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

using model chemistry: MP3=FULL/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP3=FULL/TZVP
 hartrees
Energy at 0K-460.354916
Energy at 298.15K-460.364367
HF Energy-459.629634
Nuclear repulsion energy176.850162
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 MP3=FULL/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 A1 3173 2962 42.86      
2 A1 3082 2877 28.46      
3 A1 1496 1397 10.47      
4 A1 1381 1290 3.93      
5 A1 994 928 26.50      
6 A1 671 626 0.53      
7 A1 295 276 1.02      
8 A2 3186 2975 0.00      
9 A2 1477 1379 0.00      
10 A2 799 746 0.00      
11 A2 52 49 0.00      
12 E 3186 2975 16.70      
12 E 3186 2975 16.70      
13 E 3173 2963 4.58      
13 E 3173 2963 4.58      
14 E 3083 2879 18.59      
14 E 3083 2879 18.59      
15 E 1495 1396 7.49      
15 E 1495 1396 7.49      
16 E 1476 1378 6.37      
16 E 1476 1378 6.37      
17 E 1354 1265 3.52      
17 E 1354 1265 3.52      
18 E 975 910 18.54      
18 E 975 910 18.54      
19 E 858 801 0.01      
19 E 858 801 0.01      
20 E 727 679 12.95      
20 E 727 679 12.95      
21 E 252 235 0.35      
21 E 252 235 0.35      
22 E 180 168 0.01      
22 E 180 168 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 25061.6 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 23400.0 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 MP3=FULL/TZVP
ABC
0.19147 0.19147 0.12362

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.612
C2 0.000 1.629 -0.283
C3 1.411 -0.815 -0.283
C4 -1.411 -0.815 -0.283
H5 0.000 1.495 -1.366
H6 -0.880 2.204 0.002
H7 0.880 2.204 0.002
H8 1.295 -0.748 -1.366
H9 2.348 -0.340 0.002
H10 1.469 -1.864 0.002
H11 -1.295 -0.748 -1.366
H12 -1.469 -1.864 0.002
H13 -2.348 -0.340 0.002

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.85931.85931.85932.47942.44992.44992.47942.44992.44992.47942.44992.4499
C21.85932.82202.82201.09041.08861.08862.91493.07803.79982.91493.79983.0780
C31.85932.82202.82202.91493.79983.07801.09041.08861.08862.91493.07803.7998
C41.85932.82202.82202.91493.07803.79982.91493.79983.07801.09041.08861.0886
H52.47941.09042.91492.91491.77381.77382.58953.27913.91252.58953.91253.2791
H62.44991.08863.79983.07801.77381.75923.91254.10964.69643.27914.10962.9372
H72.44991.08863.07803.79981.77381.75923.27912.93724.10963.91254.69644.1096
H82.47942.91491.09042.91492.58953.91253.27911.77381.77382.58953.27913.9125
H92.44993.07801.08863.79983.27914.10962.93721.77381.75923.91254.10964.6964
H102.44993.79981.08863.07803.91254.69644.10961.77381.75923.27912.93724.1096
H112.47942.91492.91491.09042.58953.27913.91252.58953.91253.27911.77381.7738
H122.44993.79983.07801.08863.91254.10964.69643.27914.10962.93721.77381.7592
H132.44993.07803.79981.08863.27912.93724.10963.91254.69644.10961.77381.7592

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 111.731 P1 C2 H6 109.628
P1 C2 H7 109.628 P1 C3 H8 111.731
P1 C3 H9 109.628 P1 C3 H10 109.628
P1 C4 H11 111.731 P1 C4 H12 109.628
P1 C4 H13 109.628 C2 P1 C3 98.732
C2 P1 C4 98.732 C3 P1 C4 98.732
H5 C2 H6 108.984 H5 C2 H7 108.984
H6 C2 H7 107.799 H8 C3 H9 108.984
H8 C3 H10 108.984 H9 C3 H10 107.799
H11 C4 H12 108.984 H11 C4 H13 108.984
H12 C4 H13 107.799
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability