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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: CCD/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 CCD/6-31G*
 hartrees
Energy at 0K-1707.796421
Energy at 298.15K-1707.799782
HF Energy-1707.149929
Nuclear repulsion energy438.051258
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/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 3085 2920 0.04      
2 A1 1380 1306 29.32      
3 A1 777 735 78.93      
4 A1 462 438 21.16      
5 A1 241 228 16.08      
6 A2 183 173 0.00      
7 E 3178 3008 1.24      
7 E 3178 3008 1.24      
8 E 1503 1423 4.85      
8 E 1503 1423 4.85      
9 E 874 827 97.13      
9 E 874 827 97.13      
10 E 608 576 158.78      
10 E 608 576 158.78      
11 E 225 213 5.03      
11 E 225 213 5.03      
12 E 159 151 0.66      
12 E 159 151 0.66      

Unscaled Zero Point Vibrational Energy (zpe) 9611.6 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 9097.3 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 CCD/6-31G*
ABC
0.05804 0.05804 0.04328

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.251
C2 0.000 0.000 2.106
Cl3 0.000 1.919 -0.463
Cl4 1.662 -0.959 -0.463
Cl5 -1.662 -0.959 -0.463
H6 0.000 -1.027 2.488
H7 0.889 0.514 2.488
H8 -0.889 0.514 2.488

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.85552.04742.04742.04742.46182.46182.4618
C21.85553.20683.20683.20681.09571.09571.0957
Cl32.04743.20683.32373.32374.16993.38753.3875
Cl42.04743.20683.32373.32373.38753.38754.1699
Cl52.04743.20683.32373.32373.38754.16993.3875
H62.46181.09574.16993.38753.38751.77891.7789
H72.46181.09573.38753.38754.16991.77891.7789
H82.46181.09573.38754.16993.38751.77891.7789

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 110.390 Si1 C2 H7 110.390
Si1 C2 H8 110.390 C2 Si1 Cl3 110.403
C2 Si1 Cl4 110.403 C2 Si1 Cl5 110.403
Cl3 Si1 Cl4 108.523 Cl3 Si1 Cl5 108.523
Cl4 Si1 Cl5 108.523 H6 C2 H7 108.537
H6 C2 H8 108.537 H7 C2 H8 108.537
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability