Molecular formula
C9H8O3
270 compounds have this formula on CompoundList.
- Molar mass
- 164.16g/mol
- Monoisotopic mass
- 171.0913Da
- Atoms
- 20
- Elements
- 3
- Rings plus double bonds
- 6
The formula C9H8O3 describes a molecule made of 9 carbon atoms, 8 hydrogen atoms 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 × 965.85%12.011 × 9 = 108.099 g/mol
- H Hydrogen × 84.91%1.008 × 8 = 8.064 g/mol
- O Oxygen × 329.24%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C9H8O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 270 compounds
p-Coumaric acid
CAS 501-98-4C9H8O3
4-Coumaric acid
CAS 7400-08-0C9H8O3
Phenylpyruvic acid
CAS 156-06-9C9H8O3
O-Coumaric acid
CAS 583-17-5C9H8O3
3-Coumaric acid, (E)-
CAS 14755-02-3C9H8O3
Methyl phenylglyoxalate
CAS 15206-55-0C9H8O3
2,6-Diformyl-4-methylphenol
CAS 7310-95-4C9H8O3
Methyl 4-formylbenzoate
CAS 1571-08-0C9H8O3
Acetopiperone
CAS 3162-29-6C9H8O3
4-Acetylbenzoic acid
CAS 586-89-0C9H8O3
5-Norbornene-2,3-dicarboxylic anhydride
CAS 826-62-0C9H8O3
(2E)-3-(3,4-Dihydroxyphenyl)prop-2-enal
CAS 141632-15-7C9H8O3
Benzaldehyde, 4-(acetyloxy)-
CAS 878-00-2C9H8O3
Methyl 2-formylbenzoate
CAS 4122-56-9C9H8O3
2-Acetylbenzoic acid
CAS 577-56-0C9H8O3
2,3-Dihydro-1-benzofuran-2-carboxylic acid
CAS 1914-60-9C9H8O3
4-Methylbenzoylformic acid
CAS 7163-50-0C9H8O3
2,3-Dihydro-1,4-benzodioxin-6-carbaldehyde
CAS 29668-44-8C9H8O3
Carbic anhydride
CAS 129-64-6C9H8O3
Himic anhydride
CAS 2746-19-2C9H8O3
6-Methoxyphthalide
CAS 4741-63-3C9H8O3
6-Hydroxy-7-methyl-2,3-dihydro-1-benzofuran-3-one
CAS 21861-22-3C9H8O3
6-Hydroxy-4-methyl-2,3-dihydro-1-benzofuran-3-one
CAS 21861-32-5C9H8O3
3-Acetylbenzoic acid
CAS 586-42-5C9H8O3
- Benzoylacetic acid614-20-0C9H8O3
- 3,4-Dihydro-6-hydroxycoumarin2669-94-5C9H8O3
- 1 suppliers7-Methoxybenzofuran-3(2H)-one7169-37-1C9H8O3
- 2-Formylphenyl acetate5663-67-2C9H8O3
- 2,3-Dihydro-1-benzofuran-3-carboxylic acid39891-55-9C9H8O3
- 3-Methoxyphenylglyoxal32025-65-3C9H8O3
- 2-(2-Methoxyphenyl)-2-oxoacetaldehyde27993-70-0C9H8O3
- 1 suppliers6-Methoxy-2,3-dihydro-1-benzofuran-3-one15832-09-4C9H8O3
- 2 suppliers2,3-Dihydrobenzo(b)furan-5-carboxylic acid76429-73-7C9H8O3
- 1 suppliers3-Formylphenyl acetate34231-78-2C9H8O3
- 2 suppliersMethyl 3-formylbenzoate52178-50-4C9H8O3
- 1 suppliers3-Methoxyphthalide4122-57-0C9H8O3
- 2,3-Dihydro-1-benzofuran-7-carboxylic acid35700-40-4C9H8O3
- 1 suppliers2,3-Dihydro-1,4-benzodioxine-5-carbaldehyde29668-43-7C9H8O3
- 4-Phenyl-1,3-dioxolan-2-one4427-92-3C9H8O3
- 2 suppliers2-(4-Formylphenyl)acetic acid34841-47-9C9H8O3
- 1 suppliers7-Hydroxy-3,4-dihydro-2H-1-benzopyran-4-one76240-27-2C9H8O3
- 1 supplierscis-p-Coumaric acid4501-31-9C9H8O3
- 1 suppliers2-(1,3-Dioxaindan-5-yl)acetaldehyde6543-34-6C9H8O3
- 1 suppliers1-(1,3-Dioxaindan-4-yl)ethan-1-one33842-14-7C9H8O3
- 1 suppliers2,3-Dihydro-1-benzofuran-6-carboxylic acid301836-57-7C9H8O3
- 2,3-Dihydro-1-benzofuran-4-carboxylic acid209256-40-6C9H8O3
- 1 suppliers2-(3-Methylphenyl)-2-oxoacetic acid61560-94-9C9H8O3
- 1,3-Dihydro-2-benzofuran-5-carboxylic acid933694-57-6C9H8O3
- 3-Formyl-4-methylbenzoic acid69526-89-2C9H8O3
- 4-Formyl-2-methylbenzoic acid503470-23-3C9H8O3
- 5-Formyl-2-methylbenzoic acid105650-34-8C9H8O3
- 2-Propenoic acid, 4-hydroxyphenyl ester3233-36-1C9H8O3
- 1 suppliers4-(Oxiran-2-yl)benzoic acid159262-71-2C9H8O3
- 2-(3-Formylphenyl)acetic acid34956-29-1C9H8O3
- 5-(Hydroxymethyl)-1,3-dihydro-2-benzofuran-1-one65006-89-5C9H8O3
- 6-Methoxy-2(3H)-benzofuranone98879-99-3C9H8O3
- 3-Hydroxy-3,4-dihydro-2H-1-benzopyran-4-one74736-89-3C9H8O3
- 2-Formyl-5-methylbenzoic acid150867-03-1C9H8O3
- 4-Acetyltropolone1738-16-5C9H8O3
- 3-Hydroxy-5-methyl-1,3-dihydro-2-benzofuran-1-one63113-00-8C9H8O3
- 3-Phenyloxirane-2-carboxylic acid5694-02-0C9H8O3
- 2-Formyl-6-methylbenzoic acid20771-96-4C9H8O3
- 4,5-Dihydroxy-2,3-dihydro-1H-inden-1-one28954-56-5C9H8O3
- Vinyl salicylate15656-92-5C9H8O3
- 7-Methoxy-2,3-dihydro-1-benzofuran-2-one28033-41-2C9H8O3
- 1,3-Dihydro-2-benzofuran-4-carboxylic acid90560-25-1C9H8O3
- (2E)-3-(4-Hydroxyphenyl)-2-propenoic-1,2,3-13C3 acid1261170-80-2C9H8O3
- (4-Methoxyphenyl)glyoxal1076-95-5C9H8O3
- alpha-Phenylglycidate76391-81-6C9H8O3
- Pyruvic acid, phenyl ester2149-49-7C9H8O3
- 2(3H)-Benzofuranone, 5-methoxy-2503-24-4C9H8O3
- 5-Hydroxy-3,4-dihydro-1H-2-benzopyran-1-one1823935-63-2C9H8O3
- (3S)-2,3-Dihydro-1-benzofuran-3-carboxylic acid1403663-23-9C9H8O3
- m-Coumaric acid-13C31261170-79-9C9H8O3
- 3-Hydroxy-3-methyl-1(3H)-isobenzofuranone1828-76-8C9H8O3
- Acetic benzoic anhydride2819-08-1C9H8O3
- 6-Hydroxy-1,3-dihydro-2-benzofuran-5-carbaldehyde1555810-95-1C9H8O3
- 3-Hydroxy-2-(3-hydroxyphenyl)prop-2-enal105899-68-1C9H8O3
- Coumarinic acid495-79-4C9H8O3
- (E)-3-(4-Hydroxy(1,5,6-13C3)cyclohexa-1,3,5-trien-1-yl)prop-2-enoic acid1255644-51-9C9H8O3
- (E)-3-(3-Hydroxy(1,2,3-13C3)cyclohexa-1,3,5-trien-1-yl)prop-2-enoic acid1262776-19-1C9H8O3
- Norbornene anhydride31049-18-0C9H8O3
- Enol-phenylpyruvate5801-57-0C9H8O3
- 4-Methoxy-3H-isobenzofuran-1-one4792-33-0C9H8O3
- 3,7-Dimethyl-2H-furo(2,3-c)pyran-2-one857054-06-9C9H8O3
- 4-Hydroxy-6-methyl-1-benzofuran-3(2H)-one929339-01-5C9H8O3
- 3-Methyl-2,3-dihydro-1,4-benzodioxin-2-one5964-06-7C9H8O3
- 2-Formyl-1,4-benzodioxane64179-67-5C9H8O3
- 5,6-Dihydroxy-2,3-dihydro-1H-inden-1-one124702-80-3C9H8O3
- 5-Hydroxy-3-methyl-3H-benzofuran-2-one224635-64-7C9H8O3
- cis-3-Coumaric acid25429-38-3C9H8O3
- 2-Hydroxy-2,3-dihydro-4H-1-benzopyran-4-one57669-32-6C9H8O3
- 1 suppliers2,2'-Difurylmethanol37104-40-8C9H8O3
- 5-Methoxybenzofuran-3(2H)-one39581-55-0C9H8O3
- 6-Methyl-2H-1,3-benzodioxole-5-carbaldehyde58343-54-7C9H8O3
- 3,5-Dimethyl-2H-furo[2,3-c]pyran-2-one857054-07-0C9H8O3
- 3-(2,4-Dihydroxyphenyl)acrylaldehyde79407-66-2C9H8O3
- 7-Hydroxychromanone5631-67-4C9H8O3
- 6-Hydroxy-chroman-4-one80096-64-6C9H8O3
- Ortho-formylphenylacetic acid1723-55-3C9H8O3
Frequently asked questions
What is the molar mass of C9H8O3?
The molar mass of C9H8O3 is 164.16 g/mol, calculated from standard atomic weights for 9 carbon atoms, 8 hydrogen atoms and 3 oxygen atoms. The monoisotopic mass is 171.0913 Da.
How many compounds have the formula C9H8O3?
CompoundList lists 270 compounds with the molecular formula C9H8O3, including p-Coumaric acid, 4-Coumaric acid, Phenylpyruvic 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 C9H8O3?
C9H8O3 has a degree of unsaturation of 6. 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.