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 601 to 700 of 771 compounds
![2-Phenyl-2-[(prop-2-yn-1-yl)oxy]-1,3-dioxolane chemical structure, C12H12O3, CAS 64020-47-9](/s/GGLMYSCBKCCNGQ-UHFFFAOYSA-N.svg)
2-Phenyl-2-[(prop-2-yn-1-yl)oxy]-1,3-dioxolane
CAS 64020-47-9C12H12O3
8,8-Diethoxyocta-2,4,6-triynal
CAS 62796-55-8C12H12O3
4-(Benzyloxy)penta-2,4-dienoic acid
CAS 62221-97-0C12H12O3
![3-[(3-Methoxyphenyl)methylidene]oxolan-2-one chemical structure, C12H12O3, CAS 87816-37-3](/s/CYDYWXQYGOWISX-UHFFFAOYSA-N.svg)
3-[(3-Methoxyphenyl)methylidene]oxolan-2-one
CAS 87816-37-3C12H12O3
1-Hydroxy-4-methoxy-5,6-dihydronaphthalene-2-carbaldehyde
CAS 88170-75-6C12H12O3
3-Hydroxy-1-phenylhex-3-ene-1,5-dione
CAS 88063-90-5C12H12O3
7-Methoxy-4,6-dimethyl-2H-1-benzopyran-2-one
CAS 86100-70-1C12H12O3
Methyl 4-(3-methoxyprop-1-yn-1-yl)benzoate
CAS 827028-02-4C12H12O3
![[(4-Phenylbut-3-yn-2-yl)oxy]acetic acid chemical structure, C12H12O3, CAS 923026-31-7](/s/HCAQEDYNQXECSP-UHFFFAOYSA-N.svg)
[(4-Phenylbut-3-yn-2-yl)oxy]acetic acid
CAS 923026-31-7C12H12O3
2-(Methoxymethylidene)-1-phenylbutane-1,3-dione
CAS 920033-76-7C12H12O3
3-(4-Methylbenzoyl)oxolan-2-one
CAS 58688-29-2C12H12O3
Methyl 4-(4-methylphenyl)-2-oxobut-3-enoate
CAS 569338-07-4C12H12O3
2-(Hydroxymethylidene)-5-methoxy-3,4-dihydronaphthalen-1(2H)-one
CAS 25677-39-8C12H12O3
Methyl 3-methyl-4-oxo-4-phenylbut-2-enoate
CAS 32095-87-7C12H12O3
![[5-(3-Methoxyphenyl)furan-2-yl]methanol chemical structure, C12H12O3, CAS 1267319-43-6](/s/IWHQCKIIOMTZBP-UHFFFAOYSA-N.svg)
[5-(3-Methoxyphenyl)furan-2-yl]methanol
CAS 1267319-43-6C12H12O3
4-(3-Methylphenyl)oxane-2,6-dione
CAS 36285-97-9C12H12O3
3-(2,5-Dimethylphenyl)oxolane-2,5-dione
CAS 50467-44-2C12H12O3
3-(2,4-Dimethylphenyl)oxolane-2,5-dione
CAS 1266891-36-4C12H12O3
3-(3-Methyl-1-benzofuran-2-yl)propanoic acid
CAS 6836-90-4C12H12O3
3-(3,4-Dimethylphenyl)oxolane-2,5-dione
CAS 1368467-61-1C12H12O3
3-(3,5-Dimethylphenyl)oxolane-2,5-dione
CAS 1368958-96-6C12H12O3
3-(3-Methyl-1-benzofuran-5-yl)propanoic acid
CAS 1518850-00-4C12H12O3
3-(1-Benzofuran-5-yl)-2-methylpropanoic acid
CAS 1506310-74-2C12H12O3
1-(2,3-Dihydro-1,4-benzodioxin-5-yl)cyclopropane-1-carbaldehyde
CAS 1525773-53-8C12H12O3
- 2-(1-Benzofuran-3-yl)-2-methylpropanoic acid1781526-73-5C12H12O3
- 3,5-Hexadien-2-one, 6-(3,4-dihydroxyphenyl)-116993-69-2C12H12O3
- Phenyl 3,6-dihydro-2H-pyran-2-carboxylate547740-41-0C12H12O3
- 2H-Pyran-2-one, 5,6-dihydro-4-hydroxy-6-methyl-6-phenyl-807609-60-5C12H12O3
- [4-(Hydroxymethyl)phenyl] pent-4-ynoate1541173-24-3C12H12O3
- rac-(1R,2R)-2-(2,3-Dihydro-1-benzofuran-5-yl)cyclopropane-1-carboxylic acid2227790-82-9C12H12O3
- 1-(5-Ethoxybenzofuran-3-yl)ethanone1427024-51-8C12H12O3
- 1-(5-Hydroxybenzofuran-3-yl)-2-methylpropan-1-one1427023-80-0C12H12O3
- Methyl 2,6-Dimethylbenzofuran-3-carboxylate1019867-88-9C12H12O3
- 1-(4-Methylphenyl)pentane-1,3,4-trione1566943-41-6C12H12O3
- 4-(3-Pentyn-1-yloxy)benzoic acid1565323-39-8C12H12O3
- Methyl 3-(cyclopropanecarbonyl)benzoate1260380-40-2C12H12O3
- 3-Acetyl-5-methyl-3,4-dihydro-1H-2-benzopyran-1-one1596678-52-2C12H12O3
- 3-Acetyl-7-methyl-3,4-dihydro-1H-2-benzopyran-1-one1596043-43-4C12H12O3
- 5-Cyclopropanecarbonyl-4,5,6,7-tetrahydro-1-benzofuran-4-one1545549-33-4C12H12O3
- 3-Benzoyloxan-4-one1569280-05-2C12H12O3
- 3-Propanoyl-3,4-dihydro-2H-1-benzopyran-4-one1592391-73-5C12H12O3
- 4-(2,3-Dihydro-1-benzofuran-5-yl)but-2-enoic acid1899147-28-4C12H12O3
- 2-(3-Methyl-1-benzofuran-2-yl)propanoic acid1893252-29-3C12H12O3
- Methyl (E)-3-(2,3-dihydrobenzofuran-5-yl)acrylate203505-81-1C12H12O3
- 2-Ethyl-7-hydroxy-3-methyl-4H-1-benzopyran-4-one14208-96-9C12H12O3
- 5-Hydroxy-3,4,8-trimethyl-2H-1-benzopyran-2-one91963-09-6C12H12O3
- 3-Ethyl-4-hydroxy-6-methyl-2H-1-Benzopyran-2-one21315-29-7C12H12O3
- 3-(2,3-Dihydro-1H-inden-5-yl)-2-oxopropanoic acid1935523-78-6C12H12O3
- 1-(1,3-BenZodioxol-5-yl)-3-methyl-2-buten-1-one1335128-72-7C12H12O3
- (3S)-3-(3-Hydroxyphenyl)hex-4-ynoic acid2920187-12-6C12H12O3
- 3-(2,3-Dihydro-1H-inden-4-yl)-2-oxopropanoic acid2228151-60-6C12H12O3
- 3-(2-Hydroxyphenyl)cyclopent-1-ene-1-carboxylic acid2138813-77-9C12H12O3
- Spiro[chromane-4,1'-cyclopropane]-7-carboxylic acid2089651-56-7C12H12O3
- Methyl 4-ethoxy-3-ethynylbenzoate2365228-50-6C12H12O3
- Ethyl 2-Methylbenzofuran-5-carboxylate2105181-22-2C12H12O3
- Spiro[chromane-4,1'-cyclopropane]-8-carboxylic acid2245322-64-7C12H12O3
- Methyl 3-ethoxy-5-ethynylbenzoate2748250-71-5C12H12O3
- (1R,2S)-2-(2,3-Dihydrobenzofuran-4-yl)cyclopropane-1-carboxylic acid2165829-19-4C12H12O3
- (1S,2R)-2-(2,3-Dihydrobenzofuran-4-yl)cyclopropane-1-carboxylic acid2165423-67-4C12H12O3
- 3-(2,3-Dihydro-1H-inden-2-yl)-2-oxopropanoic acid2229557-64-4C12H12O3
- Methyl 3-ethoxy-4-ethynylbenzoate2819691-47-7C12H12O3
- 4-Ethynyl-2-isopropoxybenzoic acid2825809-44-5C12H12O3
- Methyl 2-ethoxy-4-ethynylbenzoate2829897-42-7C12H12O3
- Methyl 2-ethoxy-5-ethynylbenzoate2801181-34-8C12H12O3
- 3,8-Dimethyl-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carbaldehyde2137787-24-5C12H12O3
- 3,6-Dimethyl-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carbaldehyde2137787-32-5C12H12O3
- 3-Acetyl-6-methyl-3,4-dihydro-1H-2-benzopyran-1-one2138149-06-9C12H12O3
- 7-Ethyl-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carbaldehyde2138198-76-0C12H12O3
- 3,5-Dimethyl-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carbaldehyde2137627-36-0C12H12O3
- 3,7-Dimethyl-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carbaldehyde2137630-68-1C12H12O3
- 3-(3-Ethylphenyl)oxolane-2,5-dione2137788-00-0C12H12O3
- Ethyl 3-(4-hydroxy-2-methylphenyl)prop-2-ynoate2137841-18-8C12H12O3
- Methyl 7-ethyl-1-benzofuran-3-carboxylate2137854-71-6C12H12O3
- 5-(Furan-2-carbonyl)spiro[2.4]heptan-4-one2137762-77-5C12H12O3
- Methyl 2-(1-benzofuran-3-yl)propanoate2008195-32-0C12H12O3
- Methyl 2-[(3E)-3,4-dihydro-2H-1-benzopyran-3-ylidene]acetate1868639-71-7C12H12O3
- 3-(2,6-Dimethylphenyl)oxolane-2,5-dione2228135-57-5C12H12O3
- Methyl (3S)-3-(4-ethynylphenyl)-3-hydroxypropanoate2227864-12-0C12H12O3
- 4-(2,3-Dihydro-1,4-benzodioxin-5-yl)but-3-en-2-one2229660-74-4C12H12O3
- 2-(3,4-Dihydro-1H-2-benzopyran-6-yl)prop-2-enoic acid2229429-26-7C12H12O3
- 2-(2-Methyl-2,3-dihydro-1-benzofuran-5-yl)prop-2-enoic acid2229314-19-4C12H12O3
- Methyl 5-(but-3-yn-1-yl)-2-hydroxybenzoate2228391-09-9C12H12O3
- 1-(2-Hydroxynaphthalen-1-yl)ethane-1,2-diol2229110-23-8C12H12O3
- Methyl 3-(3-ethynylphenyl)-2-hydroxypropanoate2228720-83-8C12H12O3
- 2-(2,3-Dihydro-1-benzofuran-7-yl)cyclopropane-1-carboxylic acid2111679-13-9C12H12O3
- 3-(2-Ethynylphenyl)-2-methoxypropanoic acid2229136-08-5C12H12O3
- Methyl (3S)-3-(2-ethynylphenyl)-3-hydroxypropanoate2227912-48-1C12H12O3
- 4-Methyl-2-oxo-5-phenylpent-4-enoic acid2229653-47-6C12H12O3
- Methyl (3R)-3-(4-ethynylphenyl)-3-hydroxypropanoate2227917-14-6C12H12O3
- rac-(1R,2R)-2-(2,3-Dihydro-1-benzofuran-7-yl)cyclopropane-1-carboxylic acid2227745-26-6C12H12O3
- Methyl 3-(4-ethynylphenyl)-3-hydroxypropanoate2228951-84-4C12H12O3
- Methyl 5-(1-ethynylcyclopropyl)-2-methylfuran-3-carboxylate2228549-32-2C12H12O3
- Methyl 5-(but-3-yn-2-yl)-2-hydroxybenzoate2228296-60-2C12H12O3
- 4-(2,3-Dihydro-1,4-benzodioxin-2-yl)but-3-en-2-one2229682-85-1C12H12O3
- 3-(4-Ethynylphenyl)-2-hydroxy-2-methylpropanoic acid2228196-07-2C12H12O3
- 3-(2-Ethylphenyl)oxolane-2,5-dione2229357-32-6C12H12O3
- Methyl (3S)-3-(3-ethynylphenyl)-3-hydroxypropanoate2227899-47-8C12H12O3
- 4-(3-Formylcyclobutyl)benzoic acid2172081-23-9C12H12O3
- 5-(But-3-yn-2-yl)-6-methoxy-1,3-dioxaindane2229437-18-5C12H12O3
- 5-(But-3-yn-1-yl)-6-methoxy-1,3-dioxaindane2228719-36-4C12H12O3
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 2-Phenyl-2-[(prop-2-yn-1-yl)oxy]-1,3-dioxolane, 8,8-Diethoxyocta-2,4,6-triynal, 4-(Benzyloxy)penta-2,4-dienoic 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 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.