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Molecular formula

C2H3N3OS

4 compounds have this formula on CompoundList.

Molar mass
117.13g/mol
Monoisotopic mass
116.9997Da
Atoms
10
Elements
5
Rings plus double bonds
3

The formula C2H3N3OS describes a molecule made of 2 carbon atoms, 3 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom 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 × 220.51%
    12.011 × 2 = 24.022 g/mol
  • H Hydrogen × 32.58%
    1.008 × 3 = 3.024 g/mol
  • N Nitrogen × 335.88%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 113.66%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 127.37%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C2H3N3OS

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

Showing 1 to 4 of 4 compounds

5-Sulfanyl-4H-1,2,4-triazol-3-ol chemical structure, C2H3N3OS, CAS 503-89-9
5-Sulfanyl-4H-1,2,4-triazol-3-ol
CAS 503-89-9C2H3N3OS
5-Amino-2,3-dihydro-1,3,4-thiadiazol-2-one chemical structure, C2H3N3OS, CAS 33901-30-3
5-Amino-2,3-dihydro-1,3,4-thiadiazol-2-one
CAS 33901-30-3C2H3N3OS
5-Amino-1,2,4-thiadiazol-3(2H)-one chemical structure, C2H3N3OS, CAS 59221-06-6
5-Amino-1,2,4-thiadiazol-3(2H)-one
CAS 59221-06-6C2H3N3OS
4-Amino-1,2,5-thiadiazol-3-ol chemical structure, C2H3N3OS, CAS 1361519-95-0
4-Amino-1,2,5-thiadiazol-3-ol
CAS 1361519-95-0C2H3N3OS

Frequently asked questions

What is the molar mass of C2H3N3OS?

The molar mass of C2H3N3OS is 117.13 g/mol, calculated from standard atomic weights for 2 carbon atoms, 3 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 116.9997 Da.

How many compounds have the formula C2H3N3OS?

CompoundList lists 4 compounds with the molecular formula C2H3N3OS, including 5-Sulfanyl-4H-1,2,4-triazol-3-ol, 5-Amino-2,3-dihydro-1,3,4-thiadiazol-2-one, 5-Amino-1,2,4-thiadiazol-3(2H)-one. 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 C2H3N3OS?

C2H3N3OS has a degree of unsaturation of 3. 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.