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

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-269.306091
Energy at 298.15K-269.312747
HF Energy-269.306091
Nuclear repulsion energy221.615491
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 B3PW91/6-311G**
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' 3285 3164 0.52      
2 A' 3276 3155 0.77      
3 A' 3247 3128 1.63      
4 A' 3121 3005 18.38      
5 A' 3035 2923 32.60      
6 A' 1652 1591 2.30      
7 A' 1545 1488 13.87      
8 A' 1494 1439 7.70      
9 A' 1419 1366 5.97      
10 A' 1406 1354 0.53      
11 A' 1287 1240 4.55      
12 A' 1262 1216 2.76      
13 A' 1211 1166 15.09      
14 A' 1100 1060 20.24      
15 A' 1061 1022 21.83      
16 A' 1014 976 5.94      
17 A' 978 942 1.84      
18 A' 894 861 22.90      
19 A' 647 623 2.12      
20 A' 319 307 1.05      
21 A" 3092 2978 19.37      
22 A" 1479 1424 7.63      
23 A" 1058 1019 2.36      
24 A" 861 829 0.24      
25 A" 788 759 60.50      
26 A" 737 710 9.03      
27 A" 628 605 0.13      
28 A" 623 600 23.54      
29 A" 266 256 3.90      
30 A" 129 124 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 21457.0 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 20665.2 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 B3PW91/6-311G**
ABC
0.29925 0.11285 0.08321

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.692 -1.456 0.000
C2 -1.077 -0.152 0.000
C3 0.662 -1.460 0.000
C4 0.000 0.677 0.000
C5 1.143 -0.193 0.000
C6 -0.001 2.170 0.000
H7 -2.141 0.024 0.000
H8 1.130 -2.432 0.000
H9 2.183 0.099 0.000
H10 -1.020 2.565 0.000
H11 0.511 2.568 0.882
H12 0.511 2.568 -0.882

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.35901.35442.24242.22803.69162.07042.06683.26864.03414.29184.2918
C21.35902.17591.35922.22012.55981.07833.17233.26942.71803.27133.2713
C31.35442.17592.23771.35603.69103.17131.07792.17804.36264.12694.1269
C42.24241.35922.23771.43621.49342.23813.30762.25832.14572.14842.1484
C52.22802.22011.35601.43622.62543.29072.23921.08003.50442.96642.9664
C63.69162.55983.69101.49342.62543.03084.73903.01041.09231.09461.0946
H72.07041.07833.17132.23813.29073.03084.08934.32422.77763.77953.7795
H82.06683.17231.07793.30762.23924.73904.08932.74095.43935.11485.1148
H93.26863.26942.17802.25831.08003.01044.32422.74094.04223.11003.1100
H104.03412.71804.36262.14573.50441.09232.77765.43934.04221.76651.7665
H114.29183.27134.12692.14842.96641.09463.77955.11483.11001.76651.7634
H124.29183.27134.12692.14842.96641.09463.77955.11483.11001.76651.7634

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 111.172 O1 C2 H7 115.831
O1 C3 C5 110.578 O1 C3 H8 115.895
C2 O1 C3 106.628 C2 C4 C5 105.127
C2 C4 C6 127.564 C3 C5 C4 106.494
C3 C5 H9 126.416 C4 C2 H7 132.997
C4 C5 H9 127.090 C4 C6 H10 111.217
C4 C6 H11 111.295 C4 C6 H12 111.295
C5 C3 H8 133.528 C5 C4 C6 127.308
H10 C6 H11 107.763 H10 C6 H12 107.763
H11 C6 H12 107.319
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.232      
2 C 0.082      
3 C 0.070      
4 C -0.191      
5 C -0.176      
6 C -0.279      
7 H 0.112      
8 H 0.121      
9 H 0.099      
10 H 0.123      
11 H 0.135      
12 H 0.135      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.435 0.806 0.000 0.916
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.879 -2.082 0.000
y -2.082 -33.144 0.000
z 0.000 0.000 -37.901
Traceless
 xyz
x 3.644 -2.082 0.000
y -2.082 1.746 0.000
z 0.000 0.000 -5.390
Polar
3z2-r2-10.781
x2-y21.265
xy-2.082
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.674 -0.140 0.000
y -0.140 9.830 0.000
z 0.000 0.000 4.786


<r2> (average value of r2) Å2
<r2> 143.254
(<r2>)1/2 11.969