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

using model chemistry: MP2/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/TZVP
 hartrees
Energy at 0K-268.648104
Energy at 298.15K 
HF Energy-267.748780
Nuclear repulsion energy221.265240
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 MP2/TZVP
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' 3332 3158 0.23      
2 A' 3319 3146 0.35      
3 A' 3294 3122 0.90      
4 A' 3175 3010 16.58      
5 A' 3083 2923 30.30      
6 A' 1637 1552 0.33      
7 A' 1537 1457 11.91      
8 A' 1526 1447 11.73      
9 A' 1443 1368 1.22      
10 A' 1417 1344 4.71      
11 A' 1300 1233 2.24      
12 A' 1285 1218 1.61      
13 A' 1238 1174 26.29      
14 A' 1113 1055 18.05      
15 A' 1065 1010 23.00      
16 A' 1024 971 1.88      
17 A' 990 938 2.87      
18 A' 894 847 19.05      
19 A' 646 612 2.24      
20 A' 318 302 0.79      
21 A" 3161 2996 14.58      
22 A" 1490 1413 7.09      
23 A" 1058 1003 0.02      
24 A" 705 668 1.67      
25 A" 691 655 88.01      
26 A" 596 565 0.94      
27 A" 583 553 7.40      
28 A" 223 211 3.79      
29 A" 117 111 0.09      
30 A" 367i 347i 0.95      

Unscaled Zero Point Vibrational Energy (zpe) 20947.1 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 19855.8 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 MP2/TZVP
ABC
0.29817 0.11257 0.08298

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.685 -1.466 0.000
C2 -1.077 -0.160 0.000
C3 0.676 -1.458 0.000
C4 0.000 0.678 0.000
C5 1.146 -0.179 0.000
C6 -0.018 2.173 0.000
H7 -2.140 0.009 0.000
H8 1.149 -2.424 0.000
H9 2.182 0.118 0.000
H10 -1.042 2.547 0.000
H11 0.484 2.572 0.882
H12 0.484 2.572 -0.882

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.36371.36122.25092.23783.69892.07242.06933.27524.02854.29544.2954
C21.36372.18171.36492.22312.56151.07643.17553.27132.70683.26803.2680
C31.36122.18172.24061.36253.69613.17581.07562.17934.35764.12974.1297
C42.25091.36492.24061.43081.49432.24243.30822.25312.13942.14452.1445
C52.23782.22311.36251.43082.62363.29142.24511.07803.49492.96352.9635
C63.69892.56153.69611.49432.62363.03034.74233.01081.09011.09081.0908
H72.07241.07643.17582.24243.29143.03034.09174.32392.76493.77293.7729
H82.06933.17551.07563.30822.24514.74234.09172.74325.43225.11665.1166
H93.27523.27132.17932.25311.07803.01084.32392.74324.03693.11213.1121
H104.02852.70684.35762.13943.49491.09012.76495.43224.03691.76301.7630
H114.29543.26804.12972.14452.96351.09083.77295.11663.11211.76301.7637
H124.29543.26804.12972.14452.96351.09083.77295.11663.11211.76301.7637

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 111.156 O1 C2 H7 115.768
O1 C3 C5 110.493 O1 C3 H8 115.750
C2 O1 C3 106.387 C2 C4 C5 105.321
C2 C4 C6 127.186 C3 C5 C4 106.642
C3 C5 H9 126.105 C4 C2 H7 133.075
C4 C5 H9 127.253 C4 C6 H10 110.775
C4 C6 H11 111.144 C4 C6 H12 111.144
C5 C3 H8 133.757 C5 C4 C6 127.493
H10 C6 H11 107.876 H10 C6 H12 107.876
H11 C6 H12 107.881
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability