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All results from a given calculation for PF3CH2 (phosphorane, trifluoromethylene-)

using model chemistry: CCSD/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-679.147974
Energy at 298.15K-679.151907
HF Energy-678.149723
Nuclear repulsion energy276.541383
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/6-31G(2df,p)
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' 3242 3066 15.05      
2 A' 1405 1328 75.04      
3 A' 1180 1116 196.66      
4 A' 930 880 154.11      
5 A' 841 795 58.05      
6 A' 518 490 54.69      
7 A' 485 459 63.50      
8 A' 384 363 47.27      
9 A' 273 258 0.88      
10 A" 3353 3171 6.20      
11 A" 1027 971 190.54      
12 A" 811 767 2.37      
13 A" 458 433 0.40      
14 A" 370 350 13.96      
15 A" 191 180 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 7734.5 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 7313.0 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/6-31G(2df,p)
ABC
0.16043 0.14537 0.13150

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.023 0.116 0.000
C2 -0.485 1.655 0.000
F3 1.447 -0.394 0.000
F4 -0.485 -0.694 1.224
F5 -0.485 -0.694 -1.224
H6 -0.513 2.191 -0.935
H7 -0.513 2.191 0.935

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.60701.55641.53851.53852.32872.3287
C21.60702.81672.64892.64891.07841.0784
F31.55642.81672.30682.30683.37693.3769
F41.53852.64892.30682.44723.60402.9003
F51.53852.64892.30682.44722.90033.6040
H62.32871.07843.37693.60402.90031.8701
H72.32871.07843.37692.90033.60401.8701

picture of phosphorane, trifluoromethylene- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H6 118.943 P1 C2 H7 118.943
C2 P1 F3 125.836 C2 P1 F4 114.713
C2 P1 F5 114.713 F3 P1 F4 96.376
F3 P1 F5 96.376 F4 P1 F5 105.374
H6 C2 H7 120.244
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability