C16H21FO
6 compounds have this formula on CompoundList.
- Molar mass
- 248.34g/mol
- Monoisotopic mass
- 248.1576Da
- Atoms
- 39
- Elements
- 4
- Rings plus double bonds
- 6
The formula C16H21FO describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 1 fluorine atom 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 × 1677.38%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 218.52%1.008 × 21 = 21.168 g/mol
- F Fluorine × 17.65%18.998 × 1 = 18.998 g/mol
- O Oxygen × 16.44%15.999 × 1 = 15.999 g/mol
Compounds with the formula C16H21FO
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 6 of 6 compounds
![1-[4-(4-Ethylcyclohexyl)-2-fluorophenyl]ethan-1-one chemical structure, C16H21FO, CAS 643752-48-1](/s/LGWFPKUHJVIJQJ-UHFFFAOYSA-N.svg)
Frequently asked questions
What is the molar mass of C16H21FO?
The molar mass of C16H21FO is 248.34 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 1 fluorine atom and 1 oxygen atom. The monoisotopic mass is 248.1576 Da.
How many compounds have the formula C16H21FO?
CompoundList lists 6 compounds with the molecular formula C16H21FO, including 1-(3-Fluoro-5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)ethanone, Cyclooctyl(2-fluoro-5-methylphenyl)methanone, 1-[4-(4-Ethylcyclohexyl)-2-fluorophenyl]ethan-1-one. 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 C16H21FO?
C16H21FO has a degree of unsaturation of 6. 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.