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

using model chemistry: BLYP/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 BLYP/6-311G**
 hartrees
Energy at 0K-526.893522
Energy at 298.15K-526.896519
HF Energy-526.893522
Nuclear repulsion energy331.963182
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 BLYP/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' 3601 3587 55.44      
2 A' 1781 1775 248.97      
3 A' 1340 1335 14.30      
4 A' 1192 1188 32.43      
5 A' 1127 1123 323.36      
6 A' 1073 1069 309.51      
7 A' 747 744 6.02      
8 A' 638 635 65.67      
9 A' 553 551 5.92      
10 A' 403 401 0.10      
11 A' 370 369 1.38      
12 A' 230 229 1.27      
13 A" 1088 1084 289.17      
14 A" 750 748 50.60      
15 A" 589 586 82.34      
16 A" 479 477 1.56      
17 A" 230 229 0.02      
18 A" 21 21 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 8105.2 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 8073.6 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 BLYP/6-311G**
ABC
0.12457 0.08089 0.06714

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.596 0.000
C2 -0.300 -0.916 0.000
O3 0.825 -1.674 0.000
O4 -1.437 -1.322 0.000
F5 -1.024 1.363 0.000
F6 0.825 0.902 1.104
F7 0.825 0.902 -1.104
H8 0.536 -2.610 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.56102.38672.44961.35041.36311.36313.2375
C21.56101.35671.20722.39162.40682.40681.8891
O32.38671.35672.29013.55572.80232.80230.9805
O42.44961.20722.29012.71623.35913.35912.3567
F51.35042.39163.55572.71622.20302.20304.2686
F61.36312.40682.80233.35912.20302.20833.6932
F71.36312.40682.80233.35912.20302.20833.6932
H83.23751.88910.98052.35674.26863.69323.6932

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 109.568 C1 C2 O4 123.980
C2 C1 F5 110.252 C2 C1 F6 110.604
C2 C1 F7 110.604 C2 O3 H8 106.744
O3 C2 O4 126.452 F5 C1 F6 108.559
F5 C1 F7 108.559 F6 C1 F7 108.194
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.584      
2 C 0.203      
3 O -0.271      
4 O -0.256      
5 F -0.163      
6 F -0.178      
7 F -0.178      
8 H 0.259      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.927 -1.940 0.000 2.150
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.784 -2.586 0.000
y -2.586 -31.061 0.000
z 0.000 0.000 -36.737
Traceless
 xyz
x -7.885 -2.586 0.000
y -2.586 8.200 0.000
z 0.000 0.000 -0.315
Polar
3z2-r2-0.630
x2-y2-10.723
xy-2.586
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.900 -0.063 0.000
y -0.063 4.856 0.000
z 0.000 0.000 3.219


<r2> (average value of r2) Å2
<r2> 171.047
(<r2>)1/2 13.078