Molecular formula
C8H9NO3
879 compounds have this formula on CompoundList.
- Molar mass
- 167.16g/mol
- Monoisotopic mass
- 171.0833Da
- Atoms
- 21
- Elements
- 4
- Rings plus double bonds
- 5
The formula C8H9NO3 describes a molecule made of 8 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 × 857.48%12.011 × 8 = 96.088 g/mol
- H Hydrogen × 95.43%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 18.38%14.007 × 1 = 14.007 g/mol
- O Oxygen × 328.71%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C8H9NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 601 to 700 of 879 compounds
4-Amino-L-mandelic acid
CAS 1630404-82-8C8H9NO3
![4H,5H,6H,7H-Furo[3,2-c]pyridine-4-carboxylic acid chemical structure, C8H9NO3, CAS 902763-63-7](/s/IWSCAMUFDQSURA-UHFFFAOYSA-N.svg)
4H,5H,6H,7H-Furo[3,2-c]pyridine-4-carboxylic acid
CAS 902763-63-7C8H9NO3
5-(Methoxymethyl)pyridine-2-carboxylic acid
CAS 1286777-38-5C8H9NO3
![2-[(5-Methylpyridin-2-yl)oxy]acetic acid chemical structure, C8H9NO3, CAS 1597623-63-6](/s/PJZKALHYVONERM-UHFFFAOYSA-N.svg)
2-[(5-Methylpyridin-2-yl)oxy]acetic acid
CAS 1597623-63-6C8H9NO3
3-Hydroxy-3-(pyridin-4-yl)propanoic acid
CAS 33206-18-7C8H9NO3
1,2-Dihydro-3,5-dimethyl-2-oxo-4-pyridinecarboxylic acid
CAS 1557339-86-2C8H9NO3
3-Amino-5-hydroxy-2-methylbenzoic acid
CAS 1025127-47-2C8H9NO3
(2-Hydroxy-6-methylpyridin-4-yl)acetic acid
CAS 1227513-93-0C8H9NO3
Methyl 3-(hydroxymethyl)pyridine-2-carboxylate
CAS 1279821-42-9C8H9NO3
2-Amino-1-(2,4-dihydroxyphenyl)ethan-1-one
CAS 857527-74-3C8H9NO3
3-Ethyl-2-oxo-1,2-dihydropyridine-4-carboxylic acid
CAS 1367976-77-9C8H9NO3
![4,5,6,7-Tetrahydrobenzo[d]oxazole-2-carboxylic acid chemical structure, C8H9NO3, CAS 1352537-31-5](/s/IJYTWIIRLYCPMU-UHFFFAOYSA-N.svg)
4,5,6,7-Tetrahydrobenzo[d]oxazole-2-carboxylic acid
CAS 1352537-31-5C8H9NO3
2-(6-Methyl-2-oxo-1,2-dihydropyridin-3-yl)acetic acid
CAS 1227580-81-5C8H9NO3
1-(1,2-Oxazol-3-yl)cyclobutane-1-carboxylic acid
CAS 1539715-24-6C8H9NO3
2-(2-Methyl-4-oxo-1,4-dihydropyridin-1-yl)acetic acid
CAS 98491-85-1C8H9NO3
6-Ethyl-1,4-dihydro-4-oxo-3-pyridinecarboxylic acid
CAS 86788-97-8C8H9NO3
Methyl (2E)-3-(2-methyl-5-oxazolyl)-2-propenoate
CAS 1100424-88-1C8H9NO3
(E)-Ethyl 3-(oxazol-5-yl)acrylate
CAS 1414573-63-9C8H9NO3
4-Pyridinecarboxylic acid, 2-ethyl-5-hydroxy-
CAS 27951-90-2C8H9NO3
Methyl 2-formyl-1-methyl-1H-pyrrole-3-carboxylate
CAS 51788-22-8C8H9NO3
![2-[5-(Hydroxymethyl)isoxazol-3-yl]but-3-yn-2-ol chemical structure, C8H9NO3, CAS 1394119-86-8](/s/WELSNQDMXLGKLS-UHFFFAOYSA-N.svg)
2-[5-(Hydroxymethyl)isoxazol-3-yl]but-3-yn-2-ol
CAS 1394119-86-8C8H9NO3
1-Ethyl-5-formyl-1H-pyrrole-3-carboxylic acid
CAS 2138165-74-7C8H9NO3
(1R,2S)-2-(Prop-2-ynylcarbamoyl)cyclopropane-1-carboxylic acid
CAS 1931924-73-0C8H9NO3
![2-[(2-Methylpyridin-4-yl)oxy]acetic acid chemical structure, C8H9NO3, CAS 1600602-05-8](/s/NDXOYXDWODRQEL-UHFFFAOYSA-N.svg)
2-[(2-Methylpyridin-4-yl)oxy]acetic acid
CAS 1600602-05-8C8H9NO3
- Methyl 4,6-dihydro-1H-furo[3,4-b]pyrrole-2-carboxylate1648749-85-2C8H9NO3
- Methyl 5-cyclopropyloxazole-4-carboxylate1882323-88-7C8H9NO3
- 1-(5-Hydroxy-3-methoxypyridin-2-yl)ethanone1256807-12-1C8H9NO3
- 6-[(Hydroxyamino)methylidene]-3-methoxycyclohexa-2,4-dien-1-one17861-16-4C8H9NO3
- 2-[(Z)-N-Hydroxy-C-methylcarbonimidoyl]benzene-1,4-diolC8H9NO3
- Methyl 1-(methyl-d3)-6-oxopyridine-3-carboxylate2140326-54-9C8H9NO3
- 2-(3,5-Dimethyl-1,2-oxazol-4-yl)prop-2-enoic acid2228360-48-1C8H9NO3
- 3-(1-Methylcyclopropyl)isoxazole-4-carboxylic acid2283954-16-3C8H9NO3
- 1-[(1,3-Oxazol-5-yl)methyl]cyclopropane-1-carboxylic acid2228333-42-2C8H9NO3
- 2-(2,5-Dihydroxyphenyl)acetamide5663-54-7C8H9NO3
- 4-Amino-2-(hydroxymethyl)benzoic acid53034-98-3C8H9NO3
- 5-Formyl-3,4-dimethyl-1H-pyrrole-2-carboxylic acid135570-21-7C8H9NO3
- Methyl 2-((furan-2-ylmethylene)amino)acetate183596-33-0C8H9NO3
- (3aR,4R,7S,7aS)-Hexahydro-1H-4,7-epoxyisoindole-1,3(2H)-dione28871-92-3C8H9NO3
- 1-Acetyl-3-hydroxy-2-methylpyridin-4-one95215-49-9C8H9NO3
- 2-(1-Methyl-2-oxo-1,2-dihydropyridin-3-yl)acetic acid101074-54-8C8H9NO3
- 3-Methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid125292-27-5C8H9NO3
- 3-(Tetrahydrofuran-2-yl)isoxazole-5-carbaldehyde121604-63-5C8H9NO3
- Methyl 2-(4-oxo-1-pyridinyl)acetate128670-56-4C8H9NO3
- 2-Hydroxy-5-(methylamino)benzoic acid105650-29-1C8H9NO3
- 4,5-Dimethoxy-3-pyridinecarboxaldehyde1211517-25-7C8H9NO3
- 2-Ethoxy-4-nitrosophenol88331-63-9C8H9NO3
- 5-Hydroxy-2-(methylamino)benzoic acid19113-52-1C8H9NO3
- 3-Amino-4-(hydroxymethyl)benzoic acid861559-77-5C8H9NO3
- Methyl 3-oxo-3-(1H-pyrrol-3-yl)propanoate1368787-70-5C8H9NO3
- 2-(Methoxymethyl)nicotinic acid1694212-07-1C8H9NO3
- 1-(2-Oxazolyl)-1,4-pentanedione898758-96-8C8H9NO3
- 5-Oxo-1-(prop-2-yn-1-yl)pyrrolidine-3-carboxylic acid1155979-84-2C8H9NO3
- 3-Amino-4-hydroxy-5-methoxybenzaldehyde854873-06-6C8H9NO3
- 5-Methylisoxazol-3-yl methacrylate518315-63-4C8H9NO3
- 4-(Hydroxyamino)-3-methylbenzoic acid3133-02-6C8H9NO3
- 4-Amino-3-hydroxy-2-methylbenzoic acid1482496-44-5C8H9NO3
- 4-Hydroxy-2-(methylamino)benzoic acid1243409-66-6C8H9NO3
- 4,5,6,7-Tetrahydrofuro[2,3-c]pyridine-2-carboxylic acid1194375-14-8C8H9NO3
- 2-(1-Methyl-6-oxo-2-pyridinyl)acetic acid412034-98-1C8H9NO3
- 2-[(5-Methylpyridin-3-yl)oxy]acetic acid2229486-92-2C8H9NO3
- 2-Hydroxy-2-(pyridin-4-yl)propanoic acid1247174-33-9C8H9NO3
- 2-Cyano-3-(oxolan-3-yl)prop-2-enoic acid1251411-94-5C8H9NO3
- 3-Hydroxy-3-(pyridin-3-yl)propanoic acid1251358-19-6C8H9NO3
- 1-(Prop-2-ynoyl)pyrrolidine-3-carboxylic acid1340327-89-0C8H9NO3
- 2-Amino-3-hydroxy-5-methylbenzoic acid19639-08-8C8H9NO3
- 4-(2-Furanylmethyl)-2-oxazolidinone620972-02-3C8H9NO3
- 2-(2-Hydroxyethyl)nicotinic acid2865897-68-1C8H9NO3
- 2-Hydroxy-2-(2-methylpyridin-3-yl)acetic acid1346541-39-6C8H9NO3
- 3-(Aminomethyl)-2-hydroxybenzoic acid7383-09-7C8H9NO3
- 2-(Pyridin-4-yloxy)propanoic acid1894993-98-6C8H9NO3
- (3S)-3-Hydroxy-3-(pyridin-4-yl)propanoic acid2227827-18-9C8H9NO3
- (3S)-3-Hydroxy-3-(pyridin-2-yl)propanoic acid2227688-40-4C8H9NO3
- (3S)-3-Hydroxy-3-(pyridin-3-yl)propanoic acid2227916-78-9C8H9NO3
- 1,4-Dimethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid39795-92-1C8H9NO3
- 8-Methoxy-2,3-dihydro-[1,4]dioxino[2,3-b]pyridine1305325-22-7C8H9NO3
- 4,6-Dimethyl-2-oxonicotinic acid1420679-90-8C8H9NO3
- 5-(2-Hydroxyethyl)picolinic acid1935160-09-0C8H9NO3
- 1-(4-Hydroxy-6-methoxypyridin-3-yl)ethanone1256809-15-0C8H9NO3
- 1-(4-Hydroxy-6-methoxypyridin-2-yl)ethanone1393553-86-0C8H9NO3
- 1-(6-Hydroxy-4-methoxypyridin-2-yl)ethanone1393544-92-7C8H9NO3
- 1-(2-Hydroxy-6-methoxypyridin-4-yl)ethanone1393530-39-6C8H9NO3
- 1-(4-Hydroxy-5-methoxypyridin-3-yl)ethanone1393544-77-8C8H9NO3
- 2-(Aminomethyl)-5-hydroxybenzoic acid1243285-61-1C8H9NO3
- 3-Hydroxy-5-methoxybenzamide1243281-26-6C8H9NO3
- 3-(Aminomethyl)-5-hydroxybenzoic acid1243457-77-3C8H9NO3
- 3-Acetyl-6-methylpyridine-2,4(1H,3H)-dione27091-69-6C8H9NO3
- 2-Hydroxy-2-(5-methylpyridin-3-yl)acetic acid115919-15-8C8H9NO3
- 1-(1,3-Oxazol-5-yl)cyclobutane-1-carboxylic acid1465030-63-0C8H9NO3
- 2-(2,5-Dimethyl-1H-pyrrol-3-yl)-2-oxoacetic acid856101-76-3C8H9NO3
- 1-(2-Methyl-1,3-oxazol-5-yl)cyclopropane-1-carboxylic acid1522805-68-0C8H9NO3
- 4-Formyl-1,5-dimethyl-1H-pyrrole-2-carboxylic acid1504200-30-9C8H9NO3
- 2-(2-Cyclopropyl-1,3-oxazol-5-yl)acetic acid1519864-67-5C8H9NO3
- 5-(2-Hydroxyethyl)pyridine-3-carboxylic acid1509819-41-3C8H9NO3
- 2-Azaspiro[4.4]nonane-1,3,6-trione1539671-77-6C8H9NO3
- 2-(Methoxymethyl)isonicotinic acid1211591-55-7C8H9NO3
- (2e)-3-(Dimethyl-1,3-oxazol-5-yl)prop-2-enoic acid1563959-22-7C8H9NO3
- 3-(4,5-Dimethyl-1,3-oxazol-2-yl)prop-2-enoic acid1563883-32-8C8H9NO3
- 2-Methoxy-2-(4-pyridyl)acetic Acid1379209-90-1C8H9NO3
- 2-(4-Methoxypyridin-3-yl)acetic acid1227607-90-0C8H9NO3
- Methyl 3-cyano-2-oxocyclopentane-1-carboxylate1547757-92-5C8H9NO3
Frequently asked questions
What is the molar mass of C8H9NO3?
The molar mass of C8H9NO3 is 167.16 g/mol, calculated from standard atomic weights for 8 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 171.0833 Da.
How many compounds have the formula C8H9NO3?
CompoundList lists 879 compounds with the molecular formula C8H9NO3, including 4-Amino-L-mandelic acid, 4H,5H,6H,7H-Furo[3,2-c]pyridine-4-carboxylic acid, 5-(Methoxymethyl)pyridine-2-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 C8H9NO3?
C8H9NO3 has a degree of unsaturation of 5. 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.