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Molecular formula

C14H9N5O

22 compounds have this formula on CompoundList.

Molar mass
263.26g/mol
Monoisotopic mass
263.0807Da
Atoms
29
Elements
4
Rings plus double bonds
13

The formula C14H9N5O describes a molecule made of 14 carbon atoms, 9 hydrogen atoms, 5 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 × 1463.87%
    12.011 × 14 = 168.154 g/mol
  • H Hydrogen × 93.45%
    1.008 × 9 = 9.072 g/mol
  • N Nitrogen × 526.60%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 16.08%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C14H9N5O

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

Showing 1 to 22 of 22 compounds

4-Phenyltetrazolo[1,5-a]quinazolin-5(4H)-one chemical structure, C14H9N5O, CAS 59342-38-0
4-Phenyltetrazolo[1,5-a]quinazolin-5(4H)-one
CAS 59342-38-0C14H9N5O
2-(Pyridin-4-yl)1,2,4-triazolo[1,5-c]quinazolin-5(6H)-one chemical structure, C14H9N5O, CAS 104614-90-6
2-(Pyridin-4-yl)1,2,4-triazolo[1,5-c]quinazolin-5(6H)-one
CAS 104614-90-6C14H9N5O
2-Amino-6-phenylethynyl-3H-pteridin-4-one chemical structure, C14H9N5O, CAS 108473-04-7
2-Amino-6-phenylethynyl-3H-pteridin-4-one
CAS 108473-04-7C14H9N5O
2-(2-Furyl)-7-(2-pyridyl)[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C14H9N5O, CAS 1351252-00-0
2-(2-Furyl)-7-(2-pyridyl)[1,2,4]triazolo[1,5-a]pyrimidine
CAS 1351252-00-0C14H9N5O
3-Cyano-N-(pyrazolo[1,5-a]pyrimidin-6-yl)benzamide chemical structure, C14H9N5O, CAS 2034621-04-8
3-Cyano-N-(pyrazolo[1,5-a]pyrimidin-6-yl)benzamide
CAS 2034621-04-8C14H9N5O
8-(2,1,3-Benzoxadiazol-5-yl)-1,7-naphthyridin-6-amine chemical structure, C14H9N5O, CAS 426268-10-2
8-(2,1,3-Benzoxadiazol-5-yl)-1,7-naphthyridin-6-amine
CAS 426268-10-2C14H9N5O
5-(Imidazo[1,5-a]pyridin-6-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 1198758-46-1
5-(Imidazo[1,5-a]pyridin-6-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole
CAS 1198758-46-1C14H9N5O
3-(Pyridin-3-yl)-5-(1H-pyrrolo[2,3-b]pyridin-5-yl)-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 1073461-31-0
3-(Pyridin-3-yl)-5-(1H-pyrrolo[2,3-b]pyridin-5-yl)-1,2,4-oxadiazole
CAS 1073461-31-0C14H9N5O
3-(Imidazo[1,2-a]pyridin-6-yl)-5-(pyridin-3-yl)-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 1073461-35-4
3-(Imidazo[1,2-a]pyridin-6-yl)-5-(pyridin-3-yl)-1,2,4-oxadiazole
CAS 1073461-35-4C14H9N5O
5-(1H-Indazol-5-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 1073461-39-8
5-(1H-Indazol-5-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole
CAS 1073461-39-8C14H9N5O
2-(4-Cyanopyridin-2-yl)-4-pyridin-3-yl-1,2-dihydro-3H-pyrazol-3-one chemical structure, C14H9N5O, CAS 913839-18-6
2-(4-Cyanopyridin-2-yl)-4-pyridin-3-yl-1,2-dihydro-3H-pyrazol-3-one
CAS 913839-18-6C14H9N5O
5-(1H-Benzo[d]imidazol-5-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 1070687-51-2
5-(1H-Benzo[d]imidazol-5-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole
CAS 1070687-51-2C14H9N5O
6-(1H-Pyrrolo[2,3-b]pyridin-5-yl)-3H-pyrido[3,2-d]pyrimidin-4-one chemical structure, C14H9N5O, CAS 1373622-03-7
6-(1H-Pyrrolo[2,3-b]pyridin-5-yl)-3H-pyrido[3,2-d]pyrimidin-4-one
CAS 1373622-03-7C14H9N5O
7-Phenylpyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one chemical structure, C14H9N5O, CAS 1030502-74-9
7-Phenylpyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one
CAS 1030502-74-9C14H9N5O
6-(4-Azidoquinazolin-2(1H)-ylidene)cyclohexa-2,4-dien-1-one chemical structure, C14H9N5O, CAS 63399-60-0
6-(4-Azidoquinazolin-2(1H)-ylidene)cyclohexa-2,4-dien-1-one
CAS 63399-60-0C14H9N5O
2-(2-Azidophenyl)quinazolin-4(1H)-one chemical structure, C14H9N5O, CAS 62786-12-3
2-(2-Azidophenyl)quinazolin-4(1H)-one
CAS 62786-12-3C14H9N5O
N-(2-Cyanophenyl)imidazo[1,2-b]pyridazine-6-carboxamide chemical structure, C14H9N5O, CAS 2415601-45-3
N-(2-Cyanophenyl)imidazo[1,2-b]pyridazine-6-carboxamide
CAS 2415601-45-3C14H9N5O
3-Phenyl-5-{[1,2,4]triazolo[4,3-a]pyridin-8-yl}-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 2549055-42-5
3-Phenyl-5-{[1,2,4]triazolo[4,3-a]pyridin-8-yl}-1,2,4-oxadiazole
CAS 2549055-42-5C14H9N5O
3-Phenyl-5-{[1,2,4]triazolo[4,3-a]pyridin-7-yl}-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 2415490-87-6
3-Phenyl-5-{[1,2,4]triazolo[4,3-a]pyridin-7-yl}-1,2,4-oxadiazole
CAS 2415490-87-6C14H9N5O
3-Phenyl-5-{[1,2,4]triazolo[4,3-a]pyridin-6-yl}-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 2415602-11-6
3-Phenyl-5-{[1,2,4]triazolo[4,3-a]pyridin-6-yl}-1,2,4-oxadiazole
CAS 2415602-11-6C14H9N5O
3-Phenyl-5-{[1,2,4]triazolo[4,3-a]pyridin-5-yl}-1,2,4-oxadiazole chemical structure, C14H9N5O, CAS 2415518-06-6
3-Phenyl-5-{[1,2,4]triazolo[4,3-a]pyridin-5-yl}-1,2,4-oxadiazole
CAS 2415518-06-6C14H9N5O
6-[3-(3-Pyridinyl)-1,2,4-oxadiazol-5-yl]imidazo[1,2-a]pyridine chemical structure, C14H9N5O, CAS 1073461-21-8
6-[3-(3-Pyridinyl)-1,2,4-oxadiazol-5-yl]imidazo[1,2-a]pyridine
CAS 1073461-21-8C14H9N5O

Frequently asked questions

What is the molar mass of C14H9N5O?

The molar mass of C14H9N5O is 263.26 g/mol, calculated from standard atomic weights for 14 carbon atoms, 9 hydrogen atoms, 5 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 263.0807 Da.

How many compounds have the formula C14H9N5O?

CompoundList lists 22 compounds with the molecular formula C14H9N5O, including 4-Phenyltetrazolo[1,5-a]quinazolin-5(4H)-one, 2-(Pyridin-4-yl)1,2,4-triazolo[1,5-c]quinazolin-5(6H)-one, 2-Amino-6-phenylethynyl-3H-pteridin-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 C14H9N5O?

C14H9N5O 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.