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

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-526.811373
Energy at 298.15K-526.814642
HF Energy-526.811373
Nuclear repulsion energy338.012551
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 mPW1PW91/6-311G*
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' 3788 3615 66.51      
2 A' 1915 1828 302.29      
3 A' 1450 1384 40.18      
4 A' 1292 1233 78.07      
5 A' 1241 1184 316.68      
6 A' 1177 1123 330.39      
7 A' 812 775 5.14      
8 A' 678 648 83.53      
9 A' 595 568 9.32      
10 A' 431 411 0.06      
11 A' 394 376 2.14      
12 A' 238 227 1.21      
13 A" 1217 1161 316.58      
14 A" 809 772 55.27      
15 A" 629 600 114.17      
16 A" 514 491 1.31      
17 A" 242 231 0.02      
18 A" 29 28 1.49      

Unscaled Zero Point Vibrational Energy (zpe) 8725.4 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 8327.5 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 mPW1PW91/6-311G*
ABC
0.12948 0.08371 0.06946

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.591 0.000
C2 -0.291 -0.902 0.000
O3 0.809 -1.647 0.000
O4 -1.413 -1.301 0.000
F5 -1.005 1.338 0.000
F6 0.809 0.888 1.081
F7 0.809 0.888 -1.081
H8 0.543 -2.576 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.53992.35172.41421.32321.33411.33413.1993
C21.53991.32851.19142.35132.36312.36311.8700
O32.35171.32852.24943.49332.75632.75630.9659
O42.41421.19142.24942.67013.30173.30172.3355
F51.32322.35133.49332.67012.15972.15974.2090
F61.33412.36312.75633.30172.15972.16273.6385
F71.33412.36312.75633.30172.15972.16273.6385
H83.19931.87000.96592.33554.20903.63853.6385

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 109.928 C1 C2 O4 123.739
C2 C1 F5 110.191 C2 C1 F6 110.416
C2 C1 F7 110.416 C2 O3 H8 108.140
O3 C2 O4 126.333 F5 C1 F6 108.731
F5 C1 F7 108.731 F6 C1 F7 108.302
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.657      
2 C 0.288      
3 O -0.496      
4 O -0.303      
5 F -0.182      
6 F -0.196      
7 F -0.196      
8 H 0.427      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.982 -2.037 0.000 2.262
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.815 -2.673 0.000
y -2.673 -30.281 0.000
z 0.000 0.000 -36.467
Traceless
 xyz
x -8.441 -2.673 0.000
y -2.673 8.860 0.000
z 0.000 0.000 -0.419
Polar
3z2-r2-0.839
x2-y2-11.534
xy-2.673
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.563 -0.018 0.000
y -0.018 4.326 0.000
z 0.000 0.000 2.996


<r2> (average value of r2) Å2
<r2> 165.765
(<r2>)1/2 12.875