Molecular formula

C₁₁H₂₀O₃Si

24 compounds have this formula on CompoundList.

Molar mass: 228.36g/mol
Monoisotopic mass: 228.1182Da
Atoms: 35
Elements: 4
Rings plus double bonds: 3

The formula C11H20O3Si describes a molecule made of 11 carbon atoms, 20 hydrogen atoms, 3 oxygen 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 × 1157.86%
12.011 × 11 = 132.121 g/mol
H Hydrogen × 208.83%
1.008 × 20 = 20.160 g/mol
O Oxygen × 321.02%
15.999 × 3 = 47.997 g/mol
Si Silicon × 112.30%
28.085 × 1 = 28.085 g/mol

Look up another formula

Compounds with the formula C11H20O3Si

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

Showing 1 to 24 of 24 compounds

Methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate

CAS 117968-51-1C₁₁H₂₀O₃Si

(4,4-Diethoxy-3-oxobut-1-yn-1-yl)trimethylsilane

CAS 2171900-64-2C₁₁H₂₀O₃Si

Silane, (1,4-dioxaspiro[4.5]dec-7-en-8-yloxy)trimethyl-

CAS 144810-01-5C₁₁H₂₀O₃Si

2(5H)-Furanone, 5-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-, (S)-

CAS 105122-15-4C₁₁H₂₀O₃Si

Methyl 4-((trimethylsilyl)oxy)cyclohex-3-ene-1-carboxylate

CAS 61692-29-3C₁₁H₂₀O₃Si

Silane, [3-(2,4-cyclopentadien-1-yl)propyl]trimethoxy-

CAS 71808-68-9C₁₁H₂₀O₃Si

2(5H)-Furanone, 4-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-

CAS 89861-21-2C₁₁H₂₀O₃Si

5-((tert-Butyldimethylsilyl)oxy)pent-2-ynoic acid

CAS 339196-09-7C₁₁H₂₀O₃Si

Silicic acid, ethyl 2,6-nonadien-1-yl ester

CAS 948849-06-7C₁₁H₂₀O₃Si

6-(tert-Butyldimethylsilyloxy)-2H-pyran-3(6H)-one

CAS 329684-87-9C₁₁H₂₀O₃Si

[3-(Cyclopenta-1,3-dien-1-yl)propyl](trimethoxy)silane

CAS 110300-60-2C₁₁H₂₀O₃Si

4-{[tert-Butyl(dimethyl)silyl]oxy}-3-hydroxycyclopent-2-en-1-one

CAS 114011-19-7C₁₁H₂₀O₃Si

(R)-2-(((tert-Butyldimethylsilyl)oxy)methyl)furan-3(2H)-one

CAS 189166-06-1C₁₁H₂₀O₃Si

4-Methyl-4-trimethylsilanyloxy-pent-2-ynoic acid ethyl ester

CAS 1058159-87-7C₁₁H₂₀O₃Si

3-({[tert-Butyl(dimethyl)silyl]oxy}methyl)furan-2(5H)-one

CAS 89861-20-1C₁₁H₂₀O₃Si

Methyl (5S)-5-hydroxy-7-(trimethylsilyl)hept-6-ynoate

CAS 90108-27-3C₁₁H₂₀O₃Si

Trimethyl[(2,2,5-trimethyl-4-methylidene-2H,4H-1,3-dioxin-6-yl)oxy]silane

CAS 255870-24-7C₁₁H₂₀O₃Si

3-{[tert-Butyl(dimethyl)silyl]oxy}-5-methylfuran-2(5H)-one

CAS 87598-09-2C₁₁H₂₀O₃Si

Methyl 2-[(trimethylsilyl)oxy]cyclohex-1-ene-1-carboxylate

CAS 62269-47-0C₁₁H₂₀O₃Si

Methyl 5-hydroxy-7-trimethylsilyl-6-heptynoate

CAS 120085-71-4C₁₁H₂₀O₃Si

Acetic acid--6-(trimethylsilyl)hex-3-en-5-yn-1-ol (1/1)

CAS 195142-34-8C₁₁H₂₀O₃Si

2-(Trimethylsilyl)ethyl 1-methyl-3-oxocyclobutane-1-carboxylate

CAS 2260788-42-7C₁₁H₂₀O₃Si

[(6E)-6-Ethylidene-2,2-dimethyl-1,3-dioxin-4-yl]oxy-trimethylsilane

CAS 145020-81-1C₁₁H₂₀O₃Si

[(6Z)-6-Ethylidene-2,2-dimethyl-1,3-dioxin-4-yl]oxy-trimethylsilane

CAS 145020-82-2C₁₁H₂₀O₃Si

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What is the molar mass of C11H20O3Si?

The molar mass of C11H20O3Si is 228.36 g/mol, calculated from standard atomic weights for 11 carbon atoms, 20 hydrogen atoms, 3 oxygen atoms and 1 silicon atom. The monoisotopic mass is 228.1182 Da.

How many compounds have the formula C11H20O3Si?

CompoundList lists 24 compounds with the molecular formula C11H20O3Si, including Methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate, (4,4-Diethoxy-3-oxobut-1-yn-1-yl)trimethylsilane, Silane, (1,4-dioxaspiro[4.5]dec-7-en-8-yloxy)trimethyl-. 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 C11H20O3Si?

C11H20O3Si has a degree of unsaturation of 3. 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.