C5H3NOS
12 compounds have this formula on CompoundList.
- Molar mass
- 125.14g/mol
- Monoisotopic mass
- 124.9935Da
- Atoms
- 11
- Elements
- 5
- Rings plus double bonds
- 5
The formula C5H3NOS describes a molecule made of 5 carbon atoms, 3 hydrogen atoms, 1 nitrogen atom, 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 × 547.99%12.011 × 5 = 60.055 g/mol
- H Hydrogen × 32.42%1.008 × 3 = 3.024 g/mol
- N Nitrogen × 111.19%14.007 × 1 = 14.007 g/mol
- O Oxygen × 112.78%15.999 × 1 = 15.999 g/mol
- S Sulfur × 125.62%32.06 × 1 = 32.060 g/mol
Compounds with the formula C5H3NOS
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 12 of 12 compounds
![Furo[3,2-d][1,3]thiazole chemical structure, C5H3NOS, CAS 251-22-9](/s/FZBVISKWTHNOOS-UHFFFAOYSA-N.svg)
![Thieno[3,2-c][1,2]oxazole chemical structure, C5H3NOS, CAS 57892-92-9](/s/FUJIBHVDBGVUNW-UHFFFAOYSA-N.svg)
Frequently asked questions
What is the molar mass of C5H3NOS?
The molar mass of C5H3NOS is 125.14 g/mol, calculated from standard atomic weights for 5 carbon atoms, 3 hydrogen atoms, 1 nitrogen atom, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 124.9935 Da.
How many compounds have the formula C5H3NOS?
CompoundList lists 12 compounds with the molecular formula C5H3NOS, including 2-Isocyanatothiophene, 3-Isocyanatothiophene, 2-Thiophenecarbonitrile, 5-hydroxy-. 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 C5H3NOS?
C5H3NOS has a degree of unsaturation of 5. 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.