C12H8O
30 compounds have this formula on CompoundList.
- Molar mass
- 168.19g/mol
- Monoisotopic mass
- 176.1077Da
- Atoms
- 21
- Elements
- 3
- Rings plus double bonds
- 9
The formula C12H8O describes a molecule made of 12 carbon atoms, 8 hydrogen atoms and 1 oxygen atom. 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 × 1285.69%12.011 × 12 = 144.132 g/mol
- H Hydrogen × 84.79%1.008 × 8 = 8.064 g/mol
- O Oxygen × 19.51%15.999 × 1 = 15.999 g/mol
Compounds with the formula C12H8O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 30 of 30 compounds
![Naphtho[1,8-bc]pyran chemical structure, C12H8O, CAS 203-91-8](/s/YVNQSWMQEGGLDD-UHFFFAOYSA-N.svg)
![Cyclopenta[B]chromene chemical structure, C12H8O, CAS 268-98-4](/s/UOSNKMFDWGUTTB-UHFFFAOYSA-N.svg)
![6b,7a-Dihydroacenaphtho[1,2-b]oxirene chemical structure, C12H8O, CAS 22058-69-1](/s/DQGJZUXIASUOGY-UHFFFAOYSA-N.svg)
![Naphtho[2,3-b]furan chemical structure, C12H8O, CAS 268-68-8](/s/DBFGMZALESGYRS-UHFFFAOYSA-N.svg)
![Naphtho[2,3-c]furan chemical structure, C12H8O, CAS 268-51-9](/s/JAEQZGPBXPNVKU-UHFFFAOYSA-N.svg)
![Azuleno[1,2-b]furan chemical structure, C12H8O, CAS 92798-12-4](/s/BXCFJKXCTWKKCL-UHFFFAOYSA-N.svg)
![Azuleno[4,5-c]furan chemical structure, C12H8O, CAS 51273-19-9](/s/FOWBFKMUDXWSKK-UHFFFAOYSA-N.svg)
Frequently asked questions
What is the molar mass of C12H8O?
The molar mass of C12H8O is 168.19 g/mol, calculated from standard atomic weights for 12 carbon atoms, 8 hydrogen atoms and 1 oxygen atom. The monoisotopic mass is 176.1077 Da.
How many compounds have the formula C12H8O?
CompoundList lists 30 compounds with the molecular formula C12H8O, including Dibenzofuran, 1-Acenaphthenone, Capillin. 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 C12H8O?
C12H8O has a degree of unsaturation of 9. 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.