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 1 to 100 of 771 compounds
7-Ethoxy-4-methylcoumarin
CAS 87-05-8C12H12O3
Anofinic acid
CAS 34818-56-9C12H12O3
2-(6,7-Dimethyl-1-benzofuran-3-yl)acetic acid
CAS 610277-17-3C12H12O3
![(2E)-3-[2-(Prop-2-en-1-yloxy)phenyl]prop-2-enoic acid chemical structure, C12H12O3, CAS 1164517-01-4](/s/JNLHYSQRNTVMGI-BQYQJAHWSA-N.svg)
(2E)-3-[2-(Prop-2-en-1-yloxy)phenyl]prop-2-enoic acid
CAS 1164517-01-4C12H12O3
7-Hydroxy-4-propyl-2H-chromen-2-one
CAS 19225-02-6C12H12O3
1,3,5,Triacetylbenzene
CAS 779-90-8C12H12O3
1-(7-Ethoxy-1-benzofuran-2-yl)ethan-1-one
CAS 58583-72-5C12H12O3
Ethyl (2E)-4-oxo-4-phenyl-2-butenoate
CAS 15121-89-8C12H12O3
7-Propoxy-chromen-2-one
CAS 6093-73-8C12H12O3
3-Ethoxy-4-prop-2-ynyloxy-benzaldehyde
CAS 428847-37-4C12H12O3
trans-3-(2,5-Dimethylbenzoyl)acrylic acid
CAS 159971-25-2C12H12O3
7-Hydroxy-4-(propan-2-yl)-2H-chromen-2-one
CAS 23251-28-7C12H12O3
2-(6-Ethyl-1-benzofuran-3-yl)acetic acid
CAS 26286-61-3C12H12O3
7-Hydroxy-3,4,8-trimethylcoumarin
CAS 91963-11-0C12H12O3
(4,6-Dimethyl-1-benzofuran-3-yl)acetic acid
CAS 539807-37-9C12H12O3
(2E)-3-(4-(Prop-2-en-1-yloxy)phenyl)prop-2-enoic acid
CAS 59953-93-4C12H12O3
3,6,7-Trimethyl-benzofuran-2-carboxylic acid
CAS 878417-05-1C12H12O3
7-Methoxy-4,8-dimethylchromen-2-one
CAS 14002-96-1C12H12O3
1,2,3,4-Tetrahydro-2-carbomethoxy-1-oxonaphthalene
CAS 7442-52-6C12H12O3
3-(4-Methoxy-benzylidene)-dihydro-furan-2-one
CAS 40011-27-6C12H12O3
4-tert-Butylphthalic anhydride
CAS 32703-79-0C12H12O3
Ethyl 1-oxo-2,3-dihydro-1H-indene-2-carboxylate
CAS 6742-25-2C12H12O3
Benzyl 3-oxocyclobutane-1-carboxylate
CAS 198995-91-4C12H12O3
Methyl 8-oxo-5,6,7,8-tetrahydronaphthalene-2-carboxylate
CAS 116047-26-8C12H12O3
- 1 suppliers4-Ethyl-5-hydroxy-7-methyl-2H-chromen-2-one62036-49-1C12H12O3
- 3-(3-Hydroxy-3-methylbut-1-yn-1-yl)benzoic acid878742-28-0C12H12O3
- 6-Ethoxy-4-methylchromen-2-one262591-13-9C12H12O3
- Methyl 5-oxo-5,6,7,8-tetrahydronaphthalene-1-carboxylate59599-49-4C12H12O3
- 4-(3-Hydroxy-3-methylbut-1-yn-1-yl)benzoic acid63165-02-6C12H12O3
- (5,6-Dimethyl-benzofuran-3-yl)-acetic acid750599-10-1C12H12O3
- p-Hydroxy-beta,beta-diacetylstyrene17792-58-4C12H12O3
- 1 suppliersEthyl 3-methyl-1-benzofuran-2-carboxylate22367-82-4C12H12O3
- (E)-4-Oxo-6-phenyl-5-hexenoic acid121365-22-8C12H12O3
- 4-(4-Methylbenzoyl)oxolan-2-one16304-70-4C12H12O3
- 2-Naphthalenecarboxylic acid, 1,2,3,4-tetrahydro-4-oxo-, methyl ester55571-74-9C12H12O3
- 5-Oxo-6,7,8,9-tetrahydro-5H-benzo[7]annulene-2-carboxylic acid3470-47-1C12H12O3
- (2E)-3-(3,4-Dihydro-2H-1-benzopyran-3-yl)prop-2-enoic acid924873-03-0C12H12O3
- 3,4,7-Trimethyl-1-benzofuran-2-carboxylic acid53715-96-1C12H12O3
- Methyl 3-oxo-1-phenylcyclobutane-1-carboxylate1035897-59-6C12H12O3
- 2',3'-Dihydrospiro(1,3-dioxolane-2,1'-indene)-5'-carbaldehyde908860-66-2C12H12O3
- 2-Ethyl-3-benzofuranacetic acid52407-48-4C12H12O3
- 5-(Propan-2-yl)-1-benzofuran-3-carboxylic acid1504251-86-8C12H12O3
- 3-[(Z)-4-Methoxybenzylidene]oxolane-2-one1530-62-7C12H12O3
- 4-Benzyloxane-2,6-dione91963-19-8C12H12O3
- 9-Oxo-6,7,8,9-tetrahydro-5H-benzo[7]annulene-6-carboxylic acid85124-48-7C12H12O3
- 1-(5-Methoxy-3-methyl-1-benzofuran-2-yl)ethan-1-one33038-32-3C12H12O3
- Methyl 2-(4-(prop-2-yn-1-yloxy)phenyl)acetate258331-62-3C12H12O3
- 1 suppliers4-(2,5-Dimethylphenyl)-4-oxobut-2-enoic acid15254-22-5C12H12O3
- 3-Phenyl-2-oxabicyclo(2.1.1)hexane-1-carboxylic acid2731009-06-4C12H12O3
- 1-Phenyl-2-oxabicyclo(2.1.1)hexane-4-carboxylic acid2384644-44-2C12H12O3
- 3-Oxo-1-phenylcyclopentanecarboxylic acid84409-29-0C12H12O3
- rac-(3'R,4S)-2,3-Dihydrospiro(1-benzopyran-4,1'-cyclopropane)-3'-carboxylic acid2102608-14-8C12H12O3
- Cladoacetal A443999-21-1C12H12O3
- 4-Phenyl-2-oxabicyclo(2.1.1)hexane-1-carboxylic acid2613383-83-6C12H12O3
- 4-Ethyl-7-hydroxy-8-methyl-2H-chromen-2-one426250-36-4C12H12O3
- (2E)-3-(3,4-Dihydro-2H-1,5-benzodioxepin-7-yl)prop-2-enal1563461-31-3C12H12O3
- 1-(5-Methoxy-2-methyl-1-benzofuran-3-yl)ethanone33038-29-8C12H12O3
- [5-(4-Methoxyphenyl)furan-2-yl]methanol34721-80-7C12H12O3
- Methyl 4-(1-formylcyclopropyl)benzoate2168096-71-5C12H12O3
- 4-(4-Ethynylphenoxy)butanoic acid2913416-21-2C12H12O3
- Methyl 2-[3-(prop-2-yn-1-yloxy)phenyl]acetate2947425-44-5C12H12O3
- 2H-1-Benzopyran-2-one, 7-(1-methylethoxy)-87980-63-0C12H12O3
- 6-Ethyl-7-hydroxy-4-methyl-2H-chromen-2-one1484-73-7C12H12O3
- 2H-1-Benzopyran-6-carboxaldehyde, 3,4-dihydro-2,2-dimethyl-4-oxo-143260-32-6C12H12O3
- 7-Methoxy-3,4-dimethyl-2H-chromen-2-one13252-88-5C12H12O3
- 2H-1-Benzopyran, 3-acetyl-6-methoxy-57543-56-3C12H12O3
- 1 suppliers3-Ethyl-7-hydroxy-4-methylchromen-2-one53666-71-0C12H12O3
- 5-Methoxy-4,7-dimethylchromen-2-one14002-98-3C12H12O3
- Methyl 3,6-dimethyl-1-benzofuran-2-carboxylate142143-68-8C12H12O3
- Cladoacetal B443999-22-2C12H12O3
- (3Z)-3-Butylidene-5-hydroxy-2-benzofuran-1-one91652-78-7C12H12O3
- (Z)-3-Butylidene-7-hydroxyphthalide93236-67-0C12H12O3
- 1-(7-Methoxy-2H-1-benzopyran-3-yl)ethanone57543-55-2C12H12O3
- 5,8-Dihydroxy-4,4-dimethylnaphthalen-1(4H)-one68085-25-6C12H12O3
- 1-Ethynyl-4-hydroperoxy-1,2,3,4-tetrahydro-1-naphthol118150-57-5C12H12O3
- 3'-Methoxy-4'-(2-propyn-1-yloxy)acetophenone956597-80-1C12H12O3
- (2E)-4-(2,4-Dimethylphenyl)-4-oxobut-2-enoic acid22660-11-3C12H12O3
- 7-Hydroxy-2-propyl-4H-chromen-4-one248595-21-3C12H12O3
- 4-Methoxy-6-phenyl-5,6-dihydro-2H-pyran-2-one17298-18-9C12H12O3
- 2-(1-Oxo-1,2,3,4-tetrahydronaphthalen-2-yl)acetic acid6742-31-0C12H12O3
- 2H-Pyran-3(6H)-one, 2-(phenylmethoxy)-, (2S)-391928-90-8C12H12O3
- 6,6-Dimethyl-6H-[1,3]dioxolo[4,5-G]chromene63434-48-0C12H12O3
- Senkyunolide E94530-83-3C12H12O3
- 6-Hydroxy-2-propyl-4H-chromen-4-one61546-60-9C12H12O3
- Ethyl 2-(benzofuran-3-yl)acetate82156-58-9C12H12O3
- Methyl 5-oxo-5,6,7,8-tetrahydronaphthalene-2-carboxylate144464-66-4C12H12O3
- Methyl (2E)-4-(4-Methylphenyl)-4-oxobut-2-enoate32149-28-3C12H12O3
- 4-(Benzofuran-2-yl)butanoic acid91962-99-1C12H12O3
- Pentanoic acid, 4-oxo-3-(phenylmethylene)-26717-32-8C12H12O3
- 5-Hydroxy-2,2-dimethyl-2H-chromene-6-carbaldehyde54287-99-9C12H12O3
- Cyclopenta(c)pyran-7-carboxaldehyde, 4-(ethoxymethyl)-97856-20-7C12H12O3
- 4-(Cyclopropylcarbonyl)benzeneacetic acid35981-68-1C12H12O3
- Ethyl 4-(prop-2-yn-1-yloxy)benzoate175203-55-1C12H12O3
- Methyl 4-oxo-1,2,3,4-tetrahydronaphthalene-1-carboxylate156390-35-1C12H12O3
- (3S)-3-(4-Hydroxyphenyl)-4-hexynoic acid865233-35-8C12H12O3
- (2S)-2-(4-Hydroxyphenyl)-6-methyl-2,3-dihydropyran-4-one1351338-15-2C12H12O3
- Benzyl (oxetan-3-ylidene)acetate1242160-03-7C12H12O3
- 3-(4-Hydroxyphenyl)hex-4-ynoic acid865233-34-7C12H12O3
- 1-Benzofuran-4,7-dione, 5-butyl-123332-46-7C12H12O3
- 6,7-Dimethoxynaphthalen-1-ol135678-71-6C12H12O3
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 7-Ethoxy-4-methylcoumarin, Anofinic acid, 2-(6,7-Dimethyl-1-benzofuran-3-yl)acetic 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.