CompoundList
Molecular formula

C9H5IN2

9 compounds have this formula on CompoundList.

Molar mass
268.05g/mol
Monoisotopic mass
267.9497Da
Atoms
17
Elements
4
Rings plus double bonds
8

The formula C9H5IN2 describes a molecule made of 9 carbon atoms, 5 hydrogen atoms, 1 iodine atom and 2 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 × 940.33%
    12.011 × 9 = 108.099 g/mol
  • H Hydrogen × 51.88%
    1.008 × 5 = 5.040 g/mol
  • I Iodine × 147.34%
    126.9 × 1 = 126.900 g/mol
  • N Nitrogen × 210.45%
    14.007 × 2 = 28.014 g/mol
Look up another formula

Compounds with the formula C9H5IN2

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

Showing 1 to 9 of 9 compounds

Frequently asked questions

What is the molar mass of C9H5IN2?

The molar mass of C9H5IN2 is 268.05 g/mol, calculated from standard atomic weights for 9 carbon atoms, 5 hydrogen atoms, 1 iodine atom and 2 nitrogen atoms. The monoisotopic mass is 267.9497 Da.

How many compounds have the formula C9H5IN2?

CompoundList lists 9 compounds with the molecular formula C9H5IN2, including 3-Iodo-1H-indole-2-carbonitrile, 3-Iodo-1H-indole-7-carbonitrile, 3-Iodo-1H-indole-5-carbonitrile. 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 C9H5IN2?

C9H5IN2 has a degree of unsaturation of 8. 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.