C12H9ClN4O2
50 compounds have this formula on CompoundList.
- Molar mass
- 276.68g/mol
- Monoisotopic mass
- 276.0414Da
- Atoms
- 28
- Elements
- 5
- Rings plus double bonds
- 10
The formula C12H9ClN4O2 describes a molecule made of 12 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 4 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 × 1252.09%12.011 × 12 = 144.132 g/mol
- H Hydrogen × 93.28%1.008 × 9 = 9.072 g/mol
- Cl Chlorine × 112.81%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 420.25%14.007 × 4 = 56.028 g/mol
- O Oxygen × 211.56%15.999 × 2 = 31.998 g/mol
Compounds with the formula C12H9ClN4O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 50 of 50 compounds
![N'-[(4-Chlorophenyl)-oxomethyl]-2-pyrazinecarbohydrazide chemical structure, C12H9ClN4O2, CAS 95173-77-6](/s/XMRUGQJFSZJSKG-UHFFFAOYSA-N.svg)
![7-(Pyridin-3-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid hydrochloride chemical structure, C12H9ClN4O2, CAS 2044722-64-5](/s/SSFJJPBJMZXCMW-UHFFFAOYSA-N.svg)
![5-(2-Chloro-5-methylpyrimidin-4-ylamino)benzo[d]oxazol-2(3H)-one chemical structure, C12H9ClN4O2, CAS 1236670-87-3](/s/XCBQURRLOOQIGS-UHFFFAOYSA-N.svg)
![7-(4-Chlorophenyl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxylic acid chemical structure, C12H9ClN4O2, CAS 933216-52-5](/s/AEPBKVYSXOTJJL-UHFFFAOYSA-N.svg)
![7-(2-Chlorophenyl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxylic acid chemical structure, C12H9ClN4O2, CAS 932995-25-0](/s/WDHGUNCEZOOKGY-UHFFFAOYSA-N.svg)
![Ethyl 4-chloro-[1,2,4]triazolo[4,3-a]quinoxaline-1-carboxylate chemical structure, C12H9ClN4O2, CAS 1251017-01-2](/s/METOLEXRCFYQHV-UHFFFAOYSA-N.svg)
![2-(((5-Chloropyrido[3,4-b]pyrazin-2-yl)oxy)methyl)-5-methyloxazole chemical structure, C12H9ClN4O2, CAS 1620981-27-2](/s/FJMHANRFLCGKIK-UHFFFAOYSA-N.svg)
![7-[(4-Chlorophenyl)methyl]-2,3,6,7-tetrahydro-1H-purine-2,6-dione chemical structure, C12H9ClN4O2, CAS 56225-90-2](/s/DKFYSCUPRLIDDT-UHFFFAOYSA-N.svg)
![6-Chloro-N-(furan-2-ylmethyl)imidazo[1,2-a]pyrimidine-2-carboxamide chemical structure, C12H9ClN4O2, CAS 1219550-66-9](/s/LFXYKSPDBAUTIM-UHFFFAOYSA-N.svg)
![7-(3-Chloro-4-methylphenyl)-2H,3H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-3,8-dione chemical structure, C12H9ClN4O2, CAS 1031605-90-9](/s/LFQMCCJUORULFT-UHFFFAOYSA-N.svg)
![8-Chloro-7,10-dimethylbenzo[g]pteridine-2,4(3H,10H)-dione chemical structure, C12H9ClN4O2, CAS 4098-37-7](/s/CTICEIFCDBRBSI-UHFFFAOYSA-N.svg)
![1-((6-Chloroimidazo[1,2-a]pyridin-2-yl)methyl)-1H-imidazole-4-carboxylic acid chemical structure, C12H9ClN4O2, CAS 1707394-71-5](/s/XUFOCXASULTEJI-UHFFFAOYSA-N.svg)
- Ethyl 1-(5-chloro-2-pyridinyl)-5-cyano-1H-pyrazole-4-carboxylate98476-17-6C12H9ClN4O2
- 7-(3-Chloro-2-methylphenyl)-2H,3H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-3,8-dione950270-20-9C12H9ClN4O2
- 1-(2-Chloro-4-pyrimidinyl)-2,3-dihydro-5-nitro-1H-indole1049025-76-4C12H9ClN4O2
- 1-(4-Chloro-2-pyrimidinyl)-2,3-dihydro-5-nitro-1H-indole1049025-77-5C12H9ClN4O2
- 4-[3-(3-Pyridinyl)-1,2,4-oxadiazol-5-yl]-2(1H)-pyridinone hydrochloride1033724-50-3C12H9ClN4O2
- 4-[5-(3-Pyridinyl)-1,2,4-oxadiazol-3-yl]-2(1H)-pyridinone hydrochloride1033724-33-2C12H9ClN4O2
- 1-((6-Chloroimidazo[1,2-a]pyridin-2-yl)methyl)-1H-pyrazole-3-carboxylic acid1707375-79-8C12H9ClN4O2
- 1-(2-Chloroquinazolin-6-yl)-1,3-diazinane-2,4-dione2925090-58-8C12H9ClN4O2
- 1-(2-Chloroquinazolin-5-yl)-1,3-diazinane-2,4-dione2925102-38-9C12H9ClN4O2
- 1-(4-Chlorophthalazin-6-yl)-1,3-diazinane-2,4-dione2925084-35-9C12H9ClN4O2
- 1-(4-Chloroquinazolin-6-yl)-1,3-diazinane-2,4-dione2925097-26-1C12H9ClN4O2
- 1-(4-Chloroquinazolin-7-yl)-1,3-diazinane-2,4-dione2925075-98-3C12H9ClN4O2
- 1-(1-Chlorophthalazin-6-yl)-1,3-diazinane-2,4-dione2925102-84-5C12H9ClN4O2
- 1-(4-Chloroquinazolin-8-yl)-1,3-diazinane-2,4-dione2925089-21-8C12H9ClN4O2
- 1-(1-Chlorophthalazin-5-yl)-1,3-diazinane-2,4-dione2925093-90-7C12H9ClN4O2
- 1-(2-Chloroquinazolin-8-yl)-1,3-diazinane-2,4-dione2925102-76-5C12H9ClN4O2
- 1-(2-Chloroquinazolin-7-yl)-1,3-diazinane-2,4-dione2925102-73-2C12H9ClN4O2
- 8-Chloro-3,10-dimethylbenzo[g]pteridine-2,4(3H,10H)-dione36995-96-7C12H9ClN4O2
- 6-[(4-Chlorophenoxy)methyl]-4-hydroxy-3-imino-3,4-dihydropyrazine-2-carbonitrile65659-48-5C12H9ClN4O2
- 4-[(E)-(4-Chloro-2-nitrophenyl)diazenyl]aniline106132-43-8C12H9ClN4O2
- 7-Chloro-3,10-dimethylbenzo[g]pteridine-2,4(3H,10H)-dione35756-46-8C12H9ClN4O2
- 7-(3-Chlorophenyl)-2-methyl-2H,3H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-3,8-dione3030813-17-0C12H9ClN4O2
- 3-(8-Chloro-2,4-dihydro-1-oxo-1,2,4-triazolo(3,4-c)(1,4)-benzoxazin-2-yl)propionitrile1159978-48-9C12H9ClN4O2
- 1-(2-Chloroquinazolin-4-yl)-1,3-diazinane-2,4-dione2925092-73-3C12H9ClN4O2
- 1-(4-Chloroquinazolin-2-yl)-1,3-diazinane-2,4-dione2925092-96-0C12H9ClN4O2
- 1-(4-Chlorophthalazin-1-yl)-1,3-diazinane-2,4-dione2925096-38-2C12H9ClN4O2
Frequently asked questions
What is the molar mass of C12H9ClN4O2?
The molar mass of C12H9ClN4O2 is 276.68 g/mol, calculated from standard atomic weights for 12 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 276.0414 Da.
How many compounds have the formula C12H9ClN4O2?
CompoundList lists 50 compounds with the molecular formula C12H9ClN4O2, including N'-(2-Chlorobenzylidene)-6-oxo-1,6-dihydropyridazine-3-carbohydrazide, N'-[(4-Chlorophenyl)-oxomethyl]-2-pyrazinecarbohydrazide, 4,6-Dioxo-2,4,5,6-tetrahydro-1H-benzo(g)imidazo(1,2,3-ij)pteridin-12-ium chloride. 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 C12H9ClN4O2?
C12H9ClN4O2 has a degree of unsaturation of 10. 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.