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Molecular formula

C16H9N3O3S

13 compounds have this formula on CompoundList.

Molar mass
323.33g/mol
Monoisotopic mass
323.0365Da
Atoms
32
Elements
5
Rings plus double bonds
14

The formula C16H9N3O3S describes a molecule made of 16 carbon atoms, 9 hydrogen atoms, 3 nitrogen atoms, 3 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 × 1659.44%
    12.011 × 16 = 192.176 g/mol
  • H Hydrogen × 92.81%
    1.008 × 9 = 9.072 g/mol
  • N Nitrogen × 313.00%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 314.84%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 19.92%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C16H9N3O3S

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

Showing 1 to 13 of 13 compounds

N-(1,3-Dioxo-5-isoindolyl)-1,3-benzothiazole-6-carboxamide chemical structure, C16H9N3O3S, CAS 683235-89-4
N-(1,3-Dioxo-5-isoindolyl)-1,3-benzothiazole-6-carboxamide
CAS 683235-89-4C16H9N3O3S
5-(2-Hydroxy-benzoyl)-2-oxo-1-thiazol-2-yl-1,2-dihydro-pyridine-3-carbonitrile chemical structure, C16H9N3O3S, CAS 725717-42-0
5-(2-Hydroxy-benzoyl)-2-oxo-1-thiazol-2-yl-1,2-dihydro-pyridine-3-carbonitrile
CAS 725717-42-0C16H9N3O3S
(2Z)-2-[(4-Nitrophenyl)methylidene]-[1,3]thiazolo[3,2-a]benzimidazol-1-one chemical structure, C16H9N3O3S, CAS 41776-81-2
(2Z)-2-[(4-Nitrophenyl)methylidene]-[1,3]thiazolo[3,2-a]benzimidazol-1-one
CAS 41776-81-2C16H9N3O3S
(2Z)-2-[(3-Nitrophenyl)methylidene]-[1,3]thiazolo[3,2-a]benzimidazol-1-one chemical structure, C16H9N3O3S, CAS 124301-11-7
(2Z)-2-[(3-Nitrophenyl)methylidene]-[1,3]thiazolo[3,2-a]benzimidazol-1-one
CAS 124301-11-7C16H9N3O3S
(2Z)-2-(2-Nitrobenzylidene)[1,3]thiazolo[3,2-a]benzimidazol-3(2H)-one chemical structure, C16H9N3O3S, CAS 41776-79-8
(2Z)-2-(2-Nitrobenzylidene)[1,3]thiazolo[3,2-a]benzimidazol-3(2H)-one
CAS 41776-79-8C16H9N3O3S
(2E)-2-[4-(Furan-2-yl)-1,3-thiazol-2-yl]-3-(4-nitrophenyl)prop-2-enenitrile chemical structure, C16H9N3O3S, CAS 868154-83-0
(2E)-2-[4-(Furan-2-yl)-1,3-thiazol-2-yl]-3-(4-nitrophenyl)prop-2-enenitrile
CAS 868154-83-0C16H9N3O3S
N-(1,3-Dioxoisoindolin-5-yl)benzo[d]thiazole-2-carboxamide chemical structure, C16H9N3O3S, CAS 683235-40-7
N-(1,3-Dioxoisoindolin-5-yl)benzo[d]thiazole-2-carboxamide
CAS 683235-40-7C16H9N3O3S
(E)-3-(5-Nitrofuran-2-yl)-2-(4-phenylthiazol-2-yl)acrylonitrile chemical structure, C16H9N3O3S, CAS 303786-02-9
(E)-3-(5-Nitrofuran-2-yl)-2-(4-phenylthiazol-2-yl)acrylonitrile
CAS 303786-02-9C16H9N3O3S
(2Z)-3-(Furan-2-yl)-2-[4-(3-nitrophenyl)-1,3-thiazol-2-yl]prop-2-enenitrile chemical structure, C16H9N3O3S, CAS 476675-00-0
(2Z)-3-(Furan-2-yl)-2-[4-(3-nitrophenyl)-1,3-thiazol-2-yl]prop-2-enenitrile
CAS 476675-00-0C16H9N3O3S
2-(5-Nitro-1-benzothiophen-2-yl)-5-phenyl-1,3,4-oxadiazole chemical structure, C16H9N3O3S, CAS 477847-60-2
2-(5-Nitro-1-benzothiophen-2-yl)-5-phenyl-1,3,4-oxadiazole
CAS 477847-60-2C16H9N3O3S
4-Cyano-N-([1,3]dioxolo[4,5-f][1,3]benzothiazol-6-yl)benzamide chemical structure, C16H9N3O3S, CAS 892856-29-0
4-Cyano-N-([1,3]dioxolo[4,5-f][1,3]benzothiazol-6-yl)benzamide
CAS 892856-29-0C16H9N3O3S
2-(3-Nitrophenyl)benzo[d]imidazo[2,1-b]thiazole-3-carbaldehyde chemical structure, C16H9N3O3S, CAS 727652-17-7
2-(3-Nitrophenyl)benzo[d]imidazo[2,1-b]thiazole-3-carbaldehyde
CAS 727652-17-7C16H9N3O3S
2-(4-Nitrophenyl)benzo[d]imidazo[2,1-b]thiazole-3-carbaldehyde chemical structure, C16H9N3O3S, CAS 727652-18-8
2-(4-Nitrophenyl)benzo[d]imidazo[2,1-b]thiazole-3-carbaldehyde
CAS 727652-18-8C16H9N3O3S

Frequently asked questions

What is the molar mass of C16H9N3O3S?

The molar mass of C16H9N3O3S is 323.33 g/mol, calculated from standard atomic weights for 16 carbon atoms, 9 hydrogen atoms, 3 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 323.0365 Da.

How many compounds have the formula C16H9N3O3S?

CompoundList lists 13 compounds with the molecular formula C16H9N3O3S, including N-(1,3-Dioxo-5-isoindolyl)-1,3-benzothiazole-6-carboxamide, 5-(2-Hydroxy-benzoyl)-2-oxo-1-thiazol-2-yl-1,2-dihydro-pyridine-3-carbonitrile, (2Z)-2-[(4-Nitrophenyl)methylidene]-[1,3]thiazolo[3,2-a]benzimidazol-1-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 C16H9N3O3S?

C16H9N3O3S has a degree of unsaturation of 14. 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.