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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-31G*
 hartrees
Energy at 0K-269.339703
Energy at 298.15K-269.346302
HF Energy-269.339703
Nuclear repulsion energy220.756648
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 B3LYPultrafine/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' 3299 3160 1.63      
2 A' 3290 3152 2.04      
3 A' 3258 3121 2.85      
4 A' 3121 2990 20.50      
5 A' 3042 2914 35.07      
6 A' 1659 1589 1.49      
7 A' 1552 1487 14.75      
8 A' 1528 1464 5.48      
9 A' 1450 1389 0.33      
10 A' 1419 1359 3.80      
11 A' 1291 1237 4.25      
12 A' 1280 1226 1.93      
13 A' 1212 1162 16.93      
14 A' 1104 1057 10.68      
15 A' 1064 1019 26.31      
16 A' 1025 982 3.70      
17 A' 982 940 1.74      
18 A' 891 853 23.08      
19 A' 643 616 2.45      
20 A' 318 305 0.93      
21 A" 3092 2962 23.75      
22 A" 1514 1450 5.42      
23 A" 1080 1035 2.57      
24 A" 843 808 2.79      
25 A" 777 744 48.59      
26 A" 724 693 3.33      
27 A" 626 600 1.39      
28 A" 621 594 13.91      
29 A" 266 254 2.20      
30 A" 129 123 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 21548.9 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 20643.8 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 B3LYPultrafine/6-31G*
ABC
0.29702 0.11194 0.08255

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.694 -1.463 0.000
C2 -1.080 -0.152 0.000
C3 0.669 -1.465 0.000
C4 0.000 0.679 0.000
C5 1.148 -0.193 0.000
C6 -0.005 2.179 0.000
H7 -2.146 0.022 0.000
H8 1.135 -2.439 0.000
H9 2.188 0.103 0.000
H10 -1.027 2.572 0.000
H11 0.507 2.583 0.883
H12 0.507 2.583 -0.883

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.36631.36282.25182.23733.70672.07662.07353.28064.04874.31184.3118
C21.36632.18651.36272.22782.56711.07993.18353.27802.72483.28293.2829
C31.36282.18652.24631.35953.70603.18311.07962.18414.37894.14664.1466
C42.25181.36272.24631.44141.49992.24383.31822.26282.15342.15882.1588
C52.23732.22781.35951.44142.63723.30022.24581.08203.51762.98262.9826
C63.70672.56713.70601.49992.63723.03874.75653.01971.09491.09711.0971
H72.07661.07993.18312.24383.30023.03874.10134.33452.78443.79083.7908
H82.07353.18351.07963.31822.24584.75654.10132.75165.45745.13745.1374
H93.28063.27802.18412.26281.08203.01974.33452.75164.05353.12343.1234
H104.04872.72484.37892.15343.51761.09492.78445.45744.05351.76931.7693
H114.31183.28294.14662.15882.98261.09713.79085.13743.12341.76931.7650
H124.31183.28294.14662.15882.98261.09713.79085.13743.12341.76931.7650

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 111.205 O1 C2 H7 115.691
O1 C3 C5 110.537 O1 C3 H8 115.712
C2 O1 C3 106.487 C2 C4 C5 105.171
C2 C4 C6 127.411 C3 C5 C4 106.599
C3 C5 H9 126.529 C4 C2 H7 133.104
C4 C5 H9 126.872 C4 C6 H10 111.221
C4 C6 H11 111.513 C4 C6 H12 111.513
C5 C3 H8 133.751 C5 C4 C6 127.418
H10 C6 H11 107.637 H10 C6 H12 107.637
H11 C6 H12 107.102
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.400      
2 C 0.027      
3 C 0.078      
4 C 0.117      
5 C -0.207      
6 C -0.526      
7 H 0.148      
8 H 0.153      
9 H 0.134      
10 H 0.155      
11 H 0.161      
12 H 0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.458 0.791 0.000 0.914
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.835 -2.082 0.000
y -2.082 -33.221 0.000
z 0.000 0.000 -37.242
Traceless
 xyz
x 3.396 -2.082 0.000
y -2.082 1.318 0.000
z 0.000 0.000 -4.714
Polar
3z2-r2-9.429
x2-y21.386
xy-2.082
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.273 -0.131 0.000
y -0.131 9.362 0.000
z 0.000 0.000 4.006


<r2> (average value of r2) Å2
<r2> 144.082
(<r2>)1/2 12.003