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

using model chemistry: CCSD=FULL/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 CCSD=FULL/cc-pVDZ
 hartrees
Energy at 0K-460.234827
Energy at 298.15K-460.244524
HF Energy-459.589279
Nuclear repulsion energy175.875428
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-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 3146 3146 40.38      
2 A1 3051 3051 22.30      
3 A1 1483 1483 8.07      
4 A1 1342 1342 3.71      
5 A1 976 976 22.06      
6 A1 661 661 0.27      
7 A1 294 294 0.42      
8 A2 3156 3156 0.00      
9 A2 1462 1462 0.00      
10 A2 790 790 0.00      
11 A2 177 177 0.00      
12 E 3157 3157 15.56      
12 E 3157 3157 15.56      
13 E 3145 3145 4.07      
13 E 3145 3145 4.07      
14 E 3052 3052 20.40      
14 E 3052 3052 20.40      
15 E 1476 1476 6.68      
15 E 1476 1476 6.68      
16 E 1464 1464 4.55      
16 E 1464 1464 4.55      
17 E 1318 1318 0.86      
17 E 1318 1318 0.86      
18 E 959 959 19.28      
18 E 959 959 19.28      
19 E 843 843 0.51      
19 E 843 843 0.51      
20 E 720 720 12.67      
20 E 720 720 12.67      
21 E 252 252 0.22      
21 E 252 252 0.22      
22 E 205 205 0.00      
22 E 205 205 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 24860.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 24860.4 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-pVDZ
ABC
0.18984 0.18984 0.12276

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.616
C2 0.000 1.633 -0.284
C3 1.414 -0.816 -0.284
C4 -1.414 -0.816 -0.284
H5 0.000 1.503 -1.383
H6 -0.892 2.216 0.005
H7 0.892 2.216 0.005
H8 1.302 -0.752 -1.383
H9 2.365 -0.336 0.005
H10 1.473 -1.880 0.005
H11 -1.302 -0.752 -1.383
H12 -1.473 -1.880 0.005
H13 -2.365 -0.336 0.005

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.86451.86451.86452.50052.46542.46542.50062.46542.46542.50062.46542.4654
C21.86452.82822.82821.10581.10411.10412.93033.09063.82052.93033.82053.0906
C31.86452.82822.82822.93033.82053.09061.10581.10411.10412.93033.09063.8205
C41.86452.82822.82822.93033.09063.82052.93033.82053.09061.10581.10411.1041
H52.50051.10582.93032.93031.79701.79702.60383.30163.94272.60383.94273.3016
H62.46541.10413.82053.09061.79701.78353.94274.13724.72983.30164.13722.9463
H72.46541.10413.09063.82051.79701.78353.30162.94634.13723.94274.72984.1372
H82.50062.93031.10582.93032.60383.94273.30161.79701.79702.60383.30163.9427
H92.46543.09061.10413.82053.30164.13722.94631.79701.78353.94274.13724.7298
H102.46543.82051.10413.09063.94274.72984.13721.79701.78353.30162.94634.1372
H112.50062.93032.93031.10582.60383.30163.94272.60383.94273.30161.79701.7970
H122.46543.82053.09061.10413.94274.13724.72983.30164.13722.94631.79701.7835
H132.46543.09063.82051.10413.30162.94634.13723.94274.72984.13721.79701.7835

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 112.136 P1 C2 H6 109.623
P1 C2 H7 109.623 P1 C3 H8 112.136
P1 C3 H9 109.623 P1 C3 H10 109.623
P1 C4 H11 112.136 P1 C4 H12 109.623
P1 C4 H13 109.623 C2 P1 C3 98.654
C2 P1 C4 98.654 C3 P1 C4 98.654
H5 C2 H6 108.809 H5 C2 H7 108.809
H6 C2 H7 107.735 H8 C3 H9 108.809
H8 C3 H10 108.809 H9 C3 H10 107.736
H11 C4 H12 108.809 H11 C4 H13 108.809
H12 C4 H13 107.736
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability