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All results from a given calculation for P(CH3)3 (trimethylphosphine)

using model chemistry: CCSD=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD=FULL/cc-pVTZ
 hartrees
Energy at 0K-460.491876
Energy at 298.15K-460.501663
HF Energy-459.646809
Nuclear repulsion energy178.083903
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=FULL/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3132 2970 33.48      
2 A1 3064 2905 26.29      
3 A1 1512 1433 9.37      
4 A1 1362 1291 6.12      
5 A1 985 934 22.88      
6 A1 677 642 0.51      
7 A1 298 282 0.60      
8 A2 3140 2977 0.00      
9 A2 1488 1411 0.00      
10 A2 793 752 0.00      
11 A2 184 175 0.00      
12 E 3141 2978 13.93      
12 E 3141 2978 13.93      
13 E 3131 2969 3.98      
13 E 3131 2969 3.98      
14 E 3065 2906 14.54      
14 E 3065 2906 14.54      
15 E 1504 1426 7.52      
15 E 1504 1426 7.52      
16 E 1493 1416 4.10      
16 E 1493 1416 4.10      
17 E 1339 1270 3.60      
17 E 1339 1270 3.60      
18 E 969 919 19.24      
18 E 969 919 19.24      
19 E 848 804 0.32      
19 E 848 804 0.32      
20 E 735 697 13.21      
20 E 735 697 13.21      
21 E 256 242 0.22      
21 E 256 242 0.22      
22 E 210 199 0.00      
22 E 210 199 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 25008.6 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 23710.7 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=FULL/cc-pVTZ
ABC
0.19444 0.19444 0.12554

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.607
C2 0.000 1.616 -0.281
C3 1.399 -0.808 -0.281
C4 -1.399 -0.808 -0.281
H5 0.000 1.482 -1.360
H6 -0.878 2.189 0.004
H7 0.878 2.189 0.004
H8 1.283 -0.741 -1.360
H9 2.335 -0.334 0.004
H10 1.457 -1.855 0.004
H11 -1.283 -0.741 -1.360
H12 -1.457 -1.855 0.004
H13 -2.335 -0.334 0.004

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.84361.84361.84362.46272.43432.43432.46272.43432.43432.46272.43432.4343
C21.84362.79892.79891.08791.08621.08622.89243.05533.77472.89243.77473.0553
C31.84362.79892.79892.89243.77473.05531.08791.08621.08622.89243.05533.7747
C41.84362.79892.79892.89243.05533.77472.89243.77473.05531.08791.08621.0862
H52.46271.08792.89242.89241.76961.76962.56623.25703.88762.56623.88763.2570
H62.43431.08623.77473.05531.76961.75563.88764.08494.66923.25704.08492.9136
H72.43431.08623.05533.77471.76961.75563.25702.91364.08493.88764.66924.0849
H82.46272.89241.08792.89242.56623.88763.25701.76961.76962.56623.25703.8876
H92.43433.05531.08623.77473.25704.08492.91361.76961.75563.88764.08494.6692
H102.43433.77471.08623.05533.88764.66924.08491.76961.75563.25702.91364.0849
H112.46272.89242.89241.08792.56623.25703.88762.56623.88763.25701.76961.7696
H122.43433.77473.05531.08623.88764.08494.66923.25704.08492.91361.76961.7556
H132.43433.05533.77471.08623.25702.91364.08493.88764.66924.08491.76961.7556

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 111.686 P1 C2 H6 109.655
P1 C2 H7 109.655 P1 C3 H8 111.686
P1 C3 H9 109.655 P1 C3 H10 109.655
P1 C4 H11 111.686 P1 C4 H12 109.655
P1 C4 H13 109.655 C2 P1 C3 98.763
C2 P1 C4 98.763 C3 P1 C4 98.763
H5 C2 H6 108.963 H5 C2 H7 108.963
H6 C2 H7 107.834 H8 C3 H9 108.963
H8 C3 H10 108.963 H9 C3 H10 107.834
H11 C4 H12 108.963 H11 C4 H13 108.963
H12 C4 H13 107.834
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability