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

using model chemistry: HF/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-267.674919
Energy at 298.15K-267.681928
HF Energy-267.674919
Nuclear repulsion energy222.954956
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 HF/6-31G**
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' 3456 3120 2.43      
2 A' 3447 3111 3.36      
3 A' 3413 3080 3.19      
4 A' 3260 2943 29.93      
5 A' 3183 2873 40.29      
6 A' 1818 1641 1.81      
7 A' 1702 1536 27.70      
8 A' 1627 1468 4.22      
9 A' 1558 1406 1.43      
10 A' 1534 1384 3.18      
11 A' 1388 1253 2.00      
12 A' 1379 1245 5.96      
13 A' 1311 1183 22.09      
14 A' 1186 1070 9.18      
15 A' 1148 1036 52.91      
16 A' 1103 996 2.02      
17 A' 1040 939 1.04      
18 A' 960 867 30.17      
19 A' 682 616 3.99      
20 A' 341 307 1.04      
21 A" 3239 2923 34.23      
22 A" 1610 1453 4.59      
23 A" 1165 1052 1.34      
24 A" 1000 902 0.02      
25 A" 914 825 40.75      
26 A" 856 773 16.56      
27 A" 682 616 0.82      
28 A" 657 593 28.98      
29 A" 288 260 2.54      
30 A" 152 137 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 23048.8 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 20803.8 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 HF/6-31G**
ABC
0.30300 0.11377 0.08399

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.702 -1.435 0.000
C2 -1.069 -0.138 0.000
C3 0.639 -1.461 0.000
C4 0.000 0.670 0.000
C5 1.139 -0.220 0.000
C6 0.022 2.169 0.000
H7 -2.120 0.056 0.000
H8 1.094 -2.428 0.000
H9 2.175 0.052 0.000
H10 -0.985 2.572 0.000
H11 0.536 2.553 0.876
H12 0.536 2.553 -0.876

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.34791.34112.21912.20623.67562.05762.05283.23904.01714.26654.2665
C21.34792.16041.34022.20982.55151.06903.15043.25002.71153.25323.2532
C31.34112.16042.22491.33853.68193.14861.06882.15664.34784.10984.1098
C42.21911.34022.22491.44561.49862.20773.28572.26152.14192.14462.1446
C52.20622.20981.33851.44562.63693.27132.20851.07123.50802.96982.9698
C63.67562.55153.68191.49862.63693.00884.72013.01971.08431.08601.0860
H72.05761.06903.14862.20773.27133.00884.06254.29582.76093.74943.7494
H82.05283.15041.06883.28572.20854.72014.06252.70515.41525.08805.0880
H93.23903.25002.15662.26151.07123.01974.29582.70514.04203.11623.1162
H104.01712.71154.34782.14193.50801.08432.76095.41524.04201.75481.7548
H114.26653.25324.10982.14462.96981.08603.74945.08803.11621.75481.7521
H124.26653.25324.10982.14462.96981.08603.74945.08803.11621.75481.7521

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 111.288 O1 C2 H7 116.234
O1 C3 C5 110.841 O1 C3 H8 116.367
C2 O1 C3 106.916 C2 C4 C5 104.919
C2 C4 C6 127.912 C3 C5 C4 106.037
C3 C5 H9 126.656 C4 C2 H7 132.479
C4 C5 H9 127.307 C4 C6 H10 111.024
C4 C6 H11 111.140 C4 C6 H12 111.140
C5 C3 H8 132.792 C5 C4 C6 127.169
H10 C6 H11 107.913 H10 C6 H12 107.913
H11 C6 H12 107.552
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.552      
2 C 0.143      
3 C 0.176      
4 C -0.069      
5 C -0.229      
6 C -0.337      
7 H 0.162      
8 H 0.165      
9 H 0.157      
10 H 0.124      
11 H 0.130      
12 H 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.581 0.859 0.000 1.037
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.940 -2.547 0.000
y -2.547 -33.538 0.000
z 0.000 0.000 -37.917
Traceless
 xyz
x 3.787 -2.547 0.000
y -2.547 1.391 0.000
z 0.000 0.000 -5.178
Polar
3z2-r2-10.355
x2-y21.598
xy-2.547
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.887 0.144 0.000
y 0.144 8.826 0.000
z 0.000 0.000 3.999


<r2> (average value of r2) Å2
<r2> 142.221
(<r2>)1/2 11.926