Molecular formula
C15H18O3
465 compounds have this formula on CompoundList.
- Molar mass
- 246.31g/mol
- Monoisotopic mass
- 252.1633Da
- Atoms
- 36
- Elements
- 3
- Rings plus double bonds
- 7
The formula C15H18O3 describes a molecule made of 15 carbon atoms, 18 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 × 1573.15%12.011 × 15 = 180.165 g/mol
- H Hydrogen × 187.37%1.008 × 18 = 18.144 g/mol
- O Oxygen × 319.49%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C15H18O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 465 compounds
cis-3-(2,4-Dimethylbenzoyl)cyclopentane-1-carboxylic acid
CAS 732252-98-1C15H18O3
cis-3-(2,5-Dimethylbenzoyl)cyclopentane-1-carboxylic acid
CAS 732253-05-3C15H18O3
cis-3-(2,6-Dimethylbenzoyl)cyclopentane-1-carboxylic acid
CAS 732253-13-3C15H18O3
cis-3-(3,4-Dimethylbenzoyl)cyclopentane-1-carboxylic acid
CAS 732253-20-2C15H18O3
cis-3-(3,5-Dimethylbenzoyl)cyclopentane-1-carboxylic acid
CAS 732253-27-9C15H18O3
![cis-3-[2-(4-Methylphenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid chemical structure, C15H18O3, CAS 733740-26-6](/s/BYTVBMWKXJZNBJ-WCQYABFASA-N.svg)
cis-3-[2-(4-Methylphenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid
CAS 733740-26-6C15H18O3
cis-3-(2-Methylbenzoyl)cyclohexane-1-carboxylic acid
CAS 735269-68-8C15H18O3
cis-3-(3-Methylbenzoyl)cyclohexane-1-carboxylic acid
C15H18O3
cis-3-(4-Methylbenzoyl)cyclohexane-1-carboxylic acid
CAS 735269-70-2C15H18O3
cis-3-(2-Oxo-2-phenylethyl)cyclohexane-1-carboxylic acid
CAS 735275-04-4C15H18O3
![cis-(1S,3R)-3-[2-(3-Methylphenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid chemical structure, C15H18O3](/s/BHYMTDKCLWOLPN-YPMHNXCESA-N.svg)
cis-(1S,3R)-3-[2-(3-Methylphenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid
C15H18O3
(1S,3R)-3-(4-Methylbenzoyl)cyclohexane-1-carboxylic acid
C15H18O3
5-Oxo-5,6,7,8-tetrahydronaphthalen-2-yl pivalate
CAS 898224-89-0C15H18O3
![(4R,4aS,5aS,6aR,6bS,7aR)-4-Hydroxy-3,6b-dimethyl-5-methylene-4,4a,5,5a,6,6a,7,7a-octahydrocyclopropa[2,3]indeno[5,6-b]furan-2(6bH)-one chemical structure, C15H18O3, CAS 491572-18-0](/s/URLFHFQLZGCPQX-ZLDQFNNOSA-N.svg)
(4R,4aS,5aS,6aR,6bS,7aR)-4-Hydroxy-3,6b-dimethyl-5-methylene-4,4a,5,5a,6,6a,7,7a-octahydrocyclopropa[2,3]indeno[5,6-b]furan-2(6bH)-one
CAS 491572-18-0C15H18O3
Benzyl 1-methyl-4-oxocyclohexane-1-carboxylate
CAS 1134198-11-0C15H18O3
Irofulven metabolite M5
CAS 247256-78-6C15H18O3
Naphtho(1,8-bc)pyran-2,7-dione, 3,3a,6,6a,9a,9b-hexahydro-4,7,9b-trimethyl-, (3aalpha,6abeta,9aalpha,9balpha)-
CAS 104199-03-3C15H18O3
![3-Hydroxy-2-methoxy-4-prop-2-enyl-6,7,8,9-tetrahydrobenzo[7]annulen-5-one chemical structure, C15H18O3, CAS 71007-61-9](/s/OJRAAYSTGCPOQU-UHFFFAOYSA-N.svg)
3-Hydroxy-2-methoxy-4-prop-2-enyl-6,7,8,9-tetrahydrobenzo[7]annulen-5-one
CAS 71007-61-9C15H18O3
7-Ethoxy-8-methyl-4-propyl-2H-chromen-2-one
CAS 428845-74-3C15H18O3
cis-2-(4-Methylbenzoyl)cyclohexane-1-carboxylic acid
C15H18O3
Cyclohexanol, 2-(1,3-benzodioxol-5-ylmethylene)-4-methyl-
CAS 69920-46-3C15H18O3
5-Octyn-4-one, 1-hydroxy-8-(phenylmethoxy)-
CAS 616240-01-8C15H18O3
5-Octyn-4-one, 1-hydroxy-7-(phenylmethoxy)-
CAS 616240-03-0C15H18O3
![2-[3-(4-Methoxyphenyl)-1-cyclohex-3-enyl]-acetic acid chemical structure, C15H18O3, CAS 62761-33-5](/s/AWGIPOMZIQVFML-UHFFFAOYSA-N.svg)
2-[3-(4-Methoxyphenyl)-1-cyclohex-3-enyl]-acetic acid
CAS 62761-33-5C15H18O3
- 2,2-Diethoxy-5-methylidene-4-phenyl-2,5-dihydrofuran87841-03-0C15H18O3
- 3-[(Cyclohex-1-en-1-yl)methyl]-2-hydroxy-4-methoxybenzaldehyde127462-79-7C15H18O3
- 7-Methoxyspiro[chroman-2,1'-cyclohexan]-4-one135110-58-6C15H18O3
- Methyl 1-benzyl-4-oxocyclohexanecarboxylate1196989-59-9C15H18O3
- (4-Oxo-1-phenylcyclohexyl)methyl acetate51510-02-2C15H18O3
- 2,2-Diethyl-6-hydroxy-4,5-dimethyl-1H-indene-1,3(2H)-dione57296-36-3C15H18O3
- cis-(1S,3R)-3-[2-(4-Methylphenyl)-2-oxoethyl]cyclopentane-1-carboxylic acidC15H18O3
- 6-[(2,3-Dihydro-1-benzofuran-6-yl)oxy]-4-methylhex-4-enal51079-82-4C15H18O3
- Benzenebutanoic acid, alpha-(2-oxopropylidene)-, ethyl ester, (alphaE)-1364142-75-5C15H18O3
- 3-Allyl-5,6-dimethoxy-3,4-dihydro-1H-naphthalen-2-one1123299-12-6C15H18O3
- Benzyl 2-(4-oxocyclohexyl)acetate929557-11-9C15H18O3
- 1-(3,3-Dimethyl-2,3-dihydro-benzofuran-5-yl)-cyclopropanecarboxylic acid methyl ester936727-41-2C15H18O3
- 5H-Benzocycloheptene-6-acetic acid, 6,7,8,9-tetrahydro-5-oxo-, ethyl ester25742-81-8C15H18O3
- 2-(3-Methoxyphenyl)spiro[3.3]heptane-2-carboxylic acid1483926-17-5C15H18O3
- Ethyl 2-[(1Z)-7-methoxy-1,2,3,4-tetrahydronaphthalen-1-ylidene]acetate137847-73-5C15H18O3
- 6-Hydroxy-5,7,8-trimethyl-spiro[2H-1-benzopyran-2,1'-cyclobutan]-4(3H)-one891188-04-8C15H18O3
- Ethyl 3-oxo-3-(5,6,7,8-tetrahydronaphthalen-2-yl)propanoate74053-97-7C15H18O3
- 5-(4-(Ethoxymethyl)phenyl)-3-hydroxy-2-cyclohexen-1-one95068-24-9C15H18O3
- Ethyl 2-[(2,6-dimethylphenyl)methylidene]-3-oxobutanoate1807887-88-2C15H18O3
- (4R,6R,8S)-8,12-Dimethyl-3-methylidene-5,14-dioxatricyclo[9.3.0.04,6]tetradeca-1(11),12-dien-10-oneC15H18O3
- 2,4,6-Triethylbenzene-1,3,5-tricarbaldehyde906565-55-7C15H18O3
- 3,4-Bis(cyclopropylmethoxy)benzaldehyde1369817-76-4C15H18O3
- 3H-2-Benzopyran-3-one, 1-(3-furanyl)-1,5,6,7,8,8a-hexahydro-5,8a-dimethyl-, (1alpha,5alpha,8abeta)-126754-18-5C15H18O3
- Methyl 2-hydroxy-5,5-dimethyl-2-phenylhex-3-ynoate92956-88-2C15H18O3
- 7,7-Dimethyl-3a,4,6,7,8,9,9a,9b-octahydro-6,8-methanonaphtho[1,2-c]furan-1,3-dione42507-76-6C15H18O3
- 1,1-Dimethylethyl (2E)-3-oxo-2-(phenylmethylene)butanoate385826-14-2C15H18O3
- (2Z,4E)-Hexa-2,4-dien-1-yl 2-ethoxybenzoate16558-19-3C15H18O3
- 1-Hepten-3-one, 1-(1,3-benzodioxol-5-yl)-6-methyl-58344-55-1C15H18O3
- o-Loxoprofen1027400-34-5C15H18O3
- m-Loxoprofen1026471-88-4C15H18O3
- Cyclopentanecarboxylic acid, 2-oxo-1-(2-phenylethyl)-, methyl ester172805-63-9C15H18O3
- 2H-Pyran-2,6(3H)-dione, 4-[4-(1,1-dimethylethyl)phenyl]dihydro-185049-55-2C15H18O3
- Benzoic acid, 4-methoxy-, 1-cyclohexen-1-ylmethyl ester161578-92-3C15H18O3
- Methyl 1,2,3,4-tetrahydro-7-(2-propen-1-yloxy)-2-naphthalenecarboxylate120072-88-0C15H18O3
- 2-Hexyl-1-benzofuran-5-carboxylic acid190067-60-8C15H18O3
- 4-Methyl-6-(4,6,6-trimethyl-2-oxocyclohex-3-en-1-yl)-2H-pyran-2-one139542-29-3C15H18O3
- 1,3,5-Tris(allyloxy)benzene92581-65-2C15H18O3
- 3-(4-Oxo-cyclohexyl)-benzoic acid ethyl ester664339-61-1C15H18O3
- Methyl 3-(5,5-dimethylcyclopent-1-enyl)-4-hydroxybenzoate1142224-43-8C15H18O3
- (1S,3R)-3-(2,5-Dimethylbenzoyl)cyclopentane-1-carboxylic acidC15H18O3
- (1S,3R)-3-(2-Methylbenzoyl)cyclohexane-1-carboxylic acidC15H18O3
- Methyl 4-(2-cyclopentylideneethoxy)benzoate1142229-39-7C15H18O3
- Methyl 4-hydroxy-3-(1-vinylcyclopentyl)benzoate1142229-40-0C15H18O3
- 4-[3-[(Tetrahydro-2H-pyran-2-yl)oxy]phenyl]-3-butyn-1-ol1098109-05-7C15H18O3
- 8-(3-Methoxy-phenyl)-1,4-dioxa-spiro[4.5]dec-7-ene147678-65-7C15H18O3
- 4-(3,3-Dimethyl-1-butyn-1-yl)-3-ethoxybenzoic acid908247-31-4C15H18O3
- Methyl 2-methoxy-4-(3,3-dimethylbut-1-ynyl)benzoate908247-92-7C15H18O3
- 5-(1-Butoxy-vinyl)-4-methyl-3H-isobenzofuran-1-one1255206-74-6C15H18O3
- Methyl (cyclohex-2-en-1-yl)(hydroxy)phenylacetate424792-59-6C15H18O3
- 2-[(4-Cyclopropylphenoxy)methyl]dihydro-2H-pyran-3(4H)-one1402565-54-1C15H18O3
- Ethyl 2-cyclopropyl-3-oxo-4-phenylbutanoate1447607-70-6C15H18O3
- Methyl 4-(1-hydroxyhept-2-yn-1-yl)benzoate629670-31-1C15H18O3
- 1-(2-Oxo-ethyl)-cyclopentanecarboxylic acid benzyl ester1257266-84-4C15H18O3
- Methyl 4-cyclobutyl-5-cyclopropyl-2-hydroxybenzoate1628750-13-9C15H18O3
- (2E)-3-[4-Hydroxy-3-methoxy-5-(3-methylbut-2-en-1-yl)phenyl]prop-2-enal21973-34-2C15H18O3
- (4S,5R)-5-(Benzyloxy)-4-isopropoxy-2-cyclopenten-1-one1217477-53-6C15H18O3
- Ethyl 8-methoxy-1-methyl-1,4-dihydronaphthalene-1-carboxylate1584689-62-2C15H18O3
- 1,1-Dimethylethyl 4,7-dimethyl-2-benzofurancarboxylate1251731-30-2C15H18O3
- 2-{3-[(Benzyloxy)methyl]bicyclo[1.1.1]pentan-1-yl}acetic acid2231674-93-2C15H18O3
- 3'-Methoxyspiro[cyclohexane-1,1'-isochroman]-4-one1310743-77-1C15H18O3
- 4-Hydroxy-3,4,5-trimethyl-5,6,7,8-tetrahydrobenzo[f][1]benzofuran-9-one26294-92-8C15H18O3
- 3H-2-Benzopyran-3-one, 1-(3-furanyl)-1,5,6,7,8,8a-hexahydro-5,8a-dimethyl-, (1alpha,5beta,8aalpha)-126754-17-4C15H18O3
- 1-Hexen-3-one, 5,5-dimethyl-1-(3,4-methylenedioxyphenyl)-58344-54-0C15H18O3
- 1-Penten-3-one, 4,4-dimethyl-1-(3,4-ethylenedioxyphenyl)-58344-35-7C15H18O3
- Radulone A221374-79-4C15H18O3
- Ethyl 2-(6-methoxy-2-methyl-3H-inden-1-yl)acetate16203-88-6C15H18O3
- 2(3H)-Furanone, 4-ethenyldihydro-4-[2-(phenylmethoxy)ethyl]-, (S)-184873-92-5C15H18O3
- Ethyl 2-[(1E)-5-methoxy-1,2,3,4-tetrahydronaphthalen-1-ylidene]acetate184346-94-9C15H18O3
- Ethyl 4-methoxy-2-methyl-1H-indene-3-acetate177362-59-3C15H18O3
- 1,3-Dioxaspiro[5.5]undecan-9-one, 2-phenyl-189509-25-9C15H18O3
- 2-Cyclopentene-1-acetic acid, 5-[(phenylmethoxy)methyl]-, (1S,5R)-193071-32-8C15H18O3
- 2,3-Hexadienoic acid, 2-methyl-6-(phenylmethoxy)-, methyl ester824948-03-0C15H18O3
- Benzoic acid, 4-[(1S,2S)-2-methyl-5-oxocyclopentyl]-, ethyl ester824390-74-1C15H18O3
- 6-(Tetrahydropyranyloxy)tetralone40242-59-9C15H18O3
- Carbonic acid, 1-(1,1-dimethylethyl)-3-phenyl-2-propynyl methyl ester849927-48-6C15H18O3
- 1H-Inden-1-one, 5-methoxy-2,3-dimethyl-4-(1-methylethoxy)-850404-11-4C15H18O3
Frequently asked questions
What is the molar mass of C15H18O3?
The molar mass of C15H18O3 is 246.31 g/mol, calculated from standard atomic weights for 15 carbon atoms, 18 hydrogen atoms and 3 oxygen atoms. The monoisotopic mass is 252.1633 Da.
How many compounds have the formula C15H18O3?
CompoundList lists 465 compounds with the molecular formula C15H18O3, including cis-3-(2,4-Dimethylbenzoyl)cyclopentane-1-carboxylic acid, cis-3-(2,5-Dimethylbenzoyl)cyclopentane-1-carboxylic acid, cis-3-(2,6-Dimethylbenzoyl)cyclopentane-1-carboxylic 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 C15H18O3?
C15H18O3 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.