Molecular formula
C11H9N5O3
60 compounds have this formula on CompoundList.
- Molar mass
- 259.22g/mol
- Monoisotopic mass
- 259.0705Da
- Atoms
- 28
- Elements
- 4
- Rings plus double bonds
- 10
The formula C11H9N5O3 describes a molecule made of 11 carbon atoms, 9 hydrogen atoms, 5 nitrogen atoms and 3 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 × 1150.97%12.011 × 11 = 132.121 g/mol
- H Hydrogen × 93.50%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 527.02%14.007 × 5 = 70.035 g/mol
- O Oxygen × 318.52%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C11H9N5O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 60 of 60 compounds
![3-[(2E)-2-(1,3-Benzodioxol-5-ylmethylidene)hydrazinyl]-2H-1,2,4-triazin-5-one chemical structure, C11H9N5O3, CAS 290835-44-8](/s/QBFITVUERQGGPD-UUILKARUSA-N.svg)
3-[(2E)-2-(1,3-Benzodioxol-5-ylmethylidene)hydrazinyl]-2H-1,2,4-triazin-5-one
CAS 290835-44-8C11H9N5O3
![[2-(4-Amino-furazan-3-yl)-benzoimidazol-1-yl]-acetic acid chemical structure, C11H9N5O3, CAS 296790-01-7](/s/VFLJHDYRDURZEP-UHFFFAOYSA-N.svg)
[2-(4-Amino-furazan-3-yl)-benzoimidazol-1-yl]-acetic acid
CAS 296790-01-7C11H9N5O3
![6-(2-Methoxyanilino)[1,2,5]oxadiazolo[3,4-b]pyrazin-5-ol chemical structure, C11H9N5O3, CAS 722467-91-6](/s/AZXBTZIIDSVUQQ-UHFFFAOYSA-N.svg)
6-(2-Methoxyanilino)[1,2,5]oxadiazolo[3,4-b]pyrazin-5-ol
CAS 722467-91-6C11H9N5O3
![4(3H)-Pyrimidinone, 6-amino-5-[[(4-nitrophenyl)methylene]amino]- chemical structure, C11H9N5O3, CAS 135039-37-1](/s/IETRZNYLKRCGQO-UHFFFAOYSA-N.svg)
4(3H)-Pyrimidinone, 6-amino-5-[[(4-nitrophenyl)methylene]amino]-
CAS 135039-37-1C11H9N5O3
N-(5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl)-1-methyl-1H-pyrazole-5-carboxamide
CAS 1170366-02-5C11H9N5O3
![N-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]-1-methyl-1H-pyrazole-3-carboxamide chemical structure, C11H9N5O3, CAS 1170780-96-7](/s/GBUWCTBBZIYCCW-UHFFFAOYSA-N.svg)
N-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]-1-methyl-1H-pyrazole-3-carboxamide
CAS 1170780-96-7C11H9N5O3
![(2-Methyl-6-oxopyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-7(6H)-yl)acetic acid chemical structure, C11H9N5O3, CAS 1030420-11-1](/s/XPYZHXFUWFZFST-UHFFFAOYSA-N.svg)
(2-Methyl-6-oxopyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-7(6H)-yl)acetic acid
CAS 1030420-11-1C11H9N5O3
![[7-(3-Methyl-1,2,4-oxadiazol-5-yl)[1,2,4]triazolo[4,3-a]pyridin-3-yl]acetic acid chemical structure, C11H9N5O3, CAS 1338661-82-7](/s/KGRIFBGKVJCIGY-UHFFFAOYSA-N.svg)
[7-(3-Methyl-1,2,4-oxadiazol-5-yl)[1,2,4]triazolo[4,3-a]pyridin-3-yl]acetic acid
CAS 1338661-82-7C11H9N5O3
![3-(6-Oxopyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-7(6H)-yl)propanoic acid chemical structure, C11H9N5O3, CAS 1208758-14-8](/s/PFSYJSHDWADQGZ-UHFFFAOYSA-N.svg)
3-(6-Oxopyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-7(6H)-yl)propanoic acid
CAS 1208758-14-8C11H9N5O3
![2-(6-Oxopyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-7(6H)-yl)propanoic acid chemical structure, C11H9N5O3, CAS 1030420-09-7](/s/NAWKMIXHJHXJCO-UHFFFAOYSA-N.svg)
2-(6-Oxopyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-7(6H)-yl)propanoic acid
CAS 1030420-09-7C11H9N5O3
![(9-Methyl-6-oxopyrido[3,2-e][1,2,4]triazolo[4,3-a]pyrazin-5(6H)-yl)acetic acid chemical structure, C11H9N5O3, CAS 1170113-92-4](/s/CWLZPYOQJGPPPG-UHFFFAOYSA-N.svg)
(9-Methyl-6-oxopyrido[3,2-e][1,2,4]triazolo[4,3-a]pyrazin-5(6H)-yl)acetic acid
CAS 1170113-92-4C11H9N5O3
![5-[(6-Amino-9H-purin-9-yl)methyl]furan-2-carboxylic acid chemical structure, C11H9N5O3, CAS 1283336-65-1](/s/RYMXLNGPBACVOB-UHFFFAOYSA-N.svg)
5-[(6-Amino-9H-purin-9-yl)methyl]furan-2-carboxylic acid
CAS 1283336-65-1C11H9N5O3
![4-Hydroxy-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrazine-2-carboxylic acid chemical structure, C11H9N5O3, CAS 1940180-28-8](/s/GWJXYJYIUILPON-UHFFFAOYSA-N.svg)
4-Hydroxy-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrazine-2-carboxylic acid
CAS 1940180-28-8C11H9N5O3
((4-Ethoxy-2-nitrophenyl)azo)malononitrile
CAS 6017-49-8C11H9N5O3
![8-Amino-2-furan-2-yl-[1,2,4]-triazolo[1,5-a]pyrazine-6-carboxylic acid methyl ester chemical structure, C11H9N5O3, CAS 785048-98-8](/s/XUOHXXAFOSSIOQ-UHFFFAOYSA-N.svg)
8-Amino-2-furan-2-yl-[1,2,4]-triazolo[1,5-a]pyrazine-6-carboxylic acid methyl ester
CAS 785048-98-8C11H9N5O3
5-Nitro-N-(oxazol-2-ylmethyl)-1H-indazol-3-amine
CAS 1027258-42-9C11H9N5O3
![N-({8-Hydroxy-[1,2,4]triazolo[4,3-a]pyrazin-3-yl}methyl)furan-2-carboxamide chemical structure, C11H9N5O3, CAS 2034324-73-5](/s/SECPWIQXYWHZQE-UHFFFAOYSA-N.svg)
N-({8-Hydroxy-[1,2,4]triazolo[4,3-a]pyrazin-3-yl}methyl)furan-2-carboxamide
CAS 2034324-73-5C11H9N5O3
![N-({8-Hydroxy-[1,2,4]triazolo[4,3-a]pyrazin-3-yl}methyl)furan-3-carboxamide chemical structure, C11H9N5O3, CAS 2034281-03-1](/s/XRATVSUATWVSPA-UHFFFAOYSA-N.svg)
N-({8-Hydroxy-[1,2,4]triazolo[4,3-a]pyrazin-3-yl}methyl)furan-3-carboxamide
CAS 2034281-03-1C11H9N5O3
![5-Methyl-1-(4-oxo-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)-1H-pyrazole-4-carboxylic acid chemical structure, C11H9N5O3, CAS 2093422-14-9](/s/FLDHKWRHJZFDMY-UHFFFAOYSA-N.svg)
5-Methyl-1-(4-oxo-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)-1H-pyrazole-4-carboxylic acid
CAS 2093422-14-9C11H9N5O3
![(5-Methyl-6-oxopyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-7(6H)-yl)acetic acid chemical structure, C11H9N5O3, CAS 1360290-53-4](/s/RAYKEDUKCDSHAD-UHFFFAOYSA-N.svg)
(5-Methyl-6-oxopyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-7(6H)-yl)acetic acid
CAS 1360290-53-4C11H9N5O3
![N-[(Z)-(2,4-Dioxo-1H-pyrimidin-6-yl)methylideneamino]pyridine-4-carboxamide chemical structure, C11H9N5O3, CAS 14304-72-4](/s/YXQIEUBNIXVKED-MLPAPPSSSA-N.svg)
N-[(Z)-(2,4-Dioxo-1H-pyrimidin-6-yl)methylideneamino]pyridine-4-carboxamide
CAS 14304-72-4C11H9N5O3
![5'-(4-Methoxyphenyl)[2,2'-bi-1,3,4-oxadiazol]-5-amine chemical structure, C11H9N5O3, CAS 99367-64-3](/s/NYQRRYQHKGKSHY-UHFFFAOYSA-N.svg)
5'-(4-Methoxyphenyl)[2,2'-bi-1,3,4-oxadiazol]-5-amine
CAS 99367-64-3C11H9N5O3
Methyl 1-hydroxy-6-(2H-tetrazol-5-yl)indole-2-carboxylate
CAS 1269802-98-3C11H9N5O3
6-Acetyl-3-(pyrimidin-5-ylamino)pyrazine-2-carboxylic acid
CAS 1352201-50-3C11H9N5O3
- 2-(8-(3-Methyl-1,2,4-oxadiazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)acetic acid1355236-24-6C11H9N5O3
- 2-(6-(3-Methyl-1,2,4-oxadiazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)acetic acid1355175-26-6C11H9N5O3
- Ethyl 5-azido-1,2-dihydro-2-oxo-1,8-naphthyridine-3-carboxylate1466514-97-5C11H9N5O3
- 2-Imino-5-[2-(4-nitrophenyl)hydrazinyl]pyridin-3(2H)-one79145-98-5C11H9N5O3
- 12-Oxo-1,4,6,12-tetrahydro-10H-6,10-methano[1,3,5]oxadiazocino[5,4-a]purine-9-carbaldehyde138555-45-0C11H9N5O3
- 4-(p-Nitrophenylazo)-2-amino-3-pyridinol96399-47-2C11H9N5O3
- 8-Nitrospiro[benzo[b]tetrazolo[1,5-d][1,4]oxazine-4,1'-cyclobutane]1235999-13-9C11H9N5O3
- 3-[(4-Nitrophenoxy)methyl]-5H-pyrazolo[5,1-c][1,2,4]triazole143642-80-2C11H9N5O3
- N-(7-Acetyl-5-cyano-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-D]pyrimidin-2-yl)acetamide674310-72-6C11H9N5O3
- 2,3-Dimethyl-4-nitro-3,5-dihydro-8H-imidazo[4,5-g]quinazolin-8-one105664-89-9C11H9N5O3
- 8-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-5-carbaldehyde2925103-33-7C11H9N5O3
- 6-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-3-carbaldehyde2925088-75-9C11H9N5O3
- 7-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-3-carbaldehyde2925101-83-1C11H9N5O3
- 6-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-8-carbaldehyde2925094-31-9C11H9N5O3
- 5-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-8-carbaldehyde2925092-49-3C11H9N5O3
- 7-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-5-carbaldehyde2925085-00-1C11H9N5O3
- 5-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-7-carbaldehyde2925073-65-8C11H9N5O3
- 3-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-7-carbaldehyde2925076-24-8C11H9N5O3
- 3-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-6-carbaldehyde2925094-29-5C11H9N5O3
- 3-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-8-carbaldehyde2925089-36-5C11H9N5O3
- 8-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-6-carbaldehyde2925076-49-7C11H9N5O3
- 5-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-8-carbaldehyde2925073-93-2C11H9N5O3
- 2-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-5-carbaldehyde2925073-89-6C11H9N5O3
- 8-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[4,3-a]pyridine-3-carbaldehyde2925074-92-4C11H9N5O3
- 6-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-2-carbaldehyde2925087-82-5C11H9N5O3
- 7-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-5-carbaldehyde2925092-63-1C11H9N5O3
- 6-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-8-carbaldehyde2925090-16-8C11H9N5O3
- 7-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-2-carbaldehyde2925087-87-0C11H9N5O3
- 5-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-2-carbaldehyde2925089-22-9C11H9N5O3
- 2-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-8-carbaldehyde2925100-97-4C11H9N5O3
- 2-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-7-carbaldehyde2925085-25-0C11H9N5O3
- 5-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-7-carbaldehyde2925092-54-0C11H9N5O3
- 2-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-6-carbaldehyde2925094-34-2C11H9N5O3
- 8-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-2-carbaldehyde2925101-46-6C11H9N5O3
- 8-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-6-carbaldehyde2925079-12-3C11H9N5O3
- 8-(2,4-Dioxo-1,3-diazinan-1-yl)-[1,2,4]triazolo[1,5-a]pyridine-5-carbaldehyde2925074-80-0C11H9N5O3
Frequently asked questions
What is the molar mass of C11H9N5O3?
The molar mass of C11H9N5O3 is 259.22 g/mol, calculated from standard atomic weights for 11 carbon atoms, 9 hydrogen atoms, 5 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 259.0705 Da.
How many compounds have the formula C11H9N5O3?
CompoundList lists 60 compounds with the molecular formula C11H9N5O3, including 3-[(2E)-2-(1,3-Benzodioxol-5-ylmethylidene)hydrazinyl]-2H-1,2,4-triazin-5-one, [2-(4-Amino-furazan-3-yl)-benzoimidazol-1-yl]-acetic acid, 6-(2-Methoxyanilino)[1,2,5]oxadiazolo[3,4-b]pyrazin-5-ol. 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 C11H9N5O3?
C11H9N5O3 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.