CompoundList
Molecular formula

C11H9N5

146 compounds have this formula on CompoundList.

Molar mass
211.23g/mol
Monoisotopic mass
211.0858Da
Atoms
25
Elements
3
Rings plus double bonds
10

The formula C11H9N5 describes a molecule made of 11 carbon atoms, 9 hydrogen atoms and 5 nitrogen 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 × 1162.55%
    12.011 × 11 = 132.121 g/mol
  • H Hydrogen × 94.29%
    1.008 × 9 = 9.072 g/mol
  • N Nitrogen × 533.16%
    14.007 × 5 = 70.035 g/mol
Look up another formula

Compounds with the formula C11H9N5

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

Showing 1 to 100 of 146 compounds

Frequently asked questions

What is the molar mass of C11H9N5?

The molar mass of C11H9N5 is 211.23 g/mol, calculated from standard atomic weights for 11 carbon atoms, 9 hydrogen atoms and 5 nitrogen atoms. The monoisotopic mass is 211.0858 Da.

How many compounds have the formula C11H9N5?

CompoundList lists 146 compounds with the molecular formula C11H9N5, including Triazole, 4-Amino-1-phenylpyrazolo(3,4-d)pyrimidine, 2,6-Di(1-pyrazolyl)pyridine. 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 C11H9N5?

C11H9N5 has a degree of unsaturation of 10. 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.