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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: CID/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-450.272915
Energy at 298.15K-450.275474
HF Energy-449.484223
Nuclear repulsion energy254.308366
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 CID/6-31G*
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' 3176 2934 38.26      
2 A' 1992 1840 80.80      
3 A' 1499 1384 56.95      
4 A' 1444 1334 157.80      
5 A' 1330 1229 207.89      
6 A' 909 839 42.81      
7 A' 743 686 43.33      
8 A' 555 513 19.35      
9 A' 457 422 4.54      
10 A' 272 251 7.37      
11 A" 1327 1226 305.25      
12 A" 1051 971 9.21      
13 A" 554 512 2.75      
14 A" 331 306 1.06      
15 A" 74 68 15.32      

Unscaled Zero Point Vibrational Energy (zpe) 7857.0 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 7257.5 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 CID/6-31G*
ABC
0.18463 0.10118 0.09942

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 0.357 0.000
C2 0.500 -1.088 0.000
O3 -0.260 -2.007 0.000
F4 -1.294 0.447 0.000
F5 0.500 0.979 1.078
F6 0.500 0.979 -1.078
H7 1.590 -1.198 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52212.37991.31851.33371.33372.2081
C21.52211.19232.36162.33122.33121.0951
O32.37991.19232.66283.26383.26382.0191
F41.31852.36162.66282.15962.15963.3200
F51.33372.33123.26382.15962.15652.6619
F61.33372.33123.26382.15962.15652.6619
H72.20811.09512.01913.32002.66192.6619

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.042 C1 C2 H7 114.070
C2 C1 F4 112.282 C2 C1 F5 109.254
C2 C1 F6 109.254 O3 C2 H7 123.888
F4 C1 F5 109.030 F4 C1 F6 109.030
F5 C1 F6 107.890
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability