C21H26O15
1 compound has this formula on CompoundList.
- Molar mass
- 518.42g/mol
- Monoisotopic mass
- 518.1272Da
- Atoms
- 62
- Elements
- 3
- Rings plus double bonds
- 9
The formula C21H26O15 describes a molecule made of 21 carbon atoms, 26 hydrogen atoms and 15 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 × 2148.65%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 265.06%1.008 × 26 = 26.208 g/mol
- O Oxygen × 1546.29%15.999 × 15 = 239.985 g/mol
Compounds with the formula C21H26O15
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 1 of 1 compounds
Frequently asked questions
What is the molar mass of C21H26O15?
The molar mass of C21H26O15 is 518.42 g/mol, calculated from standard atomic weights for 21 carbon atoms, 26 hydrogen atoms and 15 oxygen atoms. The monoisotopic mass is 518.1272 Da.
How many compounds have the formula C21H26O15?
CompoundList lists 1 compound with the molecular formula C21H26O15, including Quercimeritrin trihydrate. 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 C21H26O15?
C21H26O15 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.