Molecular formula
C11H9NO3
752 compounds have this formula on CompoundList.
- Molar mass
- 203.20g/mol
- Monoisotopic mass
- 208.0896Da
- Atoms
- 24
- Elements
- 4
- Rings plus double bonds
- 8
The formula C11H9NO3 describes a molecule made of 11 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 × 1165.02%12.011 × 11 = 132.121 g/mol
- H Hydrogen × 94.46%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 16.89%14.007 × 1 = 14.007 g/mol
- O Oxygen × 323.62%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C11H9NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 752 compounds
(2E,4E)-5-(4-Nitrophenyl)penta-2,4-dienal
CAS 49678-09-3C11H9NO3
5-Acetyl-1H-indole-2-carboxylic acid
CAS 31380-57-1C11H9NO3
3-Methoxyisoquinoline-1-carboxylic acid
CAS 374917-64-3C11H9NO3
8-Methoxyquinoline-4-carboxylic acid
CAS 1092288-64-6C11H9NO3
7-Methoxy-6-methyl-5,8-dihydroquinoline-5,8-dione
CAS 96884-31-0C11H9NO3
7-Methoxy-6-methylisoquinoline-5,8-dione
CAS 76177-29-2C11H9NO3
4-(2-Hydroxybenzylidene)-2-methyloxazol-5(4H)-one
CAS 76834-54-3C11H9NO3
3-(2-Methylphenyl)-1,2-oxazole-5-carboxylic acid
CAS 901926-41-8C11H9NO3
Doryanin
CAS 24880-42-0C11H9NO3
4-Hydroxy-8-methylquinoline-2-carboxylic acid
CAS 35975-56-5C11H9NO3
Methyl 3-(1,3-oxazol-5-yl)benzoate
CAS 850375-14-3C11H9NO3
Methyl 2-formyl-1H-indole-5-carboxylate
CAS 880360-85-0C11H9NO3
3-Acetylindolizine-1-carboxylic acid
CAS 120221-69-4C11H9NO3
Methyl 3-(3-cyanophenyl)-3-oxopropionate
CAS 209731-74-8C11H9NO3
Methyl 5-(pyridin-4-yl)furan-2-carboxylate
CAS 216867-36-6C11H9NO3
2-(Quinolin-4-yloxy)acetic acid
CAS 146363-08-8C11H9NO3
5-(p-Tolyl)isoxazole-4-carboxylic acid
CAS 887408-19-7C11H9NO3
2-(5-Formyl-1H-indol-1-yl)acetic acid
CAS 219685-11-7C11H9NO3
6-Methyl-2-oxo-1,2-dihydro-quinoline-3-carboxylic acid
CAS 257862-32-1C11H9NO3
8-Methyl-2-oxo-1,2-dihydro-quinoline-3-carboxylic acid
CAS 81963-07-7C11H9NO3
3-Acetyl-1H-indole-5-carboxylic acid
CAS 444991-59-7C11H9NO3
Methyl 2-oxo-1,2-dihydroquinoline-5-carboxylate
CAS 70758-34-8C11H9NO3
4-Methyl-2-oxo-1,2-dihydroquinoline-7-carboxylic acid
CAS 124281-65-8C11H9NO3
2-(6-Formyl-1H-indol-1-yl)acetic acid
CAS 952934-01-9C11H9NO3
- 4-Hydroxy-2-methylquinoline-7-carboxylic acid950236-91-6C11H9NO3
- Ethyl 2-cyanobenzoylformate228259-44-7C11H9NO3
- 7-Methoxyquinoline-2-carboxylic acid852402-71-2C11H9NO3
- 1-Methyl-2-oxo-1,2-dihydroquinoline-6-carboxylic acid23845-05-8C11H9NO3
- Methyl 2-(5-Oxazolyl)benzoate1261268-97-6C11H9NO3
- 5-Methoxy-6-methylisoquinoline-7,8-dione86433-71-8C11H9NO3
- (E)-N-(1-Oxo-1,3-dihydro-2H-inden-2-ylidene)glycine873876-86-9C11H9NO3
- Methyl (2E)-2-cyano-3-(4-hydroxyphenyl)prop-2-enoate591733-97-0C11H9NO3
- 3-Methyl-4-oxo-1,4-dihydroquinoline-2-carboxylic acid858488-66-1C11H9NO3
- Methyl 3-(4-cyanophenyl)oxirane-2-carboxylate108492-59-7C11H9NO3
- Ethyl 2-(3-cyanophenyl)-2-oxoacetate732249-89-7C11H9NO3
- 2-(4-Methoxybenzoyl)oxazole898759-50-7C11H9NO3
- 2-(7-Methyl-3-indolyl)-2-oxoacetic Acid1082821-64-4C11H9NO3
- 2-(4-Methyl-3-indolyl)-2-oxoacetic Acid1082847-53-7C11H9NO3
- 2-Methyl-4-phenyl-1,3-oxazole-5-carboxylic acid51143-21-6C11H9NO3
- 2-(6-Methyl-3-indolyl)-2-oxoacetic Acid1094511-56-4C11H9NO3
- 3-(3-Methoxy-phenyl)-isoxazole-5-carbaldehyde251912-68-2C11H9NO3
- 1,3-Dihydrospiro[indene-2,4'-oxazolidine]-2',5'-dione27473-63-8C11H9NO3
- 2-Methyl-1-oxo-1,2-dihydroisoquinoline-6-carboxylic acid1374652-18-2C11H9NO3
- 4-Isoxazolecarboxaldehyde, 2,5-dihydro-2-methyl-5-oxo-3-phenyl-56878-25-2C11H9NO3
- 4-Amino-1-hydroxy-2-naphthoic acid13065-87-7C11H9NO3
- 5,6-Dihydro-1H-[1,3]oxazino[5,4,3-ij]quinoline-3,7-dione112646-14-7C11H9NO3
- 5-Benzyl-4-isoxazolecarboxylic acid134541-07-4C11H9NO3
- 2-Benzyloxazole-4-carboxylic acid53697-48-6C11H9NO3
- 6-Methoxyquinoline-8-carboxylic acid408536-52-7C11H9NO3
- 5-(m-Tolyl)oxazole-4-carboxylic acid914220-25-0C11H9NO3
- 3-Hydroxy-6-methylquinoline-4-carboxylic acid854860-35-8C11H9NO3
- 3-((3-Ethynylphenyl)amino)-3-oxopropanoic acid1250692-51-3C11H9NO3
- 5-Methyl-alpha-oxo-1H-indole-3-acetic Acid156695-43-1C11H9NO3
- 1-Methoxyisoquinoline-6-carboxylic acid1368050-12-7C11H9NO3
- 8-Hydroxy-2-methylquinoline-5-carboxylic acid103853-87-8C11H9NO3
- Methyl 1-oxo-1,2-dihydroisoquinoline-8-carboxylate1368336-35-9C11H9NO3
- 1,2-Benzenediol, 4-(3-hydroxy-2-pyridinyl)-(9CI)34541-50-9C11H9NO3
- 1-Acetylindole-3-carboxylic acid83451-61-0C11H9NO3
- (10aS)-10,10a-Dihydro[1,3]oxazolo[3,4-b]isoquinoline-1,3(5H)-dione186606-17-7C11H9NO3
- 6-Amino-4-hydroxy-2-naphthoic acid64955-20-0C11H9NO3
- 2-(2-Oxo-propyl)-benzo[D][1,3]oxazin-4-one34797-29-0C11H9NO3
- 5-(2-Methylphenyl)-isoxazole-4-carboxylic acid887408-10-8C11H9NO3
- 5-(3-Methylphenyl)-1,2-oxazole-4-carboxylic acid887408-11-9C11H9NO3
- 2-(3-Methoxybenzoyl)oxazole898759-47-2C11H9NO3
- 3-(2-Furoyl)-2-methoxypyridine898786-29-3C11H9NO3
- Methyl 1-oxo-1,2-dihydroisoquinoline-5-carboxylate91137-50-7C11H9NO3
- 7-Methoxyisoquinoline-1-carboxylic acid1179149-15-5C11H9NO3
- 2-(7-Quinolinyloxy)acetic acid103906-07-6C11H9NO3
- Racemic-(1R,2S)-2-oxospiro[cyclopropane-1,3-indoline]-2-carboxylic acid1341035-02-6C11H9NO3
- 5-Methoxyquinoline-6-carboxylic acid1668585-08-7C11H9NO3
- 4-(2-Hydroxybenzylidene)-3-methyl-5(4H)-isoxazolone4567-09-3C11H9NO3
- Methyl 7-hydroxyquinoline-4-carboxylate1260825-38-4C11H9NO3
- 1 suppliers2-Naphthalenecarboxylic acid, 5-amino-1-hydroxy-67338-60-7C11H9NO3
- (2E)-3-[4-(Cyanomethoxy)phenyl]acrylic acid854357-48-5C11H9NO3
- 1H-1-Benzazepine-2,5-dione, 3-methoxy-52280-65-6C11H9NO3
- Methyl 6-hydroxyquinoline-4-carboxylate51043-76-6C11H9NO3
- Methyl 2-cyano-3-oxo-3-phenylpropanoate3239-71-2C11H9NO3
- Methyl 3-formyl-1H-indole-1-carboxylate111168-43-5C11H9NO3
- 2,3-Dihydro-6H-1,4-dioxino[2,3-f]indole-8-carboxaldehyde111506-27-5C11H9NO3
- 2-Hydroxy-7-methylquinoline-4-carboxylic acid948007-39-4C11H9NO3
- 3-Acetylquinoline-2,4(1H,3H)-dione617707-05-8C11H9NO3
- 5-Methyl-3,6-dioxo-2,3,6,7-tetrahydro-furo[2,3-f]indole851682-14-9C11H9NO3
- 3-(3-Methoxyphenyl)-1H-pyrrole-2,5-dione64643-37-4C11H9NO3
- Methyl 8-hydroxyquinoline-5-carboxylate260796-38-1C11H9NO3
- 2-Hydroxy-2-(isoquinolin-5-yl)acetic acid773052-45-2C11H9NO3
- 5-(2-Furoyl)-2-methoxypyridine898786-32-8C11H9NO3
- 2-(4-Methoxyphenyl)-1,3-oxazole-4-carbaldehyde154136-90-0C11H9NO3
- 3-Acetyl-1H-indole-6-carboxylic acid1105192-45-7C11H9NO3
- 1 suppliers(5-Nitronaphthalen-1-yl)methanol99972-57-3C11H9NO3
- 2-(Benzo[d][1,3]dioxol-5-yl)-3-oxobutanenitrile24966-30-1C11H9NO3
- 3-Methoxyisoquinoline-7-carboxylic acid1374258-69-1C11H9NO3
- 7-(Methoxycarbonyl)quinoline 1-oxide1374258-80-6C11H9NO3
- 4-[1-Hydroxy-ethylidene]-2-phenyl-4H-oxazol-5-one57784-68-6C11H9NO3
- 4-Methoxy-[1,3]dioxolo[4,5-g]isoquinoline5361-66-0C11H9NO3
- 4H-1-Benzopyran-2-carboxamide, 7-methyl-4-oxo-33543-96-3C11H9NO3
- 4H-1-Benzopyran-2-carboxamide, 3-methyl-4-oxo-33544-08-0C11H9NO3
- Naphthalen-1-yl hydroxycarbamate31335-33-8C11H9NO3
- 2-Prop-2-enoxy-3,1-benzoxazin-4-one184944-83-0C11H9NO3
- 2-Hydroxy-8-methyl-quinoline-4-carboxylic acid30333-55-2C11H9NO3
- Methyl 3-cyano-2-oxo-3-phenylpropanoate397887-10-4C11H9NO3
Frequently asked questions
What is the molar mass of C11H9NO3?
The molar mass of C11H9NO3 is 203.20 g/mol, calculated from standard atomic weights for 11 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 208.0896 Da.
How many compounds have the formula C11H9NO3?
CompoundList lists 752 compounds with the molecular formula C11H9NO3, including (2E,4E)-5-(4-Nitrophenyl)penta-2,4-dienal, 5-Acetyl-1H-indole-2-carboxylic acid, 3-Methoxyisoquinoline-1-carboxylic 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 C11H9NO3?
C11H9NO3 has a degree of unsaturation of 8. 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.