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Molecular formula

C17H18N8O2S

3 compounds have this formula on CompoundList.

Molar mass
398.44g/mol
Monoisotopic mass
398.1273Da
Atoms
46
Elements
5
Rings plus double bonds
13

The formula C17H18N8O2S describes a molecule made of 17 carbon atoms, 18 hydrogen atoms, 8 nitrogen atoms, 2 oxygen atoms 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 × 1751.25%
    12.011 × 17 = 204.187 g/mol
  • H Hydrogen × 184.55%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 828.12%
    14.007 × 8 = 112.056 g/mol
  • O Oxygen × 28.03%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 18.05%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C17H18N8O2S

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

Showing 1 to 3 of 3 compounds

4-Amino-2-[(4-amino-6-anilino-1,3,5-triazin-2-yl)methylthio]-5-pyrimidinecarboxylic acid ethyl ester chemical structure, C17H18N8O2S, CAS 700862-36-8
4-Amino-2-[(4-amino-6-anilino-1,3,5-triazin-2-yl)methylthio]-5-pyrimidinecarboxylic acid ethyl ester
CAS 700862-36-8C17H18N8O2S
N-(4-(5-(Cyclopropylcarbamoyl)-2H-tetrazol-2-yl)phenyl)-4-propyl-1,2,3-thiadiazole-5-carboxamide chemical structure, C17H18N8O2S, CAS 1396849-45-8
N-(4-(5-(Cyclopropylcarbamoyl)-2H-tetrazol-2-yl)phenyl)-4-propyl-1,2,3-thiadiazole-5-carboxamide
CAS 1396849-45-8C17H18N8O2S
4-[(2,6-Diamino-3-pyridinyl)diazenyl]-N-(2,6-dimethylpyrimidin-4-yl)benzenesulfonamide chemical structure, C17H18N8O2S, CAS 18074-64-1
4-[(2,6-Diamino-3-pyridinyl)diazenyl]-N-(2,6-dimethylpyrimidin-4-yl)benzenesulfonamide
CAS 18074-64-1C17H18N8O2S

Frequently asked questions

What is the molar mass of C17H18N8O2S?

The molar mass of C17H18N8O2S is 398.44 g/mol, calculated from standard atomic weights for 17 carbon atoms, 18 hydrogen atoms, 8 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 398.1273 Da.

How many compounds have the formula C17H18N8O2S?

CompoundList lists 3 compounds with the molecular formula C17H18N8O2S, including 4-Amino-2-[(4-amino-6-anilino-1,3,5-triazin-2-yl)methylthio]-5-pyrimidinecarboxylic acid ethyl ester, N-(4-(5-(Cyclopropylcarbamoyl)-2H-tetrazol-2-yl)phenyl)-4-propyl-1,2,3-thiadiazole-5-carboxamide, 4-[(2,6-Diamino-3-pyridinyl)diazenyl]-N-(2,6-dimethylpyrimidin-4-yl)benzenesulfonamide. 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 C17H18N8O2S?

C17H18N8O2S has a degree of unsaturation of 13. 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.