CompoundList
Molecular formula

C256H381N65O77S6

2 compounds have this formula on CompoundList.

Molar mass
5793.60g/mol
Monoisotopic mass
5789.6220Da
Atoms
785
Elements
5
Rings plus double bonds
99

The formula C256H381N65O77S6 describes a molecule made of 256 carbon atoms, 381 hydrogen atoms, 65 nitrogen atoms, 77 oxygen atoms and 6 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 × 25653.07%
    12.011 × 256 = 3074.816 g/mol
  • H Hydrogen × 3816.63%
    1.008 × 381 = 384.048 g/mol
  • N Nitrogen × 6515.71%
    14.007 × 65 = 910.455 g/mol
  • O Oxygen × 7721.26%
    15.999 × 77 = 1231.923 g/mol
  • S Sulfur × 63.32%
    32.06 × 6 = 192.360 g/mol
Look up another formula

Compounds with the formula C256H381N65O77S6

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

Showing 1 to 2 of 2 compounds

Frequently asked questions

What is the molar mass of C256H381N65O77S6?

The molar mass of C256H381N65O77S6 is 5793.60 g/mol, calculated from standard atomic weights for 256 carbon atoms, 381 hydrogen atoms, 65 nitrogen atoms, 77 oxygen atoms and 6 sulfur atoms. The monoisotopic mass is 5789.6220 Da.

How many compounds have the formula C256H381N65O77S6?

CompoundList lists 2 compounds with the molecular formula C256H381N65O77S6, including Insulin, Insulin rabbit. 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 C256H381N65O77S6?

C256H381N65O77S6 has a degree of unsaturation of 99. 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.