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 CF3COF (trifluoroacetyl fluoride)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-124.038740
Energy at 298.15K-124.040473
HF Energy-124.038740
Nuclear repulsion energy182.496577
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-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' 1942 1875 230.30      
2 A' 1321 1276 84.64      
3 A' 1243 1200 330.89      
4 A' 1091 1054 279.13      
5 A' 795 767 5.86      
6 A' 675 652 46.94      
7 A' 575 555 1.53      
8 A' 411 397 1.84      
9 A' 373 360 0.08      
10 A' 221 213 3.70      
11 A" 1191 1150 297.63      
12 A" 740 715 13.81      
13 A" 502 485 7.26      
14 A" 234 226 5.65      
15 A" 43 41 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 5677.4 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 5482.7 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-31G*
ABC
0.12468 0.08032 0.06648

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.079 0.595 0.000
C2 -0.310 -0.926 0.000
O3 -1.416 -1.380 0.000
F4 -1.025 1.355 0.000
F5 0.813 0.883 1.097
F6 0.813 0.883 -1.097
F7 0.813 -1.674 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 F7
C11.56982.47681.34051.35101.35102.3846
C21.56981.19512.39042.39482.39481.3494
O32.47681.19512.76293.35993.35992.2478
F41.34052.39042.76292.19222.19223.5431
F51.35102.39483.35992.19222.19442.7818
F61.35102.39483.35992.19222.19442.7818
F72.38461.34942.24783.54312.78182.7818

picture of trifluoroacetyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.693 C1 C2 F7 109.308
C2 C1 F4 110.190 C2 C1 F5 109.928
C2 C1 F6 109.928 O3 C2 F7 123.998
F4 C1 F5 109.074 F4 C1 F6 109.074
F5 C1 F6 108.615
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.212      
2 C 0.105      
3 O -0.001      
4 F -0.062      
5 F -0.082      
6 F -0.082      
7 F -0.089      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.577 0.324 0.000 0.662
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.946 -1.262 0.000
y -1.262 -38.306 0.000
z 0.000 0.000 -35.032
Traceless
 xyz
x -2.277 -1.262 0.000
y -1.262 -1.317 0.000
z 0.000 0.000 3.594
Polar
3z2-r27.188
x2-y2-0.640
xy-1.262
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.515 0.242 0.000
y 0.242 3.959 0.000
z 0.000 0.000 3.162


<r2> (average value of r2) Å2
<r2> 133.541
(<r2>)1/2 11.556