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

using model chemistry: HSEh1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/3-21G
 hartrees
Energy at 0K-267.567765
Energy at 298.15K-267.574447
HF Energy-267.567765
Nuclear repulsion energy219.632794
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 HSEh1PBE/3-21G
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' 3347 3224 0.21      
2 A' 3335 3212 0.02      
3 A' 3301 3180 0.67      
4 A' 3151 3035 11.12      
5 A' 3067 2955 20.58      
6 A' 1648 1587 3.39      
7 A' 1554 1497 10.26      
8 A' 1529 1473 6.34      
9 A' 1466 1412 5.42      
10 A' 1400 1349 8.75      
11 A' 1286 1239 0.44      
12 A' 1263 1217 1.00      
13 A' 1184 1140 14.99      
14 A' 1084 1044 7.22      
15 A' 1050 1011 0.98      
16 A' 1042 1003 19.79      
17 A' 991 954 1.24      
18 A' 891 858 31.16      
19 A' 647 623 2.15      
20 A' 323 311 1.12      
21 A" 3127 3012 13.77      
22 A" 1551 1494 9.28      
23 A" 1106 1066 8.82      
24 A" 907 874 0.02      
25 A" 816 786 66.42      
26 A" 771 743 17.24      
27 A" 636 612 2.10      
28 A" 622 599 27.28      
29 A" 266 257 4.11      
30 A" 120 115 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 21739.6 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 20941.8 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 HSEh1PBE/3-21G
ABC
0.29147 0.11176 0.08203

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.723 -1.466 0.000
C2 -1.099 -0.123 0.000
C3 0.668 -1.477 0.000
C4 0.000 0.680 0.000
C5 1.145 -0.205 0.000
C6 0.035 2.176 0.000
H7 -2.156 0.075 0.000
H8 1.133 -2.446 0.000
H9 2.180 0.095 0.000
H10 -0.979 2.590 0.000
H11 0.557 2.554 0.887
H12 0.557 2.554 -0.887

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.39481.39112.26422.25333.71932.10442.09903.29574.06354.31074.3107
C21.39482.22711.36142.24592.56291.07513.22243.28672.71523.27043.2704
C31.39112.22712.25861.35873.70763.22301.07472.18124.38804.12914.1291
C42.26421.36142.25861.44721.49602.23963.32542.25722.14592.14662.1466
C52.25332.24591.35871.44722.62703.31312.24131.07773.51022.95682.9568
C63.71932.56293.70761.49602.62703.03534.75082.98871.09471.09671.0967
H72.10441.07513.22302.23963.31313.03534.14454.33642.77693.78103.7810
H82.09903.22241.07473.32542.24134.75084.14452.74855.46105.11075.1107
H93.29573.28672.18122.25721.07772.98874.33642.74854.02523.07653.0765
H104.06352.71524.38802.14593.51021.09472.77695.46104.02521.77411.7741
H114.31073.27044.12912.14662.95681.09673.78105.11073.07651.77411.7734
H124.31073.27044.12912.14662.95681.09673.78105.11073.07651.77411.7734

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 110.465 O1 C2 H7 116.259
O1 C3 C5 110.057 O1 C3 H8 116.107
C2 O1 C3 106.150 C2 C4 C5 106.158
C2 C4 C6 127.457 C3 C5 C4 107.170
C3 C5 H9 126.703 C4 C2 H7 133.276
C4 C5 H9 126.127 C4 C6 H10 110.904
C4 C6 H11 110.838 C4 C6 H12 110.838
C5 C3 H8 133.836 C5 C4 C6 126.386
H10 C6 H11 108.118 H10 C6 H12 108.118
H11 C6 H12 107.906
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.491      
2 C 0.067      
3 C 0.053      
4 C -0.072      
5 C -0.275      
6 C -0.689      
7 H 0.245      
8 H 0.248      
9 H 0.218      
10 H 0.225      
11 H 0.235      
12 H 0.235      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.599 1.022 0.000 1.184
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.481 -2.645 0.000
y -2.645 -32.950 0.000
z 0.000 0.000 -38.381
Traceless
 xyz
x 4.185 -2.645 0.000
y -2.645 1.981 0.000
z 0.000 0.000 -6.166
Polar
3z2-r2-12.331
x2-y21.469
xy-2.645
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.729 -0.128 0.000
y -0.128 8.705 0.000
z 0.000 0.000 3.255


<r2> (average value of r2) Å2
<r2> 144.779
(<r2>)1/2 12.032