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

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-269.238561
Energy at 298.15K-269.245217
HF Energy-269.238561
Nuclear repulsion energy221.890242
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 B1B95/6-31+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' 3324 3180 0.31      
2 A' 3315 3171 0.56      
3 A' 3283 3141 1.66      
4 A' 3159 3022 17.33      
5 A' 3068 2935 34.70      
6 A' 1676 1603 1.35      
7 A' 1570 1501 18.43      
8 A' 1504 1439 7.90      
9 A' 1437 1374 6.63      
10 A' 1420 1358 0.33      
11 A' 1300 1244 5.45      
12 A' 1272 1217 2.64      
13 A' 1244 1190 15.76      
14 A' 1114 1066 22.60      
15 A' 1076 1029 22.71      
16 A' 1016 971 4.48      
17 A' 982 939 2.22      
18 A' 889 850 21.12      
19 A' 648 620 2.35      
20 A' 318 304 0.89      
21 A" 3133 2997 14.66      
22 A" 1488 1424 8.01      
23 A" 1061 1015 1.65      
24 A" 868 830 0.39      
25 A" 793 759 73.12      
26 A" 743 710 8.78      
27 A" 625 598 1.78      
28 A" 620 593 21.51      
29 A" 266 255 3.80      
30 A" 134 128 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 21671.5 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 20731.0 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 B1B95/6-31+G**
ABC
0.30016 0.11308 0.08341

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.689 -1.454 0.000
C2 -1.075 -0.154 0.000
C3 0.662 -1.459 0.000
C4 0.000 0.677 0.000
C5 1.141 -0.191 0.000
C6 -0.004 2.168 0.000
H7 -2.138 0.021 0.000
H8 1.131 -2.429 0.000
H9 2.181 0.100 0.000
H10 -1.022 2.559 0.000
H11 0.506 2.566 0.881
H12 0.506 2.566 -0.881

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.35661.35142.23962.22413.68692.06812.06423.26364.02734.28624.2862
C21.35662.17331.35872.21702.55751.07743.16893.26582.71363.26763.2676
C31.35142.17332.23611.35563.68803.16771.07702.17624.35704.12364.1236
C42.23961.35872.23611.43361.49172.23673.30502.25562.14212.14552.1455
C52.22412.21701.35561.43362.62243.28662.23801.07923.49902.96332.9633
C63.68692.55753.68801.49172.62243.02804.73513.00821.09081.09281.0928
H72.06811.07743.16772.23673.28663.02804.08514.31982.77303.77503.7750
H82.06423.16891.07703.30502.23804.73514.08512.73835.43285.11065.1106
H93.26363.26582.17622.25561.07923.00824.31982.73834.03793.10823.1082
H104.02732.71364.35702.14213.49901.09082.77305.43284.03791.76411.7641
H114.28623.26764.12362.14552.96331.09283.77505.11063.10821.76411.7613
H124.28623.26764.12362.14552.96331.09283.77505.11063.10821.76411.7613

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 111.138 O1 C2 H7 115.876
O1 C3 C5 110.492 O1 C3 H8 115.972
C2 O1 C3 106.742 C2 C4 C5 105.081
C2 C4 C6 127.538 C3 C5 C4 106.547
C3 C5 H9 126.330 C4 C2 H7 132.986
C4 C5 H9 127.123 C4 C6 H10 111.141
C4 C6 H11 111.289 C4 C6 H12 111.289
C5 C3 H8 133.536 C5 C4 C6 127.381
H10 C6 H11 107.779 H10 C6 H12 107.779
H11 C6 H12 107.383
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.214      
2 C -0.168      
3 C -0.115      
4 C 0.233      
5 C 0.151      
6 C -0.865      
7 H 0.158      
8 H 0.161      
9 H 0.154      
10 H 0.163      
11 H 0.172      
12 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.484 0.920 0.000 1.039
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.255 -2.166 0.000
y -2.166 -33.615 0.000
z 0.000 0.000 -38.285
Traceless
 xyz
x 3.696 -2.166 0.000
y -2.166 1.655 0.000
z 0.000 0.000 -5.350
Polar
3z2-r2-10.701
x2-y21.361
xy-2.166
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.177 -0.088 0.000
y -0.088 10.244 0.000
z 0.000 0.000 5.912


<r2> (average value of r2) Å2
<r2> 143.228
(<r2>)1/2 11.968