return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2FCH2OH (2-fluoroethanol)

using model chemistry: PBEPBEultrafine/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBEultrafine/6-311+G(3df,2p)
 hartrees
Energy at 0K-254.087374
Energy at 298.15K 
HF Energy-254.087374
Nuclear repulsion energy129.891111
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 PBEPBEultrafine/6-311+G(3df,2p)
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 3714 3714 32.03 59.81 0.15 0.26
2 A 3020 3020 30.62 51.98 0.73 0.84
3 A 3003 3003 24.46 97.41 0.31 0.47
4 A 2960 2960 26.52 136.40 0.10 0.19
5 A 2919 2919 41.16 141.55 0.15 0.26
6 A 1436 1436 4.61 3.32 0.75 0.85
7 A 1432 1432 4.74 6.68 0.75 0.86
8 A 1371 1371 29.53 4.22 0.32 0.49
9 A 1348 1348 10.32 2.39 0.75 0.86
10 A 1328 1328 0.12 2.38 0.61 0.76
11 A 1221 1221 8.41 4.71 0.70 0.82
12 A 1182 1182 11.20 3.31 0.69 0.81
13 A 1086 1086 14.56 2.55 0.20 0.33
14 A 1059 1059 82.39 1.51 0.70 0.82
15 A 1007 1007 75.28 3.20 0.55 0.71
16 A 866 866 15.73 4.48 0.33 0.50
17 A 830 830 30.64 4.12 0.36 0.53
18 A 498 498 8.44 0.76 0.71 0.83
19 A 372 372 91.65 0.74 0.74 0.85
20 A 305 305 26.41 0.41 0.37 0.54
21 A 143 143 10.36 0.10 0.46 0.63

Unscaled Zero Point Vibrational Energy (zpe) 15549.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15549.9 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 PBEPBEultrafine/6-311+G(3df,2p)
ABC
0.52679 0.17766 0.14890

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.683 0.572 0.287
C2 -0.717 0.559 -0.285
O3 1.477 -0.508 -0.188
F4 -1.382 -0.602 0.157
H5 1.187 1.498 -0.030
H6 0.629 0.577 1.392
H7 -1.299 1.429 0.057
H8 -0.699 0.523 -1.385
H9 1.012 -1.329 0.043

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7 H8 H9
C11.51211.42262.37931.10061.10602.17122.16941.9448
C21.51212.44161.40902.13832.14991.10161.10052.5806
O31.42262.44162.88172.03342.09563.39402.68920.9712
F42.37931.40902.88173.32362.63782.03562.02732.5049
H51.10062.13832.03343.32361.78332.48812.51882.8334
H61.10602.14992.09562.63781.78332.49473.07802.3658
H72.17121.10163.39402.03562.48812.49471.80533.5983
H82.16941.10052.68922.02732.51883.07801.80532.8976
H91.94482.58060.97122.50492.83342.36583.59832.8976

picture of 2-fluoroethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 109.023 C1 C2 H7 111.371
C1 C2 H8 111.296 C1 O3 H9 107.167
C2 C1 O3 112.566 C2 C1 H5 108.835
C2 C1 H6 109.419 O3 C1 H5 106.697
O3 C1 H6 111.325
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.162      
2 C 0.164      
3 O -0.605      
4 F -0.428      
5 H 0.115      
6 H 0.116      
7 H 0.121      
8 H 0.127      
9 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.441 1.328 0.234 1.419
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.596 -1.078 1.569
y -1.078 -21.371 -0.420
z 1.569 -0.420 -24.109
Traceless
 xyz
x -6.856 -1.078 1.569
y -1.078 5.481 -0.420
z 1.569 -0.420 1.375
Polar
3z2-r22.750
x2-y2-8.224
xy-1.078
xz1.569
yz-0.420


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.449 -0.145 0.068
y -0.145 5.306 0.059
z 0.068 0.059 4.865


<r2> (average value of r2) Å2
<r2> 82.339
(<r2>)1/2 9.074