C18H11FO3
12 compounds have this formula on CompoundList.
- Molar mass
- 294.28g/mol
- Monoisotopic mass
- 294.0692Da
- Atoms
- 33
- Elements
- 4
- Rings plus double bonds
- 13
The formula C18H11FO3 describes a molecule made of 18 carbon atoms, 11 hydrogen atoms, 1 fluorine atom and 3 oxygen 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 × 1873.47%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 113.77%1.008 × 11 = 11.088 g/mol
- F Fluorine × 16.46%18.998 × 1 = 18.998 g/mol
- O Oxygen × 316.31%15.999 × 3 = 47.997 g/mol
Compounds with the formula C18H11FO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 12 of 12 compounds
![3-(4-Fluorophenyl)-5-methyl-7H-furo[3,2-g]chromen-7-one chemical structure, C18H11FO3, CAS 374710-56-2](/s/BODHZGQRPOLBSC-UHFFFAOYSA-N.svg)
![2-[(4-Fluoronaphthalen-1-yl)carbonyl]benzoic acid chemical structure, C18H11FO3, CAS 3870-18-6](/s/DSPCPTRDZWFYJM-UHFFFAOYSA-N.svg)
![3-[3-(4-Fluorophenyl)-3-oxoprop-1-en-1-yl]-4H-1-benzopyran-4-one chemical structure, C18H11FO3, CAS 500996-18-9](/s/XCVNMVVGPCFSRE-UHFFFAOYSA-N.svg)
Frequently asked questions
What is the molar mass of C18H11FO3?
The molar mass of C18H11FO3 is 294.28 g/mol, calculated from standard atomic weights for 18 carbon atoms, 11 hydrogen atoms, 1 fluorine atom and 3 oxygen atoms. The monoisotopic mass is 294.0692 Da.
How many compounds have the formula C18H11FO3?
CompoundList lists 12 compounds with the molecular formula C18H11FO3, including 2-(5-Fluoronaphthalene-1-carbonyl)benzoic acid, 2-Fluoro-6-(naphthalen-2-ylcarbonyl)benzoic acid, 3-Fluoro-2-(naphthalen-2-ylcarbonyl)benzoic acid. 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 C18H11FO3?
C18H11FO3 has a degree of unsaturation of 13. 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.