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

using model chemistry: mPW1PW91/STO-3G

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/STO-3G
 hartrees
Energy at 0K-519.327193
Energy at 298.15K-519.329552
HF Energy-519.327193
Nuclear repulsion energy321.856891
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/STO-3G
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' 3774 3317 11.11      
2 A' 1910 1679 62.38      
3 A' 1489 1308 5.25      
4 A' 1346 1183 69.13      
5 A' 1227 1078 95.34      
6 A' 1135 998 150.33      
7 A' 766 673 1.82      
8 A' 596 524 53.86      
9 A' 533 468 11.07      
10 A' 376 330 0.18      
11 A' 333 293 1.88      
12 A' 174 153 0.35      
13 A" 1311 1152 121.34      
14 A" 687 604 16.17      
15 A" 617 543 68.80      
16 A" 444 390 0.29      
17 A" 200 176 0.00      
18 A" 18 16 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 8467.2 cm-1
Scaled (by 0.8789) Zero Point Vibrational Energy (zpe) 7441.8 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 mPW1PW91/STO-3G
ABC
0.11822 0.07540 0.06272

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.097 0.629 0.000
C2 -0.322 -0.942 0.000
O3 0.852 -1.718 0.000
O4 -1.476 -1.404 0.000
F5 -1.053 1.413 0.000
F6 0.852 0.934 1.132
F7 0.852 0.934 -1.132
H8 0.488 -2.673 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.62592.46532.57091.39131.39461.39463.3257
C21.62591.40681.24352.46612.48542.48541.9114
O32.46531.40682.34893.66462.88282.88281.0227
O42.57091.24352.34892.84953.48833.48832.3383
F51.39132.46613.66462.84952.26702.26704.3675
F61.39462.48542.88283.48832.26702.26443.7980
F71.39462.48542.88283.48832.26702.26443.7980
H83.32571.91141.02272.33834.36753.79803.7980

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 108.545 C1 C2 O4 126.751
C2 C1 F5 109.392 C2 C1 F6 110.505
C2 C1 F7 110.505 C2 O3 H8 102.616
O3 C2 O4 124.704 F5 C1 F6 108.923
F5 C1 F7 108.923 F6 C1 F7 108.555
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.287      
2 C 0.186      
3 O -0.216      
4 O -0.201      
5 F -0.090      
6 F -0.091      
7 F -0.091      
8 H 0.216      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.583 -1.228 0.000 1.359
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.371 -1.415 0.000
y -1.415 -27.573 0.000
z 0.000 0.000 -31.960
Traceless
 xyz
x -6.605 -1.415 0.000
y -1.415 6.592 0.000
z 0.000 0.000 0.013
Polar
3z2-r20.025
x2-y2-8.798
xy-1.415
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.079 -0.012 0.000
y -0.012 3.282 0.000
z 0.000 0.000 1.578


<r2> (average value of r2) Å2
<r2> 178.121
(<r2>)1/2 13.346