CompoundList
Molecular formula

C21H28N6O18P+3

We do not list any compound with this exact formula yet.

Molar mass
683.45g/mol
Atoms
74
Elements
5

The formula C21H28N6O18P+3 describes a molecule made of 21 carbon atoms, 28 hydrogen atoms, 6 nitrogen atoms, 18 oxygen atoms and 1 phosphorus 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 × 2136.91%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 284.13%
    1.008 × 28 = 28.224 g/mol
  • N Nitrogen × 612.30%
    14.007 × 6 = 84.042 g/mol
  • O Oxygen × 1842.14%
    15.999 × 18 = 287.982 g/mol
  • P Phosphorus × 14.53%
    30.974 × 1 = 30.974 g/mol
Look up another formula

Compounds with the formula C21H28N6O18P+3

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

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Frequently asked questions

What is the molar mass of C21H28N6O18P+3?

The molar mass of C21H28N6O18P+3 is 683.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 28 hydrogen atoms, 6 nitrogen atoms, 18 oxygen atoms and 1 phosphorus atom.