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

using model chemistry: B3PW91/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-269.334374
Energy at 298.15K-269.341050
HF Energy-269.334374
Nuclear repulsion energy221.949434
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/cc-pVTZ
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' 3280 3154 0.48      
2 A' 3270 3145 0.65      
3 A' 3245 3121 1.43      
4 A' 3117 2998 16.39      
5 A' 3034 2918 31.49      
6 A' 1651 1588 2.03      
7 A' 1545 1486 13.39      
8 A' 1492 1435 7.48      
9 A' 1417 1363 5.05      
10 A' 1407 1353 0.71      
11 A' 1288 1239 4.20      
12 A' 1268 1219 2.10      
13 A' 1210 1164 15.77      
14 A' 1100 1058 16.58      
15 A' 1063 1022 19.88      
16 A' 1014 975 6.45      
17 A' 977 940 1.64      
18 A' 892 858 23.01      
19 A' 646 621 2.12      
20 A' 317 305 0.96      
21 A" 3088 2969 16.09      
22 A" 1477 1420 6.55      
23 A" 1060 1019 1.94      
24 A" 869 835 0.44      
25 A" 793 762 57.96      
26 A" 739 711 8.74      
27 A" 631 607 0.02      
28 A" 625 601 21.96      
29 A" 266 256 3.39      
30 A" 133 128 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 21457.7 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 20633.7 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 B3PW91/cc-pVTZ
ABC
0.30018 0.11320 0.08347

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.692 -1.454 0.000
C2 -1.075 -0.151 0.000
C3 0.661 -1.458 0.000
C4 0.000 0.676 0.000
C5 1.141 -0.193 0.000
C6 -0.001 2.167 0.000
H7 -2.137 0.028 0.000
H8 1.131 -2.427 0.000
H9 2.179 0.097 0.000
H10 -1.018 2.561 0.000
H11 0.511 2.565 0.880
H12 0.511 2.565 -0.880

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.35821.35332.23972.22453.68612.07012.06653.26324.02784.28614.2861
C21.35822.17341.35622.21592.55431.07693.16973.26342.71213.26543.2654
C31.35332.17342.23451.35293.68503.16861.07652.17314.35554.12074.1207
C42.23971.35622.23451.43401.49072.23273.30272.25472.14172.14512.1451
C52.22452.21591.35291.43402.62143.28482.23381.07833.49862.96222.9622
C63.68612.55433.68501.49072.62143.02224.73113.00611.09031.09271.0927
H72.07011.07693.16862.23273.28483.02224.08754.31642.76843.77043.7704
H82.06653.16971.07653.30272.23384.73114.08752.73285.43075.10625.1062
H93.26323.26342.17312.25471.07833.00614.31642.73284.03593.10573.1057
H104.02782.71214.35552.14173.49861.09032.76845.43074.03591.76361.7636
H114.28613.26544.12072.14512.96221.09273.77045.10623.10571.76361.7590
H124.28613.26544.12072.14512.96221.09273.77045.10623.10571.76361.7590

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 111.197 O1 C2 H7 115.962
O1 C3 C5 110.565 O1 C3 H8 116.057
C2 O1 C3 106.555 C2 C4 C5 105.121
C2 C4 C6 127.534 C3 C5 C4 106.562
C3 C5 H9 126.349 C4 C2 H7 132.841
C4 C5 H9 127.088 C4 C6 H10 111.216
C4 C6 H11 111.337 C4 C6 H12 111.337
C5 C3 H8 133.378 C5 C4 C6 127.346
H10 C6 H11 107.778 H10 C6 H12 107.778
H11 C6 H12 107.202
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.149      
2 C -0.061      
3 C 0.006      
4 C 0.044      
5 C -0.212      
6 C -0.264      
7 H 0.121      
8 H 0.124      
9 H 0.108      
10 H 0.089      
11 H 0.097      
12 H 0.097      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.414 0.797 0.000 0.897
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.075 -1.959 0.000
y -1.959 -33.272 0.000
z 0.000 0.000 -37.768
Traceless
 xyz
x 3.446 -1.959 0.000
y -1.959 1.649 0.000
z 0.000 0.000 -5.095
Polar
3z2-r2-10.189
x2-y21.198
xy-1.959
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.108 -0.182 0.000
y -0.182 10.372 0.000
z 0.000 0.000 5.470


<r2> (average value of r2) Å2
<r2> 142.914
(<r2>)1/2 11.955