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

using model chemistry: M06-2X/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at M06-2X/6-31G
 hartrees
Energy at 0K-460.923704
Energy at 298.15K-460.933233
HF Energy-460.923704
Nuclear repulsion energy174.439797
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 M06-2X/6-31G
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 3171 3171 30.68      
2 A1 3072 3072 23.31      
3 A1 1530 1530 18.06      
4 A1 1398 1398 5.92      
5 A1 1024 1024 51.63      
6 A1 641 641 0.24      
7 A1 290 290 0.38      
8 A2 3186 3186 0.00      
9 A2 1505 1505 0.00      
10 A2 852 852 0.00      
11 A2 125 125 0.00      
12 E 3186 3186 9.91      
12 E 3186 3186 10.06      
13 E 3172 3172 3.83      
13 E 3172 3172 3.88      
14 E 3075 3075 16.85      
14 E 3075 3075 16.92      
15 E 1522 1522 15.68      
15 E 1522 1522 15.75      
16 E 1512 1512 7.95      
16 E 1512 1512 7.99      
17 E 1369 1369 9.57      
17 E 1369 1369 9.55      
18 E 1007 1007 23.34      
18 E 1007 1007 23.21      
19 E 892 892 0.39      
19 E 892 892 0.36      
20 E 705 705 7.60      
20 E 705 705 7.59      
21 E 248 248 0.11      
21 E 248 248 0.11      
22 E 169 169 0.03      
22 E 169 169 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 25255.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 25255.3 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 M06-2X/6-31G
ABC
0.18551 0.18551 0.12036

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.631
C2 0.000 1.654 -0.293
C3 1.433 -0.827 -0.293
C4 -1.433 -0.827 -0.293
H5 0.000 1.504 -1.377
H6 -0.886 2.226 -0.009
H7 0.886 2.226 -0.009
H8 1.302 -0.752 -1.377
H9 2.370 -0.345 -0.009
H10 1.484 -1.880 -0.009
H11 -1.302 -0.752 -1.377
H12 -1.484 -1.880 -0.009
H13 -2.370 -0.345 -0.009

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.89471.89471.89472.50842.47932.47932.50842.47932.47932.50842.47932.4793
C21.89472.86542.86541.09441.09201.09202.94313.11433.84412.94313.84413.1143
C31.89472.86542.86542.94313.84413.11431.09441.09201.09202.94313.11433.8441
C41.89472.86542.86542.94313.11433.84412.94313.84413.11431.09441.09201.0920
H52.50841.09442.94312.94311.78291.78292.60483.30333.94062.60483.94063.3033
H62.47931.09203.84413.11431.78291.77243.94064.14924.74103.30334.14922.9686
H72.47931.09203.11433.84411.78291.77243.30332.96864.14923.94064.74104.1492
H82.50842.94311.09442.94312.60483.94063.30331.78291.78292.60483.30333.9406
H92.47933.11431.09203.84413.30334.14922.96861.78291.77243.94064.14924.7410
H102.47933.84411.09203.11433.94064.74104.14921.78291.77243.30332.96864.1492
H112.50842.94312.94311.09442.60483.30333.94062.60483.94063.30331.78291.7829
H122.47933.84413.11431.09203.94064.14924.74103.30334.14922.96861.78291.7724
H132.47933.11433.84411.09203.30332.96864.14923.94064.74104.14921.78291.7724

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 111.272 P1 C2 H6 109.256
P1 C2 H7 109.256 P1 C3 H8 111.272
P1 C3 H9 109.256 P1 C3 H10 109.256
P1 C4 H11 111.272 P1 C4 H12 109.256
P1 C4 H13 109.256 C2 P1 C3 98.256
C2 P1 C4 98.256 C3 P1 C4 98.256
H5 C2 H6 109.260 H5 C2 H7 109.260
H6 C2 H7 108.487 H8 C3 H9 109.261
H8 C3 H10 109.260 H9 C3 H10 108.487
H11 C4 H12 109.260 H11 C4 H13 109.261
H12 C4 H13 108.487
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.553      
2 C -0.699      
3 C -0.699      
4 C -0.699      
5 H 0.162      
6 H 0.176      
7 H 0.176      
8 H 0.162      
9 H 0.176      
10 H 0.176      
11 H 0.162      
12 H 0.176      
13 H 0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.444 1.444
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.519 0.000 0.000
y 0.000 -33.519 0.000
z 0.000 0.000 -38.407
Traceless
 xyz
x 2.444 0.000 0.000
y 0.000 2.444 0.000
z 0.000 0.000 -4.888
Polar
3z2-r2-9.776
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.633 0.000 0.000
y 0.000 8.607 0.009
z 0.000 0.009 7.024


<r2> (average value of r2) Å2
<r2> 125.631
(<r2>)1/2 11.209