0.000
H7 1.155 -1.893 0.000
H8 -0.182 2.183 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 O5 H6 H7 H8
C11.42661.35282.26792.21731.07392.26472.2341
C21.42662.17251.30462.14762.26031.07753.2436
C31.35282.17252.22181.34242.18823.22961.0761
N42.26791.30462.22181.39123.30192.05403.2130
O52.21732.14761.34241.39123.25913.16972.0539
H61.07392.26032.18823.30193.25912.77712.7609
H72.26471.07753.22962.05403.16972.77714.2902
H82.23413.24361.07613.21302.05392.76094.2902

picture of Isoxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N4 112.200 C1 C2 H7 128.959
C1 C3 O5 110.708 C1 C3 H8 133.470
C2 C1 C3 102.790 C2 C1 H6 128.810
C2 N4 O5 105.579 C3 C1 H6 128.401
C3 O5 N4 108.724 N4 C2 H7 118.841
O5 C3 H8 115.822
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability