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

using model chemistry: B3PW91/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 B3PW91/TZVP
 hartrees
Energy at 0K-269.328401
Energy at 298.15K-269.335048
HF Energy-269.328401
Nuclear repulsion energy221.751952
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/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' 3288 3171 0.16      
2 A' 3279 3162 0.33      
3 A' 3252 3136 1.13      
4 A' 3124 3012 16.96      
5 A' 3039 2931 31.72      
6 A' 1651 1592 1.80      
7 A' 1545 1490 14.86      
8 A' 1496 1443 7.90      
9 A' 1420 1369 4.94      
10 A' 1407 1357 1.63      
11 A' 1289 1243 4.02      
12 A' 1272 1226 2.21      
13 A' 1207 1164 15.63      
14 A' 1100 1061 18.75      
15 A' 1062 1025 26.02      
16 A' 1016 980 5.55      
17 A' 979 944 1.72      
18 A' 895 863 22.26      
19 A' 646 623 2.20      
20 A' 320 309 1.06      
21 A" 3096 2986 15.74      
22 A" 1481 1428 8.02      
23 A" 1060 1022 1.49      
24 A" 853 823 0.37      
25 A" 783 755 68.21      
26 A" 735 709 7.50      
27 A" 623 601 9.55      
28 A" 614 592 11.51      
29 A" 264 255 3.75      
30 A" 130 126 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 21461.6 cm-1
Scaled (by 0.9643) Zero Point Vibrational Energy (zpe) 20695.4 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/TZVP
ABC
0.29948 0.11306 0.08335

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.693 -1.454 0.000
C2 -1.077 -0.149 0.000
C3 0.662 -1.460 0.000
C4 0.000 0.677 0.000
C5 1.141 -0.194 0.000
C6 0.002 2.168 0.000
H7 -2.140 0.029 0.000
H8 1.130 -2.430 0.000
H9 2.181 0.097 0.000
H10 -1.016 2.563 0.000
H11 0.514 2.565 0.881
H12 0.514 2.565 -0.881

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.36011.35502.24082.22603.68842.07152.06803.26604.03044.28784.2878
C21.36012.17721.35722.21872.55621.07773.17373.26702.71333.26693.2669
C31.35502.17722.23671.35423.68773.17241.07742.17534.35894.12264.1226
C42.24081.35722.23671.43521.49152.23583.30602.25652.14272.14592.1459
C52.22602.21871.35421.43522.62233.28862.23671.07933.50042.96282.9628
C63.68842.55623.68771.49152.62233.02704.73483.00641.09131.09351.0935
H72.07151.07773.17242.23583.28863.02704.09114.32112.77273.77483.7748
H82.06803.17371.07743.30602.23674.73484.09112.73715.43505.10945.1094
H93.26603.26702.17532.25651.07933.00644.32112.73714.03733.10563.1056
H104.03042.71334.35892.14273.50041.09132.77275.43504.03731.76511.7651
H114.28783.26694.12262.14592.96281.09353.77485.10943.10561.76511.7621
H124.28783.26694.12262.14592.96281.09353.77485.10943.10561.76511.7621

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 111.106 O1 C2 H7 115.890
O1 C3 C5 110.501 O1 C3 H8 116.000
C2 O1 C3 106.624 C2 C4 C5 105.187
C2 C4 C6 127.548 C3 C5 C4 106.582
C3 C5 H9 126.361 C4 C2 H7 133.004
C4 C5 H9 127.057 C4 C6 H10 111.167
C4 C6 H11 111.294 C4 C6 H12 111.294
C5 C3 H8 133.499 C5 C4 C6 127.265
H10 C6 H11 107.775 H10 C6 H12 107.775
H11 C6 H12 107.351
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.120      
2 C -0.109      
3 C -0.049      
4 C 0.076      
5 C -0.151      
6 C -0.424      
7 H 0.120      
8 H 0.126      
9 H 0.127      
10 H 0.131      
11 H 0.137      
12 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.475 0.880 0.000 0.999
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.135 -2.155 0.000
y -2.155 -33.482 0.000
z 0.000 0.000 -38.071
Traceless
 xyz
x 3.642 -2.155 0.000
y -2.155 1.621 0.000
z 0.000 0.000 -5.263
Polar
3z2-r2-10.526
x2-y21.347
xy-2.155
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.071 -0.082 0.000
y -0.082 10.184 0.000
z 0.000 0.000 5.715


<r2> (average value of r2) Å2
<r2> 143.217
(<r2>)1/2 11.967