Molecular formula
C12H12O3
771 compounds have this formula on CompoundList.
- Molar mass
- 204.23g/mol
- Monoisotopic mass
- 206.0819Da
- Atoms
- 27
- Elements
- 3
- Rings plus double bonds
- 7
The formula C12H12O3 describes a molecule made of 12 carbon atoms, 12 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 × 1270.58%12.011 × 12 = 144.132 g/mol
- H Hydrogen × 125.92%1.008 × 12 = 12.096 g/mol
- O Oxygen × 323.50%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C12H12O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 401 to 500 of 771 compounds
4-(Benzofuran-3-yl)butanoic acid
CAS 843652-85-7C12H12O3
Methyl 2-(1-oxo-2,3-dihydro-1H-inden-5-yl)acetate
CAS 1391303-26-6C12H12O3
4-(4-Methylphenyl)oxane-2,6-dione
CAS 91963-20-1C12H12O3
![4-[(Pent-4-yn-1-yl)oxy]benzoic acid chemical structure, C12H12O3, CAS 14142-87-1](/s/BQFMYKPEMAHFSZ-UHFFFAOYSA-N.svg)
4-[(Pent-4-yn-1-yl)oxy]benzoic acid
CAS 14142-87-1C12H12O3
![{5-[2-(5-Methylfuran-2-yl)ethenyl]furan-2-yl}methanol chemical structure, C12H12O3, CAS 65022-04-0](/s/KMWGZTJXXMWISA-UHFFFAOYSA-N.svg)
{5-[2-(5-Methylfuran-2-yl)ethenyl]furan-2-yl}methanol
CAS 65022-04-0C12H12O3
3-Methyl-6-(oxiran-2-yl)-3,4-dihydro-1H-isochromen-1-one
CAS 1374572-75-4C12H12O3
2-(5-Methyl-1-oxo-3,4-dihydroisochromen-6-yl)acetaldehyde
CAS 1374572-74-3C12H12O3
![1-[4-Methoxy-2-(prop-2-yn-1-yloxy)phenyl]ethanone chemical structure, C12H12O3, CAS 1415316-65-2](/s/PYQAPRXIKPKNOU-UHFFFAOYSA-N.svg)
1-[4-Methoxy-2-(prop-2-yn-1-yloxy)phenyl]ethanone
CAS 1415316-65-2C12H12O3
2-(7-Ethyl-1-benzofuran-3-yl)acetic acid
CAS 1514342-99-4C12H12O3
3-(2,3-Dimethylphenyl)oxolane-2,5-dione
CAS 1368596-02-4C12H12O3
Ethyl 2-hydroxy-4-phenyl-3-butynoate
CAS 20207-18-5C12H12O3
7-Ethoxy-3-methyl-2H-chromen-2-one
CAS 2230611-76-2C12H12O3
![5-Hydroxy-3,4-dihydrospiro[1-benzopyran-2,1'-cyclobutan]-4-one chemical structure, C12H12O3, CAS 2098128-55-1](/s/NLYHFCRVGVDAHE-UHFFFAOYSA-N.svg)
5-Hydroxy-3,4-dihydrospiro[1-benzopyran-2,1'-cyclobutan]-4-one
CAS 2098128-55-1C12H12O3
![4-Phenyl-2-oxabicyclo[2.1.1]hexane-5-carboxylic acid chemical structure, C12H12O3, CAS 2167002-19-7](/s/SDNCXHWVQSCSRW-UHFFFAOYSA-N.svg)
4-Phenyl-2-oxabicyclo[2.1.1]hexane-5-carboxylic acid
CAS 2167002-19-7C12H12O3
2-(2-Cyclopropyl-2-oxoethyl)benzoic acid
CAS 2375261-91-7C12H12O3
2-Methoxy-6-(3-methoxyprop-1-yn-1-yl)benzaldehyde
CAS 2516386-15-3C12H12O3
![2,2-Dimethyl-6-vinyl-4H-benzo[d][1,3]dioxin-4-one chemical structure, C12H12O3, CAS 2845126-27-2](/s/LGAOUGXXDLQHAI-UHFFFAOYSA-N.svg)
2,2-Dimethyl-6-vinyl-4H-benzo[d][1,3]dioxin-4-one
CAS 2845126-27-2C12H12O3
4-(3,5-Dimethoxyphenyl)but-3-yn-2-one
CAS 2605087-14-5C12H12O3
3-(2-Methylphenyl)oxane-2,6-dione
CAS 1136-23-8C12H12O3
5-(4-Methoxyphenyl)penta-2,4-dienoic acid
CAS 15542-37-7C12H12O3
3-Acetyl-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one
CAS 681477-69-0C12H12O3
![5-[p-Methoxyphenyl]-2,4-pentadienoic acid chemical structure, C12H12O3](/s/UODHHVJEXWSPFU-ZUVMSYQZSA-N.svg)
5-[p-Methoxyphenyl]-2,4-pentadienoic acid
C12H12O3
Ethyl (E)-2-oxo-4-phenylbut-3-enoate
CAS 55629-96-4C12H12O3
2,4-Hexadienoic acid, 6-hydroxy-6-phenyl-, (E,E)-
CAS 120231-93-8C12H12O3
- 2(3H)-Furanone, 3-(furanylmethylene)-5-propyl-120389-00-6C12H12O3
- 6,7-Dimethoxynaphthalen-2-ol33212-94-1C12H12O3
- Methyl 7-oxo-5,6,7,8-tetrahydronaphthalene-2-carboxylate178262-22-1C12H12O3
- 4,5,6,7-Tetramethylisobenzofuran-1,3-dione4540-48-1C12H12O3
- 2-Pentyn-1-one, 5-hydroxy-1-(4-methoxyphenyl)-603126-40-5C12H12O3
- Methyl 2-[(4Z)-3,4-dihydro-2H-1-benzopyran-4-ylidene]acetate174567-40-9C12H12O3
- Methyl 4-(3-oxobut-1-en-1-yl)benzoate115665-93-5C12H12O3
- Ethyl 2-(prop-2-yn-1-yloxy)benzoate528599-00-0C12H12O3
- 3-(2-Phenylethyl)oxolane-2,5-dione100519-02-6C12H12O3
- (2,3-Dimethyl-1-benzofuran-5-yl) acetate58236-95-6C12H12O3
- (4R,5R)-4-Acetyl-5-phenyloxolan-2-one91478-17-0C12H12O3
- 2-Ethyl-7-hydroxy-5-methyl-4H-chromen-4-one62036-42-4C12H12O3
- Methyl 1-benzoylcyclopropanecarboxylate72174-75-5C12H12O3
- 1,4-Dihydro-3-methoxy-2-naphthalenecarboxylic acid70335-58-9C12H12O3
- 1-(6,7-Dihydro-2H,5H-indeno[5,6-d][1,3]dioxol-5-yl)ethan-1-one62518-59-6C12H12O3
- 3-Methoxy-1,2-dihydronaphthalene-2-carboxylic acid35060-41-4C12H12O3
- 2-({3-[(Prop-2-yn-1-yl)oxy]phenoxy}methyl)oxirane55673-82-0C12H12O3
- 3-(4-Methoxyphenyl)-4-methyl-2(5H)-furanone113444-55-6C12H12O3
- 2-(4-Oxo-1,2,3,4-tetrahydronaphthalen-1-yl)acetic acid876482-82-5C12H12O3
- 3,5-Cyclohexadiene-1,2-diol, 3-(4-hydroxyphenyl)-, (1S-cis)-(9CI)134553-41-6C12H12O3
- 2-(2-Methyl-2H-chromen-2-yl)acetic acid143724-19-0C12H12O3
- 4-(1,4-Dioxopentyl)benzaldehyde195137-44-1C12H12O3
- 3-[3-(3-Hydroxyprop-1-ynyl)phenyl]propanoic acid277331-51-8C12H12O3
- (2E)-3-(3,4-Dihydro-2H-1-benzopyran-4-yl)prop-2-enoic acid209256-78-0C12H12O3
- 3-Benzofuranacetic acid, 5-methyl-, methyl ester26278-24-0C12H12O3
- 8-Methoxy-4-methyl-3-methylidene-3,4-dihydro-2H-1-benzopyran-2-one672307-94-7C12H12O3
- 2-(1-Benzofuran-2-yl)butanoic acid18775-51-4C12H12O3
- 2-Propyl-5-benzofurancarboxylic acid219763-22-1C12H12O3
- 1-(2,3-Dihydro-1-benzofuran-7-yl)cyclopropane-1-carboxylic acid151155-56-5C12H12O3
- 4-(1-Benzofuran-5-yl)butanoic acid1896841-76-1C12H12O3
- 2-(1-Benzofuran-5-yl)-2-methylpropanoic acid1446413-27-9C12H12O3
- (2Z)-2,3-Dimethyl-4-oxo-4-phenylbut-2-enoic acid1195181-38-4C12H12O3
- 2-[(2,3-Dihydro-1-benzofuran-5-yl)methyl]prop-2-enoic acid135798-80-0C12H12O3
- 2-(2,3-Dimethylbenzofuran-5-yl)acetic acid3782-08-9C12H12O3
- 2-(1-Benzofuran-3-yl)butanoic acid1500479-10-6C12H12O3
- rac-1-[(1R,2R)-2-(1,3-Dioxaindan-5-yl)cyclopropyl]ethan-1-one2227884-82-2C12H12O3
- 3-Methyl-7-ethylbenzofurancarboxylic acid58455-56-4C12H12O3
- 3-Ethoxy-2-(prop-2-yn-1-yloxy)benzaldehyde1099639-68-5C12H12O3
- 3-(Prop-2-ynoxymethyl)-2,3-dihydro-1,4-benzodioxine33953-46-7C12H12O3
- 5-Ethoxy-2H-chromene-3-carbaldehyde460710-84-3C12H12O3
- 6-Ethoxy-3-methylbenzofuran-2-carbaldehyde353497-67-3C12H12O3
- 2(5H)-Furanone, 5-ethoxy-3-phenyl-112895-75-7C12H12O3
- 7-Ethyl-4-methoxybenzofuran-2-carbaldehyde477735-62-9C12H12O3
- Methyl 5-methyl-2H-chromene-8-carboxylate1221723-06-3C12H12O3
- Methyl 6-methyl-2H-chromene-8-carboxylate1221724-16-8C12H12O3
- Methyl 2-(3-oxobut-1-en-1-yl)benzoate2229683-18-3C12H12O3
- Methyl 4-(4-methylphenyl)-4-oxobut-2-enoate52348-27-3C12H12O3
- 3-(2,3-Dihydro-1H-inden-1-yl)-2-oxopropanoic acid1824195-63-2C12H12O3
- Methyl 4-(3-oxobut-1-enyl)benzoate76322-80-0C12H12O3
- 4-Hydroxy-8-(propan-2-yl)-2H-1-benzopyran-2-one799262-06-9C12H12O3
- 2'H-Spiro[1,3-dioxolane-2,1'-naphthalen]-6'(5'H)-one6541-88-4C12H12O3
- 3a,4,5,8,9,9a-Hexahydro-4,9-ethenocycloocta[c]furan-1,3-dione6708-19-6C12H12O3
- Methyl 1-(4-formylphenyl)cyclopropane-1-carboxylate959632-01-0C12H12O3
- 2-(3,5-Dimethoxyphenyl)furan1333472-77-7C12H12O3
- 4-(3-Oxocyclopentyl)benzoic acid872613-88-2C12H12O3
- 2-Oxo-2-(5,6,7,8-tetrahydronaphthalen-1-yl)acetic acid1891229-96-1C12H12O3
- 2-Oxo-2-(1,2,3,4-tetrahydronaphthalen-1-yl)acetic acid2228727-39-5C12H12O3
- 1-[1-(1,3-Dioxaindan-5-yl)cyclopropyl]ethan-1-one102509-72-8C12H12O3
- (E)-3-(3-(2-Oxopropyl)phenyl)acrylic acid1807359-90-5C12H12O3
- (E)-3-(3-Propionylphenyl)acrylic acid1807427-12-8C12H12O3
- (E)-3-(4-Propionylphenyl)acrylic acid1402606-95-4C12H12O3
- 6-Hydroxy-2-(2-methylpropylidene)-1-benzofuran-3(2H)-one88281-19-0C12H12O3
- 2-(1-Benzofuran-5-yl)butanoic acid1519914-66-9C12H12O3
- Ethyl 3-(3-formylphenyl)prop-2-enoate110114-16-4C12H12O3
- 2-Hydroxy-7-methyl-1,2-dihydronaphthalene-2-carboxylic acid143355-55-9C12H12O3
- 8-Ethyl-7-hydroxy-4-methyl-2H-1-benzopyran-2-one13830-65-4C12H12O3
- 5-Benzylidene-4,4-dimethyl-1,3-dioxolan-2-one220788-87-4C12H12O3
- 3'H,8'H-Spiro[1,3-dioxolane-2,7'-naphtho[1,8a-b]oxirene]23143-06-8C12H12O3
- 1'H-Spiro[1,3-dioxolane-2,2'-naphthalen]-5'-ol26851-23-0C12H12O3
- 3'H,6'H-Spiro[1,3-dioxolane-2,5'-naphtho[1,8a-b]oxirene]33059-22-2C12H12O3
- 1-[6-(Methoxymethyl)-1-benzofuran-5-yl]ethan-1-one63183-65-3C12H12O3
- 6-(1,3-Dioxolan-2-yl)-2-methyl-1-benzofuran648916-00-1C12H12O3
- 5-Methoxy-2,7-dimethyl-4H-1-benzopyran-4-one62806-17-1C12H12O3
- 3-(Hydroxymethyl)-2,6-dimethyl-4H-1-benzopyran-4-one62407-08-3C12H12O3
- 3-(2-Cyclopropylphenyl)-2-oxopropanoic acid1541348-18-8C12H12O3
- 3-(3-Cyclopropylphenyl)-2-oxopropanoic acid1537527-29-9C12H12O3
Frequently asked questions
What is the molar mass of C12H12O3?
The molar mass of C12H12O3 is 204.23 g/mol, calculated from standard atomic weights for 12 carbon atoms, 12 hydrogen atoms and 3 oxygen atoms. The monoisotopic mass is 206.0819 Da.
How many compounds have the formula C12H12O3?
CompoundList lists 771 compounds with the molecular formula C12H12O3, including 4-(Benzofuran-3-yl)butanoic acid, Methyl 2-(1-oxo-2,3-dihydro-1H-inden-5-yl)acetate, 4-(4-Methylphenyl)oxane-2,6-dione. 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 C12H12O3?
C12H12O3 has a degree of unsaturation of 7. 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.