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All results from a given calculation for C5H8O (Furan, 2,3-dihydro-5-methyl-)

using model chemistry: B97D3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/6-31+G**
 hartrees
Energy at 0K-270.393469
Energy at 298.15K-270.402489
HF Energy-270.393469
Nuclear repulsion energy236.571089
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 B97D3/6-31+G**
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 3200 3145 7.05      
2 A 3094 3041 17.93      
3 A 3074 3021 39.12      
4 A 3047 2995 15.12      
5 A 3019 2967 47.54      
6 A 2988 2937 33.02      
7 A 2986 2935 55.66      
8 A 2954 2903 65.48      
9 A 1683 1654 58.76      
10 A 1489 1464 0.44      
11 A 1470 1445 0.71      
12 A 1463 1438 6.66      
13 A 1448 1423 8.16      
14 A 1391 1367 14.75      
15 A 1368 1345 9.99      
16 A 1294 1272 10.11      
17 A 1238 1217 34.23      
18 A 1223 1202 15.91      
19 A 1181 1161 7.70      
20 A 1171 1151 45.19      
21 A 1059 1041 0.36      
22 A 1035 1017 2.12      
23 A 1011 993 11.75      
24 A 989 972 23.66      
25 A 948 932 38.76      
26 A 915 899 14.28      
27 A 888 873 24.61      
28 A 839 825 8.43      
29 A 693 681 29.98      
30 A 674 662 8.68      
31 A 619 609 1.13      
32 A 539 530 0.69      
33 A 331 325 2.93      
34 A 218 215 8.36      
35 A 163 160 2.91      
36 A 126 124 1.12      

Unscaled Zero Point Vibrational Energy (zpe) 25914.0 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 25468.3 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 B97D3/6-31+G**
ABC
0.24927 0.10779 0.07895

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.371 -0.816 0.101
H2 -1.932 -1.425 -0.617
H3 -1.624 -1.133 1.125
O4 0.050 -1.101 -0.099
C5 -1.543 0.712 -0.079
H6 -2.218 1.132 0.681
H7 -1.964 0.969 -1.066
C8 -0.107 1.178 0.055
H9 0.215 2.214 0.104
C10 2.202 0.005 0.010
H11 2.558 -0.488 -0.907
H12 2.655 1.001 0.074
H13 2.547 -0.600 0.861
C14 0.713 0.110 0.002

Atom - Atom Distances (Å)
  C1 H2 H3 O4 C5 H6 H7 C8 H9 C10 H11 H12 H13 C14
C11.09571.10091.46321.54862.20162.21432.36203.41993.66774.06974.41743.99682.2835
H21.09571.79262.07392.23792.88142.43643.24954.28584.41904.59565.23464.78783.1206
H31.10091.79262.07392.20472.38303.05572.96453.95274.14484.69404.89584.21302.8758
O41.46322.07392.07392.41333.27643.04592.28993.32492.42212.70533.35162.72151.3847
C51.54862.23792.20472.41331.09951.10391.51532.31873.81204.35204.21034.39622.3364
H62.20162.88142.38303.27641.09951.77302.20192.72394.61045.28684.91225.07233.1773
H72.21432.43643.05573.04591.10391.77302.17942.76864.40954.75344.75765.14993.0080
C82.36203.24952.96452.28991.51532.20192.17941.08522.59073.28702.76783.29431.3479
H93.41994.28583.95273.32492.31872.72392.76861.08522.97283.71642.72533.73162.1641
C103.66774.41904.14482.42213.81204.61044.40952.59072.97281.09991.09591.09961.4925
H114.06974.59564.69402.70534.35205.28684.75343.28703.71641.09991.78541.77192.1416
H124.41745.23464.89583.35164.21034.91224.75762.76782.72531.09591.78541.78682.1373
H133.99684.78784.21302.72154.39625.07235.14993.29433.73161.09961.77191.78682.1453
C142.28353.12062.87581.38472.33643.17733.00801.34792.16411.49252.14162.13732.1453

picture of Furan, 2,3-dihydro-5-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O4 C14 107.167 C1 C5 H6 111.356
C1 C5 H7 112.082 C1 C5 C8 101.083
H2 C1 H3 109.033 H2 C1 O4 107.728
H2 C1 C5 114.159 H3 C1 O4 107.285
H3 C1 C5 111.768 O4 C1 C5 106.542
O4 C14 C8 113.691 O4 C14 C10 114.650
C5 C8 H9 125.226 C5 C8 C14 109.435
H6 C5 H7 106.986 H6 C5 C8 113.579
H7 C5 C8 111.835 C8 C14 C10 131.650
H9 C8 C14 125.210 H11 C10 H12 108.793
H11 C10 H13 107.332 H11 C10 C14 110.486
H12 C10 H13 108.912 H12 C10 C14 110.499
H13 C10 C14 110.734
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.018      
2 H 0.146      
3 H 0.145      
4 O -0.274      
5 C -0.482      
6 H 0.155      
7 H 0.158      
8 C 0.204      
9 H 0.134      
10 C -0.686      
11 H 0.173      
12 H 0.163      
13 H 0.173      
14 C 0.009      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.484 0.706 0.107 0.862
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.440 1.276 -0.024
y 1.276 -38.328 -0.288
z -0.024 -0.288 -37.975
Traceless
 xyz
x 5.712 1.276 -0.024
y 1.276 -3.121 -0.288
z -0.024 -0.288 -2.591
Polar
3z2-r2-5.182
x2-y25.888
xy1.276
xz-0.024
yz-0.288


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.004 -0.620 0.008
y -0.620 9.632 0.014
z 0.008 0.014 7.314


<r2> (average value of r2) Å2
<r2> 157.907
(<r2>)1/2 12.566