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

using model chemistry: PBE1PBE/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 PBE1PBE/TZVP
 hartrees
Energy at 0K-269.115081
Energy at 298.15K-269.121751
HF Energy-269.115081
Nuclear repulsion energy222.067235
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 PBE1PBE/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' 3300 3167 0.10      
2 A' 3290 3157 0.25      
3 A' 3264 3132 0.91      
4 A' 3138 3011 15.66      
5 A' 3051 2928 29.71      
6 A' 1665 1598 1.92      
7 A' 1557 1494 15.39      
8 A' 1497 1437 8.16      
9 A' 1425 1368 7.62      
10 A' 1413 1356 0.23      
11 A' 1298 1245 4.18      
12 A' 1274 1223 2.32      
13 A' 1223 1174 15.57      
14 A' 1109 1064 21.82      
15 A' 1070 1027 23.22      
16 A' 1019 978 5.89      
17 A' 982 943 1.68      
18 A' 900 863 22.20      
19 A' 651 625 2.24      
20 A' 320 307 1.06      
21 A" 3111 2986 14.27      
22 A" 1481 1421 8.52      
23 A" 1061 1018 1.63      
24 A" 858 823 0.21      
25 A" 789 757 68.33      
26 A" 742 712 7.97      
27 A" 627 602 11.10      
28 A" 616 591 10.65      
29 A" 265 255 3.84      
30 A" 131 126 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 21563.9 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 20692.7 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 PBE1PBE/TZVP
ABC
0.30032 0.11340 0.08359

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.691 -1.452 0.000
C2 -1.075 -0.151 0.000
C3 0.660 -1.458 0.000
C4 0.000 0.676 0.000
C5 1.140 -0.193 0.000
C6 0.000 2.165 0.000
H7 -2.138 0.028 0.000
H8 1.128 -2.428 0.000
H9 2.180 0.097 0.000
H10 -1.018 2.558 0.000
H11 0.512 2.562 0.881
H12 0.512 2.562 -0.881

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.35651.35152.23702.22263.68222.06932.06533.26274.02354.28154.2815
C21.35652.17241.35582.21572.55291.07793.16903.26442.70973.26353.2635
C31.35152.17242.23331.35303.68233.16801.07752.17474.35274.11754.1175
C42.23701.35582.23331.43361.48912.23393.30272.25542.14022.14362.1436
C52.22262.21571.35301.43362.61903.28582.23531.07953.49682.95952.9595
C63.68222.55293.68231.48912.61903.02304.72963.00421.09141.09351.0935
H72.06931.07793.16802.23393.28583.02304.08694.31862.76743.77073.7707
H82.06533.16901.07753.30272.23534.72964.08692.73595.42895.10435.1043
H93.26273.26442.17472.25541.07953.00424.31862.73594.03513.10323.1032
H104.02352.70974.35272.14023.49681.09142.76745.42894.03511.76541.7654
H114.28153.26354.11752.14362.95951.09353.77075.10433.10321.76541.7623
H124.28153.26354.11752.14362.95951.09353.77075.10433.10321.76541.7623

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 111.127 O1 C2 H7 115.957
O1 C3 C5 110.537 O1 C3 H8 116.026
C2 O1 C3 106.680 C2 C4 C5 105.151
C2 C4 C6 127.560 C3 C5 C4 106.505
C3 C5 H9 126.404 C4 C2 H7 132.917
C4 C5 H9 127.092 C4 C6 H10 111.131
C4 C6 H11 111.275 C4 C6 H12 111.275
C5 C3 H8 133.437 C5 C4 C6 127.289
H10 C6 H11 107.802 H10 C6 H12 107.802
H11 C6 H12 107.376
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.104      
2 C -0.126      
3 C -0.062      
4 C 0.091      
5 C -0.148      
6 C -0.427      
7 H 0.120      
8 H 0.126      
9 H 0.129      
10 H 0.130      
11 H 0.136      
12 H 0.136      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.468 0.863 0.000 0.982
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.178 -2.140 0.000
y -2.140 -33.508 0.000
z 0.000 0.000 -38.187
Traceless
 xyz
x 3.670 -2.140 0.000
y -2.140 1.674 0.000
z 0.000 0.000 -5.344
Polar
3z2-r2-10.689
x2-y21.330
xy-2.140
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.036 -0.075 0.000
y -0.075 10.132 0.000
z 0.000 0.000 5.693


<r2> (average value of r2) Å2
<r2> 142.917
(<r2>)1/2 11.955