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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: CISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CISD/6-311G*
 hartrees
Energy at 0K-1707.820650
Energy at 298.15K-1707.824106
HF Energy-1707.248962
Nuclear repulsion energy440.427085
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 CISD/6-311G*
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 3139 2904 0.06      
2 A1 1406 1301 39.06      
3 A1 796 736 81.15      
4 A1 468 433 25.20      
5 A1 248 230 17.40      
6 A2 181 167 0.00      
7 E 3227 2986 1.29      
7 E 3227 2986 1.29      
8 E 1527 1413 6.52      
8 E 1527 1413 6.52      
9 E 882 816 96.14      
9 E 882 816 96.15      
10 E 605 560 178.44      
10 E 605 560 178.43      
11 E 233 215 6.10      
11 E 233 215 6.10      
12 E 168 155 0.36      
12 E 168 155 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 9759.8 cm-1
Scaled (by 0.9253) Zero Point Vibrational Energy (zpe) 9030.7 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 CISD/6-311G*
ABC
0.05866 0.05866 0.04379

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.254
C2 0.000 0.000 2.095
Cl3 0.000 1.908 -0.462
Cl4 1.652 -0.954 -0.462
Cl5 -1.652 -0.954 -0.462
H6 0.000 -1.018 2.477
H7 0.882 0.509 2.477
H8 -0.882 0.509 2.477

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.84082.03772.03772.03772.44552.44552.4455
C21.84083.18993.18993.18991.08781.08781.0878
Cl32.03773.18993.30453.30454.14743.37233.3723
Cl42.03773.18993.30453.30453.37233.37234.1474
Cl52.03773.18993.30453.30453.37234.14743.3723
H62.44551.08784.14743.37233.37231.76381.7638
H72.44551.08783.37233.37234.14741.76381.7638
H82.44551.08783.37234.14743.37231.76381.7638

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 110.592 Si1 C2 H7 110.592
Si1 C2 H8 110.592 C2 Si1 Cl3 110.563
C2 Si1 Cl4 110.563 C2 Si1 Cl5 110.563
Cl3 Si1 Cl4 108.358 Cl3 Si1 Cl5 108.358
Cl4 Si1 Cl5 108.358 H6 C2 H7 108.328
H6 C2 H8 108.328 H7 C2 H8 108.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability