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

using model chemistry: MP2=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/3-21G
 hartrees
Energy at 0K-675.014626
Energy at 298.15K-675.018622
HF Energy-674.495104
Nuclear repulsion energy246.091657
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 MP2=FULL/3-21G
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' 2307 2203 43.69      
2 A' 1244 1188 167.90      
3 A' 1172 1119 240.20      
4 A' 1122 1072 61.34      
5 A' 833 795 36.51      
6 A' 703 671 11.08      
7 A' 497 475 7.20      
8 A' 397 379 13.16      
9 A' 270 258 1.67      
10 A" 2307 2203 61.12      
11 A" 1252 1195 135.42      
12 A" 853 815 42.05      
13 A" 494 471 8.92      
14 A" 261 250 3.89      
15 A" 177 169 6.44      

Unscaled Zero Point Vibrational Energy (zpe) 6944.3 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 6630.5 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 MP2=FULL/3-21G
ABC
0.17104 0.09765 0.09701

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.393 -0.012 0.000
P2 -1.524 -0.094 0.000
F3 0.884 1.276 0.000
F4 0.884 -0.650 1.119
F5 0.884 -0.650 -1.119
H6 -1.683 0.850 -1.071
H7 -1.683 0.850 1.071

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.91891.37921.37841.37842.49002.4900
P21.91892.77112.71342.71341.43631.4363
F31.37922.77112.22802.22802.81442.8144
F41.37842.71342.22802.23703.69292.9739
F51.37842.71342.22802.23702.97393.6929
H62.49001.43632.81443.69292.97392.1427
H72.49001.43632.81442.97393.69292.1427

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 94.732 C1 P2 H7 94.732
P2 C1 F3 113.310 P2 C1 F4 109.667
P2 C1 F5 109.667 F3 C1 F4 107.794
F3 C1 F5 107.794 F4 C1 F5 108.477
H6 P2 H7 96.475
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability