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

using model chemistry: QCISD(T)/TZVP

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)/TZVP
 hartrees
Energy at 0K-679.136806
Energy at 298.15K-679.140914
HF Energy-678.211491
Nuclear repulsion energy250.524756
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)/TZVP
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' 2443 2354        
2 A' 1200 1156        
3 A' 1178 1134        
4 A' 1121 1080        
5 A' 843 812        
6 A' 750 722        
7 A' 530 511        
8 A' 418 403        
9 A' 284 273        
10 A" 2451 2361        
11 A" 1184 1140        
12 A" 856 824        
13 A" 530 511        
14 A" 274 264        
15 A" 165 159        

Unscaled Zero Point Vibrational Energy (zpe) 7113.0 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 6851.2 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)/TZVP
ABC
0.18077 0.09988 0.09938

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.381 -0.008 0.000
P2 -1.519 -0.100 0.000
F3 0.880 1.243 0.000
F4 0.880 -0.631 1.087
F5 0.880 -0.631 -1.087
H6 -1.636 0.857 -1.040
H7 -1.636 0.857 1.040

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.90171.34741.34831.34832.42862.4286
P21.90172.74942.68642.68641.41831.4183
F31.34742.74942.16622.16622.74992.7499
F41.34832.68642.16622.17353.61492.9237
F51.34832.68642.16622.17352.92373.6149
H62.42861.41832.74993.61492.92372.0795
H72.42861.41832.74992.92373.61492.0795

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 92.873 C1 P2 H7 92.873
P2 C1 F3 114.525 P2 C1 F4 110.343
P2 C1 F5 110.343 F3 C1 F4 106.946
F3 C1 F5 106.946 F4 C1 F5 107.424
H6 P2 H7 94.297
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability