return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYP/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-526.761355
Energy at 298.15K-526.764280
HF Energy-526.761355
Nuclear repulsion energy327.571328
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/LANL2DZ
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' 3660 3518 86.46      
2 A' 1746 1678 251.70      
3 A' 1375 1322 25.81      
4 A' 1179 1133 57.97      
5 A' 1114 1071 242.32      
6 A' 1062 1021 309.77      
7 A' 736 708 11.93      
8 A' 615 591 71.76      
9 A' 542 521 12.78      
10 A' 390 374 0.61      
11 A' 370 356 2.70      
12 A' 229 220 1.42      
13 A" 1083 1041 277.10      
14 A" 740 711 48.09      
15 A" 585 562 164.22      
16 A" 454 437 0.11      
17 A" 234 225 0.03      
18 A" 37 36 1.79      

Unscaled Zero Point Vibrational Energy (zpe) 8074.8 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 7761.5 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 B3LYP/LANL2DZ
ABC
0.12003 0.07955 0.06591

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.082 0.581 0.000
C2 -0.303 -0.919 0.000
O3 0.837 -1.670 0.000
O4 -1.457 -1.337 0.000
F5 -1.049 1.381 0.000
F6 0.837 0.905 1.127
F7 0.837 0.905 -1.127
H8 0.656 -2.638 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54862.37412.45911.38551.39491.39493.2692
C21.54861.36531.22742.41752.42882.42881.9680
O32.37411.36532.31843.58672.81142.81140.9845
O42.45911.22742.31842.74773.40023.40022.4813
F51.38552.41753.58672.74772.24822.24824.3649
F61.39492.42882.81143.40022.24822.25473.7225
F71.39492.42882.81143.40022.24822.25473.7225
H83.26921.96800.98452.48134.36493.72253.7225

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 108.967 C1 C2 O4 124.304
C2 C1 F5 110.843 C2 C1 F6 111.099
C2 C1 F7 111.099 C2 O3 H8 112.758
O3 C2 O4 126.730 F5 C1 F6 107.911
F5 C1 F7 107.911 F6 C1 F7 107.835
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.471      
2 C 0.224      
3 O -0.413      
4 O -0.191      
5 F -0.162      
6 F -0.174      
7 F -0.174      
8 H 0.419      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.906 -2.855 0.000 2.995
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.362 -3.256 0.000
y -3.256 -31.079 0.000
z 0.000 0.000 -38.241
Traceless
 xyz
x -9.702 -3.256 0.000
y -3.256 10.222 0.000
z 0.000 0.000 -0.521
Polar
3z2-r2-1.041
x2-y2-13.283
xy-3.256
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.965 -0.038 0.000
y -0.038 4.326 0.000
z 0.000 0.000 2.990


<r2> (average value of r2) Å2
<r2> 175.241
(<r2>)1/2 13.238