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

using model chemistry: MP3=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-268.598875
Energy at 298.15K-268.605467
HF Energy-267.680761
Nuclear repulsion energy221.156009
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 MP3=FULL/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3385 3153 0.66      
2 A' 3372 3142 0.92      
3 A' 3344 3115 1.60      
4 A' 3217 2997 19.98      
5 A' 3128 2914 32.14      
6 A' 1709 1592 0.15      
7 A' 1597 1488 23.02      
8 A' 1557 1451 7.11      
9 A' 1480 1379 2.32      
10 A' 1458 1359 2.80      
11 A' 1323 1232 4.14      
12 A' 1310 1220 1.38      
13 A' 1264 1178 27.42      
14 A' 1127 1050 10.74      
15 A' 1086 1012 39.91      
16 A' 1046 974 1.62      
17 A' 999 931 1.90      
18 A' 905 843 21.96      
19 A' 655 610 2.59      
20 A' 323 301 0.81      
21 A" 3201 2982 16.87      
22 A" 1533 1428 6.19      
23 A" 1087 1012 0.09      
24 A" 826 769 1.66      
25 A" 771 719 88.68      
26 A" 725 675 0.43      
27 A" 608 566 16.56      
28 A" 569 530 2.79      
29 A" 249 232 3.54      
30 A" 124 115 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 21987.8 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 20483.9 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 MP3=FULL/6-31+G**
ABC
0.29771 0.11237 0.08283

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.701 -1.459 0.000
C2 -1.080 -0.149 0.000
C3 0.658 -1.466 0.000
C4 0.000 0.680 0.000
C5 1.149 -0.198 0.000
C6 0.007 2.178 0.000
H7 -2.138 0.036 0.000
H8 1.126 -2.433 0.000
H9 2.186 0.090 0.000
H10 -1.008 2.568 0.000
H11 0.518 2.567 0.880
H12 0.518 2.567 -0.880

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.36411.35882.25152.23923.70552.07402.07013.27584.03914.29764.2976
C21.36412.18041.36132.22942.56811.07453.17503.27402.71793.27133.2713
C31.35882.18042.24511.36023.70183.17391.07392.18054.36484.13044.1304
C42.25151.36132.24511.44641.49772.23303.31042.26412.14022.14512.1451
C52.23922.22941.36021.44642.63603.29562.23481.07553.50792.96942.9694
C63.70552.56813.70181.49772.63603.03164.74443.01771.08791.08901.0890
H72.07401.07453.17392.23303.29563.03164.09254.32402.77283.77273.7727
H82.07013.17501.07393.31042.23484.74444.09252.73575.43725.11275.1127
H93.27583.27402.18052.26411.07553.01774.32402.73574.04283.11343.1134
H104.03912.71794.36482.14023.50791.08792.77285.43724.04281.76141.7614
H114.29763.27134.13042.14512.96941.08903.77275.11273.11341.76141.7596
H124.29763.27134.13042.14512.96941.08903.77275.11273.11341.76141.7596

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 111.404 O1 C2 H7 116.026
O1 C3 C5 110.885 O1 C3 H8 116.144
C2 O1 C3 106.412 C2 C4 C5 105.090
C2 C4 C6 127.803 C3 C5 C4 106.209
C3 C5 H9 126.679 C4 C2 H7 132.569
C4 C5 H9 127.112 C4 C6 H10 110.739
C4 C6 H11 111.069 C4 C6 H12 111.069
C5 C3 H8 132.971 C5 C4 C6 127.107
H10 C6 H11 108.026 H10 C6 H12 108.026
H11 C6 H12 107.779
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability