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

using model chemistry: CCD/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCD/aug-cc-pVDZ
 hartrees
Energy at 0K-460.248874
Energy at 298.15K-460.258526
HF Energy-459.596000
Nuclear repulsion energy175.541369
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 CCD/aug-cc-pVDZ
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 3120 3009 40.04      
2 A1 3029 2921 28.41      
3 A1 1474 1422 7.94      
4 A1 1332 1285 3.72      
5 A1 971 936 21.67      
6 A1 654 631 0.68      
7 A1 289 278 0.96      
8 A2 3135 3024 0.00      
9 A2 1449 1398 0.00      
10 A2 787 759 0.00      
11 A2 165 159 0.00      
12 E 3136 3024 17.25      
12 E 3136 3024 17.25      
13 E 3120 3009 4.91      
13 E 3120 3009 4.91      
14 E 3030 2922 18.74      
14 E 3030 2922 18.74      
15 E 1464 1412 7.28      
15 E 1464 1412 7.28      
16 E 1454 1402 2.85      
16 E 1454 1402 2.85      
17 E 1309 1262 1.36      
17 E 1309 1262 1.36      
18 E 956 922 16.36      
18 E 956 922 16.36      
19 E 840 810 0.12      
19 E 840 810 0.12      
20 E 712 687 11.44      
20 E 712 687 11.44      
21 E 249 240 0.20      
21 E 249 240 0.20      
22 E 204 196 0.00      
22 E 204 196 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 24674.0 cm-1
Scaled (by 0.9645) Zero Point Vibrational Energy (zpe) 23798.1 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 CCD/aug-cc-pVDZ
ABC
0.18895 0.18895 0.12221

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.618
C2 0.000 1.637 -0.285
C3 1.418 -0.819 -0.285
C4 -1.418 -0.819 -0.285
H5 0.000 1.501 -1.382
H6 -0.892 2.220 0.002
H7 0.892 2.220 0.002
H8 1.300 -0.750 -1.382
H9 2.369 -0.338 0.002
H10 1.477 -1.882 0.002
H11 -1.300 -0.750 -1.382
H12 -1.477 -1.882 0.002
H13 -2.369 -0.338 0.002

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.87001.87001.87002.50042.47082.47082.50042.47082.47082.50042.47082.4708
C21.87002.83592.83591.10521.10331.10332.93133.09763.82782.93133.82783.0976
C31.87002.83592.83592.93133.82783.09761.10521.10331.10332.93133.09763.8278
C41.87002.83592.83592.93133.09763.82782.93133.82783.09761.10521.10331.1033
H52.50041.10522.93132.93131.79661.79662.59923.30243.94222.59923.94223.3024
H62.47081.10333.82783.09761.79661.78323.94224.14424.73743.30244.14422.9542
H72.47081.10333.09763.82781.79661.78323.30242.95424.14423.94224.73744.1442
H82.50042.93131.10522.93132.59923.94223.30241.79661.79662.59923.30243.9422
H92.47083.09761.10333.82783.30244.14422.95421.79661.78323.94224.14424.7374
H102.47083.82781.10333.09763.94224.73744.14421.79661.78323.30242.95424.1442
H112.50042.93132.93131.10522.59923.30243.94222.59923.94223.30241.79661.7966
H122.47083.82783.09761.10333.94224.14424.73743.30244.14422.95421.79661.7832
H132.47083.09763.82781.10333.30242.95424.14423.94224.73744.14421.79661.7832

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 111.783 P1 C2 H6 109.694
P1 C2 H7 109.694 P1 C3 H8 111.783
P1 C3 H9 109.694 P1 C3 H10 109.694
P1 C4 H11 111.783 P1 C4 H12 109.694
P1 C4 H13 109.694 C2 P1 C3 98.622
C2 P1 C4 98.622 C3 P1 C4 98.622
H5 C2 H6 108.877 H5 C2 H7 108.877
H6 C2 H7 107.826 H8 C3 H9 108.877
H8 C3 H10 108.877 H9 C3 H10 107.826
H11 C4 H12 108.877 H11 C4 H13 108.877
H12 C4 H13 107.826
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability