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Molecular formula

C5H3IN4O

11 compounds have this formula on CompoundList.

Molar mass
262.01g/mol
Monoisotopic mass
261.9352Da
Atoms
14
Elements
5
Rings plus double bonds
6

The formula C5H3IN4O describes a molecule made of 5 carbon atoms, 3 hydrogen atoms, 1 iodine atom, 4 nitrogen atoms and 1 oxygen 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 × 522.92%
    12.011 × 5 = 60.055 g/mol
  • H Hydrogen × 31.15%
    1.008 × 3 = 3.024 g/mol
  • I Iodine × 148.43%
    126.9 × 1 = 126.900 g/mol
  • N Nitrogen × 421.38%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 16.11%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C5H3IN4O

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

Showing 1 to 11 of 11 compounds

6-Iodo-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol chemical structure, C5H3IN4O, CAS 104690-48-4
6-Iodo-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol
CAS 104690-48-4C5H3IN4O
3-Iodo-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one chemical structure, C5H3IN4O, CAS 144750-83-4
3-Iodo-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one
CAS 144750-83-4C5H3IN4O
8-Iodo-1H,4H-pyrazolo[1,5-a][1,3,5]triazin-4-one chemical structure, C5H3IN4O, CAS 147916-84-5
8-Iodo-1H,4H-pyrazolo[1,5-a][1,3,5]triazin-4-one
CAS 147916-84-5C5H3IN4O
3-Iodo-1H,4H,7H-pyrazolo[4,3-d]pyrimidin-7-one chemical structure, C5H3IN4O, CAS 142189-88-6
3-Iodo-1H,4H,7H-pyrazolo[4,3-d]pyrimidin-7-one
CAS 142189-88-6C5H3IN4O
8-Iodhypoxanthin chemical structure, C5H3IN4O, CAS 19690-20-1
8-Iodhypoxanthin
CAS 19690-20-1C5H3IN4O
8-Iodo-3,7-dihydro-2H-purin-2-one chemical structure, C5H3IN4O, CAS 19716-24-6
8-Iodo-3,7-dihydro-2H-purin-2-one
CAS 19716-24-6C5H3IN4O
6-Iodo-3H-purin-3-ol chemical structure, C5H3IN4O, CAS 19765-62-9
6-Iodo-3H-purin-3-ol
CAS 19765-62-9C5H3IN4O
8-Iodopyrazolo[1,5-d][1,2,4]triazinone chemical structure, C5H3IN4O, CAS 2730886-94-7
8-Iodopyrazolo[1,5-d][1,2,4]triazinone
CAS 2730886-94-7C5H3IN4O
5-Iodopyrazolo[5,1-f][1,2,4]triazin-4(1H)-one chemical structure, C5H3IN4O, CAS 2093459-34-6
5-Iodopyrazolo[5,1-f][1,2,4]triazin-4(1H)-one
CAS 2093459-34-6C5H3IN4O
5-Iodo-1H-imidazo[4,5-b]pyrazin-2(3H)-one chemical structure, C5H3IN4O, CAS 2092796-24-0
5-Iodo-1H-imidazo[4,5-b]pyrazin-2(3H)-one
CAS 2092796-24-0C5H3IN4O
7-Iodoimidazo[2,1-f][1,2,4]triazin-4-ol chemical structure, C5H3IN4O, CAS 2825007-23-4
7-Iodoimidazo[2,1-f][1,2,4]triazin-4-ol
CAS 2825007-23-4C5H3IN4O

Frequently asked questions

What is the molar mass of C5H3IN4O?

The molar mass of C5H3IN4O is 262.01 g/mol, calculated from standard atomic weights for 5 carbon atoms, 3 hydrogen atoms, 1 iodine atom, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 261.9352 Da.

How many compounds have the formula C5H3IN4O?

CompoundList lists 11 compounds with the molecular formula C5H3IN4O, including 6-Iodo-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol, 3-Iodo-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one, 8-Iodo-1H,4H-pyrazolo[1,5-a][1,3,5]triazin-4-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 C5H3IN4O?

C5H3IN4O has a degree of unsaturation of 6. 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.