Molecular formula
C11H18O3
730 compounds have this formula on CompoundList.
- Molar mass
- 198.26g/mol
- Monoisotopic mass
- 201.1444Da
- Atoms
- 32
- Elements
- 3
- Rings plus double bonds
- 3
The formula C11H18O3 describes a molecule made of 11 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 × 1166.64%12.011 × 11 = 132.121 g/mol
- H Hydrogen × 189.15%1.008 × 18 = 18.144 g/mol
- O Oxygen × 324.21%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C11H18O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 730 compounds
AG-H-16403
CAS 78932-48-6C11H18O3
Methyl 4-(3-oxocyclohexyl)butanoate
CAS 147895-12-3C11H18O3
Oxacyclododecane-2,8-dione
CAS 16121-14-5C11H18O3
![Methyl 2-[(1R,3S)-2,2-dimethyl-3-(2-oxopropyl)cyclopropyl]acetate chemical structure, C11H18O3, CAS 54878-01-2](/s/MGHKLYIYPFGGDY-DTWKUNHWSA-N.svg)
Methyl 2-[(1R,3S)-2,2-dimethyl-3-(2-oxopropyl)cyclopropyl]acetate
CAS 54878-01-2C11H18O3
![Methyl 3-[(1S)-1-methyl-2-oxocyclohexyl]propanoate chemical structure, C11H18O3, CAS 112898-44-9](/s/XGGLSYONGRFBDO-NSHDSACASA-N.svg)
Methyl 3-[(1S)-1-methyl-2-oxocyclohexyl]propanoate
CAS 112898-44-9C11H18O3
![Methyl 2-ethyl-1-oxaspiro[2.5]octane-2-carboxylate chemical structure, C11H18O3, CAS 331962-09-5](/s/ULRMOKZTYRLEJU-UHFFFAOYSA-N.svg)
Methyl 2-ethyl-1-oxaspiro[2.5]octane-2-carboxylate
CAS 331962-09-5C11H18O3
Methyl 3-methyl-3-(4-methylpent-3-enyl)oxirane-2-carboxylate
CAS 96619-86-2C11H18O3
![Ethyl 2-[(3R,4R)-1-oxaspiro[2.5]octan-4-yl]acetate chemical structure, C11H18O3, CAS 77670-88-3](/s/ILCBTVIJUUZCBS-KOLCDFICSA-N.svg)
Ethyl 2-[(3R,4R)-1-oxaspiro[2.5]octan-4-yl]acetate
CAS 77670-88-3C11H18O3
5-tert-Butyl-2-oxocyclohexane-1-carboxylic acid
CAS 42031-70-9C11H18O3
3,3,4,4,5,5-Hexamethyloxane-2,6-dione
CAS 115942-54-6C11H18O3
![3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-8-one chemical structure, C11H18O3, CAS 187220-44-6](/s/NHFVEBWIBVLQKP-UHFFFAOYSA-N.svg)
3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-8-one
CAS 187220-44-6C11H18O3
t-Butyl 3-(1-methylcyclopropyl)-3-oxopropionate
CAS 134302-15-1C11H18O3
![1-{1,4-Dioxaspiro[4.5]decan-8-YL}propan-2-one chemical structure, C11H18O3, CAS 1378821-61-4](/s/BCVCTUYQGKCZQI-UHFFFAOYSA-N.svg)
1-{1,4-Dioxaspiro[4.5]decan-8-YL}propan-2-one
CAS 1378821-61-4C11H18O3
![4-[(Cyclopropylmethyl)oxy]cyclohexanecarboxylic acid chemical structure, C11H18O3, CAS 1134198-04-1](/s/QMPPWCZYUNLDGY-UHFFFAOYSA-N.svg)
4-[(Cyclopropylmethyl)oxy]cyclohexanecarboxylic acid
CAS 1134198-04-1C11H18O3
Methyl 3,3-dimethyl-2-oxocycloheptane-1-carboxylate
CAS 1190305-65-7C11H18O3
Ethyl 2,6-dimethyl-4-oxocyclohexanecarboxylate
CAS 36714-68-8C11H18O3
![(3aS,4S,6R,6aR)-6-Ethenyl-2,2,6-trimethyl-hexahydrocyclopenta[d][1,3]dioxol-4-ol chemical structure, C11H18O3, CAS 898817-61-3](/s/WRDMUYHMGXMDDA-KBIXCLLPSA-N.svg)
(3aS,4S,6R,6aR)-6-Ethenyl-2,2,6-trimethyl-hexahydrocyclopenta[d][1,3]dioxol-4-ol
CAS 898817-61-3C11H18O3
Ethyl 2,2-dimethyl-4-oxocyclohexane-1-carboxylate
CAS 29835-52-7C11H18O3
2-(Octahydro-1H-2-benzopyran-6-yl)acetic acid
CAS 2287923-41-3C11H18O3
2,2,4,4-Tetramethyl-3-oxocyclobutyl propanoate
CAS 1133-07-9C11H18O3
2,6,9-Undecanetrione
CAS 78975-91-4C11H18O3
1-(4,5-Dimethyl-1,3-dioxolan-2-yl)-4-methylpent-3-en-2-one
CAS 56055-64-2C11H18O3
Cyclohexanepropanoic acid, 3-methyl-2-oxo-, methyl ester
CAS 53068-90-9C11H18O3
Methyl 2-(2,2-dimethyl-3-(2-oxopropyl)cyclopropyl)acetate
C11H18O3
- Ethyl (E)-3-cyclohexyloxyprop-2-enoate7506-99-2C11H18O3
- Ethyl (1-formyl-cyclohexyl)acetate460711-33-5C11H18O3
- Cyclohexanecarboxylic acid, 1-ethyl-2-oxo-, ethyl ester55443-01-1C11H18O3
- Ethyl 5-methyl-1-oxaspiro[2.5]octane-2-carboxylate102877-84-9C11H18O3
- 2-Oxaspiro[4.5]decan-8-one ethylene ketal109006-15-7C11H18O3
- Cyclohexylmethyl 3-oxobutanoate100303-76-2C11H18O3
- tert-Butyl 2-(pent-4-yn-1-yloxy)acetate2167916-72-3C11H18O3
- 2-(1,4-Dioxaspiro[4.5]dec-7-EN-8-yl)-2-propanol61597-40-8C11H18O3
- trans,cis-3-Hydroxyundeca-4,8-dienoic acid1263035-61-5C11H18O3
- Methyl 8-hydroxy-2,6-dimethylocta-2,6-dienoate40772-83-6C11H18O3
- 8-Allyl-1,4-dioxa-spiro[4.5]decan-8-ol429691-42-9C11H18O3
- 6-(Tetrahydro-2H-pyran-2-yloxy)-4-oxaspiro[2.4]heptane1221443-31-7C11H18O3
- Methyl 2-(propan-2-yl)-1-oxaspiro[2.4]heptane-2-carboxylate1508946-27-7C11H18O3
- Methyl 3-(bicyclo[2.2.1]heptan-2-yl)-2-hydroxypropanoate1559466-01-1C11H18O3
- (2S)-6-(Tetrahydro-2H-pyran-2-yloxy)hex-4-yn-2-ol158648-38-5C11H18O3
- 1-(1-Hydroxycyclohexyl)cyclobutane-1-carboxylic acid51175-07-6C11H18O3
- (E)-Methyl 5-hydroxy-1-methylcyclooct-3-enecarboxylate1610881-46-3C11H18O3
- 6-Hydroxy-decahydronaphthalene-1-carboxylic acid861088-36-0C11H18O3
- Ethyl 4-allyltetrahydro-2H-pyran-4-carboxylate1429014-64-1C11H18O3
- Tetrahydro-alpha2-methyl-2,5-furandipropanal1135-44-0C11H18O3
- 2-(Hydroxymethyl)-1-oxaspiro[5.5]undecan-9-one2177259-17-3C11H18O3
- tert-Butyl 3-(2-oxoethyl)cyclobutane-1-carboxylate2225147-28-2C11H18O3
- Methyl 4-(methoxymethyl)norbornane-1-carboxylate2725791-10-4C11H18O3
- Methyl 4-(trideuteriomethoxymethyl)norbornane-1-carboxylate2813643-21-7C11H18O3
- Ethyl 1,3-dimethyl-2-oxocyclohexanecarboxylate5183-62-0C11H18O3
- 2,4(3H,5H)-Furandione, 5-hexyl-5-methyl-54852-79-8C11H18O3
- 4-(Dimethoxymethyl)-3,4-dimethyl-2-cyclohexen-1-one54710-15-5C11H18O3
- 2-Hexenoic acid, 3,4,4-trimethyl-5-oxo-, ethyl ester, (E)-91966-38-0C11H18O3
- Decenoic acid, 5-oxo-, methyl ester72361-36-5C11H18O3
- Ethyl 2,2-dimethyl-3-oxocyclopentaneacetate100053-15-4C11H18O3
- 6-Heptenoic acid, 3-oxo-, 1,1-dimethylethyl ester87894-21-1C11H18O3
- 2(3H)-Furanone, 4-acetyl-3-butyldihydro-5-methyl-, (3R,4R,5S)-197303-75-6C11H18O3
- Cyclooctanecarboxylic acid, 3-oxo-, ethyl ester129104-41-2C11H18O3
- Ethyl 4-methyl-1-oxaspiro[2.5]octane-2-carboxylate73040-01-4C11H18O3
- Ethyl 2-{1-oxaspiro[2.5]octan-4-yl}acetate412273-99-5C11H18O3
- 1-(2-Oxopropyl)cyclohexyl acetate87763-99-3C11H18O3
- 2,3-Di-tert-butoxycycloprop-2-en-1-one66478-67-9C11H18O3
- 1-Methylcyclohexyl 3-oxobutanoate91328-33-5C11H18O3
- 5-(Butan-2-yl)-4-ethyl-4-methyloxolane-2,3-dione116340-03-5C11H18O3
- (4-Methoxymethyl-cyclohexylidene)-acetic acid methyl ester1108720-81-5C11H18O3
- Methyl 1-oxaspiro[2.7]decane-2-carboxylate73039-86-8C11H18O3
- 2-(Dipropoxymethyl)furan1204-93-9C11H18O3
- 3-(1,1-Dimethoxyethyl)hept-5-yn-2-one61604-93-1C11H18O3
- 6-Butoxy-2-ethyl-2H-pyran-3(6H)-one62311-36-8C11H18O3
- Methyl 2,6-dimethyl-1-oxaspiro[2.5]octane-2-carboxylate78258-29-4C11H18O3
- Ethyl (dicyclopropylmethoxy)acetate118285-30-6C11H18O3
- Ethyl 1-acetylcyclohexane-1-carboxylate1132-86-1C11H18O3
- 1 suppliers1,3,3-Trimethyl-2-oxocyclohexyl acetate16797-54-9C11H18O3
- 11-Oxoundec-9-enoic acid79868-91-0C11H18O3
- Methyl 9-oxodec-2-enoate1189-64-6C11H18O3
- 1-Cyclohexyl-2-(1,3-dioxolan-2-yl)-ethanone16634-61-0C11H18O3
- trans,trans-3-Hydroxyundeca-4,6-dienoic acid1263035-67-1C11H18O3
- 9-Oxonon-7-en-1-yl acetate127191-79-1C11H18O3
- 1-(1,4-Dioxaspiro[4.5]decan-8-yl)prop-2-en-1-ol1352934-13-4C11H18O3
- 8-Cyclopropyl-1,4-dioxaspiro[4.5]decan-8-ol960370-89-2C11H18O3
- Methyl 2-cyclopentanecarbonylbutanoate1249081-72-8C11H18O3
- Methyl 6-ethyl-1-oxaspiro[2.5]octane-2-carboxylate1489976-97-7C11H18O3
- Methyl 5,7-dimethyl-1-oxaspiro[2.5]octane-2-carboxylate855398-47-9C11H18O3
- Methyl 4,6-dimethyl-1-oxaspiro[2.5]octane-2-carboxylate1561628-94-1C11H18O3
- Methyl 5,5-dimethyl-1-oxaspiro[2.5]octane-2-carboxylate1492760-49-2C11H18O3
- Methyl 5,6-dimethyl-1-oxaspiro[2.5]octane-2-carboxylate1561868-88-9C11H18O3
- Methyl 4,7-dimethyl-1-oxaspiro[2.5]octane-2-carboxylate1561972-64-2C11H18O3
- Methyl 5-ethyl-1-oxaspiro[2.5]octane-2-carboxylate1561940-53-1C11H18O3
- Methyl 6-methyl-1-oxaspiro[2.6]nonane-2-carboxylate1560733-10-9C11H18O3
- Methyl 4,5-dimethyl-1-oxaspiro[2.5]octane-2-carboxylate1561270-52-7C11H18O3
- Methyl 4-ethyl-1-oxaspiro[2.5]octane-2-carboxylate1560991-90-3C11H18O3
- Methyl 5-ethyl-2-methyl-1-oxaspiro[2.4]heptane-2-carboxylate1559617-96-7C11H18O3
- Methyl 3-cyclopentyl-2,3-dimethyloxirane-2-carboxylate1538328-29-8C11H18O3
- Methyl 2,4-dimethyl-1-oxaspiro[2.5]octane-2-carboxylate1558612-95-5C11H18O3
- Ethyl 4-hydroxybicyclo[5.1.0]octane-8-carboxylate1057344-05-4C11H18O3
- tert-Butyl 3-oxocyclohexanecarboxylate1021273-87-9C11H18O3
- Methyl 2-methyl-2-(4-oxocyclohexyl)propanoate1190073-71-2C11H18O3
- Ethyl 2-hydroxy-6,6-dimethylcyclohex-1-enecarboxylate1257045-67-2C11H18O3
- 2-(4-Ethoxy-but-2-ynyloxy)-tetrahydro-pyran1058159-88-8C11H18O3
- Methyl 4-oxo-1-propylcyclohexanecarboxylate1391740-32-1C11H18O3
- Methyl 1-formyl-4,4-dimethylcyclohexane-1-carboxylate828271-19-8C11H18O3
Frequently asked questions
What is the molar mass of C11H18O3?
The molar mass of C11H18O3 is 198.26 g/mol, calculated from standard atomic weights for 11 carbon atoms, 18 hydrogen atoms and 3 oxygen atoms. The monoisotopic mass is 201.1444 Da.
How many compounds have the formula C11H18O3?
CompoundList lists 730 compounds with the molecular formula C11H18O3, including AG-H-16403, Methyl 4-(3-oxocyclohexyl)butanoate, Oxacyclododecane-2,8-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 C11H18O3?
C11H18O3 has a degree of unsaturation of 3. 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.