CompoundList
Molecular formula

C21H12Cl4N2O3S

1 compound has this formula on CompoundList.

Molar mass
514.20g/mol
Monoisotopic mass
511.9323Da
Atoms
43
Elements
6
Rings plus double bonds
15

The formula C21H12Cl4N2O3S describes a molecule made of 21 carbon atoms, 12 hydrogen atoms, 4 chlorine atoms, 2 nitrogen atoms, 3 oxygen atoms and 1 sulfur 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 × 2149.05%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 122.35%
    1.008 × 12 = 12.096 g/mol
  • Cl Chlorine × 427.58%
    35.45 × 4 = 141.800 g/mol
  • N Nitrogen × 25.45%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 39.33%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 16.23%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H12Cl4N2O3S

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 C21H12Cl4N2O3S?

The molar mass of C21H12Cl4N2O3S is 514.20 g/mol, calculated from standard atomic weights for 21 carbon atoms, 12 hydrogen atoms, 4 chlorine atoms, 2 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 511.9323 Da.

How many compounds have the formula C21H12Cl4N2O3S?

CompoundList lists 1 compound with the molecular formula C21H12Cl4N2O3S, including Amg-131. 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 C21H12Cl4N2O3S?

C21H12Cl4N2O3S has a degree of unsaturation of 15. 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.