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 101 to 200 of 752 compounds
6-Quinolinecarboxylic acid, 1,2-dihydro-2-oxo-, methyl ester
CAS 68882-86-0C11H9NO3
4-Methoxy-3-quinolinecarboxylic acid
CAS 74557-74-7C11H9NO3
Methyl 4-(1,2-oxazol-5-yl)benzoate
CAS 1196059-61-6C11H9NO3
5-Benzyl-1,2-oxazole-3-carboxylic acid
CAS 1621018-32-3C11H9NO3
(2S)-2-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)propanal
CAS 51482-36-1C11H9NO3
![2-[4-(Prop-2-ynamido)phenyl]acetic acid chemical structure, C11H9NO3, CAS 1016865-10-3](/s/UERZSBQTBIIUTQ-UHFFFAOYSA-N.svg)
2-[4-(Prop-2-ynamido)phenyl]acetic acid
CAS 1016865-10-3C11H9NO3
4-Methyl-5-phenyl-1,2-oxazole-3-carboxylic acid
CAS 668971-10-6C11H9NO3
7-Methoxyquinoline-8-carboxylic acid
CAS 1159427-80-1C11H9NO3
1-Methyl-4-oxo-1,4-dihydroquinoline-2-carboxylic acid
CAS 35975-54-3C11H9NO3
2-Hydroxy-6-methylquinoline-4-carboxylic acid
CAS 33274-47-4C11H9NO3
3-Benzyl-1,2-oxazole-5-carboxylic acid
CAS 502187-18-0C11H9NO3
2-Cyano-3-(3-methoxyphenyl)acrylic acid
CAS 126058-00-2C11H9NO3
N-(Prop-2-yn-1-yl)-1,3-dioxaindane-5-carboxamide
CAS 1057940-55-2C11H9NO3
6-(Furan-2-yl)-2-methylpyridine-3-carboxylic acid
CAS 1240527-31-4C11H9NO3
6-Methoxyisoquinoline-3-carboxylic acid
CAS 224321-69-1C11H9NO3
![(5e)-5-[(4-Methoxyphenyl)imino]furan-2(5H)-one chemical structure, C11H9NO3, CAS 19990-24-0](/s/FSLOMWIJWIXRQY-UHFFFAOYSA-N.svg)
(5e)-5-[(4-Methoxyphenyl)imino]furan-2(5H)-one
CAS 19990-24-0C11H9NO3
2-(3-Methyl-1,2-oxazol-5-yl)benzoic acid
CAS 80238-83-1C11H9NO3
![3-[(E)-Hydroxyiminomethyl]-6-methylchromen-4-one chemical structure, C11H9NO3, CAS 72164-96-6](/s/ZMADWYYNFSUAMK-LFYBBSHMSA-N.svg)
3-[(E)-Hydroxyiminomethyl]-6-methylchromen-4-one
CAS 72164-96-6C11H9NO3
![Methyl[(E)-(4-oxo-4H-chromen-3-yl)methylidene]ammoniumolate chemical structure, C11H9NO3, CAS 1164508-97-7](/s/KRFHOENCKPLDTF-WUXMJOGZSA-N.svg)
Methyl[(E)-(4-oxo-4H-chromen-3-yl)methylidene]ammoniumolate
CAS 1164508-97-7C11H9NO3
2-Cyclopropyl-1,3-benzoxazole-6-carboxylic acid
CAS 1369156-25-1C11H9NO3
![4-[(Prop-2-ynamido)methyl]benzoic acid chemical structure, C11H9NO3, CAS 1017022-27-3](/s/VUSAJVXUSQJNCG-UHFFFAOYSA-N.svg)
4-[(Prop-2-ynamido)methyl]benzoic acid
CAS 1017022-27-3C11H9NO3
3-(3-Methylphenyl)-1,2-oxazole-5-carboxylic acid
CAS 901926-44-1C11H9NO3
Methyl 5-hydroxyisoquinoline-6-carboxylate
CAS 42137-54-2C11H9NO3
alpha-Cyano-4-methoxycinnamic acid
CAS 1519-55-7C11H9NO3
- 2-Cyano-3-(3-methoxy-phenyl)-acrylic acidC11H9NO3
- 3-(2,3-Dihydro-1,4-benzodioxin-5-yl)-3-oxopropanenitrile1155140-22-9C11H9NO3
- 5-(4-Hydroxyphenoxy)-1,2-dihydropyridin-2-one2260937-38-8C11H9NO3
- 3-(4-Hydroxybenzylidene)-2,4-pyrrolidinedione1164503-49-4C11H9NO3
- 2-Cyano-3-(3-methoxyphenyl)prop-2-enoic acidC11H9NO3
- 6-Methoxyisoquinoline-4-carboxylic acid1541071-15-1C11H9NO3
- 6-Methoxyisoquinoline-8-carboxylic acid2091246-62-5C11H9NO3
- 1H-Indole-2,3-dione, 1-acetyl-5-methyl-118726-65-1C11H9NO3
- 4-Hydroxy-2-methylquinoline-8-carboxylic acid384364-07-2C11H9NO3
- 1 suppliers3-((Prop-2-ynamido)methyl)benzoic acid1182898-21-0C11H9NO3
- 2-(2-Oxo-1,2-dihydroquinolin-4-yl)acetic acid21298-80-6C11H9NO3
- 1 suppliersMethyl 8-hydroxyquinoline-2-carboxylate21638-90-4C11H9NO3
- 2,5-Dihydro-2,5-dioxo-3-hydroxy-8-methyl-1H-benzazepine144040-48-2C11H9NO3
- (2-Methyl-3-indolizinyl)(oxo)acetic acid352563-30-5C11H9NO3
- 2-(3-Phenyl-1,2-oxazol-5-yl)acetic acid3919-84-4C11H9NO3
- 2-(3-Formyl-1H-indol-2-yl)acetic acid129410-14-6C11H9NO3
- 2-Cyclopropyl-1,3-benzoxazole-5-carboxylic acid1018254-82-4C11H9NO3
- 3-Formyl-1-methyl-1H-indole-6-carboxylic acid2060025-42-3C11H9NO3
- 3-Formyl-1-methyl-1H-indole-7-carboxylic acid2060024-53-3C11H9NO3
- 3-(Hydroxymethyl)quinoline-2-carboxylic acid3028155-66-7C11H9NO3
- Methyl 1-formylindolizine-3-carboxylate3017262-29-9C11H9NO3
- 3-(1H-Indol-2-yl)-2-oxopropanoic acid304435-91-4C11H9NO3
- 5-Hydroxy-2-methylquinoline-6-carboxylic acid934611-84-4C11H9NO3
- 4-(2-Propynyloxy)-beta-nitrostyrene23123-77-5C11H9NO3
- 8-Methoxy-7-methyl-5,6-dihydroquinoline-5,6-dione97603-19-5C11H9NO3
- 2 suppliers5-Acetyl-8-hydroxy-2(1H)-quinolinone62978-73-8C11H9NO3
- 2 suppliersEthyl 4-cyanobenzoylformate302912-31-8C11H9NO3
- 6-Methoxyquinoline-3-carboxylic acid71082-47-8C11H9NO3
- Methyl (2E)-2-cyano-3-(3-hydroxyphenyl)prop-2-enoate72955-41-0C11H9NO3
- 3-Nitro-2-naphthalenemethanol73428-04-3C11H9NO3
- 2 suppliersN,3-dihydroxynaphthalene-2-carboxamide22974-74-9C11H9NO3
- RG 14921144909-21-7C11H9NO3
- 2-(2-Methyl-1H-indol-3-yl)-2-oxoacetic acid62454-47-1C11H9NO3
- 8-Methoxyquinoline-3-carboxylic acid71082-36-5C11H9NO3
- N,1-dihydroxynaphthalene-2-carboxamide32863-40-4C11H9NO3
- N-Allylisatoic anhydride50784-07-1C11H9NO3
- 7-Methoxy-1-nitrosonaphthalen-2-ol65300-88-1C11H9NO3
- 2-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid17182-95-5C11H9NO3
- 4-Hydroxy-7-methylquinoline-2-carboxylic acid36303-30-7C11H9NO3
- 5-(2-Aminophenyl)furan-2-carboxylic acid65172-75-0C11H9NO3
- 2-[(Tetrahydro-2-oxo-3-furanyl)oxy]benzonitrile872108-59-3C11H9NO3
- 5-(3-Aminophenyl)furan-2-carboxylic acid1509177-63-2C11H9NO3
- 2-Benzyl-4-hydroxymethylene-5-oxazolone332095-91-7C11H9NO3
- 1 suppliers6,7-Dihydroxynaphthalene-2-carboxamide146515-37-9C11H9NO3
- 2-Cyano-3-(2-methoxyphenyl)acrylic acid92422-87-2C11H9NO3
- 2-Hydroxy-7-methylquinoline-3-carboxylic acid101133-49-7C11H9NO3
- Methyl 4-hydroxyquinoline-6-carboxylate933486-45-4C11H9NO3
- 2-Methoxy-1-nitronaphthalene4900-66-7C11H9NO3
- Methyl 3-formyl-1H-indole-4-carboxylate53462-88-7C11H9NO3
- 1-Methyl-2-oxo-1,2-dihydroquinoline-3-carboxylic acid67984-94-5C11H9NO3
- 4-Methyl-5-phenyl-3H-[1,3]oxazine-2,6-dione106013-88-1C11H9NO3
- 4-Hydroxy-5-methylquinoline-2-carboxylic acid36303-31-8C11H9NO3
- Methyl 4-hydroxyquinoline-7-carboxylate863785-96-0C11H9NO3
- 5-Benzyl-4-oxazolecarboxylic acid57697-73-1C11H9NO3
- 1-Benzoylpyrrolidine-2,5-dione6343-27-7C11H9NO3
- 2-Oxo-1(2H)-quinolineacetic acid55170-65-5C11H9NO3
- 2-Phenyl-oxazole-4-carboxylic acid methyl ester59171-72-1C11H9NO3
- Methyl 4-hydroxyquinoline-8-carboxylate860206-84-4C11H9NO3
- Methyl 6-hydroxyquinoline-2-carboxylate429687-75-2C11H9NO3
- 4-Hydroxy-7-methylquinoline-3-carboxylic acid51726-77-3C11H9NO3
- 2-(Isoquinolin-5-yloxy)acetic acid80278-25-7C11H9NO3
- Methyl 1-oxo-1,2-dihydroisoquinoline-6-carboxylate1184920-35-1C11H9NO3
- Methyl 1-oxo-1,2-dihydroisoquinoline-7-carboxylate658082-39-4C11H9NO3
- Methyl 2-oxo-1,2-dihydroquinoline-3-carboxylate73776-17-7C11H9NO3
- N-Hydroxy-N-phenylfuran-2-carboxamide7630-14-0C11H9NO3
- Methyl 3-phenylisoxazole-5-carboxylate1081-30-7C11H9NO3
- 1-Acetylindole-2-carboxylic acid10441-26-6C11H9NO3
- N-(3-Hydroxyphenyl)furan-2-carboxamide55679-22-6C11H9NO3
- 1H-Indole-2,3-dione, 1-(2-oxopropyl)-70097-14-2C11H9NO3
- 5-Methoxyquinoline-3-carboxylic acid1361091-98-6C11H9NO3
- 4-Amino-3-hydroxy-2-naphthoic acid13065-86-6C11H9NO3
- N-Methyl-2-oxo-2H-1-benzopyran-3-carboxamide1846-79-3C11H9NO3
- Spiro[cyclopropane-1,3'-[3H]indole]-2-carboxylic acid,1',2'-dihydro-2'-oxo-, (1R,2R)-rel-926667-78-9C11H9NO3
- Spiro[1,2-dihydroindene-3,4'-1,3-oxazolidine]-2',5'-dione30265-09-9C11H9NO3
- N-(2-Hydroxyphenyl)furan-2-carboxamide75748-52-6C11H9NO3
- 3-(Benzyloxy)isoxazole-5-carbaldehyde2552-53-6C11H9NO3
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 6-Quinolinecarboxylic acid, 1,2-dihydro-2-oxo-, methyl ester, 4-Methoxy-3-quinolinecarboxylic acid, Methyl 4-(1,2-oxazol-5-yl)benzoate. 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.