CompoundList
Molecular formula

C9H12O

409 compounds have this formula on CompoundList.

Molar mass
136.19g/mol
Monoisotopic mass
148.1641Da
Atoms
22
Elements
3
Rings plus double bonds
4

The formula C9H12O describes a molecule made of 9 carbon atoms, 12 hydrogen atoms and 1 oxygen 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 × 979.37%
    12.011 × 9 = 108.099 g/mol
  • H Hydrogen × 128.88%
    1.008 × 12 = 12.096 g/mol
  • O Oxygen × 111.75%
    15.999 × 1 = 15.999 g/mol
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Compounds with the formula C9H12O

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

Showing 1 to 100 of 409 compounds

Frequently asked questions

What is the molar mass of C9H12O?

The molar mass of C9H12O is 136.19 g/mol, calculated from standard atomic weights for 9 carbon atoms, 12 hydrogen atoms and 1 oxygen atom. The monoisotopic mass is 148.1641 Da.

How many compounds have the formula C9H12O?

CompoundList lists 409 compounds with the molecular formula C9H12O, including 1-Phenyl-1-propanol, 2-Phenylpropanol, Benzenepropanol. 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 C9H12O?

C9H12O 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.