Molecular formula

C₉H₂₀O₃Si

23 compounds have this formula on CompoundList.

Molar mass: 204.34g/mol
Monoisotopic mass: 204.1182Da
Atoms: 33
Elements: 4
Rings plus double bonds: 1

The formula C9H20O3Si describes a molecule made of 9 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 × 952.90%
12.011 × 9 = 108.099 g/mol
H Hydrogen × 209.87%
1.008 × 20 = 20.160 g/mol
O Oxygen × 323.49%
15.999 × 3 = 47.997 g/mol
Si Silicon × 113.74%
28.085 × 1 = 28.085 g/mol

Look up another formula

Compounds with the formula C9H20O3Si

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

Showing 1 to 23 of 23 compounds

Silane, triethoxy-2-propen-1-yl-

CAS 2550-04-1C₉H₂₀O₃Si

3-((tert-Butyldimethylsilyl)oxy)propanoic acid

CAS 120821-20-7C₉H₂₀O₃Si

Cyclohexyltrimethoxysilane

CAS 17865-54-2C₉H₂₀O₃Si

5-Hexenyltrimethoxysilane

CAS 58751-56-7C₉H₂₀O₃Si

Methyl 2-((tert-butyldimethylsilyl)oxy)acetate

CAS 146351-72-6C₉H₂₀O₃Si

Methoxy-dimethyl-[3-(oxiran-2-ylmethoxy)propyl]silane

CAS 100303-57-9C₉H₂₀O₃Si

Butanoic acid, 3-trimethylsilyloxy-, ethyl ester

CAS 55816-59-6C₉H₂₀O₃Si

1,2-Dioxetane, 3,4,4-trimethyl-3-[[(trimethylsilyl)oxy]methyl]-

CAS 108536-14-7C₉H₂₀O₃Si

Triethoxy-1-propen-1-ylsilane

CAS 2550-03-0C₉H₂₀O₃Si

Propanoic acid, 3-(ethoxydimethylsilyl)-, ethyl ester

CAS 7797-52-6C₉H₂₀O₃Si

2-O-Tbdms-lactic acid

CAS 91918-45-5C₉H₂₀O₃Si

Ethyl 2-[ethoxy(dimethyl)silyl]propanoate

CAS 72227-79-3C₉H₂₀O₃Si

2,2-Dimethyl-3-trimethylsilanyloxy-propionic acid methyl ester

CAS 1263101-38-7C₉H₂₀O₃Si

(R)-(+)-2-(tert-Butyldimethylsilyloxy)propanoic acid

CAS 119619-45-3C₉H₂₀O₃Si

1-[(tert-Butyldimethylsilyl)oxy]-3-hydroxypropan-2-one

CAS 158465-80-6C₉H₂₀O₃Si

Trimethyl{3-[(oxiran-2-yl)methoxy]propoxy}silane

CAS 92660-70-3C₉H₂₀O₃Si

2,5,5-Trimethyl-2-propoxy-1,3,2-dioxasilinane

CAS 84566-28-9C₉H₂₀O₃Si

2,5,5-Trimethyl-2-[(propan-2-yl)oxy]-1,3,2-dioxasilinane

CAS 84566-29-0C₉H₂₀O₃Si

Methyl [(triethylsilyl)oxy]acetate

CAS 150811-54-4C₉H₂₀O₃Si

2-Hydroxyethyl 4-(trimethylsilyl)butanoate

CAS 828922-08-3C₉H₂₀O₃Si

Propanoic acid--3-(trimethylsilyl)prop-2-en-1-ol (1/1)

CAS 144038-67-5C₉H₂₀O₃Si

tert-Butoxy(diethoxymethyl)silane

CAS 145119-99-9C₉H₂₀O₃Si

[(E)-Hex-1-enyl]-trimethoxysilane

CAS 101967-33-3C₉H₂₀O₃Si

Frequently asked questions

Still have a question?

The help centre explains buying, quotes and supplier badges step by step, or you can write to our team.

Help centre Contact us

What is the molar mass of C9H20O3Si?

The molar mass of C9H20O3Si is 204.34 g/mol, calculated from standard atomic weights for 9 carbon atoms, 20 hydrogen atoms, 3 oxygen atoms and 1 silicon atom. The monoisotopic mass is 204.1182 Da.

How many compounds have the formula C9H20O3Si?

CompoundList lists 23 compounds with the molecular formula C9H20O3Si, including Silane, triethoxy-2-propen-1-yl-, 3-((tert-Butyldimethylsilyl)oxy)propanoic acid, Cyclohexyltrimethoxysilane. 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 C9H20O3Si?

C9H20O3Si has a degree of unsaturation of 1. 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.