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All results from a given calculation for CF3COF (trifluoroacetyl fluoride)

using model chemistry: TPSSh/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/3-21G
 hartrees
Energy at 0K-547.778627
Energy at 298.15K-547.780222
HF Energy-547.778627
Nuclear repulsion energy329.811260
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 TPSSh/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' 1854 1796 133.84      
2 A' 1270 1231 258.58      
3 A' 1257 1218 25.45      
4 A' 1102 1068 209.68      
5 A' 758 734 1.42      
6 A' 642 622 44.33      
7 A' 553 536 3.27      
8 A' 395 383 2.87      
9 A' 363 352 0.06      
10 A' 201 195 4.55      
11 A" 1222 1184 214.29      
12 A" 733 710 5.51      
13 A" 473 458 9.45      
14 A" 213 206 5.33      
15 A" 35 34 0.40      

Unscaled Zero Point Vibrational Energy (zpe) 5535.5 cm-1
Scaled (by 0.9688) Zero Point Vibrational Energy (zpe) 5362.8 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 TPSSh/3-21G
ABC
0.12098 0.08153 0.06679

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.076 0.578 0.000
C2 -0.320 -0.896 0.000
O3 -1.428 -1.367 0.000
F4 -1.050 1.347 0.000
F5 0.827 0.867 1.111
F6 0.827 0.867 -1.111
F7 0.827 -1.654 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 F7
C11.52582.45871.36401.37151.37152.3552
C21.52581.20392.35832.37842.37841.3756
O32.45871.20392.74003.36313.36312.2732
F41.36402.35832.74002.23372.23373.5401
F51.37152.37843.36312.23372.22112.7552
F61.37152.37843.36312.23372.22112.7552
F72.35521.37562.27323.54012.75522.7552

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 128.118 C1 C2 F7 108.423
C2 C1 F4 109.252 C2 C1 F5 110.235
C2 C1 F6 110.235 O3 C2 F7 123.459
F4 C1 F5 109.480 F4 C1 F6 109.480
F5 C1 F6 108.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.774      
2 C 0.609      
3 O -0.388      
4 F -0.251      
5 F -0.253      
6 F -0.253      
7 F -0.239      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.449 0.322 0.000 0.552
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.778 0.184 0.000
y 0.184 2.907 0.000
z 0.000 0.000 2.274


<r2> (average value of r2) Å2
<r2> 166.937
(<r2>)1/2 12.920