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 CH2FOH (fluoromethanol)

using model chemistry: BLYP/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31G**
 hartrees
Energy at 0K-214.916345
Energy at 298.15K 
HF Energy-214.916345
Nuclear repulsion energy78.016307
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 BLYP/6-31G**
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 3645 3617 12.74 87.02 0.29 0.45
2 A 3021 2998 53.84 76.87 0.44 0.61
3 A 2923 2900 84.20 97.09 0.17 0.29
4 A 1498 1486 2.94 10.64 0.72 0.84
5 A 1426 1415 47.22 8.66 0.75 0.86
6 A 1368 1357 15.66 7.25 0.74 0.85
7 A 1223 1214 5.43 10.51 0.71 0.83
8 A 1087 1078 79.89 4.70 0.26 0.41
9 A 1036 1028 139.08 1.48 0.52 0.69
10 A 973 965 125.17 3.44 0.49 0.66
11 A 519 515 38.42 2.28 0.63 0.78
12 A 384 381 103.56 6.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9550.0 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 9476.4 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 BLYP/6-31G**
ABC
1.49895 0.33166 0.29352

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.014 0.513 0.049
F2 1.153 -0.310 -0.029
O3 -1.164 -0.218 -0.118
H4 0.065 1.029 1.028
H5 0.050 1.238 -0.780
H6 -1.263 -0.805 0.659

Atom - Atom Distances (Å)
  C1 F2 O3 H4 H5 H6
C11.40691.39681.10781.10161.9335
F21.40692.32072.02332.04382.5598
O31.39682.32072.09292.00750.9783
H41.10782.02332.09291.81932.2943
H51.10162.04382.00751.81932.8218
H61.93352.55980.97832.29432.8218

picture of fluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 107.685 F2 C1 O3 111.728
F2 C1 H4 106.537 F2 C1 H5 108.512
O3 C1 H4 112.851 O3 C1 H5 106.334
H4 C1 H5 110.858
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.287      
2 F -0.290      
3 O -0.465      
4 H 0.071      
5 H 0.096      
6 H 0.301      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.627 0.510 1.394 1.611
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.456 1.556 -1.844
y 1.556 -15.442 -1.361
z -1.844 -1.361 -15.896
Traceless
 xyz
x -3.787 1.556 -1.844
y 1.556 2.234 -1.361
z -1.844 -1.361 1.554
Polar
3z2-r23.107
x2-y2-4.014
xy1.556
xz-1.844
yz-1.361


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.597 0.257 -0.055
y 0.257 2.512 -0.211
z -0.055 -0.211 2.426


<r2> (average value of r2) Å2
<r2> 43.277
(<r2>)1/2 6.579