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Molecular formula

C20H12S5

1 compound has this formula on CompoundList.

Molar mass
412.62g/mol
Monoisotopic mass
411.9543Da
Atoms
37
Elements
3
Rings plus double bonds
15

The formula C20H12S5 describes a molecule made of 20 carbon atoms, 12 hydrogen atoms and 5 sulfur 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 × 2058.22%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 122.93%
    1.008 × 12 = 12.096 g/mol
  • S Sulfur × 538.85%
    32.06 × 5 = 160.300 g/mol
Look up another formula

Compounds with the formula C20H12S5

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

Showing 1 to 1 of 1 compounds

2,2':5',2'':5'',2''':5''',2''''-Quinquethiophene chemical structure, C20H12S5, CAS 5660-45-7
2,2':5',2'':5'',2''':5''',2''''-Quinquethiophene
CAS 5660-45-7C20H12S5

Frequently asked questions

What is the molar mass of C20H12S5?

The molar mass of C20H12S5 is 412.62 g/mol, calculated from standard atomic weights for 20 carbon atoms, 12 hydrogen atoms and 5 sulfur atoms. The monoisotopic mass is 411.9543 Da.

How many compounds have the formula C20H12S5?

CompoundList lists 1 compound with the molecular formula C20H12S5, including 2,2':5',2'':5'',2''':5''',2''''-Quinquethiophene. 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 C20H12S5?

C20H12S5 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.