All results from a given calculation for Al(CH3)3 (trimethyl aluminum)
using model chemistry: MP2=FULL/6-31G(2df,p)
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
C3H |
1A' |
Energy calculated at MP2=FULL/6-31G(2df,p)
| | hartrees |
| Energy at 0K | -361.404565 |
| Energy at 298.15K | |
| HF Energy | -360.780234 |
| Nuclear repulsion energy | 151.605377 |
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 MP2=FULL/6-31G(2df,p)
Geometric Data calculated at MP2=FULL/6-31G(2df,p)
Point Group is C3h
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| Al1 |
0.000 |
0.000 |
0.000 |
| C2 |
0.000 |
1.952 |
0.000 |
| C3 |
-1.691 |
-0.976 |
0.000 |
| C4 |
1.691 |
-0.976 |
0.000 |
| H5 |
-0.995 |
2.395 |
0.000 |
| H6 |
-1.577 |
-2.060 |
0.000 |
| H7 |
2.572 |
-0.336 |
0.000 |
| H8 |
0.530 |
2.344 |
0.871 |
| H9 |
0.530 |
2.344 |
-0.871 |
| H10 |
-2.295 |
-0.713 |
0.871 |
| H11 |
-2.295 |
-0.713 |
-0.871 |
| H12 |
1.765 |
-1.631 |
0.871 |
| H13 |
1.765 |
-1.631 |
-0.871 |
Atom - Atom Distances (Å)
| |
Al1 |
C2 |
C3 |
C4 |
H5 |
H6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
H13 |
| Al1 | | 1.9522 | 1.9522 | 1.9522 | 2.5939 | 2.5939 | 2.5939 | 2.5560 | 2.5560 | 2.5560 | 2.5560 | 2.5560 | 2.5560 |
C2 | 1.9522 | | 3.3814 | 3.3814 | 1.0894 | 4.3106 | 3.4425 | 1.0922 | 1.0922 | 3.6231 | 3.6231 | 4.0882 | 4.0882 | C3 | 1.9522 | 3.3814 | | 3.3814 | 3.4425 | 1.0894 | 4.3106 | 4.0882 | 4.0882 | 1.0922 | 1.0922 | 3.6231 | 3.6231 | C4 | 1.9522 | 3.3814 | 3.3814 | | 4.3106 | 3.4425 | 1.0894 | 3.6231 | 3.6231 | 4.0882 | 4.0882 | 1.0922 | 1.0922 | H5 | 2.5939 | 1.0894 | 3.4425 | 4.3106 | | 4.4928 | 4.4928 | 1.7574 | 1.7574 | 3.4796 | 3.4796 | 4.9587 | 4.9587 | H6 | 2.5939 | 4.3106 | 1.0894 | 3.4425 | 4.4928 | | 4.4928 | 4.9587 | 4.9587 | 1.7574 | 1.7574 | 3.4796 | 3.4796 | H7 | 2.5939 | 3.4425 | 4.3106 | 1.0894 | 4.4928 | 4.4928 | | 3.4796 | 3.4796 | 4.9587 | 4.9587 | 1.7574 | 1.7574 | H8 | 2.5560 | 1.0922 | 4.0882 | 3.6231 | 1.7574 | 4.9587 | 3.4796 | | 1.7417 | 4.1623 | 4.5120 | 4.1623 | 4.5120 | H9 | 2.5560 | 1.0922 | 4.0882 | 3.6231 | 1.7574 | 4.9587 | 3.4796 | 1.7417 | | 4.5120 | 4.1623 | 4.5120 | 4.1623 | H10 | 2.5560 | 3.6231 | 1.0922 | 4.0882 | 3.4796 | 1.7574 | 4.9587 | 4.1623 | 4.5120 | | 1.7417 | 4.1623 | 4.5120 | H11 | 2.5560 | 3.6231 | 1.0922 | 4.0882 | 3.4796 | 1.7574 | 4.9587 | 4.5120 | 4.1623 | 1.7417 | | 4.5120 | 4.1623 | H12 | 2.5560 | 4.0882 | 3.6231 | 1.0922 | 4.9587 | 3.4796 | 1.7574 | 4.1623 | 4.5120 | 4.1623 | 4.5120 | | 1.7417 | H13 | 2.5560 | 4.0882 | 3.6231 | 1.0922 | 4.9587 | 3.4796 | 1.7574 | 4.5120 | 4.1623 | 4.5120 | 4.1623 | 1.7417 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| Al1 |
C2 |
H5 |
114.002 |
|
Al1 |
C2 |
H8 |
111.011 |
| Al1 |
C2 |
H9 |
111.011 |
|
Al1 |
C3 |
H6 |
114.002 |
| Al1 |
C3 |
H10 |
111.011 |
|
Al1 |
C3 |
H11 |
111.011 |
| Al1 |
C4 |
H7 |
114.002 |
|
Al1 |
C4 |
H12 |
111.011 |
| Al1 |
C4 |
H13 |
111.011 |
|
C2 |
Al1 |
C3 |
120.000 |
| C2 |
Al1 |
C4 |
120.000 |
|
C3 |
Al1 |
C4 |
120.000 |
| H5 |
C2 |
H8 |
107.321 |
|
H5 |
C2 |
H9 |
107.321 |
| H6 |
C3 |
H10 |
107.321 |
|
H6 |
C3 |
H11 |
107.321 |
| H7 |
C4 |
H12 |
107.321 |
|
H7 |
C4 |
H13 |
107.321 |
| H8 |
C2 |
H9 |
105.746 |
|
H10 |
C3 |
H11 |
105.746 |
| H12 |
C4 |
H13 |
105.746 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability