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Molecular formula

C18H16Cl2

3 compounds have this formula on CompoundList.

Molar mass
303.23g/mol
Monoisotopic mass
302.0629Da
Atoms
36
Elements
3
Rings plus double bonds
10

The formula C18H16Cl2 describes a molecule made of 18 carbon atoms, 16 hydrogen atoms and 2 chlorine 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 × 1871.30%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 165.32%
    1.008 × 16 = 16.128 g/mol
  • Cl Chlorine × 223.38%
    35.45 × 2 = 70.900 g/mol
Look up another formula

Compounds with the formula C18H16Cl2

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

Showing 1 to 3 of 3 compounds

11,12-Dichloro-9,10-dihydro-9,10-dimethyl-9,10-ethanoanthracene chemical structure, C18H16Cl2, CAS 116596-89-5
11,12-Dichloro-9,10-dihydro-9,10-dimethyl-9,10-ethanoanthracene
CAS 116596-89-5C18H16Cl2
11,12-Bis(chloromethyl)-9,10-dihydro-9,10-ethanoanthracene chemical structure, C18H16Cl2, CAS 106750-89-4
11,12-Bis(chloromethyl)-9,10-dihydro-9,10-ethanoanthracene
CAS 106750-89-4C18H16Cl2
1,8-Dichloro-10-ethyl-10-methyl-9-methylidene-9,10-dihydroanthracene chemical structure, C18H16Cl2, CAS 20888-21-5
1,8-Dichloro-10-ethyl-10-methyl-9-methylidene-9,10-dihydroanthracene
CAS 20888-21-5C18H16Cl2

Frequently asked questions

What is the molar mass of C18H16Cl2?

The molar mass of C18H16Cl2 is 303.23 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms and 2 chlorine atoms. The monoisotopic mass is 302.0629 Da.

How many compounds have the formula C18H16Cl2?

CompoundList lists 3 compounds with the molecular formula C18H16Cl2, including 11,12-Dichloro-9,10-dihydro-9,10-dimethyl-9,10-ethanoanthracene, 11,12-Bis(chloromethyl)-9,10-dihydro-9,10-ethanoanthracene, 1,8-Dichloro-10-ethyl-10-methyl-9-methylidene-9,10-dihydroanthracene. 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 C18H16Cl2?

C18H16Cl2 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.