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Molecular formula

C16H11N5O2

40 compounds have this formula on CompoundList.

Molar mass
305.30g/mol
Monoisotopic mass
305.0913Da
Atoms
34
Elements
4
Rings plus double bonds
14

The formula C16H11N5O2 describes a molecule made of 16 carbon atoms, 11 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. 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 × 1662.95%
    12.011 × 16 = 192.176 g/mol
  • H Hydrogen × 113.63%
    1.008 × 11 = 11.088 g/mol
  • N Nitrogen × 522.94%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 210.48%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C16H11N5O2

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

Showing 1 to 40 of 40 compounds

N-[3-(Tetrazol-1-yl)phenyl]-1-benzofuran-2-carboxamide chemical structure, C16H11N5O2, CAS 876700-67-3
N-[3-(Tetrazol-1-yl)phenyl]-1-benzofuran-2-carboxamide
CAS 876700-67-3C16H11N5O2
N-[3-([1,2,4]Triazolo[4,3-b]pyridazin-6-yl)phenyl]furan-2-carboxamide chemical structure, C16H11N5O2, CAS 894063-52-6
N-[3-([1,2,4]Triazolo[4,3-b]pyridazin-6-yl)phenyl]furan-2-carboxamide
CAS 894063-52-6C16H11N5O2
3-(4-Methylphenyl)-3'-pyridin-3-yl-5,5'-bi-1,2,4-oxadiazole chemical structure, C16H11N5O2, CAS 1775443-94-1
3-(4-Methylphenyl)-3'-pyridin-3-yl-5,5'-bi-1,2,4-oxadiazole
CAS 1775443-94-1C16H11N5O2
3-(2-Methylphenyl)-3'-pyridin-4-yl-5,5'-bi-1,2,4-oxadiazole chemical structure, C16H11N5O2, CAS 1775406-58-0
3-(2-Methylphenyl)-3'-pyridin-4-yl-5,5'-bi-1,2,4-oxadiazole
CAS 1775406-58-0C16H11N5O2
3-(4-Methylphenyl)-3'-pyridin-4-yl-5,5'-bi-1,2,4-oxadiazole chemical structure, C16H11N5O2, CAS 1775551-88-6
3-(4-Methylphenyl)-3'-pyridin-4-yl-5,5'-bi-1,2,4-oxadiazole
CAS 1775551-88-6C16H11N5O2
3-(4-Methylphenyl)-3'-pyridin-2-yl-5,5'-bi-1,2,4-oxadiazole chemical structure, C16H11N5O2, CAS 1775530-66-9
3-(4-Methylphenyl)-3'-pyridin-2-yl-5,5'-bi-1,2,4-oxadiazole
CAS 1775530-66-9C16H11N5O2
3-Methyl-10-(4-pyridinyl)benzo[g]pteridine-2,4(3H,10H)-dione chemical structure, C16H11N5O2, CAS 169124-65-6
3-Methyl-10-(4-pyridinyl)benzo[g]pteridine-2,4(3H,10H)-dione
CAS 169124-65-6C16H11N5O2
N-[4-(Tetrazol-1-yl)phenyl]-1-benzofuran-2-carboxamide chemical structure, C16H11N5O2, CAS 931648-73-6
N-[4-(Tetrazol-1-yl)phenyl]-1-benzofuran-2-carboxamide
CAS 931648-73-6C16H11N5O2
5-(1,3-Benzodioxol-5-yl)-3-(pyridin-2-ylmethyl)triazole-4-carbonitrile chemical structure, C16H11N5O2, CAS 1024269-87-1
5-(1,3-Benzodioxol-5-yl)-3-(pyridin-2-ylmethyl)triazole-4-carbonitrile
CAS 1024269-87-1C16H11N5O2
1-Methyl-7-nitro-5-phenyl-[1,2,4]triazolo[4,3-a]quinazoline chemical structure, C16H11N5O2, CAS 57370-25-9
1-Methyl-7-nitro-5-phenyl-[1,2,4]triazolo[4,3-a]quinazoline
CAS 57370-25-9C16H11N5O2
N-(6-(1H-Imidazol-1-yl)pyrimidin-4-yl)benzofuran-2-carboxamide chemical structure, C16H11N5O2, CAS 1448058-95-4
N-(6-(1H-Imidazol-1-yl)pyrimidin-4-yl)benzofuran-2-carboxamide
CAS 1448058-95-4C16H11N5O2
3,5-Dihydro-3-(((4-hydroxyphenyl)methylene)amino)-4H-1,2,3-triazino(5,4-b)indol-4-one chemical structure, C16H11N5O2, CAS 139953-76-7
3,5-Dihydro-3-(((4-hydroxyphenyl)methylene)amino)-4H-1,2,3-triazino(5,4-b)indol-4-one
CAS 139953-76-7C16H11N5O2
1-Phenyl-3,4-bis(1H-pyrazol-1-yl)-2,5-dihydro-1H-pyrrole-2,5-dione chemical structure, C16H11N5O2, CAS 125849-45-8
1-Phenyl-3,4-bis(1H-pyrazol-1-yl)-2,5-dihydro-1H-pyrrole-2,5-dione
CAS 125849-45-8C16H11N5O2
N-(5-(Furan-3-yl)-[1,2,4]triazolo[1,5-a]pyridin-2-yl)nicotinamide chemical structure, C16H11N5O2, CAS 1124380-72-8
N-(5-(Furan-3-yl)-[1,2,4]triazolo[1,5-a]pyridin-2-yl)nicotinamide
CAS 1124380-72-8C16H11N5O2
2-Amino-8-(2-pyridyl)pyrido[4,3-b][1,6]naphthyridine-1,9(2H,8H)-dione chemical structure, C16H11N5O2, CAS 1210529-79-5
2-Amino-8-(2-pyridyl)pyrido[4,3-b][1,6]naphthyridine-1,9(2H,8H)-dione
CAS 1210529-79-5C16H11N5O2
5-(3-Furyl)-3-(5-phenyl-1,3,4-oxadiazol-2-yl)pyrazin-2-amine chemical structure, C16H11N5O2, CAS 1232412-22-4
5-(3-Furyl)-3-(5-phenyl-1,3,4-oxadiazol-2-yl)pyrazin-2-amine
CAS 1232412-22-4C16H11N5O2
N-(1H-Benzo[d][1,2,3]triazol-5-yl)-5-phenyloxazole-2-carboxamide chemical structure, C16H11N5O2, CAS 1795297-04-9
N-(1H-Benzo[d][1,2,3]triazol-5-yl)-5-phenyloxazole-2-carboxamide
CAS 1795297-04-9C16H11N5O2
4-[4-(1H-Indazol-6-yl)phenyl]-1H-1,2,3-triazole-5-carboxylic acid chemical structure, C16H11N5O2, CAS 2641210-52-6
4-[4-(1H-Indazol-6-yl)phenyl]-1H-1,2,3-triazole-5-carboxylic acid
CAS 2641210-52-6C16H11N5O2
4-[4-(1H-Indazol-5-yl)phenyl]-1H-1,2,3-triazole-5-carboxylic acid chemical structure, C16H11N5O2, CAS 2641210-51-5
4-[4-(1H-Indazol-5-yl)phenyl]-1H-1,2,3-triazole-5-carboxylic acid
CAS 2641210-51-5C16H11N5O2
1H-Benzimidazole, 2-[2-(1H-imidazol-2-yl)phenyl]-5-nitro- chemical structure, C16H11N5O2, CAS 824394-56-1
1H-Benzimidazole, 2-[2-(1H-imidazol-2-yl)phenyl]-5-nitro-
CAS 824394-56-1C16H11N5O2
7-(4-Acetylphenyl)pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one chemical structure, C16H11N5O2, CAS 1030462-23-7
7-(4-Acetylphenyl)pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one
CAS 1030462-23-7C16H11N5O2
N-(6-(1H-Pyrazol-1-yl)pyrimidin-4-yl)benzofuran-2-carboxamide chemical structure, C16H11N5O2, CAS 1428372-72-8
N-(6-(1H-Pyrazol-1-yl)pyrimidin-4-yl)benzofuran-2-carboxamide
CAS 1428372-72-8C16H11N5O2
N-(Pyrazolo[1,5-a]pyridin-5-yl)-5-(pyridin-3-yl)isoxazole-3-carboxamide chemical structure, C16H11N5O2, CAS 2034486-70-7
N-(Pyrazolo[1,5-a]pyridin-5-yl)-5-(pyridin-3-yl)isoxazole-3-carboxamide
CAS 2034486-70-7C16H11N5O2
2-[(1-Phenyl-1H-tetrazol-5-yl)methyl]-1H-isoindole-1,3(2H)-dione chemical structure, C16H11N5O2, CAS 856830-90-5
2-[(1-Phenyl-1H-tetrazol-5-yl)methyl]-1H-isoindole-1,3(2H)-dione
CAS 856830-90-5C16H11N5O2

Frequently asked questions

What is the molar mass of C16H11N5O2?

The molar mass of C16H11N5O2 is 305.30 g/mol, calculated from standard atomic weights for 16 carbon atoms, 11 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 305.0913 Da.

How many compounds have the formula C16H11N5O2?

CompoundList lists 40 compounds with the molecular formula C16H11N5O2, including N-[3-(Tetrazol-1-yl)phenyl]-1-benzofuran-2-carboxamide, N-[3-([1,2,4]Triazolo[4,3-b]pyridazin-6-yl)phenyl]furan-2-carboxamide, 3-(4-Methylphenyl)-3'-pyridin-3-yl-5,5'-bi-1,2,4-oxadiazole. 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 C16H11N5O2?

C16H11N5O2 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.