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

using model chemistry: B2PLYP=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP=FULL/6-31+G**
 hartrees
Energy at 0K-460.812393
Energy at 298.15K-460.822096
HF Energy-460.617646
Nuclear repulsion energy176.635892
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 B2PLYP=FULL/6-31+G**
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 3150 2996 44.70      
2 A1 3061 2911 37.21      
3 A1 1503 1430 13.40      
4 A1 1375 1308 4.49      
5 A1 994 945 29.60      
6 A1 656 624 0.49      
7 A1 295 280 1.18      
8 A2 3166 3011 0.00      
9 A2 1482 1409 0.00      
10 A2 808 768 0.00      
11 A2 174 166 0.00      
12 E 3166 3011 15.69      
12 E 3166 3011 15.69      
13 E 3150 2996 3.47      
13 E 3150 2996 3.47      
14 E 3062 2912 22.71      
14 E 3062 2912 22.71      
15 E 1498 1425 13.23      
15 E 1498 1425 13.23      
16 E 1487 1414 5.91      
16 E 1487 1414 5.91      
17 E 1348 1282 5.78      
17 E 1348 1282 5.78      
18 E 979 931 19.58      
18 E 979 931 19.58      
19 E 858 816 0.03      
19 E 858 816 0.03      
20 E 716 681 13.51      
20 E 716 681 13.51      
21 E 253 241 0.27      
21 E 253 241 0.27      
22 E 204 194 0.00      
22 E 204 194 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 25053.9 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 23826.2 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 B2PLYP=FULL/6-31+G**
ABC
0.19130 0.19130 0.12277

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.604
C2 0.000 1.634 -0.279
C3 1.415 -0.817 -0.279
C4 -1.415 -0.817 -0.279
H5 0.000 1.518 -1.367
H6 -0.881 2.209 0.012
H7 0.881 2.209 0.012
H8 1.315 -0.759 -1.367
H9 2.354 -0.342 0.012
H10 1.473 -1.868 0.012
H11 -1.315 -0.759 -1.367
H12 -1.473 -1.868 0.012
H13 -2.354 -0.342 0.012

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.85741.85741.85742.48752.45082.45082.48752.45082.45082.48752.45082.4508
C21.85742.83052.83051.09411.09181.09182.93923.08693.81012.93923.81013.0869
C31.85742.83052.83052.93923.81013.08691.09411.09181.09182.93923.08693.8101
C41.85742.83052.83052.93923.08693.81012.93923.81013.08691.09411.09181.0918
H52.48751.09412.93922.93921.77691.77692.62913.30173.94132.62913.94133.3017
H62.45081.09183.81013.08691.77691.76223.94134.11954.70753.30174.11952.9453
H72.45081.09183.08693.81011.77691.76223.30172.94534.11953.94134.70754.1195
H82.48752.93921.09412.93922.62913.94133.30171.77691.77692.62913.30173.9413
H92.45083.08691.09183.81013.30174.11952.94531.77691.76223.94134.11954.7075
H102.45083.81011.09183.08693.94134.70754.11951.77691.76223.30172.94534.1195
H112.48752.93922.93921.09412.62913.30173.94132.62913.94133.30171.77691.7769
H122.45083.81013.08691.09183.94134.11954.70753.30174.11952.94531.77691.7622
H132.45083.08693.81011.09183.30172.94534.11953.94134.70754.11951.77691.7622

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 112.277 P1 C2 H6 109.660
P1 C2 H7 109.660 P1 C3 H8 112.277
P1 C3 H9 109.660 P1 C3 H10 109.659
P1 C4 H11 112.277 P1 C4 H12 109.659
P1 C4 H13 109.660 C2 P1 C3 99.276
C2 P1 C4 99.276 C3 P1 C4 99.276
H5 C2 H6 108.757 H5 C2 H7 108.757
H6 C2 H7 107.613 H8 C3 H9 108.757
H8 C3 H10 108.757 H9 C3 H10 107.613
H11 C4 H12 108.757 H11 C4 H13 108.757
H12 C4 H13 107.613
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability