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 101 to 200 of 314 compounds
4'-Nitro-3-biphenylol
CAS 28023-89-4C12H9NO3
3-(Pyridin-3-yloxy)benzoic acid
CAS 697223-52-2C12H9NO3
6-Phenylpyridine-2-carboxylic acid N-oxide
CAS 888721-07-1C12H9NO3
2-Hydroxy-4-(pyridin-4-yl)benzoic acid
CAS 222986-83-6C12H9NO3
4-(3-Carboxyphenyl)-2-hydroxypyridine
CAS 1261925-28-3C12H9NO3
2-(4-Carboxyphenyl)-3-hydroxypyridine
CAS 1261937-73-8C12H9NO3
5-Hydroxy-2-(3,4-methylenedioxyphenyl)pyridine
CAS 1261937-38-5C12H9NO3
5-Acetylquinoline-3-carboxylic acid
CAS 1854893-53-0C12H9NO3
![2-[(E)-2-Nitroethenyl]-5-phenylfuran chemical structure, C12H9NO3, CAS 1207517-52-9](/s/NVBSISRLNAAAEQ-CMDGGOBGSA-N.svg)
2-[(E)-2-Nitroethenyl]-5-phenylfuran
CAS 1207517-52-9C12H9NO3
![1-[(1E)-2-Nitroethenyl]-2-naphthalenol chemical structure, C12H9NO3, CAS 1454257-23-8](/s/QKAGPSXQUZNJHM-BQYQJAHWSA-N.svg)
1-[(1E)-2-Nitroethenyl]-2-naphthalenol
CAS 1454257-23-8C12H9NO3
(E)-Methyl 4-(4-cyanophenyl)-2-oxobut-3-enoate
CAS 1257520-11-8C12H9NO3
2-Hydroxy-3-(3,4-methylenedioxyphenyl)pyridine
CAS 1261908-22-8C12H9NO3
5-(2-Hydroxyphenyl)nicotinic acid
CAS 1258609-83-4C12H9NO3
2-(3-Hydroxyphenyl)isonicotinic acid
CAS 1258629-11-6C12H9NO3
3-(4-Hydroxyphenyl)isonicotinic acid
CAS 1258625-94-3C12H9NO3
6-Acetylquinoline-3-carboxylic acid
CAS 1956328-29-2C12H9NO3
6-(4-Hydroxyphenyl)nicotinic acid
CAS 144289-96-3C12H9NO3
2-(4-Hydroxyphenyl)isonicotinic acid
CAS 1258626-91-3C12H9NO3
1-Hydroxy-5-nitroacenaphthene
CAS 30799-25-8C12H9NO3
3-(2-Formyl-1H-pyrrol-1-yl)benzoic acid
CAS 693236-92-9C12H9NO3
4-Acetyl-7-methoxy-1-benzofuran-2-carbonitrile
CAS 91521-05-0C12H9NO3
(Z)-4-(3-Ethynylanilino)-4-oxobut-2-enoic acid
CAS 951166-01-1C12H9NO3
3-Phenoxypyridine-4-carboxylic acid
CAS 54629-99-1C12H9NO3
![1-Methyl-1H-benzofuro[3,2-b]pyrrole-2-carboxylic acid chemical structure, C12H9NO3, CAS 85277-06-1](/s/UUSXEARRGXHGON-UHFFFAOYSA-N.svg)
1-Methyl-1H-benzofuro[3,2-b]pyrrole-2-carboxylic acid
CAS 85277-06-1C12H9NO3
- 2-Oxo-4-phenyl-1,2-dihydropyridine-3-carboxylic acid133609-29-7C12H9NO3
- 4-(2-Oxopyridin-1(2H)-yl)benzoic acid766556-54-1C12H9NO3
- 1H-Isoindole-1,3(2H)-dione, 2-(3-butyn-1-yloxy)-149965-79-7C12H9NO3
- [5-(1-Benzofuran-2-yl)isoxazol-3-yl]methanol5776-96-5C12H9NO3
- 6-(4-Carboxyphenyl)-2-hydroxypyridine944344-45-0C12H9NO3
- 5-(3-Hydroxyphenyl)picolinic acid1261929-24-1C12H9NO3
- 2-(Pyridin-4-yloxy)benzoic acid1247139-79-2C12H9NO3
- 3-Formyl-2-methylquinoline-4-carboxylic acid1311254-70-2C12H9NO3
- 4-(1H-Pyrrole-3-carbonyl)benzoic acid1376039-74-5C12H9NO3
- 1-(1,3-Dioxo-2-isoindolinyl)cyclopropanecarbaldehyde1318793-96-2C12H9NO3
- 4-CN debranone1332863-97-4C12H9NO3
- Methyl 2-formylquinoline-6-carboxylate1693731-66-6C12H9NO3
- 2-(2-Hydroxyphenyl)nicotinic acid1258633-18-9C12H9NO3
- Ctk1F772254999-75-6C12H9NO3
- 6-(3-Hydroxyphenyl)pyridine-3-carboxylic acid1258626-58-2C12H9NO3
- 6-(Aminocarbonyl)-2-naphthalenecarboxylic acid149505-84-0C12H9NO3
- 1-(Prop-2-ynoyl)-2,3-dihydro-1H-indole-5-carboxylic acid1152562-41-8C12H9NO3
- 2-Hydroxy-5-phenylisonicotinic acid1214369-68-2C12H9NO3
- 2-Hydroxy-6-(3,4-methylenedioxyphenyl)pyridine1111105-56-6C12H9NO3
- 3-(3-Carboxyphenyl)-2-hydroxypyridine1261937-67-0C12H9NO3
- 6-(3-Carboxyphenyl)-2-hydroxypyridine1111111-51-3C12H9NO3
- 3-Hydroxy-5-(3,4-methylenedioxyphenyl)pyridine1258623-96-9C12H9NO3
- 2-(3-Carboxyphenyl)-4-hydroxypyridine1261937-33-0C12H9NO3
- 3-(5-Hydroxypyridin-2-yl)benzoic acid1261984-27-3C12H9NO3
- 2-(4-Carboxyphenyl)-4-hydroxypyridine1261991-53-0C12H9NO3
- 4-(5-Hydroxypyridin-2-yl)benzoic acid1261912-14-4C12H9NO3
- N-(2-Oxo-2H-pyran-3-yl)benzamide331005-60-8C12H9NO3
- 2-(4-Hydroxyphenyl)nicotinic acid1258615-89-2C12H9NO3
- 6-(4-Hydroxyphenyl)picolinic acid1261996-27-3C12H9NO3
- 4-(2-Hydroxyphenyl)nicotinic acid1261970-05-1C12H9NO3
- 4-(4-Hydroxyphenyl)nicotinic acid1261982-41-5C12H9NO3
- 1-Acenaphthylenol, 1,2-dihydro-6-nitro-81851-70-9C12H9NO3
- 4-Nitro-1,2-dihydro-5-acenaphthylenol84998-96-9C12H9NO3
- 4-(3-Ethynylanilino)-4-oxo-2-butenoic acidC12H9NO3
- (E)-2-(4-Nitrostyryl)furan51042-57-0C12H9NO3
- 2-Oxazolidinone, 3-benzoyl-4-ethenylidene-192136-78-0C12H9NO3
- 2'-Nitro-biphenyl-3-ol367268-90-4C12H9NO3
- 1-(Benzoyloxy)-2(1H)-pyridinone886-27-1C12H9NO3
- 2-(2-Naphthalenylamino)-2-oxoacetic acid81682-60-2C12H9NO3
- 1H-Pyrrole-2-carboxylic acid, 3-benzoyl-7126-40-1C12H9NO3
- 3-(5-Formyl-furan-2-yl)-benzamide851661-76-2C12H9NO3
- 3-(3-Hydroxypyridin-2-yl)benzoic acid1261931-64-9C12H9NO3
- 2-(3-Hydroxyphenyl)pyridine-3-carboxylic acid1258626-75-3C12H9NO3
- 4-(3-Hydroxyphenyl)picolinic acid1258610-01-3C12H9NO3
- 6-(3-Hydroxyphenyl)picolinic acid1261935-20-9C12H9NO3
- 5-(4-Hydroxyphenyl)picolinic acid87789-74-0C12H9NO3
- 4-(3-Hydroxyphenyl)pyridine-3-carboxylic acid1261909-89-0C12H9NO3
- Methyl 2-oxo-2-(quinolin-6-yl)acetate943541-37-5C12H9NO3
- 5-Oxo-2,5-dihydro-3H-pyrrolo[2,1-A]isoindole-1-carboxylic acid942218-16-8C12H9NO3
- 2-Oxo-N-phenyl-2H-pyran-5-carboxamide67598-06-5C12H9NO3
- 2-[2-(2-Nitrophenyl)ethenyl]furan20000-99-1C12H9NO3
- 2-(Benzo[d][1,3]dioxol-5-yloxy)pyridine1507400-43-2C12H9NO3
- 6-(2-Hydroxyphenyl)picolinic acid205174-22-7C12H9NO3
- N-(4-Oxochromen-6-yl)prop-2-enamide2361656-77-9C12H9NO3
- 3-Amino-4'-methylpsoralen79418-45-4C12H9NO3
- 2-(2-Nitro-2-phenylvinyl)furan20236-33-3C12H9NO3
- Pyrano[4,3-b]indole-1,3-dione, 4,5-dihydro-5-methyl-57949-80-1C12H9NO3
- [(4-Methyl-2-oxo-2H-1-benzopyran-6-yl)oxy]acetonitrile65031-11-0C12H9NO3
- 3-(Furan-2-yl)-2H-1,4-benzoxazin-2-ol77052-18-7C12H9NO3
- 6-(1-Hydroxyethyl)-4-oxo-4H-1-benzopyran-3-carbonitrile61776-43-0C12H9NO3
- 8-Acetyl-4-quinolinecarboxylic acid220844-71-3C12H9NO3
- 4-Acetylquinoline-2-carboxylic acid179764-62-6C12H9NO3
- 2-(4-Hydroxyphenylamino)-[1,4]benzoquinone77502-73-9C12H9NO3
- 8-Hydroxy-9-methylfuro[2,3-b]quinolin-4(9H)-one340827-06-7C12H9NO3
- 3-(8-Hydroxy-quinolin-2-yl)-acrylic acid91493-45-7C12H9NO3
- 2-Hydroxy-4-(3-pyridinyl)benzoic acid1214328-39-8C12H9NO3
- 4-(2-Oxo-1,2-dihydropyridin-4-yl)benzoic acid1261919-81-6C12H9NO3
- 2-(1,3-Benzodioxol-5-yl)pyridin-3-ol1261945-01-0C12H9NO3
- 2-Hydroxy-4-(3,4-methylenedioxyphenyl)pyridine1261971-83-8C12H9NO3
- 2-Hydroxy-5-(3,4-methylenedioxyphenyl)pyridine1111103-01-5C12H9NO3
- 3-(2-Hydroxyphenyl)pyridine-4-carboxylic acid1258633-35-0C12H9NO3
- 3-(2-Hydroxyphenyl)picolinic acid1258618-22-2C12H9NO3
- 5-(2-Hydroxyphenyl)picolinic acid1261896-55-2C12H9NO3
- 3-(3-Hydroxyphenyl)pyridine-4-carboxylic acid1258625-15-8C12H9NO3
- 3-(3-Hydroxyphenyl)picolinic acid1258621-67-8C12H9NO3
- 3-(4-Hydroxyphenyl)picolinic acid1258622-77-3C12H9NO3
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 4'-Nitro-3-biphenylol, 3-(Pyridin-3-yloxy)benzoic acid, 6-Phenylpyridine-2-carboxylic acid N-oxide. 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.