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 801 to 879 of 879 compounds
3-(Cyclopropylmethyl)isoxazole-4-carboxylic acid
CAS 2735654-44-9C8H9NO3
![2-[(4-Methylpyridin-3-yl)oxy]acetic acid chemical structure, C8H9NO3, CAS 2172093-00-2](/s/PDZLOJRZADSPTD-UHFFFAOYSA-N.svg)
2-[(4-Methylpyridin-3-yl)oxy]acetic acid
CAS 2172093-00-2C8H9NO3
3-(4-Oxo-1,4-dihydropyridin-3-yl)propanoic acid
CAS 2168566-05-8C8H9NO3
4-(3-Methylfuran-2-yl)-1,3-oxazolidin-2-one
CAS 2228831-42-1C8H9NO3
2,5-Dimethyl-3-(2-nitroethenyl)furan
CAS 931776-13-5C8H9NO3
3-(Cyclopropylmethyl)-1,2-oxazole-5-carboxylic acid
CAS 2229263-07-2C8H9NO3
![1-[(1,2-Oxazol-3-yl)methyl]cyclopropane-1-carboxylic acid chemical structure, C8H9NO3, CAS 2228677-50-5](/s/ZLGFUXJXHKIXEK-UHFFFAOYSA-N.svg)
1-[(1,2-Oxazol-3-yl)methyl]cyclopropane-1-carboxylic acid
CAS 2228677-50-5C8H9NO3
3-(2-Methylcyclopropyl)-1,2-oxazole-5-carboxylic acid
CAS 2158844-77-8C8H9NO3
2-(2,4-Dimethyl-1H-pyrrol-3-yl)-2-oxoacetic acid
CAS 2229247-90-7C8H9NO3
2-(3-Methyl-1,2-oxazol-5-yl)cyclopropane-1-carboxylic acid
CAS 2228796-29-8C8H9NO3
4-(2-Methylfuran-3-yl)-1,3-oxazolidin-2-one
CAS 2229600-73-9C8H9NO3
2-(5-Methyl-1,2-oxazol-4-yl)cyclopropane-1-carboxylic acid
CAS 2229410-51-7C8H9NO3
2-Hydroxy-2-(3-methylpyridin-4-yl)acetic acid
CAS 2229088-95-1C8H9NO3
5-Methyl-2-(nitromethyl)phenol
CAS 2228543-27-7C8H9NO3
rac-(1R,2R)-2-(5-Methyl-1,2-oxazol-3-yl)cyclopropane-1-carboxylic acid
CAS 2227827-51-0C8H9NO3
4-Methyl-2-(nitromethyl)phenol
CAS 2228974-27-2C8H9NO3
2-(Isocyanatomethyl)-5-(methoxymethyl)furan
CAS 2649046-29-5C8H9NO3
5-(2-Methylfuran-3-yl)-1,3-oxazolidin-2-one
CAS 2228294-30-0C8H9NO3
1-(3-Methoxy-1,2-oxazol-5-yl)cyclopropane-1-carbaldehyde
CAS 2228494-31-1C8H9NO3
5-(But-1-en-1-yl)-1,2-oxazole-3-carboxylic acid
CAS 2229649-83-4C8H9NO3
3-(1-Methylcyclopropyl)-1,2-oxazole-5-carboxylic acid
CAS 2229482-41-9C8H9NO3
3-(But-1-en-1-yl)-1,2-oxazole-5-carboxylic acid
CAS 2229671-27-4C8H9NO3
2-(Isocyanatomethyl)-3-(methoxymethyl)furan
CAS 2649086-81-5C8H9NO3
2-(2-Methyl-1,3-oxazol-4-yl)cyclopropane-1-carboxylic acid
CAS 2309454-30-4C8H9NO3
- 3-(1-Acetylazetidin-2-yl)prop-2-ynoic acid2757929-12-5C8H9NO3
- 2-Ethyl-5-formyl-1H-pyrrole-3-carboxylic acid2137698-79-2C8H9NO3
- 2-[1-(1,3-Oxazol-5-yl)cyclopropyl]acetic acid2228672-64-6C8H9NO3
- 5-(But-1-en-1-yl)-1,2-oxazole-4-carboxylic acid2229641-24-9C8H9NO3
- 4-(3-Methoxy-1,2-oxazol-5-yl)but-3-en-2-one2229640-72-4C8H9NO3
- rac-(1R,2R)-2-(5-Methyl-1,2-oxazol-4-yl)cyclopropane-1-carboxylic acid2227731-76-0C8H9NO3
- 2-Hydroxy-2-(2-methylpyridin-4-yl)acetic acid2228704-01-4C8H9NO3
- 5-(3-Methylfuran-2-yl)-1,3-oxazolidin-2-one2229375-79-3C8H9NO3
- 3-Hydroxy-5-methoxy-6-methylpyridine-2-carbaldehyde2870707-96-1C8H9NO3
- Methyl (2Z)-3-(1,3-oxazol-2-yl)but-2-enoate2169851-41-4C8H9NO3
- 3-(1H-Pyrrol-1-yl)oxetane-3-carboxylic acid2168128-73-0C8H9NO3
- 3-(1-Acetylazetidin-3-yl)prop-2-ynoic acid2680747-70-8C8H9NO3
- rac-(1R,2R)-2-(3-Methyl-1,2-oxazol-5-yl)cyclopropane-1-carboxylic acid2227688-86-8C8H9NO3
- 2-(2-Methyl-3-nitroprop-1-en-1-yl)furan2229694-15-7C8H9NO3
- 1-Acetyl-3-ethynylazetidine-3-carboxylic acid2913409-78-4C8H9NO3
- 3-(But-3-yn-1-yl)morpholine-2,5-dione2748162-32-3C8H9NO3
- 5-Cyano-3-oxabicyclo[3.1.1]heptane-1-carboxylic acid2920389-41-7C8H9NO3
- 2-(Oxazol-5-yl)dihydro-2H-pyran-4(3H)-one2358716-81-9C8H9NO3
- 3-Methoxy-5,6-dihydrobenzo[d]isoxazol-7(4H)-one257928-28-2C8H9NO3
- Methyl 3-formyl-5-methyl-1H-pyrrole-2-carboxylate203207-46-9C8H9NO3
- 2-((1-(Furan-2-yl)ethylidene)amino)acetic acid257940-10-6C8H9NO3
- Methyl 3-(5-methylisoxazol-3-yl)acrylate109203-36-3C8H9NO3
- (6S,7S)-6,7-Dihydroxy-6,7-dihydroindolizin-3(5H)-one744200-08-6C8H9NO3
- 2-(3,5-Dimethyl-1H-pyrrol-2-yl)-2-oxoacetic acid21898-46-4C8H9NO3
- 3-(Pyrrolidin-1-yl)furan-2,5-dione180903-37-1C8H9NO3
- 2-(1-Hydroxyethyl)nicotinic acid405111-47-9C8H9NO3
- (2-Pyridinyloxy)methyl acetate750649-33-3C8H9NO3
- 1-(3-Methyl-1,2-oxazol-5-yl)butane-1,3-dione854461-53-3C8H9NO3
- 2-Cyano-3-(oxolan-3-yl)prop-2-enoic acidC8H9NO3
- 5-Methoxy-4-methylpicolinic acid1256792-69-4C8H9NO3
- 6-Hydroxy-2,3-dihydro-1H-pyrrolizine-5-carboxylic acid1367989-79-4C8H9NO3
- 4,5,6,7-Tetrahydro-1,2-benzoxazole-7-carboxylic acid1781838-44-5C8H9NO3
- 4,5-Dimethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid1521561-38-5C8H9NO3
- Methyl 2-cyano-3-oxocyclopentane-1-carboxylate1558083-61-6C8H9NO3
- 4-Amino-5-hydroxy-2-methylbenzoic acid1782874-06-9C8H9NO3
- Prop-2-ynyl (E)-4-(methylamino)-4-oxobut-2-enoateC8H9NO3
- Ethyl 3-(isoxazol-4-yl)acrylate141679-69-8C8H9NO3
- (S)-6-(1-Hydroxyethyl)nicotinic acid2382268-44-0C8H9NO3
- (R)-2-(2-Oxopyridin-1(2H)-yl)propanoic acid1255662-63-5C8H9NO3
- (S)-(2,3-Dihydro-[1,4]dioxino[2,3-b]pyridin-2-yl)methanol872202-36-3C8H9NO3
- 2-(Hydroxymethyl)-6-methylnicotinic acid1378776-93-2C8H9NO3
- 2-Hydroxy-2-(3-methoxypyridin-2-yl)acetaldehyde1697092-36-6C8H9NO3
- Methyl 3-hydroxy-2-methylisonicotinate7442-72-0C8H9NO3
- N,2-Dihydroxy-6-methylbenzamide349392-73-0C8H9NO3
- 2-(Hydroxyiminomethyl)-5-methoxyphenolC8H9NO3
- 6-Methoxy-2,3-dihydro-[1,4]dioxino[2,3-b]pyridine2231673-12-2C8H9NO3
- 1,5-Dimethyl-6-oxopyridine-2-carboxylic acid2955713-88-7C8H9NO3
- Methyl 2-cyclopropyloxazole-5-carboxylate2145725-44-4C8H9NO3
- 2-Amino-3-methoxybenzoic Acid-d32377028-36-7C8H9NO3
- (E)-3-Methyl-5-(prop-1-en-1-yl)isoxazole-4-carboxylic acid2924153-93-3C8H9NO3
- (E)-2-Cyano-3-(oxolan-3-yl)prop-2-enoic acidC8H9NO3
- 1,1,2,2-Tetradeuterio-2-(4-nitrophenyl)ethanol1794971-44-0C8H9NO3
- 4-Amino-2-methoxy(14C)benzoic acid77891-87-3C8H9NO3
- (2S,4R,6S)-8-Oxo-1-azatricyclo[4.2.0.02,4]octane-2-carboxylic acid736100-37-1C8H9NO3
- 6-Acetyl-3-oxa-6-azatricyclo[3.2.1.02,4]octan-7-one208179-45-7C8H9NO3
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 3-(Cyclopropylmethyl)isoxazole-4-carboxylic acid, 2-[(4-Methylpyridin-3-yl)oxy]acetic acid, 3-(4-Oxo-1,4-dihydropyridin-3-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.