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II.A.3. (XII.A.1.)

Listing of experimental geometry data for SiH2(CH3)2 (dimethylsilane)

No experimental rotational constants available.
Calculated rotational constants for SiH2(CH3)2 (dimethylsilane).

Point Group C2v

Internal coordinates (distances (r) in Å) (angles (a) in degrees) (dihedrals (d) in degrees)
Description Value Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rSiC 1.868 1 4 1998Kuc
rSiH 1.482 1 2 1998Kuc
rCH 1.089 5 7 1998Kuc assumed
rCH 1.089 5 7 1998Kuc
aCSiC 110.93 4 1 5 1998Kuc
aCSiH 109.5 2 1 5 1998Kuc
aHSiH 107.83 2 1 3 1998Kuc
aSiCH 110.85 1 4 6 1998Kuc
aSiCH 111.07 1 5 10 1998Kuc
aHCH 107.78 7 5 10 1998Kuc
aHCH 108.08 10 5 11 1998Kuc
picture of dimethylsilane

Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
C-Si 2
H-Si 2
H-C 6

Atom x (Å) y (Å) z (Å)

Atom - Atom Distances (Å)

Calculated geometries for SiH2(CH3)2 (dimethylsilane).

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squib reference DOI
1998Kuc K Kuchitsu(ed) "Structure of Free Polyatomic Molecules - Basic Data" Springer, Berlin, 1998  

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