Molecular formula
C12H13N5O
89 compounds have this formula on CompoundList.
- Molar mass
- 243.27g/mol
- Monoisotopic mass
- 243.1120Da
- Atoms
- 31
- Elements
- 4
- Rings plus double bonds
- 9
The formula C12H13N5O describes a molecule made of 12 carbon atoms, 13 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 × 1259.25%12.011 × 12 = 144.132 g/mol
- H Hydrogen × 135.39%1.008 × 13 = 13.104 g/mol
- N Nitrogen × 528.79%14.007 × 5 = 70.035 g/mol
- O Oxygen × 16.58%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C12H13N5O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 89 of 89 compounds
![N-[4-(1H-1,2,3,4-Tetrazol-1-yl)phenyl]cyclobutanecarboxamide chemical structure, C12H13N5O, CAS 606096-31-5](/s/RUSZWJCTEFVRHG-UHFFFAOYSA-N.svg)
N-[4-(1H-1,2,3,4-Tetrazol-1-yl)phenyl]cyclobutanecarboxamide
CAS 606096-31-5C12H13N5O
![3-Benzyl-5-(4,5-dihydro-oxazol-2-yl)-3H-[1,2,3]triazol-4-ylamine chemical structure, C12H13N5O, CAS 126537-90-4](/s/OEABJCWBQDFEHZ-UHFFFAOYSA-N.svg)
3-Benzyl-5-(4,5-dihydro-oxazol-2-yl)-3H-[1,2,3]triazol-4-ylamine
CAS 126537-90-4C12H13N5O
![5-Methyl-N-[(Z)-1-pyridin-4-ylethylideneamino]-1H-pyrazole-3-carboxamide chemical structure, C12H13N5O, CAS 634882-68-1](/s/ODBBYZJRIZXJDG-DHDCSXOGSA-N.svg)
5-Methyl-N-[(Z)-1-pyridin-4-ylethylideneamino]-1H-pyrazole-3-carboxamide
CAS 634882-68-1C12H13N5O
2-Amino-4-hydroxymethyl-3,8-dimethylimidazo(4,5-f)quinoxaline
CAS 153954-29-1C12H13N5O
![1-Methyl-N-[(Z)-1-pyridin-4-ylethylideneamino]pyrazole-3-carboxamide chemical structure, C12H13N5O, CAS 955858-29-4](/s/YGBLRDHAZVFHRM-ZROIWOOFSA-N.svg)
1-Methyl-N-[(Z)-1-pyridin-4-ylethylideneamino]pyrazole-3-carboxamide
CAS 955858-29-4C12H13N5O
N-(1,6-Dihydro-4-methyl-6-oxo-2-pyrimidinyl)-N'-phenylguanidine
CAS 16018-52-3C12H13N5O
![4-(1-Isopropyl-1H-benzo[d]imidazol-2-yl)-1,2,5-oxadiazol-3-amine chemical structure, C12H13N5O, CAS 296789-97-4](/s/OOQLAKYHQPZMKP-UHFFFAOYSA-N.svg)
4-(1-Isopropyl-1H-benzo[d]imidazol-2-yl)-1,2,5-oxadiazol-3-amine
CAS 296789-97-4C12H13N5O
2-Amino-6-phenyl-5,6,7,8-tetrahydro-3H-pteridin-4-one
CAS 61539-50-2C12H13N5O
Formamide, N-cyclopropyl-N-(9-cyclopropyl-9H-purin-6-yl)-
CAS 195252-43-8C12H13N5O
![2-(2-Aminopyrimidin-4-yl)-1-methyl-1H,4H,5H,6H,7H-pyrrolo[3,2-c]pyridin-4-one chemical structure, C12H13N5O, CAS 942425-38-9](/s/VTAVRVCPEAWQKL-UHFFFAOYSA-N.svg)
2-(2-Aminopyrimidin-4-yl)-1-methyl-1H,4H,5H,6H,7H-pyrrolo[3,2-c]pyridin-4-one
CAS 942425-38-9C12H13N5O
3-Amino-6-methyl-N-(6-methyl-2-pyridinyl)-2-pyrazinecarboxamide
CAS 848187-35-9C12H13N5O
(Z)-N-((1-Phenyl-1H-tetrazol-5-yl)methyl)but-2-enamide
CAS 941922-00-5C12H13N5O
![7-Amino-1,2,3-trimethyl-2,8-dihydro-2,5,6,8-tetraaza-cyclopenta[a]naphthalen-9-one chemical structure, C12H13N5O, CAS 135439-24-6](/s/WNAFKDMXNUMRHW-UHFFFAOYSA-N.svg)
7-Amino-1,2,3-trimethyl-2,8-dihydro-2,5,6,8-tetraaza-cyclopenta[a]naphthalen-9-one
CAS 135439-24-6C12H13N5O
![N-Ethyl-N'-[2-(pyridin-3-yl)pyrimidin-4-yl]urea chemical structure, C12H13N5O, CAS 61310-19-8](/s/CLYZVOZARZHKGC-UHFFFAOYSA-N.svg)
N-Ethyl-N'-[2-(pyridin-3-yl)pyrimidin-4-yl]urea
CAS 61310-19-8C12H13N5O
![N-Ethyl-N'-[2-(pyridin-4-yl)pyrimidin-4-yl]urea chemical structure, C12H13N5O, CAS 61310-08-5](/s/ATGVVYDHVDFRIG-UHFFFAOYSA-N.svg)
N-Ethyl-N'-[2-(pyridin-4-yl)pyrimidin-4-yl]urea
CAS 61310-08-5C12H13N5O
![9-[(Furan-2-yl)methyl]-N,N-dimethyl-9H-purin-6-amine chemical structure, C12H13N5O, CAS 108992-44-5](/s/OGMPSDRTJJIBNM-UHFFFAOYSA-N.svg)
9-[(Furan-2-yl)methyl]-N,N-dimethyl-9H-purin-6-amine
CAS 108992-44-5C12H13N5O
2-(6-Methyl-7-phenyl-3H-pyrazolo(1,5-d)tetraazol-3-yl)ethanol
CAS 82823-70-9C12H13N5O
Pyrazolo(4,3-e)pyrido(3,2-b)(1,4)diazepin-10(1H)-one, 4,9-dihydro-1,3,9-trimethyl-
CAS 85512-13-6C12H13N5O
![2,4-Diamino-6-[(4-methylphenyl)amino]pyrimidine-5-carbaldehyde chemical structure, C12H13N5O, CAS 16597-42-5](/s/UMJHPTLILDCPRB-UHFFFAOYSA-N.svg)
2,4-Diamino-6-[(4-methylphenyl)amino]pyrimidine-5-carbaldehyde
CAS 16597-42-5C12H13N5O
![Pyrrolidin-1-yl-[4-(tetrazol-1-yl)phenyl]methanone chemical structure, C12H13N5O, CAS 626216-04-4](/s/SDECUVNYHQMKRG-UHFFFAOYSA-N.svg)
Pyrrolidin-1-yl-[4-(tetrazol-1-yl)phenyl]methanone
CAS 626216-04-4C12H13N5O
![N-[Cyclopropyl(2H-1,2,3,4-tetrazol-5-yl)methyl]benzamide chemical structure, C12H13N5O, CAS 1315367-08-8](/s/YSMJJYHSLAYXNI-UHFFFAOYSA-N.svg)
N-[Cyclopropyl(2H-1,2,3,4-tetrazol-5-yl)methyl]benzamide
CAS 1315367-08-8C12H13N5O
1-(7-Hydroxy-1-naphthyl)biguanide
CAS 733681-20-4C12H13N5O
![N-[1-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-3-azetidinyl]-2-propenamide chemical structure, C12H13N5O, CAS 1792182-70-7](/s/RGDRZJVLPNSFLD-UHFFFAOYSA-N.svg)
N-[1-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-3-azetidinyl]-2-propenamide
CAS 1792182-70-7C12H13N5O
![N-[(Furan-2-yl)methyl]-2,8-dimethyl-9H-purin-6-amine chemical structure, C12H13N5O, CAS 105142-80-1](/s/QVMAAOGLHXZLEG-UHFFFAOYSA-N.svg)
N-[(Furan-2-yl)methyl]-2,8-dimethyl-9H-purin-6-amine
CAS 105142-80-1C12H13N5O
- 7-Isopropyl-2-methylpyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one925177-90-8C12H13N5O
- N-((1-Phenyl-1H-tetrazol-5-yl)methyl)cyclopropanecarboxamide921074-85-3C12H13N5O
- 1-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-ylamino)-1-azetidinyl]-2-propen-1-one1792184-12-3C12H13N5O
- Acetic acid, 2-(5-(4-methylphenyl)-1,2,4-triazin-3-yl)hydrazide, hydrate70551-78-9C12H13N5O
- 2-[1-[4-(1H-Imidazol-1-yl)phenyl]ethylidene]hydrazinecarboxamide10041-05-1C12H13N5O
- 3-Methyl-N-[4-(1H-tetrazol-1-yl)phenyl]but-2-enamide1282098-54-7C12H13N5O
- 3-Methyl-N-[3-(1H-tetrazol-1-yl)phenyl]but-2-enamide1282115-64-3C12H13N5O
- N-(Cyanomethyl)-1,3,6-trimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide1252359-94-6C12H13N5O
- N-Cyclopropyl-4-(5-methyl-1H-tetrazol-1-yl)benzamide1282116-10-2C12H13N5O
- N-Cyclopropyl-2-(p-tolyl)-2H-tetrazole-5-carboxamide1396877-53-4C12H13N5O
- (3-(1H-1,2,3-Triazol-1-yl)pyrrolidin-1-yl)(pyridin-2-yl)methanone1795458-06-8C12H13N5O
- 3-(4-Phenyl-1H-1,2,3-triazol-1-yl)azetidine-1-carboxamide1798721-16-0C12H13N5O
- N-[2-(1-Phenyl-1H-1,2,3,4-tetrazol-5-yl)ethyl]prop-2-enamide2094447-43-3C12H13N5O
- 1-(3-(2H-1,2,3-Triazol-2-yl)azetidin-1-yl)-2-(pyridin-3-yl)ethan-1-one2189434-76-0C12H13N5O
- 4-{3-[(1H-1,2,4-Triazol-1-yl)methyl]azetidine-1-carbonyl}pyridine2189434-77-1C12H13N5O
- 3-{3-[(1H-1,2,4-Triazol-1-yl)methyl]azetidine-1-carbonyl}pyridine2176200-99-8C12H13N5O
- (1E)-1-Phenylethanone (5-hydroxy-6-methyl-1,2,4-triazin-3-yl)hydrazone307508-96-9C12H13N5O
- N-[1-(1-Phenyltetrazol-5-yl)ethyl]prop-2-enamide2305414-22-4C12H13N5O
- N-Benzyl-N-(4,6-diaminopyrimidin-5-yl)formamide91719-68-5C12H13N5O
- 3-Amino-6-(3-aminophenyl)-N-methylpyrazine-2-carboxamide625459-95-2C12H13N5O
- 5-Amino-4-cyano-3-(4-ethoxy-phenylamino)-pyrazole183740-26-3C12H13N5O
- 3-Ethyl-N-(furan-2-ylmethyl)[1,2,4]triazolo[4,3-b]pyridazin-6-amine1081134-59-9C12H13N5O
- N-Cyclopropyl-3-(5-methyl-1H-tetrazol-1-yl)benzamide1324089-19-1C12H13N5O
- 5-Benzoxazolamine, 2-methyl-N-[(1-methyl-1H-1,2,3-triazol-4-yl)methyl]-1284540-55-1C12H13N5O
- N-(2-(Dimethylamino)pyrimidin-5-yl)nicotinamide1396746-27-2C12H13N5O
- N-Phenyl-3-(1H-1,2,3-triazol-1-yl)azetidine-1-carboxamide2034358-28-4C12H13N5O
- N-(1-Cyano-1-cyclopropylethyl)-2-(4-cyanopyrazol-1-yl)acetamide2189402-49-9C12H13N5O
- Foxo1-IN-82678530-68-0C12H13N5O
- N-(1-Cyanobutyl)-[1,2,4]triazolo[1,5-a]pyridine-6-carboxamide2249429-06-7C12H13N5O
- N-[1-(2,6-Dimethylphenyl)tetrazol-5-yl]prop-2-enamide2305291-12-5C12H13N5O
- 2-Amino-3,4-dimethyl-3H-imidazo(4,5-f)quinoxaline-8-methanol122842-81-3C12H13N5O
- Pyrrolo[2,3-b]indole, 1-acetyl-3a-azido-1,2,3,3a,8,8a-hexahydro-61186-47-8C12H13N5O
- 4-Amino-6-phenyl-3-[(prop-2-en-1-yl)amino]-1,2,4-triazin-5(4H)-one22279-54-5C12H13N5O
- 7-Butylpyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-6(7H)-one1209371-68-5C12H13N5O
- N-(2-(Furan-2-yl)ethyl)-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine1178371-80-6C12H13N5O
- 7-(3-Ethyl-1H-1,2,4-triazol-1-yl)-4-methoxy-1H-pyrrolo[2,3-c]pyridine701214-01-9C12H13N5O
- N-[(4-Amino-2-methylpyrimidin-5-yl)methyl]pyridine-3-carboxamide105801-73-8C12H13N5O
- (2-Phenyl-2H-tetrazol-5-yl)(pyrrolidin-1-yl)methanone1396883-37-6C12H13N5O
- (5-((1H-Pyrrol-1-yl)(1H-pyrrol-2-yl)methyl)-1,2,4-oxadiazol-3-yl)methanamine2097988-73-1C12H13N5O
- 6-Methyl-3-{2-[(2-methylphenyl)methylidene]hydrazinyl}-1,2,4-triazin-5(4H)-one685848-26-4C12H13N5O
- 1,3-Dihydro-3,4,8-trimethyl-2H-imidazo(4,5-f)quinoxalin-2-one oxime155473-41-9C12H13N5O
- 2-Amino-6-methyl-5-[(2-methylphenyl)diazenyl]pyrimidin-4(1H)-one85146-57-2C12H13N5O
- 6-Cyclopropyl-N-(1-methyl-1H-pyrazol-4-yl)pyrimidine-4-carboxamide2415512-38-6C12H13N5O
- N-(1-Methyl-1H-pyrazol-4-yl)-5H,6H,7H-cyclopenta[c]pyridazine-3-carboxamide2415603-91-5C12H13N5O
- N-[(1R)-1-Cyano-2-methylpropyl]-[1,2,4]triazolo[4,3-a]pyridine-6-carboxamide2389459-07-6C12H13N5O
- N-(1-Cyanobutyl)imidazo[1,2-a]pyrimidine-2-carboxamide2308179-51-1C12H13N5O
- 4-(2-(Propan-2-ylidene)hydrazinyl)-6-(pyridin-4-yl)pyridazin-3(2H)-one127019-70-9C12H13N5O
- 2-(2-Methylpropoxy)-5-(2H-tetrazol-5-yl)benzonitrile651769-85-6C12H13N5O
- 3-{[4-Amino-6-(prop-1-en-2-yl)-1,3,5-triazin-2-yl]amino}phenol125797-48-0C12H13N5O
- N-Methyl-1-(5-(1-methyl-1H-indazol-3-yl)-1,2,4-oxadiazol-3-yl)methanamine1707586-13-7C12H13N5O
- 2,3-Dimethyl-7-(1-methyl-1H-pyrazol-5-yl)pyrazolo[1,5-a]pyrimidin-5-ol2138003-70-8C12H13N5O
- 3-Ethyl-7-(1-methyl-1H-pyrazol-5-yl)pyrazolo[1,5-a]pyrimidin-5-ol2138211-40-0C12H13N5O
- 2-Ethyl-7-(1-methyl-1H-pyrazol-5-yl)pyrazolo[1,5-a]pyrimidin-5-ol2137984-42-8C12H13N5O
- 3-Ethyl-6-(1-methyl-1H-pyrazol-5-yl)-[1,2]oxazolo[5,4-b]pyridin-4-amine2138282-73-0C12H13N5O
- 1-Methyl-7-(1-methyl-1H-1,2,3-triazol-5-yl)-1,2,3,4-tetrahydroquinoxalin-2-one2171880-12-7C12H13N5O
- 2-Azido-2-(1-methyl-3-phenyl-1H-pyrazol-5-yl)ethan-1-ol2229309-19-5C12H13N5O
- 2-{[2-(Aminomethyl)pyrimidin-4-yl]amino}benzamide2445222-23-9C12H13N5O
- 4-{[2-(Aminomethyl)pyrimidin-4-yl]amino}benzamide2448346-72-1C12H13N5O
- 2-{[4-(Aminomethyl)pyrimidin-2-yl]amino}benzamide2446938-46-9C12H13N5O
- 4-{[4-(Aminomethyl)pyrimidin-2-yl]amino}benzamide2437072-86-9C12H13N5O
- 2-[4-(1-Methyl-1H-pyrazol-5-yl)-1H-pyrazolo[3,4-c]pyridin-1-yl]ethan-1-ol2444007-80-9C12H13N5O
- 2-[4-(1-Methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-c]pyridin-1-yl]ethan-1-ol2438843-83-3C12H13N5O
- 2-(Pyrimidin-5-yl)-6-(pyrrolidin-3-yloxy)pyrazine2444922-40-9C12H13N5O
- 2-(Pyrimidin-5-yl)-3-(pyrrolidin-3-yloxy)pyrazine2443969-70-6C12H13N5O
- 6-(Pyrrolidin-3-yloxy)-4,5'-bipyrimidine2436523-24-7C12H13N5O
Frequently asked questions
What is the molar mass of C12H13N5O?
The molar mass of C12H13N5O is 243.27 g/mol, calculated from standard atomic weights for 12 carbon atoms, 13 hydrogen atoms, 5 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 243.1120 Da.
How many compounds have the formula C12H13N5O?
CompoundList lists 89 compounds with the molecular formula C12H13N5O, including N-[4-(1H-1,2,3,4-Tetrazol-1-yl)phenyl]cyclobutanecarboxamide, 3-Benzyl-5-(4,5-dihydro-oxazol-2-yl)-3H-[1,2,3]triazol-4-ylamine, 5-Methyl-N-[(Z)-1-pyridin-4-ylethylideneamino]-1H-pyrazole-3-carboxamide. 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 C12H13N5O?
C12H13N5O has a degree of unsaturation of 9. 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.