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

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-269.331414
Energy at 298.15K-269.338073
HF Energy-269.331414
Nuclear repulsion energy221.985354
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 mPW1PW91/6-311G*
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' 3306 3155 1.68      
2 A' 3295 3145 2.40      
3 A' 3266 3117 2.89      
4 A' 3139 2996 22.18      
5 A' 3056 2917 36.34      
6 A' 1673 1596 2.20      
7 A' 1565 1493 15.32      
8 A' 1520 1450 8.22      
9 A' 1440 1374 5.48      
10 A' 1424 1359 1.30      
11 A' 1303 1243 4.66      
12 A' 1279 1220 2.68      
13 A' 1228 1172 16.70      
14 A' 1113 1062 20.48      
15 A' 1074 1025 23.33      
16 A' 1025 978 5.27      
17 A' 987 942 1.90      
18 A' 901 860 23.23      
19 A' 652 622 2.29      
20 A' 318 303 1.03      
21 A" 3113 2971 23.09      
22 A" 1505 1437 8.31      
23 A" 1073 1024 2.18      
24 A" 852 813 0.63      
25 A" 786 750 63.92      
26 A" 734 701 8.22      
27 A" 632 603 2.02      
28 A" 627 598 22.26      
29 A" 266 254 4.10      
30 A" 130 124 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 21639.5 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 20652.8 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 mPW1PW91/6-311G*
ABC
0.30045 0.11316 0.08347

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.691 -1.453 0.000
C2 -1.074 -0.153 0.000
C3 0.660 -1.458 0.000
C4 0.000 0.676 0.000
C5 1.142 -0.193 0.000
C6 -0.001 2.167 0.000
H7 -2.137 0.020 0.000
H8 1.124 -2.430 0.000
H9 2.181 0.098 0.000
H10 -1.018 2.564 0.000
H11 0.509 2.567 0.880
H12 0.509 2.567 -0.880

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.35521.35082.23882.22423.68562.06442.06103.26434.03024.28704.2870
C21.35522.16981.35682.21582.55631.07773.16453.26482.71753.26813.2681
C31.35082.16982.23411.35383.68533.16371.07722.17614.35784.12314.1231
C42.23881.35682.23411.43501.49102.23603.30372.25692.14442.14682.1468
C52.22422.21581.35381.43502.62263.28602.23751.07963.50192.96522.9652
C63.68562.55633.68531.49102.62263.02904.73343.00801.09101.09311.0931
H72.06441.07773.16372.23603.28603.02904.07904.31952.77943.77753.7775
H82.06103.16451.07723.30372.23754.73344.07902.74045.43395.11155.1115
H93.26433.26482.17612.25691.07963.00804.31952.74044.03943.10943.1094
H104.03022.71754.35782.14443.50191.09102.77945.43394.03941.76261.7626
H114.28703.26814.12312.14682.96521.09313.77755.11153.10941.76261.7597
H124.28703.26814.12312.14682.96521.09313.77755.11153.10941.76261.7597

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 111.284 O1 C2 H7 115.640
O1 C3 C5 110.643 O1 C3 H8 115.711
C2 O1 C3 106.614 C2 C4 C5 105.024
C2 C4 C6 127.635 C3 C5 C4 106.436
C3 C5 H9 126.470 C4 C2 H7 133.076
C4 C5 H9 127.094 C4 C6 H10 111.358
C4 C6 H11 111.427 C4 C6 H12 111.427
C5 C3 H8 133.646 C5 C4 C6 127.341
H10 C6 H11 107.609 H10 C6 H12 107.609
H11 C6 H12 107.196
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.233      
2 C -0.037      
3 C -0.034      
4 C -0.036      
5 C -0.290      
6 C -0.721      
7 H 0.218      
8 H 0.221      
9 H 0.203      
10 H 0.232      
11 H 0.238      
12 H 0.238      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.433 0.772 0.000 0.885
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.781 -2.088 0.000
y -2.088 -33.146 0.000
z 0.000 0.000 -38.043
Traceless
 xyz
x 3.814 -2.088 0.000
y -2.088 1.766 0.000
z 0.000 0.000 -5.580
Polar
3z2-r2-11.160
x2-y21.365
xy-2.088
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.532 -0.112 0.000
y -0.112 9.654 0.000
z 0.000 0.000 4.687


<r2> (average value of r2) Å2
<r2> 142.916
(<r2>)1/2 11.955