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All results from a given calculation for C5H6O (2-methylfuran)

using model chemistry: CCD/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes CS 1A'

Conformer 1 (C1)

Jump to S1C2
Vibrational Frequencies calculated at CCD/6-311G**
Rotational Constants (cm-1) from geometry optimized at CCD/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-311G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS)

Jump to S1C1
Energy calculated at CCD/6-311G**
 hartrees
Energy at 0K-268.657306
Energy at 298.15K 
HF Energy-267.731289
Nuclear repulsion energy222.411264
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/6-311G**
Rotational Constants (cm-1) from geometry optimized at CCD/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 1.036 -0.242 0.000
C2 0.000 0.642 0.000
C3 0.497 -1.492 0.000
C4 -1.187 -0.026 0.000
C5 -0.860 -1.431 0.000
C6 0.361 2.091 0.000
H7 1.203 -2.308 0.000
H8 -2.170 0.423 0.000
H9 -1.542 -2.269 0.000
H10 -0.549 2.697 0.000
H11 0.951 2.346 0.887
H12 0.951 2.346 -0.887

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.36201.36032.23332.23782.42912.07243.27443.27923.33962.73752.7375
C21.36202.19051.36162.24431.49333.18572.18123.29422.12732.14382.1438
C31.36032.19052.23291.35863.58501.07923.28332.18254.31723.96483.9648
C42.23331.36162.23291.44332.62183.30471.08072.27172.79613.31393.3139
C52.23782.24431.35861.44333.72772.24152.27031.08044.13994.28204.2820
C62.42911.49333.58502.62183.72774.47893.03114.75721.09331.09571.0957
H72.07243.18571.07923.30472.24154.47894.33992.74515.30284.74464.7446
H83.27442.18123.28331.08072.27033.03114.33992.76442.79263.77213.7721
H93.27923.29422.18252.27171.08044.75722.74512.76445.06445.32015.3201
H103.33962.12734.31722.79614.13991.09335.30282.79265.06441.77801.7780
H112.73752.14383.96483.31394.28201.09574.74463.77215.32011.77801.7738
H122.73752.14383.96483.31394.28201.09574.74463.77215.32011.77801.7738

picture of 2-methylfuran state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C4 110.172 O1 C2 C6 116.506
O1 C3 C5 110.784 O1 C3 H7 115.840
C2 O1 C3 107.155 C2 C4 C5 106.256
C2 C4 H8 126.146 C2 C6 H10 109.688
C2 C6 H11 110.866 C2 C6 H12 110.866
C3 C5 C6 73.429 C3 C5 H9 126.595
C4 C2 C6 133.322 C4 C5 H9 127.773
C5 C3 H7 133.376 C5 C4 H8 127.598
H10 C6 H11 108.634 H10 C6 H12 108.634
H11 C6 H12 108.087
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability