C12H9N5O2
50 compounds have this formula on CompoundList.
- Molar mass
- 255.24g/mol
- Monoisotopic mass
- 255.0756Da
- Atoms
- 28
- Elements
- 4
- Rings plus double bonds
- 11
The formula C12H9N5O2 describes a molecule made of 12 carbon atoms, 9 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 × 1256.47%12.011 × 12 = 144.132 g/mol
- H Hydrogen × 93.55%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 527.44%14.007 × 5 = 70.035 g/mol
- O Oxygen × 212.54%15.999 × 2 = 31.998 g/mol
Compounds with the formula C12H9N5O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 50 of 50 compounds
![3-(Benzo[d][1,3]dioxol-6-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C12H9N5O2, CAS 1092789-08-6](/s/ZPULZIKXLVCVFG-UHFFFAOYSA-N.svg)
![6-Methyl-3-phenylpyrimido[5,4-e][1,2,4]triazine-5,7(6H,8H)-dione chemical structure, C12H9N5O2, CAS 42285-76-7](/s/NVBYFWGBTBIMQL-UHFFFAOYSA-N.svg)
![3-Methyl-6-(3-nitrophenyl)-[1,2,4]triazolo[4,3-b]pyridazine chemical structure, C12H9N5O2, CAS 66548-74-1](/s/XGNFPWPERKTVCC-UHFFFAOYSA-N.svg)
![4-(1H-Pyrazolo[3,4-d]pyrimidin-4-ylamino)benzoic acid chemical structure, C12H9N5O2, CAS 361158-11-4](/s/RGQWLMOJLVOQPG-UHFFFAOYSA-N.svg)
![N-[4-(1H-Tetrazol-1-yl)phenyl]furan-2-carboxamide chemical structure, C12H9N5O2, CAS 898475-03-1](/s/LXAUHJNEQFNPIT-UHFFFAOYSA-N.svg)
![3-((1H-Pyrazolo[3,4-d]pyrimidin-4-yl)amino)benzoic acid chemical structure, C12H9N5O2, CAS 361158-12-5](/s/WSYOJZVGHKVEON-UHFFFAOYSA-N.svg)
![1-[2-Nitro-4-(1H-pyrazol-3-yl)phenyl]-1H-pyrazole chemical structure, C12H9N5O2, CAS 1228552-57-5](/s/DDATYQDNDNZJLS-UHFFFAOYSA-N.svg)
![N-[2-(1H-Pyrazol-1-yl)pyrimidin-5-yl]furan-2-carboxamide chemical structure, C12H9N5O2, CAS 1421493-64-2](/s/JDDARWGQXQVKPH-UHFFFAOYSA-N.svg)
![Pyrimido[5,4-c]isoquinolin-4-amine, N-methyl-8-nitro- chemical structure, C12H9N5O2, CAS 89046-87-7](/s/LJTPIIRHQZRUEF-UHFFFAOYSA-N.svg)
![N-(1H-Benzo[d]imidazol-2-yl)-6-hydroxypyrimidine-4-carboxamide chemical structure, C12H9N5O2, CAS 2034233-47-9](/s/NMEXOICBNMDVDI-UHFFFAOYSA-N.svg)
![N-[2-(1H-Tetrazol-1-yl)phenyl]furan-2-carboxamide chemical structure, C12H9N5O2, CAS 901437-77-2](/s/VJHVONPKQGEHGQ-UHFFFAOYSA-N.svg)
- 5-Phenyl-N-(4H-1,2,4-triazol-4-yl)oxazole-2-carboxamide1795296-98-8C12H9N5O2
- 5-(2-Methoxypyrimidin-5-yl)-3-(pyridin-3-yl)-1,2,4-oxadiazole2034421-23-1C12H9N5O2
- 5-(2-Methoxypyrimidin-5-yl)-3-(pyridin-4-yl)-1,2,4-oxadiazole2034329-30-9C12H9N5O2
- 1H-Imidazo(4,5-b)pyridin-5-amine, 2-(3-nitrophenyl)-75007-78-2C12H9N5O2
- 2-Amino-3-pyridin-2-yl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid887365-46-0C12H9N5O2
- 7-Methyl-2-(4-nitrophenyl)-[1,2,4]triazolo[1,5-c]pyrimidine832144-06-6C12H9N5O2
- 4-[[6-(1,2,4-Oxadiazol-3-yl)-4-pyrimidinyl]oxy]aniline943313-37-9C12H9N5O2
- 2-(1-Methyl-1H-pyrazol-4-yl)-7-nitroquinoxaline1346245-03-1C12H9N5O2
- 2-(4-Nitrophenyl)imidazo(1,2-a)pyrimidin-3-amine955952-56-4C12H9N5O2
- 3-Cyclopropyl-3'-pyridin-4-yl-5,5'-bi-1,2,4-oxadiazole1775480-84-6C12H9N5O2
- 5-Phenyl-N-(1H-1,2,4-triazol-5-yl)oxazole-2-carboxamide1798510-77-6C12H9N5O2
- 2-Amino-6-phenylpteridine-4,7(1H,8H)-dione51324-29-9C12H9N5O2
- 3-(4-Aminopyrazolo[3,4-d]pyrimid-1-yl)benzoic acid896134-43-3C12H9N5O2
- N-(1,4-Dihydro-4-oxo-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-5-yl)formamide99347-11-2C12H9N5O2
- 5-Nitro-6-[(2-pyridinylmethyl)amino]-3-pyridinecarbonitrile954230-40-1C12H9N5O2
- 5-Nitro-6-[(3-pyridinylmethyl)amino]-3-pyridinecarbonitrile954230-72-9C12H9N5O2
- 4-Amino-2-(1,3-benzodioxol-5-ylamino)-5-pyrimidinecarbonitrile1019018-06-4C12H9N5O2
- 4-[[2-(1,2,4-Oxadiazol-3-yl)-4-pyrimidinyl]oxy]benzenamine943313-44-8C12H9N5O2
- 3-[[6-(1,2,4-Oxadiazol-3-yl)-4-pyrimidinyl]oxy]benzenamine943313-58-4C12H9N5O2
- 3-[[2-(1,3,4-Oxadiazol-2-yl)-4-pyrimidinyl]oxy]benzenamine943313-67-5C12H9N5O2
- 4-(4-Nitrophenyl)[1,2,3]triazolo[1,5-a]pyridin-3-amine1640112-28-2C12H9N5O2
- 4-[4-(4-Nitro-1H-imidazol-1-yl)phenyl]-1H-pyrazole1895054-18-8C12H9N5O2
- 5-Hydroxy-6-(phenyldiazenyl)imidazo[1,2-a]pyrimidin-7(1H)-one51647-93-9C12H9N5O2
- Methyl 2-(pyrazin-2-yl)-2H-pyrazolo[3,4-c]pyridine-5-carboxylate1938122-99-6C12H9N5O2
- N-(2-Nitrophenyl)-2H-benzotriazol-2-amine1614-13-7C12H9N5O2
- 6-(3-Nitrophenyl)pyrazolo[1,5-A]pyrimidin-7-amine1039365-30-4C12H9N5O2
Frequently asked questions
What is the molar mass of C12H9N5O2?
The molar mass of C12H9N5O2 is 255.24 g/mol, calculated from standard atomic weights for 12 carbon atoms, 9 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 255.0756 Da.
How many compounds have the formula C12H9N5O2?
CompoundList lists 50 compounds with the molecular formula C12H9N5O2, including 2-Anilinopyrimido(4,5-d)pyridazine-5,8-diol, 3-(Benzo[d][1,3]dioxol-6-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine, 6-Methyl-3-phenylpyrimido[5,4-e][1,2,4]triazine-5,7(6H,8H)-dione. 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 C12H9N5O2?
C12H9N5O2 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.