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

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-47.737636
Energy at 298.15K-47.744235
HF Energy-47.737636
Nuclear repulsion energy113.745953
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 B3LYP/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3278 3195 1.16      
2 A' 3267 3184 2.37      
3 A' 3226 3143 4.93      
4 A' 3083 3005 31.41      
5 A' 2988 2911 48.43      
6 A' 1612 1571 2.31      
7 A' 1516 1478 9.54      
8 A' 1493 1455 10.50      
9 A' 1442 1405 3.10      
10 A' 1383 1348 6.04      
11 A' 1264 1231 0.44      
12 A' 1251 1219 1.21      
13 A' 1163 1133 18.28      
14 A' 1058 1031 6.83      
15 A' 1016 990 11.91      
16 A' 1004 978 25.66      
17 A' 967 942 1.51      
18 A' 865 843 28.15      
19 A' 630 614 2.79      
20 A' 315 307 1.05      
21 A" 3056 2978 34.97      
22 A" 1510 1472 8.99      
23 A" 1078 1051 3.80      
24 A" 886 864 5.39      
25 A" 787 767 89.61      
26 A" 748 729 8.95      
27 A" 613 598 3.95      
28 A" 591 576 16.64      
29 A" 263 256 2.85      
30 A" 121 118 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 21236.4 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 20694.9 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 B3LYP/CEP-121G
ABC
0.28599 0.10889 0.08005

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.723 -1.485 0.000
C2 -1.111 -0.130 0.000
C3 0.681 -1.496 0.000
C4 0.000 0.690 0.000
C5 1.159 -0.203 0.000
C6 0.024 2.205 0.000
H7 -2.175 0.050 0.000
H8 1.141 -2.473 0.000
H9 2.199 0.096 0.000
H10 -0.991 2.619 0.000
H11 0.545 2.595 0.885
H12 0.545 2.595 -0.885

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.40911.40442.29172.27673.76472.11312.10973.32194.11224.36324.3632
C21.40912.25401.38102.27142.59671.07933.24973.31792.75153.30983.3098
C31.40442.25402.29021.37843.75953.24861.07912.19954.44234.18864.1886
C42.29171.38102.29021.46341.51542.26753.36232.27802.16872.17052.1705
C52.27672.27141.37841.46342.66263.34402.26941.08223.54822.99882.9988
C63.76472.59673.75951.51542.66263.07944.80943.03001.09671.09891.0989
H72.11311.07933.24862.26753.34403.07944.16694.37472.82843.82933.8293
H82.10973.24971.07913.36232.26944.80944.16692.77775.52015.17915.1791
H93.32193.31792.19952.27801.08223.03004.37472.77774.06773.12533.1253
H104.11222.75154.44232.16873.54821.09672.82845.52014.06771.77381.7738
H114.36323.30984.18862.17052.99881.09893.82935.17913.12531.77381.7710
H124.36323.30984.18862.17052.99881.09893.82935.17913.12531.77381.7710

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 110.435 O1 C2 H7 115.606
O1 C3 C5 109.792 O1 C3 H8 115.693
C2 O1 C3 106.477 C2 C4 C5 105.944
C2 C4 C6 127.345 C3 C5 C4 107.352
C3 C5 H9 126.315 C4 C2 H7 133.959
C4 C5 H9 126.333 C4 C6 H10 111.242
C4 C6 H11 111.248 C4 C6 H12 111.248
C5 C3 H8 134.515 C5 C4 C6 126.711
H10 C6 H11 107.776 H10 C6 H12 107.776
H11 C6 H12 107.367
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.161      
2 C -0.338      
3 C -0.178      
4 C 0.403      
5 C -0.133      
6 C -0.656      
7 H 0.191      
8 H 0.181      
9 H 0.200      
10 H 0.162      
11 H 0.165      
12 H 0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.792 1.313 0.000 1.533
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.457 -3.018 0.000
y -3.018 -34.322 0.000
z 0.000 0.000 -38.562
Traceless
 xyz
x 3.986 -3.018 0.000
y -3.018 1.187 0.000
z 0.000 0.000 -5.173
Polar
3z2-r2-10.345
x2-y21.866
xy-3.018
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.045 -0.069 0.000
y -0.069 10.066 0.000
z 0.000 0.000 5.010


<r2> (average value of r2) Å2
<r2> 121.481
(<r2>)1/2 11.022