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

using model chemistry: QCISD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/3-21G*
 hartrees
Energy at 0K-251.984179
Energy at 298.15K 
HF Energy-251.536340
Nuclear repulsion energy129.506217
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 QCISD/3-21G*
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 3480 3345 2.73      
2 A 3121 2999 38.75      
3 A 3114 2993 20.97      
4 A 3066 2946 22.54      
5 A 3013 2896 37.99      
6 A 1587 1525 1.44      
7 A 1580 1519 0.55      
8 A 1458 1401 16.99      
9 A 1448 1392 41.90      
10 A 1428 1373 2.94      
11 A 1280 1231 8.20      
12 A 1253 1204 15.09      
13 A 1145 1101 4.59      
14 A 1061 1020 28.70      
15 A 1022 982 38.10      
16 A 899 864 10.47      
17 A 872 838 26.32      
18 A 518 498 45.10      
19 A 493 474 138.26      
20 A 306 294 2.51      
21 A 177 170 14.22      

Unscaled Zero Point Vibrational Energy (zpe) 16159.4 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 15530.8 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 QCISD/3-21G*
ABC
0.47138 0.19329 0.15406

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.699 0.631 0.280
C2 -0.726 0.610 -0.281
O3 1.399 -0.573 -0.188
F4 -1.297 -0.641 0.166
H5 1.257 1.493 -0.098
H6 0.655 0.681 1.380
H7 -1.338 1.442 0.088
H8 -0.702 0.606 -1.376
H9 0.773 -1.318 0.021

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7 H8 H9
C11.53221.47002.36971.09461.10182.20102.16971.9682
C21.53222.43441.44552.17922.16151.09601.09572.4615
O31.47002.43442.72002.07362.14193.41002.68620.9956
F42.36971.44552.72003.33892.65172.08432.07042.1829
H51.09462.17922.07363.33891.79122.60252.50182.8558
H61.10182.16152.14192.65171.79122.49453.07322.4203
H72.20101.09603.41002.08432.60252.49451.80123.4756
H82.16971.09572.68622.07042.50183.07321.80122.7988
H91.96822.46150.99562.18292.85582.42033.47562.7988

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 105.430 C1 C2 H7 112.693
C1 C2 H8 110.203 C1 O3 H9 104.282
C2 C1 O3 108.352 C2 C1 H5 111.020
C2 C1 H6 109.202 O3 C1 H5 107.002
O3 C1 H6 111.987
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability