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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: CCSD(T)/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 CCSD(T)/cc-pVDZ
 hartrees
Energy at 0K-450.543209
Energy at 298.15K-450.545631
HF Energy-449.506330
Nuclear repulsion energy251.376853
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 CCSD(T)/cc-pVDZ
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' 2995 2932        
2 A' 1823 1785        
3 A' 1408 1378        
4 A' 1351 1322        
5 A' 1241 1215        
6 A' 850 832        
7 A' 708 693        
8 A' 533 521        
9 A' 435 426        
10 A' 251 246        
11 A" 1233 1207        
12 A" 970 949        
13 A" 534 523        
14 A" 311 305        
15 A" 72 70        

Unscaled Zero Point Vibrational Energy (zpe) 7357.3 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 7201.3 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 CCSD(T)/cc-pVDZ
ABC
0.18104 0.09862 0.09689

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 0.362 0.000
C2 0.504 -1.100 0.000
O3 -0.260 -2.039 0.000
F4 -1.307 0.454 0.000
F5 0.504 0.991 1.089
F6 0.504 0.991 -1.089
H7 1.618 -1.196 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53992.41721.33141.34701.34702.2310
C21.53991.21042.38632.35762.35761.1176
O32.41721.21042.70323.30903.30902.0581
F41.33142.38632.70322.18092.18093.3580
F51.34702.35763.30902.18092.17722.6849
F61.34702.35763.30902.18092.17722.6849
H72.23101.11762.05813.35802.68492.6849

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.564 C1 C2 H7 113.214
C2 C1 F4 112.219 C2 C1 F5 109.321
C2 C1 F6 109.321 O3 C2 H7 124.222
F4 C1 F5 109.025 F4 C1 F6 109.025
F5 C1 F6 107.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability