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All results from a given calculation for CF3PH2 (phosphine, (trifluoromethyl)-)

using model chemistry: QCISD(T)/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 QCISD(T)/6-31G*
 hartrees
Energy at 0K-678.842224
Energy at 298.15K-678.846308
HF Energy-678.052463
Nuclear repulsion energy250.614213
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 QCISD(T)/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' 2436 2337        
2 A' 1234 1183        
3 A' 1212 1162        
4 A' 1106 1061        
5 A' 840 806        
6 A' 745 714        
7 A' 516 495        
8 A' 424 407        
9 A' 285 273        
10 A" 2448 2348        
11 A" 1229 1179        
12 A" 854 819        
13 A" 516 495        
14 A" 272 261        
15 A" 181 174        

Unscaled Zero Point Vibrational Energy (zpe) 7147.4 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 6856.5 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 QCISD(T)/6-31G*
ABC
0.17894 0.10085 0.10025

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.374 -0.008 0.000
P2 -1.504 -0.102 0.000
F3 0.874 1.251 0.000
F4 0.874 -0.632 1.093
F5 0.874 -0.632 -1.093
H6 -1.639 0.848 -1.051
H7 -1.639 0.848 1.051

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.88061.35381.35451.35452.42682.4268
P21.88062.73562.67052.67051.42291.4229
F31.35382.73562.17712.17712.75362.7536
F41.35452.67052.17712.18583.61982.9170
F51.35452.67052.17712.18582.91703.6198
H62.42681.42292.75363.61982.91702.1018
H72.42681.42292.75362.91703.61982.1018

picture of phosphine, (trifluoromethyl)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H6 93.519 C1 P2 H7 93.519
P2 C1 F3 114.537 P2 C1 F4 110.213
P2 C1 F5 110.213 F3 C1 F4 107.002
F3 C1 F5 107.002 F4 C1 F5 107.581
H6 P2 H7 95.224
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability