Molecular formula
C12H9NO3
314 compounds have this formula on CompoundList.
- Molar mass
- 215.21g/mol
- Monoisotopic mass
- 220.0896Da
- Atoms
- 25
- Elements
- 4
- Rings plus double bonds
- 9
The formula C12H9NO3 describes a molecule made of 12 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom 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 × 1266.97%12.011 × 12 = 144.132 g/mol
- H Hydrogen × 94.22%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 16.51%14.007 × 1 = 14.007 g/mol
- O Oxygen × 322.30%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C12H9NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 314 compounds
3-Cyano-7-ethoxycoumarin
CAS 117620-77-6C12H9NO3
2-Nitrophenyl phenyl ether
CAS 2216-12-8C12H9NO3
2-Phenoxynicotinic acid
CAS 35620-71-4C12H9NO3
1-Nitro-4-phenoxybenzene
CAS 620-88-2C12H9NO3
2-Oxo-6-phenyl-1,2-dihydropyridine-3-carboxylic acid
CAS 56162-63-1C12H9NO3
6-Phenoxynicotinic acid
CAS 51362-38-0C12H9NO3
1-(4-Acetylphenyl)-1H-pyrrole-2,5-dione
CAS 1082-85-5C12H9NO3
3-Nitro(1,1'-biphenyl)-4-ol
CAS 885-82-5C12H9NO3
6-Oxo-1-phenyl-1,6-dihydropyridine-3-carboxylic acid
CAS 77837-08-2C12H9NO3
![Benzoic acid, 2-[(2-furanylmethylene)amino]- chemical structure, C12H9NO3, CAS 63098-85-1](/s/WRRBRKFIQKGYFF-UHFFFAOYSA-N.svg)
Benzoic acid, 2-[(2-furanylmethylene)amino]-
CAS 63098-85-1C12H9NO3
2-Oxo-3-(quinolin-2-yl)propanoic acid
CAS 500293-88-9C12H9NO3
4-Hydroxy-4'-nitrobiphenyl
CAS 3916-44-7C12H9NO3
4-Nitro-3-phenylphenol
CAS 21419-75-0C12H9NO3
![[(4-Methyl-2-oxo-2H-chromen-7-yl)oxy]acetonitrile chemical structure, C12H9NO3, CAS 65031-15-4](/s/CHEJMMUWVPMMQY-UHFFFAOYSA-N.svg)
[(4-Methyl-2-oxo-2H-chromen-7-yl)oxy]acetonitrile
CAS 65031-15-4C12H9NO3
3-(Pyridin-2-yloxy)benzoic acid
CAS 51362-30-2C12H9NO3
4-(Pyridin-2-yloxy)benzoic acid
CAS 51363-00-9C12H9NO3
4-Hydroxy-2'-nitrobiphenyl
CAS 51264-59-6C12H9NO3
4-Oxo-1,2-dihydro-4H-pyrrolo(3,2,1-ij)quinoline-5-carboxylic acid
CAS 386715-43-1C12H9NO3
2-Hydroxy-6-phenylpyridine-4-carboxylic acid
CAS 91493-43-5C12H9NO3
4-(Pyridin-3-yloxy)benzoic acid
CAS 437383-99-8C12H9NO3
8-Carbamoylnaphthalene-1-carboxylic acid
CAS 5811-88-1C12H9NO3
1-(3-Acetylphenyl)-2,5-dihydro-1H-pyrrole-2,5-dione
CAS 95695-43-5C12H9NO3
4-(2-Formyl-1H-pyrrol-1-yl)benzoic acid
CAS 149323-68-2C12H9NO3
2-(2-Formyl-1H-pyrrol-1-yl)benzoic acid
CAS 55540-44-8C12H9NO3
- 2-Phenoxypyridine-4-carboxylic acid51362-08-4C12H9NO3
- 1,4-Naphthoquinone,2-acetamido2348-74-5C12H9NO3
- 4-(4-Methoxyphenyl)-2-oxo-2,5-dihydrofuran-3-carbonitrile50691-07-1C12H9NO3
- 2-(Pyridin-2-yloxy)benzoic acid857540-41-1C12H9NO3
- 5-Phenoxypyridine-2-carboxylic acid444919-20-4C12H9NO3
- 5-(4-Hydroxyphenyl)pyridine-3-carboxylic acid1181566-40-4C12H9NO3
- 5-(3-Hydroxyphenyl)pyridine-3-carboxylic acid1181452-05-0C12H9NO3
- 4,5-Dihydronaphtho[2,1-d]isoxazole-3-carboxylic acid26664-02-8C12H9NO3
- 2 suppliers8-Hydroxydictamnine2255-50-7C12H9NO3
- Confusameline20643-71-4C12H9NO3
- 4-(1,3-Benzoxazol-2-yl)-5-methylfuran-2(3H)-one923189-35-9C12H9NO3
- Benzoic acid, 2-(3-pyridinyloxy)-1094325-06-0C12H9NO3
- 2-(2-Hydroxyphenyl)pyridine-4-carboxylic acid1258626-16-2C12H9NO3
- 3-Phenoxypyridine-2-carboxylic acid103877-89-0C12H9NO3
- 1,3-Benzodioxol-5-yl(1H-pyrrol-2-yl)methanone35667-12-0C12H9NO3
- (2-Oxo-1H-pyridin-3-yl) benzoate71847-96-6C12H9NO3
- 2-Aziridinyl-5-hydroxy-1,4-naphthoquinone120618-66-8C12H9NO3
- 10-Hydroxy-2,3-dihydropyrrolo[1,2-b]isoquinoline-1,5-dione23428-84-4C12H9NO3
- 6-Oxo-1,2-dihydro-6H-pyrrolo[3,2,1-ij]quinoline-5-carboxylic acid40400-68-8C12H9NO3
- Methyl 4-formylquinoline-8-carboxylate2059938-40-6C12H9NO3
- Methyl 3-formylquinoline-2-carboxylate3028156-21-7C12H9NO3
- 10H-Phenoxazine-3,7-diol109055-80-3C12H9NO3
- 1,3,4(2H)-Isoquinolinetrione, 2-(2-propenyl)-807334-89-0C12H9NO3
- Benzene, 1-nitro-3-phenoxy-620-55-3C12H9NO3
- 6-Cyano-7-hydroxy-4,8-dimethylcoumarin101994-23-4C12H9NO3
- 2-Biphenylol, 5-nitro-4291-29-6C12H9NO3
- 1-Azatricyclo[7.3.1.0^{5,13}]trideca-5,7,9(13)-triene-2,3,4-trione2103-62-0C12H9NO3
- 2-(4-Hydroxy-2-butynyl)isoindole-1,3-dione32331-81-0C12H9NO3
- 6-Phenoxypicolinic acid51362-40-4C12H9NO3
- 2-Hydroxy-5-phenylnicotinic acid10177-08-9C12H9NO3
- 2-Oxo-1-phenyl-1,2-dihydropyridine-3-carboxylic acid868171-81-7C12H9NO3
- N-Benzoylfuran-2-carboxamide89549-39-3C12H9NO3
- (1,1'-Biphenyl)-3-ol, 4-nitro-18062-89-0C12H9NO3
- 4-(4-Carboxyphenyl)pyridine 1-oxide219672-23-8C12H9NO3
- 2-Hydroxy-3-nitrobiphenyl4291-30-9C12H9NO3
- 3-Acetylquinoline-4-carboxylic acid1876-15-9C12H9NO3
- 5-Ethenyl-4-oxo-1,4-dihydroquinoline-2-carboxylic acid123158-01-0C12H9NO3
- 7-Ethenyl-4-oxo-1,4-dihydroquinoline-2-carboxylic acid123158-07-6C12H9NO3
- 2-Hydroxy-5-(pyridin-3-yl)benzoic acid23380-76-9C12H9NO3
- 4-Benzoyl-1H-pyrrole-2-carboxylic acid15372-84-6C12H9NO3
- 4-Phenoxypyridine-2-carboxylic acid99970-10-2C12H9NO3
- 1-(1,3-Benzodioxol-5-yl)-1H-pyrrole-2-carbaldehyde383147-55-5C12H9NO3
- 5-Hydroxy-2-phenylpyridine-4-carboxylic acid31676-53-6C12H9NO3
- 2-Hydroxy-5-pyridin-2-ylbenzoic acid23380-75-8C12H9NO3
- 5-Methyl-2-prop-2-ynoxy-3,1-benzoxazin-4-one2206804-48-8C12H9NO3
- 2-(2-Nitrophenyl)phenol20281-21-4C12H9NO3
- 4-Oxo-6-phenyl-1,4-dihydropyridine-2-carboxylic acid78296-37-4C12H9NO3
- (2E)-3-(2-Hydroxyquinolin-3-yl)acrylic acid101382-57-4C12H9NO3
- N-Naphthalen-1-yl-oxalamic acid21660-76-4C12H9NO3
- 4-Phenoxypyridine-3-carboxylic acid54629-95-7C12H9NO3
- 2-Formylquinolin-8-yl acetate36456-52-7C12H9NO3
- (2,4-Dihydroxyphenyl)(pyridin-3-yl)methanone64302-24-5C12H9NO3
- Methyl 1H-benzofuro(3,2-b)pyrrole-2-carboxylate155445-31-1C12H9NO3
- 6-Hydroxy-5-phenylnicotinic acid1214389-46-4C12H9NO3
- 5-(4-Acetylphenyl)iminofuran-2-one19990-28-4C12H9NO3
- 5-Phenoxynicotinic acid668969-15-1C12H9NO3
- 6-Hydroxy-9-methylfuro[2,3-b]quinolin-4(9H)-one221457-19-8C12H9NO3
- 2-Formyl-3-methylquinoline-4-carboxylic acid500794-22-9C12H9NO3
- 9-Methyl-4,9-dihydropyrano[3,4-b]indole-1,3-dione60442-30-0C12H9NO3
- 2-(3-Nitrophenyl)phenol71022-84-9C12H9NO3
- 3'-Nitro-[1,1'-biphenyl]-4-ol53059-30-6C12H9NO3
- 3'-Nitro-[1,1'-biphenyl]-3-ol136539-67-8C12H9NO3
- 3-(4-Carboxyphenyl)-2-hydroxypyridine406234-28-4C12H9NO3
- 4-(5-Hydroxypyridin-3-yl)benzoic acid1261895-73-1C12H9NO3
- 7-Acetylquinoline-3-carboxylic acid1956328-33-8C12H9NO3
- Acetamide, N-[(1,3-dihydro-1,3-dioxo-2H-inden-2-ylidene)methyl]-73693-48-8C12H9NO3
- 4-(5-Formylfuran-2-yl)benzamide68502-16-9C12H9NO3
- Ethyl 5-cyanobenzofuran-2-carboxylate84102-76-1C12H9NO3
- o-Nitrophenyl phenol21419-74-9C12H9NO3
- 1-(Furan-2-yl)-3-(pyridin-2-yl)propane-1,3-dione919095-46-8C12H9NO3
- 5-Carboxy-N-phenyl-2-1H-pyridone-d51020719-24-7C12H9NO3
- 6-(2-Hydroxyphenyl)nicotinic acid1033845-00-9C12H9NO3
- 4H-Furo[3,2-b]indole-2-carboxylic acid methyl ester55077-52-6C12H9NO3
- Hydroxylamine, O-formyl-N-(2-naphthoyl)-76790-17-5C12H9NO3
- Dictamnine N-oxide226237-61-2C12H9NO3
- RefChem:357368819870-80-9C12H9NO3
Frequently asked questions
What is the molar mass of C12H9NO3?
The molar mass of C12H9NO3 is 215.21 g/mol, calculated from standard atomic weights for 12 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 220.0896 Da.
How many compounds have the formula C12H9NO3?
CompoundList lists 314 compounds with the molecular formula C12H9NO3, including 3-Cyano-7-ethoxycoumarin, 2-Nitrophenyl phenyl ether, 2-Phenoxynicotinic acid. 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 C12H9NO3?
C12H9NO3 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.