Molecular formula
C13H9N3O3
95 compounds have this formula on CompoundList.
- Molar mass
- 255.23g/mol
- Monoisotopic mass
- 255.0644Da
- Atoms
- 28
- Elements
- 4
- Rings plus double bonds
- 11
The formula C13H9N3O3 describes a molecule made of 13 carbon atoms, 9 hydrogen atoms, 3 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 × 1361.18%12.011 × 13 = 156.143 g/mol
- H Hydrogen × 93.55%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 316.46%14.007 × 3 = 42.021 g/mol
- O Oxygen × 318.81%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C13H9N3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 95 of 95 compounds
Furan-2-carboxylic acid (2-oxo-1,2-dihydro-indol-3-ylidene)-hydrazide
CAS 1253699-51-2C13H9N3O3
5,10-Dihydro-2-nitro-11H-dibenzo(b,e)(1,4)diazepin-11-one
CAS 54255-81-1C13H9N3O3
![1-Amino-8-methoxybenzo[f]quinazoline-7,10-dione chemical structure, C13H9N3O3, CAS 108599-32-2](/s/DIQVRTKHSPGCNE-UHFFFAOYSA-N.svg)
1-Amino-8-methoxybenzo[f]quinazoline-7,10-dione
CAS 108599-32-2C13H9N3O3
1-(4-Acetylphenyl)-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinecarbonitrile
CAS 446276-09-1C13H9N3O3
![3-Methyl-6-(3-pyridyl)isoxazolo[5,4-b]pyridine-4-carboxylic acid chemical structure, C13H9N3O3, CAS 953745-07-8](/s/PSNZOTORGKSYLK-UHFFFAOYSA-N.svg)
3-Methyl-6-(3-pyridyl)isoxazolo[5,4-b]pyridine-4-carboxylic acid
CAS 953745-07-8C13H9N3O3
![2-{4-[(5-Nitro-2-pyridyl)oxy]phenyl}acetonitrile chemical structure, C13H9N3O3, CAS 219928-36-6](/s/ZGSWJTXAOTYDAE-UHFFFAOYSA-N.svg)
2-{4-[(5-Nitro-2-pyridyl)oxy]phenyl}acetonitrile
CAS 219928-36-6C13H9N3O3
![3-Oxo-6-phenyl-1H,2H,3H-pyrazolo[3,4-b]pyridine-4-carboxylic acid chemical structure, C13H9N3O3, CAS 1221724-64-6](/s/ZJVOHYGGXLWORY-UHFFFAOYSA-N.svg)
3-Oxo-6-phenyl-1H,2H,3H-pyrazolo[3,4-b]pyridine-4-carboxylic acid
CAS 1221724-64-6C13H9N3O3
![5-Oxo-7-phenyl-4H,5H-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid chemical structure, C13H9N3O3, CAS 677720-18-2](/s/YWTGZRRGMPKJQZ-UHFFFAOYSA-N.svg)
5-Oxo-7-phenyl-4H,5H-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid
CAS 677720-18-2C13H9N3O3
![4-[(2-Nitropyridin-3-yl)oxymethyl]benzonitrile chemical structure, C13H9N3O3, CAS 565203-31-8](/s/CTUGINZVEOMWMP-UHFFFAOYSA-N.svg)
4-[(2-Nitropyridin-3-yl)oxymethyl]benzonitrile
CAS 565203-31-8C13H9N3O3
5-(1-Phenyl-1H-pyrazol-4-yl)-1,2-oxazole-4-carboxylic acid
CAS 1500627-24-6C13H9N3O3
Phenol, 4-(5-nitro-1H-benzimidazol-2-yl)-
CAS 113551-23-8C13H9N3O3
6-(5-Nitro-1,3-dihydro-2H-benzimidazol-2-ylidene)cyclohexa-2,4-dien-1-one
CAS 79230-16-3C13H9N3O3
5-(3-Indolylmethylene)barbituric acid
CAS 24774-42-3C13H9N3O3
2-(6-Methyl-4-oxo-1,4-dihydropyrimidin-2-yl)-1H-isoindole-1,3(2H)-dione
CAS 59007-54-4C13H9N3O3
![2H-Imidazo[4,5-b]pyridin-2-one, 3-(1,3-benzodioxol-5-yl)-1,3-dihydro- chemical structure, C13H9N3O3, CAS 61962-84-3](/s/QPSXAAGDASBOCX-UHFFFAOYSA-N.svg)
2H-Imidazo[4,5-b]pyridin-2-one, 3-(1,3-benzodioxol-5-yl)-1,3-dihydro-
CAS 61962-84-3C13H9N3O3
![2-(3-(Benzo[d][1,3]dioxol-5-yl)-6-oxopyridazin-1(6H)-yl)acetonitrile chemical structure, C13H9N3O3, CAS 923099-62-1](/s/GLHNGFIFTNSUCU-UHFFFAOYSA-N.svg)
2-(3-(Benzo[d][1,3]dioxol-5-yl)-6-oxopyridazin-1(6H)-yl)acetonitrile
CAS 923099-62-1C13H9N3O3
6-Nitro-2-phenyl-1H-1,3-benzimidazol-1-ol
CAS 10066-14-5C13H9N3O3
(p-(p-Nitroanilino)phenyl)isocyanic acid
CAS 62967-27-5C13H9N3O3
2-Amino-4-nitro-5H-phenanthridin-6-one
CAS 23818-41-9C13H9N3O3
![N-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]benzamide chemical structure, C13H9N3O3, CAS 340258-80-2](/s/LXUXRBCWMPXZKA-UHFFFAOYSA-N.svg)
N-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]benzamide
CAS 340258-80-2C13H9N3O3
2-Amino-7-nitroacridin-9(10H)-one
CAS 65163-79-3C13H9N3O3
![7-Methyl-10-oxo-10H-pyridazino[6,1-b]quinazoline-2-carboxylic acid chemical structure, C13H9N3O3, CAS 74163-14-7](/s/PSXZNTKVVMANNS-UHFFFAOYSA-N.svg)
7-Methyl-10-oxo-10H-pyridazino[6,1-b]quinazoline-2-carboxylic acid
CAS 74163-14-7C13H9N3O3
![4-(2-Oxo-1,2-dihydroimidazo[4,5-b]pyridin-3-yl)benzoic acid chemical structure, C13H9N3O3, CAS 67482-00-2](/s/QAMQNWATMCCSKF-UHFFFAOYSA-N.svg)
4-(2-Oxo-1,2-dihydroimidazo[4,5-b]pyridin-3-yl)benzoic acid
CAS 67482-00-2C13H9N3O3
3-(4-Nitrophenyl)-1H-benzimidazol-2-one
CAS 848393-58-8C13H9N3O3
- 7-Oxo-5-phenyl-4H-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid632365-48-1C13H9N3O3
- 3-Oxo-4-phenyl-2,3-dihydro-1H-pyrazolo[3,4-b]pyridine-6-carboxylic acid1219540-40-5C13H9N3O3
- 2-(1,3-Benzodioxol-5-yl)pyrazolo[1,5-a]pyrazin-4(5H)-one1255777-72-0C13H9N3O3
- 1H-Pyrazolo(3,4-f)quinoline-8-carboxylic acid, 6,9-dihydro-6-ethenyl-9-oxo-69847-87-6C13H9N3O3
- 7-Oxo-2-phenyl-4,7-dihydropyrazolo[1,5-a]pyrimidine-6-carboxylic acid79039-20-6C13H9N3O3
- 2-(2-Hydroxyphenyl)-[1,2,4]triazolo[1,5-a]pyridine-8-carboxylic acid1368386-88-2C13H9N3O3
- 8-Hydroxy-7-phenyl-2,3-dihydropyrido[3,4-d]pyridazine-1,4-dione59338-10-2C13H9N3O3
- 3-Methyl-6-(pyridin-4-yl)-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid954262-12-5C13H9N3O3
- 4-Oxo-6-phenyl-4,5-dihydropyrazolo[1,5-a]pyrazine-2-carboxylic acid1443978-16-2C13H9N3O3
- 2H-Benzimidazol-2-one, 1,3-dihydro-6-nitro-1-phenyl-79759-31-2C13H9N3O3
- 4-{6-Nitroimidazo[1,2-a]pyridin-2-yl}phenol956499-89-1C13H9N3O3
- 7-Oxo-5-phenyl-4,7-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylic acid632365-47-0C13H9N3O3
- 1-(1-Acetyl-1H-indazol-3-yl)-1H-pyrrole-2,5-dione1797736-63-0C13H9N3O3
- Isoxazolo(4,3-d)pyrimidin-7(6H)-one, 3-benzoyl-5-methyl-159850-73-4C13H9N3O3
- N-(5-Phenyl-1,3,4-oxadiazol-2-yl)furan-2-carboxamide865287-35-0C13H9N3O3
- 7-Nitro-3-phenyl-2H-1,2,4-benzoxadiazine61773-28-2C13H9N3O3
- Methyl 4-(3-cyanopyridin-2-yl)-5-formyl-1H-pyrrole-3-carboxylate398125-12-7C13H9N3O3
- 2-[(5-Nitro-2-oxo-1(2H)-pyridinyl)methyl]benzonitrile1030150-00-5C13H9N3O3
- 5-Methoxy-2-pyridin-4-yl-1H-benzoimidazole-4,7-dione773892-09-4C13H9N3O3
- 1-Methyl-7-phenyl-1H-pyrimido[4,5-d][1,3]oxazine-2,4-dione1253789-18-2C13H9N3O3
- 2-[(3-Oxo-2,3-dihydropyridazin-4-yl)methyl]isoindoline-1,3-dione1149586-28-6C13H9N3O3
- N-(Isoxazol-4-yl)-5-phenylisoxazole-3-carboxamide1396867-80-3C13H9N3O3
- (NE)-N-(2-amino-3-nitrofluoren-9-ylidene)hydroxylamine22296-45-3C13H9N3O3
- 8-Amino-7-nitro-5H-phenanthridin-6-one333458-77-8C13H9N3O3
- Ofcxlzgcxchztr-uhfffaoysa-54398-52-6C13H9N3O3
- 6-Methyl-5-nitro-2-(pyridin-2-yl)-1,3-benzoxazole61382-15-8C13H9N3O3
- 6-Methyl-4-(4-nitro-phenyl)-2-oxo-1,2-dihydro-pyridine-3-carbonitrile134600-00-3C13H9N3O3
- 3-(1-Ethynyl)-4-(4-nitrophenoxy)-2-pyridinamine417721-80-3C13H9N3O3
- 4-(4-Nitrophenoxy)-1H-pyrrolo[2,3-b]pyridine417721-78-9C13H9N3O3
- Methyl 5-oxo-5,6-dihydropyrimido[4,5-c]quinoline-8-carboxylate1009826-95-2C13H9N3O3
- 3-[(1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl)methyl]-1H-pyrazole-4-carbaldehyde2044773-94-4C13H9N3O3
- 6-(4-Nitrophenyl)pyrrolo[1,2-a]pyrazin-8-ol2034157-30-5C13H9N3O3
- 6-Methyl-4-(3-nitrophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile134599-99-8C13H9N3O3
- DNA ligase-IN-168302-07-8C13H9N3O3
- 5-(2-Nitrophenoxy)-1H-indazole478831-11-7C13H9N3O3
- 2-(4-Methoxyphenyl)-4H-pyrazino[2,3-d][1,3]oxazin-4-one155513-83-0C13H9N3O3
- 6-Nitro-1-phenyl-1,2-dihydroindazol-3-one1254069-39-0C13H9N3O3
- 5-(4-Aminophenoxy)-2-nitrobenzonitrile135210-07-0C13H9N3O3
- 3-(6-Methylpyridin-3-yloxy)-5-nitrobenzonitrile1020173-23-2C13H9N3O3
- 6-(2H-Benzo[d][1,2,3]triazol-2-yl)benzo[d][1,3]dioxol-5-ol1360867-59-9C13H9N3O3
- 2-Hydroxy-5-(3H-imidazo[4,5-c]pyridin-2-yl)benzoic acid2508048-53-9C13H9N3O3
- 1H-Indol-1-amine, N-[(5-nitro-2-furanyl)methylene]-113698-47-8C13H9N3O3
- Imidazo[1,2-a]pyridin-2-ol, 3-(4-nitrophenyl)-102862-21-5C13H9N3O3
- 6-Acetyl-2-phenyl-5H-1,3,4-oxadiazolo[3,2-a]pyrimidin-5-one65692-04-8C13H9N3O3
- 5-(Benzo[d][1,3]dioxol-5-yl)pyrazolo[1,5-a]pyrimidin-7-ol672323-19-2C13H9N3O3
- 3-(1-Phenyl-1H-pyrazol-4-yl)-1,2-oxazole-5-carboxylic acid1152531-48-0C13H9N3O3
- 3-Methyl-4-[(5-nitro-2-pyridinyl)oxy]benzonitrile1311138-77-8C13H9N3O3
- 4-Benzyl-7-nitro-2,1,3-benzoxadiazole143909-00-6C13H9N3O3
- 2-Amino-6-nitroacridin-9(10H)-one65163-80-6C13H9N3O3
- 2-Diazonio-1-[3-(methoxycarbonyl)quinolin-2-yl]ethen-1-olate88234-91-7C13H9N3O3
- 5-(1-Phenyl-1H-pyrazol-4-yl)-1,2-oxazole-3-carboxylic acid1509287-63-1C13H9N3O3
- 2-(3-Nitrophenyl)-6-benzoxazolamine69657-68-7C13H9N3O3
- 4-(6-Nitrobenzo[d]oxazol-2-yl)aniline1107024-75-8C13H9N3O3
- 3-(5-Nitrobenzo[d]oxazol-2-yl)aniline351534-58-2C13H9N3O3
- 8-Oxo-6-phenyl-7,8-dihydroimidazo[1,5-a]pyrazine-1-carboxylic acid1707566-32-2C13H9N3O3
- 7-(2-Pyridinyloxy)imidazo[1,2-a]pyridine-3-carboxylic acid1860803-15-1C13H9N3O3
- 3-(1,3-Benzodioxol-5-yl)-5-(1H-pyrrol-2-yl)-1,2,4-oxadiazole1239784-07-6C13H9N3O3
- 2-Hydroxy-4-(3H-imidazo[4,5-c]pyridin-2-yl)benzoic acid2507055-76-5C13H9N3O3
- 3-(2-Furanyl)-1-phenyl-1H-pyrazole-4,5-dione 4-oxime6836-84-6C13H9N3O3
- Methyl 5-cyano-6-oxo-3-phenyl-1H-pyridazine-4-carboxylate277300-08-0C13H9N3O3
- 5-(2H-Benzotriazol-2-yl)-salicylic acid6245-33-6C13H9N3O3
- 4-(2-Oxo-3H-imidazo[4,5-b]pyridin-1-yl)benzoic acid1246556-15-9C13H9N3O3
- 6-Nitro-3-phenyl-2H-1,2,4-benzoxadiazine61773-20-4C13H9N3O3
- 7-(4-Nitrophenoxy)-1H-pyrrolo[3,2-b]pyridine1280554-54-2C13H9N3O3
- 2-(4-Nitrophenyl)imidazo[1,2-a]pyridin-7-ol1687740-09-5C13H9N3O3
- 5-(3-Phenyl-1H-pyrazol-4-yl)-1,2-oxazole-3-carboxylic acid2228564-61-0C13H9N3O3
- 5-(3-Phenyl-1H-pyrazol-4-yl)-1,2-oxazole-4-carboxylic acid2228736-38-5C13H9N3O3
- 5-(2-Cyano-4-methoxyphenyl)pyrimidine-2-carboxylic acid2137747-26-1C13H9N3O3
- 3-(3-Phenyl-1H-pyrazol-4-yl)-1,2-oxazole-5-carboxylic acid2228328-68-3C13H9N3O3
- Methyl 2-(2,2-dicyanovinyl)-6-methyl-6H-furo[2,3-b]pyrrole-5-carboxylate244182-31-8C13H9N3O3
- 6-(1H-Imidazol-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid3017269-23-4C13H9N3O3
Frequently asked questions
What is the molar mass of C13H9N3O3?
The molar mass of C13H9N3O3 is 255.23 g/mol, calculated from standard atomic weights for 13 carbon atoms, 9 hydrogen atoms, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 255.0644 Da.
How many compounds have the formula C13H9N3O3?
CompoundList lists 95 compounds with the molecular formula C13H9N3O3, including Furan-2-carboxylic acid (2-oxo-1,2-dihydro-indol-3-ylidene)-hydrazide, 5,10-Dihydro-2-nitro-11H-dibenzo(b,e)(1,4)diazepin-11-one, 1-Amino-8-methoxybenzo[f]quinazoline-7,10-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 C13H9N3O3?
C13H9N3O3 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.