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All results from a given calculation for CF3COOH (trifluoroacetic acid)

using model chemistry: B3LYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-527.004763
Energy at 298.15K-527.007986
HF Energy-527.004763
Nuclear repulsion energy336.343008
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/cc-pVTZ
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' 3736 3611 88.75      
2 A' 1863 1801 281.84      
3 A' 1409 1362 29.13      
4 A' 1255 1213 68.57      
5 A' 1203 1163 293.39      
6 A' 1139 1101 307.89      
7 A' 794 768 3.32      
8 A' 668 645 72.11      
9 A' 585 565 7.40      
10 A' 422 408 0.03      
11 A' 386 373 1.84      
12 A' 238 230 1.35      
13 A" 1171 1132 283.15      
14 A" 791 765 43.34      
15 A" 599 579 91.14      
16 A" 505 488 2.39      
17 A" 243 235 0.04      
18 A" 33 32 1.66      

Unscaled Zero Point Vibrational Energy (zpe) 8520.5 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 8235.9 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 B3LYP/cc-pVTZ
ABC
0.12832 0.08279 0.06874

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.086 0.594 0.000
C2 -0.294 -0.908 0.000
O3 0.813 -1.658 0.000
O4 -1.420 -1.306 0.000
F5 -1.008 1.348 0.000
F6 0.813 0.892 1.087
F7 0.813 0.892 -1.087
H8 0.542 -2.588 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54902.36562.42411.32881.34121.34123.2144
C21.54901.33671.19402.36642.37642.37641.8765
O32.36561.33672.26003.51402.77172.77170.9696
O42.42411.19402.26002.68603.31643.31642.3431
F51.32882.36643.51402.68602.16892.16894.2303
F61.34122.37642.77173.31642.16892.17383.6563
F71.34122.37642.77173.31642.16892.17383.6563
H83.21441.87650.96962.34314.23033.65633.6563

picture of trifluoroacetic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 109.898 C1 C2 O4 123.680
C2 C1 F5 110.392 C2 C1 F6 110.411
C2 C1 F7 110.411 C2 O3 H8 107.848
O3 C2 O4 126.421 F5 C1 F6 108.647
F5 C1 F7 108.647 F6 C1 F7 108.272
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.526      
2 C 0.189      
3 O -0.232      
4 O -0.250      
5 F -0.140      
6 F -0.160      
7 F -0.160      
8 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.075 -1.906 0.000 2.188
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.808 -2.752 0.000
y -2.752 -31.047 0.000
z 0.000 0.000 -36.727
Traceless
 xyz
x -7.921 -2.752 0.000
y -2.752 8.221 0.000
z 0.000 0.000 -0.300
Polar
3z2-r2-0.599
x2-y2-10.761
xy-2.752
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.154 -0.006 0.000
y -0.006 5.076 0.000
z 0.000 0.000 3.625


<r2> (average value of r2) Å2
<r2> 167.451
(<r2>)1/2 12.940