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All results from a given calculation for C5H6O (3-Methylfuran)

using model chemistry: QCISD/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/cc-pVTZ
 hartrees
Energy at 0K-268.828592
Energy at 298.15K 
HF Energy-267.758995
Nuclear repulsion energy221.454527
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/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.699 -1.458 0.000
C2 -1.075 -0.146 0.000
C3 0.660 -1.461 0.000
C4 0.000 0.678 0.000
C5 1.147 -0.199 0.000
C6 0.003 2.174 0.000
H7 -2.134 0.039 0.000
H8 1.127 -2.429 0.000
H9 2.185 0.086 0.000
H10 -1.015 2.564 0.000
H11 0.514 2.566 0.880
H12 0.514 2.566 -0.880

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.36401.35862.24692.23413.69862.07302.06833.27074.03424.29394.2939
C21.36402.17661.35462.22222.55821.07483.17153.26782.71133.26463.2646
C31.35862.17662.23841.35333.69393.17061.07452.17244.35984.12524.1252
C42.24691.35462.23841.44321.49612.22743.30462.26332.14212.14602.1460
C52.23412.22221.35331.44322.63393.28892.23011.07623.50782.96992.9699
C63.69862.55823.69391.49612.63393.02034.73793.02001.08951.09101.0910
H72.07301.07483.17062.22743.28893.02034.08924.31852.76233.76463.7646
H82.06833.17151.07453.30462.23014.73794.08922.72785.43295.10895.1089
H93.27073.26782.17242.26331.07623.02004.31852.72784.04683.11753.1175
H104.03422.71134.35982.14213.50781.08952.76235.43294.04681.76371.7637
H114.29393.26464.12522.14602.96991.09103.76465.10893.11751.76371.7605
H124.29393.26464.12522.14602.96991.09103.76465.10893.11751.76371.7605

picture of 3-Methylfuran state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C4 111.476 O1 C2 H7 115.916
O1 C3 C5 110.939 O1 C3 H8 115.950
C2 O1 C3 106.152 C2 C4 C5 105.133
C2 C4 C6 127.571 C3 C5 C4 106.299
C3 C5 H9 126.425 C4 C2 H7 132.607
C4 C5 H9 127.275 C4 C6 H10 110.903
C4 C6 H11 111.134 C4 C6 H12 111.134
C5 C3 H8 133.111 C5 C4 C6 127.296
H10 C6 H11 107.971 H10 C6 H12 107.971
H11 C6 H12 107.579
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability