Molecular formula

C₁₂H₂₁NO₂Si

21 compounds have this formula on CompoundList.

Molar mass: 239.39g/mol
Monoisotopic mass: 239.1342Da
Atoms: 37
Elements: 5
Rings plus double bonds: 4

The formula C12H21NO2Si describes a molecule made of 12 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom, 2 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 × 1260.21%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 218.84%
1.008 × 21 = 21.168 g/mol
N Nitrogen × 15.85%
14.007 × 1 = 14.007 g/mol
O Oxygen × 213.37%
15.999 × 2 = 31.998 g/mol
Si Silicon × 111.73%
28.085 × 1 = 28.085 g/mol

Look up another formula

Compounds with the formula C12H21NO2Si

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

Showing 1 to 21 of 21 compounds

tert-Butyl 2-trimethylsilylpyrrole-1-carboxylate

CAS 75400-57-6C₁₂H₂₁NO₂Si

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

CAS 127838-40-8C₁₂H₂₁NO₂Si

Benzeneethanamine, 2-methoxy-4-[(trimethylsilyl)oxy]-

CAS 55887-62-2C₁₂H₂₁NO₂Si

2-Amino-3-((tert-butyldimethylsilyl)oxy)phenol

CAS 143526-60-7C₁₂H₂₁NO₂Si

2-({[tert-Butyl(dimethyl)silyl]oxy}methyl)pyridin-3-ol

CAS 848774-86-7C₁₂H₂₁NO₂Si

Ethanone, 1-[1-[[2-(trimethylsilyl)ethoxy]methyl]-1H-pyrrol-2-yl]-

CAS 87954-22-1C₁₂H₂₁NO₂Si

5-[[[(1,1-Dimethylethyl)dimethylsilyl]oxy]methyl]-3-pyridinol

CAS 875755-73-0C₁₂H₂₁NO₂Si

Pyridine, 2-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-, 1-oxide

CAS 1394130-43-8C₁₂H₂₁NO₂Si

5-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-2-pyridinemethanol

CAS 1838653-44-3C₁₂H₂₁NO₂Si

Methyl 6-(2-trimethylsilylethynyl)piperidine-3-carboxylate

CAS 1374580-75-2C₁₂H₂₁NO₂Si

N-(4-Methoxyphenyl)-1,1-dimethyl-1-[(propan-2-yl)oxy]silanamine

CAS 86936-20-1C₁₂H₂₁NO₂Si

1-Ethoxy-N-ethyl-1-(4-methoxyphenyl)-1-methylsilanamine

CAS 923561-05-1C₁₂H₂₁NO₂Si

1-{3-Ethoxy-4-[(trimethylsilyl)oxy]phenyl}methanamine

CAS 2920142-26-1C₁₂H₂₁NO₂Si

({4-Methoxy-3-[(trimethylsilyl)oxy]phenyl}methyl)(methyl)amine

CAS 2920158-17-2C₁₂H₂₁NO₂Si

(1R)-2-(Methylamino)-1-{3-[(trimethylsilyl)oxy]phenyl}ethan-1-ol

CAS 2920085-43-2C₁₂H₂₁NO₂Si

2-(Propan-2-yloxy)-4-[(trimethylsilyl)oxy]aniline

CAS 2920152-83-4C₁₂H₂₁NO₂Si

2-{3-Methoxy-4-[(trimethylsilyl)oxy]phenyl}ethan-1-amine

CAS 73090-77-4C₁₂H₂₁NO₂Si

2-Methoxy-2-{4-[(trimethylsilyl)oxy]phenyl}ethan-1-amine

CAS 2920144-70-1C₁₂H₂₁NO₂Si

2-(Methylamino)-1-{4-[(trimethylsilyl)oxy]phenyl}ethan-1-ol

CAS 2920140-52-7C₁₂H₂₁NO₂Si

2-{4-Methoxy-3-[(trimethylsilyl)oxy]phenyl}ethan-1-amine

CAS 2920135-80-2C₁₂H₂₁NO₂Si

1-{3-Ethoxy-2-[(trimethylsilyl)oxy]phenyl}methanamine

CAS 2920154-61-4C₁₂H₂₁NO₂Si

Frequently asked questions

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What is the molar mass of C12H21NO2Si?

The molar mass of C12H21NO2Si is 239.39 g/mol, calculated from standard atomic weights for 12 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom, 2 oxygen atoms and 1 silicon atom. The monoisotopic mass is 239.1342 Da.

How many compounds have the formula C12H21NO2Si?

CompoundList lists 21 compounds with the molecular formula C12H21NO2Si, including tert-Butyl 2-trimethylsilylpyrrole-1-carboxylate, 2(1H)-Pyridinone, 4-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-, Benzeneethanamine, 2-methoxy-4-[(trimethylsilyl)oxy]-. 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 C12H21NO2Si?

C12H21NO2Si 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.