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 701 to 800 of 879 compounds
2-(2-Amino-5-hydroxyphenyl)acetic acid
CAS 1779871-20-3C8H9NO3
1-(4-Methyl-1,2-oxazol-5-yl)cyclopropane-1-carboxylic acid
CAS 1780529-01-2C8H9NO3
3-(3-Formyl-1H-pyrrol-1-yl)propanoic acid
CAS 400715-65-3C8H9NO3
5-Hydroxy-4,6-dimethylnicotinic acid
CAS 58947-70-9C8H9NO3
Methyl 2-(pyridin-4-yloxy)acetate
CAS 1548590-03-9C8H9NO3
Methyl 3-hydroxy-5-methylpicolinate
CAS 1806316-67-5C8H9NO3
(2R)-5-Oxo-1-(prop-2-yn-1-yl)pyrrolidine-2-carboxylic acid
CAS 2091251-68-0C8H9NO3
1-(5-Methyl-1,2-oxazol-4-yl)cyclopropane-1-carboxylic acid
CAS 1480124-54-6C8H9NO3
2-(4-Cyclopropyl-1,2-oxazol-3-yl)acetic acid
CAS 1780773-15-0C8H9NO3
![O-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)hydroxylamine chemical structure, C8H9NO3, CAS 1890538-25-6](/s/FSHIEEMRXVAGIW-UHFFFAOYSA-N.svg)
O-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)hydroxylamine
CAS 1890538-25-6C8H9NO3
Methyl 5-(methoxy-D3)picolinate
CAS 1803424-62-5C8H9NO3
(5-Formyl-1H-pyrrol-2-yl)methyl acetate
CAS 52115-69-2C8H9NO3
6-Amino-3-hydroxy-2-methylbenzoic acid
CAS 1378685-00-7C8H9NO3
![2-[(4-Methylpyridin-2-yl)oxy]acetic acid chemical structure, C8H9NO3, CAS 1600469-11-1](/s/YBSIJZBMKSQFAU-UHFFFAOYSA-N.svg)
2-[(4-Methylpyridin-2-yl)oxy]acetic acid
CAS 1600469-11-1C8H9NO3
4-Hydroxy-2,3,3a,4,7,7a-hexahydro-1H-isoindole-1,3-dione
CAS 1934648-85-7C8H9NO3
Methyl 3-methyl-2-oxo-1,2-dihydropyridine-4-carboxylate
CAS 1227595-12-1C8H9NO3
2-(5-Methyl-1,2-oxazol-3-yl)cyclopropane-1-carboxylic acid
CAS 2095075-18-4C8H9NO3
4-Methoxy-5-methylnicotinic acid
CAS 1256822-89-5C8H9NO3
4-Methoxy-1,3-benzodioxol-5-amine
CAS 69151-33-3C8H9NO3
1,2-Dihydro-4-methoxy-1-methyl-2-oxo-3-pyridinecarboxaldehyde
CAS 41759-20-0C8H9NO3
(3aS,5R,7aR)-5-Hydroxy-3a,4,5,7a-tetrahydroisoindole-1,3-dione
CAS 161961-44-0C8H9NO3
Methyl 2-pyridinylmethyl carbonate
CAS 944064-53-3C8H9NO3
1-(1,2-Oxazol-5-yl)cyclobutane-1-carboxylic acid
CAS 2411314-45-7C8H9NO3
5-(Hydroxymethyl)-6-methoxy-2-pyridinecarboxaldehyde
CAS 1289141-19-0C8H9NO3
- 1-(3-Oxetanyl)-1H-pyrrole-3-carboxylic acid2468057-74-9C8H9NO3
- (2S)-2-Hydroxy-2-(4-hydroxyphenyl)acetamide144731-67-9C8H9NO3
- 4H,5H,6H,7H-Furo[3,2-c]pyridine-3-carboxylic acid2171900-41-5C8H9NO3
- 2-(4,5-Dimethyl-1,3-oxazol-2-yl)prop-2-enoic acid2228639-40-3C8H9NO3
- 7-Amino-2,3-dihydrobenzo[b][1,4]dioxin-5-ol2923227-16-9C8H9NO3
- 5-(Methoxymethoxy)nicotinaldehyde2168171-80-8C8H9NO3
- 5-(Hydroxyimino)-3a,4,5,7a-tetrahydro-1-benzofuran-2(3H)-one7239-73-8C8H9NO3
- 3-Ethyl-5-nitrophenol193693-94-6C8H9NO3
- 3-Methoxy-6,7-dihydrobenzo[d]isoxazol-4(5H)-one257928-27-1C8H9NO3
- (R)-N,2-Dihydroxy-2-phenylacetamide126924-19-4C8H9NO3
- (S)-2-((Furan-2-ylmethylene)amino)propanoic acid389827-59-2C8H9NO3
- (R)-(2,3-Dihydro-[1,4]dioxino[2,3-b]pyridin-2-yl)methanol872202-28-3C8H9NO3
- N-(5-Acetylfuran-2-yl)acetamide56703-76-5C8H9NO3
- 5-Methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid763878-72-4C8H9NO3
- N-Hydroxy-N-(3-hydroxyphenyl)acetamide91048-12-3C8H9NO3
- N-(1,3-Cyclopentadien-1-ylcarbonyl)glycine856944-79-1C8H9NO3
- 4H,5H,6H,7H-Furo[2,3-c]pyridine-7-carboxylic acid2137472-85-4C8H9NO3
- 3-(1-Methyl-1H-pyrrol-2-yl)-3-oxopropanoic acid773100-50-8C8H9NO3
- 4H,5H,6H,7H-Furo[2,3-C]pyridine-5-carboxylic acid1822530-69-7C8H9NO3
- (5R)-4,5,6,7-Tetrahydrofuro[2,3-c]pyridine-5-carboxylic acid777835-71-9C8H9NO3
- Methyl 3,5-dihydro-1H-furo[3,4-c]pyrrole-4-carboxylate535170-06-0C8H9NO3
- 4-Imino-3,5-dimethoxycyclohexa-2,5-dien-1-one409316-93-4C8H9NO3
- Methyl 2-cyano-4-oxocyclopentane-1-carboxylate93929-61-4C8H9NO3
- 2-(Aminomethyl)-4-hydroxybenzoic acid1243373-01-4C8H9NO3
- 4-(Methoxycarbonyl)-2-methylpyridine 1-oxide58481-16-6C8H9NO3
- 2-(4-Amino-2-hydroxyphenyl)acetic acid173732-08-6C8H9NO3
- (4S)-4-Hydroxy-1,4,5,6-tetrahydrocyclopenta[b]pyrrole-2-carboxylic acid1931935-19-1C8H9NO3
- 2-(2-Methylcyclopropyl)oxazole-4-carboxylic acid1247415-46-8C8H9NO3
- 4-Amino-2-hydroxy-3-methylbenzoic acid855362-50-4C8H9NO3
- O-(2-Methoxybenzoyl)hydroxylamine2243447-58-5C8H9NO3
- O-(3-Methoxybenzoyl)hydroxylamine2243447-60-9C8H9NO3
- 4-Hydroxy-1,4,5,6-tetrahydrocyclopenta[b]pyrrole-2-carboxylic acid1824528-44-0C8H9NO3
- 3-Oxo-2,3,5,6-tetrahydro-1H-pyrrolizine-7-carboxylic acid113831-32-6C8H9NO3
- Methyl 2-formyl-4-methyl-1H-pyrrole-3-carboxylate52459-25-3C8H9NO3
- 3-Oxa-1-azaspiro[4.5]dec-7-ene-2,4-dione61404-30-6C8H9NO3
- Prop-2-yn-1-yl 4-(methylamino)-4-oxobut-2-enoate87906-27-2C8H9NO3
- 1-(3-Hydroxy-2-methoxypyridin-4-yl)ethan-1-one1256809-86-5C8H9NO3
- (4-Hydroxy-6-methylpyridin-2-yl)acetic acid1393583-02-2C8H9NO3
- 2-Hydroxy-6-(methylamino)benzoic acid1243345-69-8C8H9NO3
- 2-(Aminomethyl)-3-hydroxybenzoic acid1243284-84-5C8H9NO3
- 3-Hydroxy-2-methoxybenzamide1243458-50-5C8H9NO3
- 4-(1-Hydroxyethyl)picolinic acid1415985-57-7C8H9NO3
- 4,5,6,7-Tetrahydrofuro[3,2-c]pyridine-2-carboxylic acid1368140-82-2C8H9NO3
- 2-[1-(1,2-Oxazol-3-yl)cyclopropyl]acetic acid1368103-31-4C8H9NO3
- 4-Ethyl-5-formyl-1H-pyrrole-3-carboxylic acid1781838-30-9C8H9NO3
- 5-(Cyclopropylmethyl)-1,2-oxazole-4-carboxylic acid1781838-37-6C8H9NO3
- 2-Methoxy-5-methylisonicotinic acid1211581-36-0C8H9NO3
- 5-(3-Hydroxyazetidin-1-yl)furan-2-carbaldehyde1515331-00-6C8H9NO3
- 4-Formyl-1,3-dimethyl-1H-pyrrole-2-carboxylic acid1514018-47-3C8H9NO3
- 6-Methoxy-5-methylpicolinic acid1035801-90-1C8H9NO3
- 3-Amino-2-hydroxy-6-methylbenzoic acid1782874-01-4C8H9NO3
- 6-(Hydroxymethyl)-5-methylnicotinic acid2385602-29-7C8H9NO3
- (3R)-3-Hydroxy-3-(pyridin-3-yl)propanoic acid2227668-90-6C8H9NO3
- (3R)-3-Hydroxy-3-(pyridin-2-yl)propanoic acid2227690-12-0C8H9NO3
- (3R)-3-Hydroxy-3-(pyridin-4-yl)propanoic acid2227813-57-0C8H9NO3
- Tetrahydro-1H-isoindole-1,3,5(2H,6H)-trione1785213-77-5C8H9NO3
- Methyl 3-(hydroxymethyl)isonicotinate1935927-20-0C8H9NO3
- 5-(1-Methylcyclopropyl)-1,2-oxazole-4-carboxylic acid1520955-82-1C8H9NO3
- 5-(5-Methylfuran-2-yl)-1,3-oxazolidin-2-one1894315-92-4C8H9NO3
- 4-(5-Methylfuran-2-yl)-1,3-oxazolidin-2-one1823512-95-3C8H9NO3
- 2-Amino-1-(2,5-dihydroxyphenyl)ethan-1-one802598-83-0C8H9NO3
- 1-Ethyl-4-formyl-1H-pyrrole-2-carboxylic acid1642797-72-5C8H9NO3
- (2E,3R)-3-Hydroxy-2-(1,3-oxazol-4-ylmethylidene)butanal178275-98-4C8H9NO3
- 2-(2-Hydroxy-4-methylpyridin-3-yl)acetic acid1227513-88-3C8H9NO3
- 4-Oxazolecarboxylic acid, 2-(1E)-1-propenyl-, methyl ester526212-35-1C8H9NO3
- Methyl 5-hydroxy-2-methylisonicotinate1803795-58-5C8H9NO3
- 5-(2-Methylcyclopropyl)-1,2-oxazole-4-carboxylic acid1936593-53-1C8H9NO3
- 3-(Hydroxymethyl)-6,7-dihydro-1,2-benzoxazol-4-ol2060008-84-4C8H9NO3
- 3-Carboxy-4-ethylpyridine1-oxide98491-83-9C8H9NO3
- 2-Methyl-5-(nitromethyl)phenol92203-12-8C8H9NO3
- Methyl 2-(2-oxo-1,2-dihydropyridin-4-yl)acetate2092300-32-6C8H9NO3
- 3-(Pyridin-4-yloxy)propanoic acid933758-42-0C8H9NO3
- Methyl 4H,5H,6H-furo[2,3-c]pyrrole-3-carboxylate2243508-09-8C8H9NO3
- 3-(1-Methyl-1H-pyrrol-2-yl)-2-oxopropanoic acid2228922-62-9C8H9NO3
- 3-Formyl-4,5-dimethyl-1H-pyrrole-2-carboxylic acid2172027-98-2C8H9NO3
- 5-(1-Aminocyclopropyl)furan-2-carboxylic acid2551115-95-6C8H9NO3
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 2-(2-Amino-5-hydroxyphenyl)acetic acid, 1-(4-Methyl-1,2-oxazol-5-yl)cyclopropane-1-carboxylic acid, 3-(3-Formyl-1H-pyrrol-1-yl)propanoic 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.