Molecular formula

C₁₂H₂₀Si

19 compounds have this formula on CompoundList.

Molar mass: 192.38g/mol
Monoisotopic mass: 192.1334Da
Atoms: 33
Elements: 3
Rings plus double bonds: 4

The formula C12H20Si describes a molecule made of 12 carbon atoms, 20 hydrogen atoms and 1 silicon atom. It is written in Hill notation: carbon first, then hydrogen, then the other elements in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.

Elemental composition

C Carbon × 1274.92%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 2010.48%
1.008 × 20 = 20.160 g/mol
Si Silicon × 114.60%
28.085 × 1 = 28.085 g/mol

Look up another formula

Compounds with the formula C12H20Si

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 19 of 19 compounds

Tetraallylsilane

CAS 1112-66-9C₁₂H₂₀Si

Triethyl(phenyl)silane

CAS 2987-77-1C₁₂H₂₀Si

1-(Trimethylsilyl)-4-iso-propylbenzene

CAS 18027-97-9C₁₂H₂₀Si

Mesityltrimethylsilane

CAS 2060-91-5C₁₂H₂₀Si

Silane, trimethyl(4-propylphenyl)-

CAS 81631-65-4C₁₂H₂₀Si

1-(Trimethylsilyl)-3-iso-propylbenzene

CAS 18027-96-8C₁₂H₂₀Si

Silane, dimethyl-phenyl-(tert-butyl)-

CAS 90467-12-2C₁₂H₂₀Si

1-(Trimethylsilyl)-2,4,5-trimethylbenzene

CAS 140435-95-6C₁₂H₂₀Si

1-(Trimethylsilyl)-2-iso-propylbenzene

CAS 110271-39-1C₁₂H₂₀Si

Hexyl(phenyl)silane

CAS 4314-98-1C₁₂H₂₀Si

Trimethyl(3-phenylpropyl)silane

CAS 775-24-6C₁₂H₂₀Si

Trimethyl(2,3,4-trimethylphenyl)silane

CAS 112277-73-3C₁₂H₂₀Si

Trimethyl[2-(4-methylphenyl)ethyl]silane

CAS 27490-76-2C₁₂H₂₀Si

[(3,4-Dimethylphenyl)methyl](trimethyl)silane

CAS 62346-92-3C₁₂H₂₀Si

[(2,5-Dimethylphenyl)methyl](trimethyl)silane

CAS 62346-91-2C₁₂H₂₀Si

[(2,4-Dimethylphenyl)methyl](trimethyl)silane

CAS 62346-90-1C₁₂H₂₀Si

[(2,6-Dimethylphenyl)methyl](trimethyl)silane

CAS 62346-83-2C₁₂H₂₀Si

[(2,3-Dimethylphenyl)methyl](trimethyl)silane

CAS 62346-82-1C₁₂H₂₀Si

2,3,7,8-Tetramethyl-5-silaspiro[4.4]nona-2,7-diene

CAS 85914-90-5C₁₂H₂₀Si

Frequently asked questions

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What is the molar mass of C12H20Si?

The molar mass of C12H20Si is 192.38 g/mol, calculated from standard atomic weights for 12 carbon atoms, 20 hydrogen atoms and 1 silicon atom. The monoisotopic mass is 192.1334 Da.

How many compounds have the formula C12H20Si?

CompoundList lists 19 compounds with the molecular formula C12H20Si, including Tetraallylsilane, Triethyl(phenyl)silane, 1-(Trimethylsilyl)-4-iso-propylbenzene. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.

What is the degree of unsaturation of C12H20Si?

C12H20Si has a degree of unsaturation of 4. That is the total number of rings and pi bonds (a double bond counts as one, a triple bond as two) in any structure with this formula.