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

using model chemistry: CCD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/cc-pVDZ
 hartrees
Energy at 0K-525.586003
Energy at 298.15K-525.589337
HF Energy-524.406861
Nuclear repulsion energy337.018827
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 CCD/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3826 3660 94.80      
2 A' 1951 1867 252.74      
3 A' 1495 1430 56.23      
4 A' 1342 1284 156.21      
5 A' 1280 1224 218.95      
6 A' 1194 1143 339.45      
7 A' 820 784 3.73      
8 A' 685 656 78.69      
9 A' 605 579 9.96      
10 A' 436 418 0.21      
11 A' 402 384 2.10      
12 A' 241 230 1.12      
13 A" 1280 1225 308.53      
14 A" 809 774 33.60      
15 A" 603 577 109.03      
16 A" 518 496 2.99      
17 A" 248 237 0.13      
18 A" 35 33 1.18      

Unscaled Zero Point Vibrational Energy (zpe) 8885.1 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 8500.4 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 CCD/cc-pVDZ
ABC
0.12846 0.08345 0.06909

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.088 0.592 0.000
C2 -0.294 -0.901 0.000
O3 0.814 -1.653 0.000
O4 -1.425 -1.298 0.000
F5 -1.004 1.347 0.000
F6 0.814 0.884 1.084
F7 0.814 0.884 -1.084
H8 0.518 -2.578 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54152.36012.42091.32701.33671.33673.1992
C21.54151.33901.19822.35772.36412.36411.8630
O32.36011.33902.26633.50802.75922.75920.9707
O42.42091.19822.26632.67873.30863.30862.3261
F51.32702.35773.50802.67872.16612.16614.2097
F61.33672.36412.75923.30862.16612.16763.6396
F71.33672.36412.75923.30862.16612.16763.6396
H83.19921.86300.97072.32614.20973.63963.6396

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 109.835 C1 C2 O4 123.691
C2 C1 F5 110.334 C2 C1 F6 110.242
C2 C1 F7 110.242 C2 O3 H8 106.433
O3 C2 O4 126.474 F5 C1 F6 108.815
F5 C1 F7 108.815 F6 C1 F7 108.343
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability