C18H10
20 compounds have this formula on CompoundList.
- Molar mass
- 226.28g/mol
- Monoisotopic mass
- 226.0782Da
- Atoms
- 28
- Elements
- 2
- Rings plus double bonds
- 14
The formula C18H10 describes a molecule made of 18 carbon atoms and 10 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 × 1895.55%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 104.45%1.008 × 10 = 10.080 g/mol
Compounds with the formula C18H10
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 20 of 20 compounds
![Cyclopent[hi]acephenanthrylene chemical structure, C18H10, CAS 114959-37-4](/s/OGSMXDUSWZTIEB-UHFFFAOYSA-N.svg)
![1H-5,8,11-(Methanetriyl)benzo[a]fluorene chemical structure, C18H10, CAS 109125-61-3](/s/VLHOMYVQSPRWAE-UHFFFAOYSA-N.svg)
![1H-5,6,11-(Methanetriyl)benzo[a]fluorene chemical structure, C18H10, CAS 42256-40-6](/s/DBLTWTNPXXOZGW-UHFFFAOYSA-N.svg)
Frequently asked questions
What is the molar mass of C18H10?
The molar mass of C18H10 is 226.28 g/mol, calculated from standard atomic weights for 18 carbon atoms and 10 hydrogen atoms. The monoisotopic mass is 226.0782 Da.
How many compounds have the formula C18H10?
CompoundList lists 20 compounds with the molecular formula C18H10, including Cyclopenta(cd)pyrene, 1-Ethynylpyrene, Benzo(ghi)fluoranthene. 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 C18H10?
C18H10 has a degree of unsaturation of 14. 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.