CompoundList
Molecular formula

C4H6

16 compounds have this formula on CompoundList.

Molar mass
54.09g/mol
Monoisotopic mass
60.0846Da
Atoms
10
Elements
2
Rings plus double bonds
2

The formula C4H6 describes a molecule made of 4 carbon atoms and 6 hydrogen atoms. 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 × 488.82%
    12.011 × 4 = 48.044 g/mol
  • H Hydrogen × 611.18%
    1.008 × 6 = 6.048 g/mol
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Compounds with the formula C4H6

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

Showing 1 to 16 of 16 compounds

Frequently asked questions

What is the molar mass of C4H6?

The molar mass of C4H6 is 54.09 g/mol, calculated from standard atomic weights for 4 carbon atoms and 6 hydrogen atoms. The monoisotopic mass is 60.0846 Da.

How many compounds have the formula C4H6?

CompoundList lists 16 compounds with the molecular formula C4H6, including 1,3-Butadiene, 1-Methylcyclopropene, Dimethylacetylene. 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 C4H6?

C4H6 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.