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

using model chemistry: MP4=FULL/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 MP4=FULL/6-311G**
 hartrees
Energy at 0K-525.974108
Energy at 298.15K-525.977351
HF Energy-524.513363
Nuclear repulsion energy336.138099
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 MP4=FULL/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' 3802 3656        
2 A' 1831 1760        
3 A' 1442 1387        
4 A' 1290 1240        
5 A' 1238 1190        
6 A' 1144 1100        
7 A' 796 766        
8 A' 666 641        
9 A' 592 569        
10 A' 427 411        
11 A' 393 378        
12 A' 240 230        
13 A" 1218 1171        
14 A" 784 754        
15 A" 593 570        
16 A" 507 487        
17 A" 246 237        
18 A" 32 31        

Unscaled Zero Point Vibrational Energy (zpe) 8620.6 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 8288.7 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 MP4=FULL/6-311G**
ABC
0.12751 0.08317 0.06881

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.089 0.592 0.000
C2 -0.298 -0.901 0.000
O3 0.817 -1.651 0.000
O4 -1.435 -1.303 0.000
F5 -1.004 1.351 0.000
F6 0.817 0.883 1.088
F7 0.817 0.883 -1.088
H8 0.519 -2.572 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54222.35882.43201.33041.34081.34083.1937
C21.54221.34421.20592.35982.36832.36831.8608
O32.35881.34422.27853.51142.75822.75820.9679
O42.43201.20592.27852.68913.32183.32182.3301
F51.33042.35983.51142.68912.17182.17184.2087
F61.34082.36832.75823.32182.17182.17543.6350
F71.34082.36832.75823.32182.17182.17543.6350
H83.19371.86080.96792.33014.20873.63503.6350

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 109.419 C1 C2 O4 124.037
C2 C1 F5 110.245 C2 C1 F6 110.267
C2 C1 F7 110.267 C2 O3 H8 106.044
O3 C2 O4 126.544 F5 C1 F6 108.789
F5 C1 F7 108.789 F6 C1 F7 108.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability