CompoundList
Molecular formula

C21H21ClO11

9 compounds have this formula on CompoundList.

Molar mass
484.84g/mol
Monoisotopic mass
484.0772Da
Atoms
54
Elements
4
Rings plus double bonds
11

The formula C21H21ClO11 describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 1 chlorine atom and 11 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 × 2152.02%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 214.37%
    1.008 × 21 = 21.168 g/mol
  • Cl Chlorine × 17.31%
    35.45 × 1 = 35.450 g/mol
  • O Oxygen × 1136.30%
    15.999 × 11 = 175.989 g/mol
Look up another formula

Compounds with the formula C21H21ClO11

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 9 of 9 compounds

Frequently asked questions

What is the molar mass of C21H21ClO11?

The molar mass of C21H21ClO11 is 484.84 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 1 chlorine atom and 11 oxygen atoms. The monoisotopic mass is 484.0772 Da.

How many compounds have the formula C21H21ClO11?

CompoundList lists 9 compounds with the molecular formula C21H21ClO11, including Cyanidin 3-O-glucoside, Cyanidin 3-galactoside, Petunidin 3-arabinoside. 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 C21H21ClO11?

C21H21ClO11 has a degree of unsaturation of 11. 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.