CompoundList
Molecular formula

C4H9N3O

51 compounds have this formula on CompoundList.

Molar mass
115.14g/mol
Monoisotopic mass
123.1248Da
Atoms
17
Elements
4
Rings plus double bonds
2

The formula C4H9N3O describes a molecule made of 4 carbon atoms, 9 hydrogen atoms, 3 nitrogen 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 × 441.73%
    12.011 × 4 = 48.044 g/mol
  • H Hydrogen × 97.88%
    1.008 × 9 = 9.072 g/mol
  • N Nitrogen × 336.50%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 113.90%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C4H9N3O

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

Showing 1 to 51 of 51 compounds

Frequently asked questions

What is the molar mass of C4H9N3O?

The molar mass of C4H9N3O is 115.14 g/mol, calculated from standard atomic weights for 4 carbon atoms, 9 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 123.1248 Da.

How many compounds have the formula C4H9N3O?

CompoundList lists 51 compounds with the molecular formula C4H9N3O, including N-Nitrosopiperazine, Acetone semicarbazone, 4-Amino-1-methylpyrazolidin-3-one. 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 C4H9N3O?

C4H9N3O has a degree of unsaturation of 2. 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.