Molecular formula
C13H11N5O
90 compounds have this formula on CompoundList.
- Molar mass
- 253.26g/mol
- Monoisotopic mass
- 253.0964Da
- Atoms
- 30
- Elements
- 4
- Rings plus double bonds
- 11
The formula C13H11N5O describes a molecule made of 13 carbon atoms, 11 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 × 1361.65%12.011 × 13 = 156.143 g/mol
- H Hydrogen × 114.38%1.008 × 11 = 11.088 g/mol
- N Nitrogen × 527.65%14.007 × 5 = 70.035 g/mol
- O Oxygen × 16.32%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C13H11N5O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 90 of 90 compounds
![4-[2-(4-Methylphenyl)hydrazinyl]benzotriazol-5-one chemical structure, C13H11N5O, CAS 7467-28-9](/s/LYJIGLUCSHCFJC-UHFFFAOYSA-N.svg)
4-[2-(4-Methylphenyl)hydrazinyl]benzotriazol-5-one
CAS 7467-28-9C13H11N5O
![6-Amino-3-methyl-4-(3-pyridinyl)-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile chemical structure, C13H11N5O, CAS 132813-99-1](/s/VYGIWUNRWYXGJY-UHFFFAOYSA-N.svg)
6-Amino-3-methyl-4-(3-pyridinyl)-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile
CAS 132813-99-1C13H11N5O
![4-{2-[(E)-(4H-1,2,4-Triazol-4-ylimino)methyl]-1H-pyrrol-1-yl}phenol chemical structure, C13H11N5O, CAS 444545-01-1](/s/CWVHXBBIXWGQBP-LZYBPNLTSA-N.svg)
4-{2-[(E)-(4H-1,2,4-Triazol-4-ylimino)methyl]-1H-pyrrol-1-yl}phenol
CAS 444545-01-1C13H11N5O
6-(1H-1,3-Benzodiazol-1-yl)-N'-hydroxypyridine-3-carboximidamide
CAS 1017047-94-7C13H11N5O
![N-Benzyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxamide chemical structure, C13H11N5O, CAS 382621-91-2](/s/MIWHLWUUZPHNQW-UHFFFAOYSA-N.svg)
N-Benzyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxamide
CAS 382621-91-2C13H11N5O
![2-[(1-Phenyl-1H-tetrazol-5-yl)oxy]aniline chemical structure, C13H11N5O, CAS 610261-68-2](/s/DREQLIQBUZTFAB-UHFFFAOYSA-N.svg)
2-[(1-Phenyl-1H-tetrazol-5-yl)oxy]aniline
CAS 610261-68-2C13H11N5O
N-Methyl-5-(3-phenyl-1,2,4-oxadiazol-5-yl)pyrimidin-4-amine
CAS 1775557-55-5C13H11N5O
3-Amino-N-(1H-indol-5-yl)pyrazine-2-carboxamide
CAS 1845749-78-1C13H11N5O
![4-(2-Furyl)-1,4-dihydro[1,3,5]triazino[1,2-a]benzimidazol-2-amine chemical structure, C13H11N5O, CAS 305851-85-8](/s/SZVHEKCVJYJHNS-UHFFFAOYSA-N.svg)
4-(2-Furyl)-1,4-dihydro[1,3,5]triazino[1,2-a]benzimidazol-2-amine
CAS 305851-85-8C13H11N5O
![2-(2-Oxo-1,2-dihydropyridin-3-yl)-1H-benzo[d]imidazole-6-carboximidamide chemical structure, C13H11N5O, CAS 348635-97-2](/s/PUOKYJMONGPAIM-UHFFFAOYSA-N.svg)
2-(2-Oxo-1,2-dihydropyridin-3-yl)-1H-benzo[d]imidazole-6-carboximidamide
CAS 348635-97-2C13H11N5O
11H-1,2,4-Triazolo(4',3':2,3)pyridazino(4,5-b)indole, 8-methoxy-3-methyl-
CAS 107891-14-5C13H11N5O
2-(6-Amino-7H-purin-7-yl)-1-phenylethanone
CAS 344340-00-7C13H11N5O
![6-Amino-3-methyl-4-(4-pyridinyl)-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile chemical structure, C13H11N5O, CAS 106753-78-0](/s/SSECTZQWGHOJHV-UHFFFAOYSA-N.svg)
6-Amino-3-methyl-4-(4-pyridinyl)-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile
CAS 106753-78-0C13H11N5O
Urea, N-1H-benzotriazol-6-yl-N'-phenyl-
CAS 18811-70-6C13H11N5O
![2-[3-(3-Methoxyphenyl)-1H-1,2,4-triazol-5-yl]pyrazine chemical structure, C13H11N5O, CAS 159053-07-3](/s/VBSNIWLAYCAIMY-UHFFFAOYSA-N.svg)
2-[3-(3-Methoxyphenyl)-1H-1,2,4-triazol-5-yl]pyrazine
CAS 159053-07-3C13H11N5O
![N-(4-(3H-[1,2,3]Triazolo[4,5-b]pyridin-3-yl)phenyl)acetamide chemical structure, C13H11N5O, CAS 62490-30-6](/s/FVVPBQFVIUFIHU-UHFFFAOYSA-N.svg)
N-(4-(3H-[1,2,3]Triazolo[4,5-b]pyridin-3-yl)phenyl)acetamide
CAS 62490-30-6C13H11N5O
2-(5-(4-Methoxyphenyl)-1H-1,2,4-triazol-3-yl)pyrazine
CAS 159053-06-2C13H11N5O
![2-Pyridin-3-yl-4,5,6,7-tetrahydro-8H-cyclopenta[d][1,2,4]triazolo[1,5-a]pyrimidin-8-one chemical structure, C13H11N5O, CAS 827002-02-8](/s/WRDCDFALHIJSGW-UHFFFAOYSA-N.svg)
2-Pyridin-3-yl-4,5,6,7-tetrahydro-8H-cyclopenta[d][1,2,4]triazolo[1,5-a]pyrimidin-8-one
CAS 827002-02-8C13H11N5O
N-(9-Methyl-9H-purin-6-yl)benzamide
CAS 51008-78-7C13H11N5O
4-((5-Methylpyrazin-2-yl)amino)quinazolin-6-ol
CAS 865664-02-4C13H11N5O
![1-[7-Methyl-2-(pyridin-3-yl)[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]ethanone chemical structure, C13H11N5O, CAS 878994-18-4](/s/GXICWILIGXKWEY-UHFFFAOYSA-N.svg)
1-[7-Methyl-2-(pyridin-3-yl)[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]ethanone
CAS 878994-18-4C13H11N5O
![1-[7-Methyl-2-(pyridin-4-yl)[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]ethanone chemical structure, C13H11N5O, CAS 878994-19-5](/s/GDXWTGDEBXIZDL-UHFFFAOYSA-N.svg)
1-[7-Methyl-2-(pyridin-4-yl)[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]ethanone
CAS 878994-19-5C13H11N5O
![2-Amino-1-(2-hydroxyethyl)pyrrolo[3,2-b]quinoxaline-3-carbonitrile chemical structure, C13H11N5O, CAS 30267-31-3](/s/AIKYYLCTLARRAM-UHFFFAOYSA-N.svg)
2-Amino-1-(2-hydroxyethyl)pyrrolo[3,2-b]quinoxaline-3-carbonitrile
CAS 30267-31-3C13H11N5O
![1-[4-(7H-Purin-6-ylamino)phenyl]ethanone chemical structure, C13H11N5O, CAS 881050-92-6](/s/YWVIUUSQZLAGEL-UHFFFAOYSA-N.svg)
1-[4-(7H-Purin-6-ylamino)phenyl]ethanone
CAS 881050-92-6C13H11N5O
- 2-((3-(Pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)methyl)aniline1497256-46-8C13H11N5O
- 1H-Pyrazole-4-carboxamide, 5-cyano-N-cyclopropyl-1-(2-pyridinyl)-98476-65-4C13H11N5O
- 1H-Tetrazole-5-acetamide, N-1-naphthalenyl-70786-33-3C13H11N5O
- N-{4-[(1E)-{[(1Z)-2-amino-1,2-dicyanoeth-1-en-1-yl]imino}methyl]phenyl}acetamide933949-52-1C13H11N5O
- 1-[4-Phenyl-3-(4H-1,2,4-triazol-4-yl)-1H-pyrazol-1-yl]ethan-1-one62538-06-1C13H11N5O
- N-([1,2,4]Triazolo[4,3-a]pyridin-3-ylmethyl)pyridine-2-carboxamide1327495-71-5C13H11N5O
- (5-Aminopyridin-3-yl)(7-methyl-7H-pyrrolo[2,3-d]pyrimidin-5-yl)methanone1402445-69-5C13H11N5O
- 3-(3-(2H-1,2,3-Triazol-2-yl)azetidine-1-carbonyl)benzonitrile2319851-00-6C13H11N5O
- N-Hydroxy-4-(3H-imidazo[4,5-b]pyridin-2-yl)benzimidamide1256486-30-2C13H11N5O
- N'-Phenylbenzotriazole-1-carbohydrazide303776-22-9C13H11N5O
- N-(5-Methylpyridin-2-yl)pyrazolo[1,5-a]pyrimidine-2-carboxamide678984-00-4C13H11N5O
- N-9H-Purin-6-ylbenzeneacetamide106377-61-1C13H11N5O
- N-(3-Amino-1H-pyrazolo[3,4-b]pyridin-5-yl)benzamide583039-83-2C13H11N5O
- 2-Amino-N-(1H-pyrazolo[3,4-b]pyridin-4-yl)benzamide370589-07-4C13H11N5O
- 2-Hydrazinyl-4-(3-phenyl-1,2,4-oxadiazol-5-yl)pyridine1338658-83-5C13H11N5O
- 2-Hydrazinyl-5-(3-phenyl-1,2,4-oxadiazol-5-yl)pyridine1338690-33-7C13H11N5O
- 2-Hydrazinyl-3-(3-phenyl-1,2,4-oxadiazol-5-yl)pyridine1338652-10-0C13H11N5O
- 5-(2-Furyl)-6-pyridin-4-ylpyrazine-2,3-diamine925677-13-0C13H11N5O
- 1-Phenyl-3-(pyrazolo[1,5-a]pyrimidin-6-yl)urea2034621-45-7C13H11N5O
- 3-(3-(1H-1,2,3-Triazol-1-yl)azetidine-1-carbonyl)benzonitrile2034265-79-5C13H11N5O
- N-Hydroxy-3-(3H-imidazo[4,5-b]pyridin-2-yl)benzimidamide1256486-26-6C13H11N5O
- Pyridine, 2-[[4-(2H-tetrazol-5-yl)phenoxy]methyl]-2808241-28-1C13H11N5O
- N-(4-Methylpyridin-2-yl)pyrazolo[1,5-a]pyrimidine-2-carboxamide677769-36-7C13H11N5O
- 2-[2-(3-Methoxyphenyl)-2H-tetrazol-5-yl]pyridine507268-21-5C13H11N5O
- 2-[2-(2-Methoxyphenyl)-2H-tetrazol-5-yl]pyridine507268-28-2C13H11N5O
- 4-Amino-N-(1H-pyrazolo[3,4-b]pyridin-4-yl)benzamide370589-25-6C13H11N5O
- N-(1H-Benzo[d]imidazol-2-yl)-4-methylpyrimidine-2-carboxamide1286711-92-9C13H11N5O
- 4-Methoxy-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile1207836-01-8C13H11N5O
- 2-[2-(4-Methoxyphenyl)-2H-tetrazol-5-yl]pyridine507268-34-0C13H11N5O
- 1-(2-Methyl-pyrimidin-4-yl)-2-[1,2,4]triazolo[1,5-a]pyridin-6-yl-ethanone878760-46-4C13H11N5O
- N-Hydroxy-3-(3H-imidazo[4,5-b]pyridin-2-yl)benzimidamideC13H11N5O
- (Z)-N'-Hydroxy-3-(imidazo[1,2-b]pyridazin-2-yl)benzimidamide1245652-74-7C13H11N5O
- 2-Hydrazinyl-6-(3-phenyl-1,2,4-oxadiazol-5-yl)pyridine2415534-12-0C13H11N5O
- N-(1-Cyanocyclopropyl)-1-phenyl-1,2,4-triazole-3-carboxamide2418706-81-5C13H11N5O
- N-(3-Methylpyridin-2-yl)pyrazolo[1,5-a]pyrimidine-2-carboxamide679415-99-7C13H11N5O
- 1H-Pyrrolo[3,2-b]pyridine-3-carboxamide, 6-methyl-N-pyrazinyl-533911-10-3C13H11N5O
- 3H-Naphth[1,2-d]imidazole-3-ethanol, 2-azido-63277-36-1C13H11N5O
- 4-[(1-Phenyl-1H-tetrazol-5-yl)oxy]aniline17743-28-1C13H11N5O
- Pyrano[2,3-c]pyrazole-5-carbonitrile, 3,6-diamino-1,4-dihydro-4-phenyl-89814-95-9C13H11N5O
- 3-Ethenyl-7-methyl-8-phenylpyrazolo[5,1-d]-1,2,3,5-tetrazin-4(3H)-one109012-98-8C13H11N5O
- 2-Methoxy-5-(1-pyridin-3-yl-1H-[1,2,3]triazol-4-yl)-pyridine1215004-98-0C13H11N5O
- 5-(5-Amino-1H-indol-1-yl)-2-pyrazinecarboxamide1049022-25-4C13H11N5O
- 3-(7-Aza-2-benzimidazolyl)benzamidoximeC13H11N5O
- N-[(Pyridin-3-yl)methyl]imidazo[1,2-b]pyridazine-6-carboxamide2415533-73-0C13H11N5O
- 4-Methoxy-7-phenyl-2-pteridinamine25716-34-1C13H11N5O
- 4-{[1-(Pyrazin-2-yl)azetidin-3-yl]oxy}pyridine-2-carbonitrile2877705-94-5C13H11N5O
- 2-Amino-8-methyl-6-phenylpyrimido[4,5-d]pyridazin-5(6H)-one62327-90-6C13H11N5O
- 4-[2-(4-Methoxyphenyl)-2H-tetrazol-5-yl]pyridine70027-22-4C13H11N5O
- 3-[5-(4-Methoxyphenyl)-2H-tetrazol-2-yl]pyridine70027-28-0C13H11N5O
- [1-(2-Phenylpyrimidin-4-yl)-1H-1,2,3-triazol-4-yl]methanol88236-23-1C13H11N5O
- [1-(2-Phenylpyrimidin-4-yl)-1H-1,2,3-triazol-5-yl]methanol88236-29-7C13H11N5O
- [1-(6-Phenylpyrimidin-4-yl)-1H-1,2,3-triazol-4-yl]methanol88236-25-3C13H11N5O
- [1-(6-Phenylpyrimidin-4-yl)-1H-1,2,3-triazol-5-yl]methanol88236-31-1C13H11N5O
- 6-Methyl-3-(3-methylphenyl)pyridazino[4,5-e][1,2,4]triazin-5(6H)-one92930-94-4C13H11N5O
- Pyrazolo[1,5-a]pyrimidin-7(4H)-one,2-cyclopropyl-5-pyrazinyl-893447-47-7C13H11N5O
- 3-Amino-2,4-dicyano-5-phenylpenta-2,4-dienehydrazide96239-89-3C13H11N5O
- 4-(2,3-Dihydrobenzofuran-7-yl)-1H-pyrazolo[3,4-d]pyrimidin-6-amine1773428-81-1C13H11N5O
- (Z)-N-Hydroxy-3-(imidazo[1,2-b]pyridazin-2-yl)benzimidamideC13H11N5O
- N-(4-Methylpyridin-2-yl)imidazo[1,2-b]pyridazine-6-carboxamide2415632-61-8C13H11N5O
- N-(4-Methylpyridin-3-yl)imidazo[1,2-b]pyridazine-6-carboxamide2415472-95-4C13H11N5O
- 7-Cyclopropyl-2-(pyrimidin-2-yl)-[1,2,4]triazolo[1,5-a]pyridin-5-ol2137657-87-3C13H11N5O
- 1-(3-Methylphenyl)-3-(1H-1,2,4-triazol-1-yl)-1,2-dihydropyrazin-2-one3054611-31-0C13H11N5O
- 3-[2-(4-Methoxyphenyl)-2H-tetrazol-5-yl]pyridine2383046-33-9C13H11N5O
- Pyrazolo[1,5-a]pyrimidine-3-carboxamide,2-methyl-7-(4-pyridinyl)-138254-46-3C13H11N5O
- 2-Methyl-N-(1H-pyrazolo[3,4-b]pyridin-4-yl)pyridine-3-carboxamide501442-06-4C13H11N5O
- N-(Benzotriazol-1-ylmethyl)pyridine-3-carboxamide164299-71-2C13H11N5O
Frequently asked questions
What is the molar mass of C13H11N5O?
The molar mass of C13H11N5O is 253.26 g/mol, calculated from standard atomic weights for 13 carbon atoms, 11 hydrogen atoms, 5 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 253.0964 Da.
How many compounds have the formula C13H11N5O?
CompoundList lists 90 compounds with the molecular formula C13H11N5O, including 4-[2-(4-Methylphenyl)hydrazinyl]benzotriazol-5-one, 6-Amino-3-methyl-4-(3-pyridinyl)-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile, 4-{2-[(E)-(4H-1,2,4-Triazol-4-ylimino)methyl]-1H-pyrrol-1-yl}phenol. 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 C13H11N5O?
C13H11N5O has a degree of unsaturation of 11. 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.