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Molecular formula

C11H9KN2O2S

3 compounds have this formula on CompoundList.

Molar mass
272.36g/mol
Monoisotopic mass
272.0022Da
Atoms
26
Elements
6

The formula C11H9KN2O2S describes a molecule made of 11 carbon atoms, 9 hydrogen atoms, 1 potassium atom, 2 nitrogen atoms, 2 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 × 1148.51%
    12.011 × 11 = 132.121 g/mol
  • H Hydrogen × 93.33%
    1.008 × 9 = 9.072 g/mol
  • K Potassium × 114.36%
    39.098 × 1 = 39.098 g/mol
  • N Nitrogen × 210.29%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 211.75%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 111.77%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C11H9KN2O2S

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

Showing 1 to 3 of 3 compounds

Potassium 2-(benzylamino)-1,3-thiazole-4-carboxylate chemical structure, C11H9KN2O2S, CAS 1015533-61-5
Potassium 2-(benzylamino)-1,3-thiazole-4-carboxylate
CAS 1015533-61-5C11H9KN2O2S
Potassium 5-[(2-methylphenyl)amino]-1,3-thiazole-4-carboxylate chemical structure, C11H9KN2O2S, CAS 1955524-56-7
Potassium 5-[(2-methylphenyl)amino]-1,3-thiazole-4-carboxylate
CAS 1955524-56-7C11H9KN2O2S
Potassium 5-[(4-methylphenyl)amino]-1,3-thiazole-4-carboxylate chemical structure, C11H9KN2O2S, CAS 1955557-58-0
Potassium 5-[(4-methylphenyl)amino]-1,3-thiazole-4-carboxylate
CAS 1955557-58-0C11H9KN2O2S

Frequently asked questions

What is the molar mass of C11H9KN2O2S?

The molar mass of C11H9KN2O2S is 272.36 g/mol, calculated from standard atomic weights for 11 carbon atoms, 9 hydrogen atoms, 1 potassium atom, 2 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 272.0022 Da.

How many compounds have the formula C11H9KN2O2S?

CompoundList lists 3 compounds with the molecular formula C11H9KN2O2S, including Potassium 2-(benzylamino)-1,3-thiazole-4-carboxylate, Potassium 5-[(2-methylphenyl)amino]-1,3-thiazole-4-carboxylate, Potassium 5-[(4-methylphenyl)amino]-1,3-thiazole-4-carboxylate. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.