C18H38O2
30 compounds have this formula on CompoundList.
- Molar mass
- 286.50g/mol
- Monoisotopic mass
- 286.2872Da
- Atoms
- 58
- Elements
- 3
- Rings plus double bonds
- 0
The formula C18H38O2 describes a molecule made of 18 carbon atoms, 38 hydrogen atoms and 2 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 × 1875.46%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 3813.37%1.008 × 38 = 38.304 g/mol
- O Oxygen × 211.17%15.999 × 2 = 31.998 g/mol
Compounds with the formula C18H38O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 30 of 30 compounds
![1-[2-(Octyloxy)ethoxy]octane chemical structure, C18H38O2, CAS 67252-24-8](/s/SJMBETQHZHCXGR-UHFFFAOYSA-N.svg)
Frequently asked questions
What is the molar mass of C18H38O2?
The molar mass of C18H38O2 is 286.50 g/mol, calculated from standard atomic weights for 18 carbon atoms, 38 hydrogen atoms and 2 oxygen atoms. The monoisotopic mass is 286.2872 Da.
How many compounds have the formula C18H38O2?
CompoundList lists 30 compounds with the molecular formula C18H38O2, including Hexadecyl ethyleneglycol monoether, 1,2-Octadecanediol, 1,18-Octadecanediol. 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 C18H38O2?
C18H38O2 has a degree of unsaturation of 0. 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.