Molecular formula
C11H18O2
950 compounds have this formula on CompoundList.
- Molar mass
- 182.26g/mol
- Monoisotopic mass
- 182.1307Da
- Atoms
- 31
- Elements
- 3
- Rings plus double bonds
- 3
The formula C11H18O2 describes a molecule made of 11 carbon atoms, 18 hydrogen atoms and 2 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 × 1172.49%12.011 × 11 = 132.121 g/mol
- H Hydrogen × 189.95%1.008 × 18 = 18.144 g/mol
- O Oxygen × 217.56%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C11H18O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 501 to 600 of 950 compounds
Methyl (E)-5-methyl-2-prop-1-en-2-ylhex-3-enoate
CAS 98875-56-0C11H18O2
Cycloundecane-1,4-dione
CAS 27567-76-6C11H18O2
2-Methyl-2-(3-oxobutyl)cyclohexan-1-one
CAS 4071-58-3C11H18O2
Nona-1,2-dien-4-yl acetate
CAS 90733-15-6C11H18O2
![4-Ethylbicyclo[2.2.2]octane-1-carboxylic acid chemical structure, C11H18O2, CAS 707-21-1](/s/AYEDRVUOJMZWOL-UHFFFAOYSA-N.svg)
4-Ethylbicyclo[2.2.2]octane-1-carboxylic acid
CAS 707-21-1C11H18O2
(4S,5R)-4-Butyl-5-ethynyl-2,2-dimethyl-1,3-dioxolane
CAS 62692-12-0C11H18O2
(4aS,6S,8aS)-6-Hydroxy-8a-methyloctahydronaphthalen-1(2H)-one
CAS 73284-94-3C11H18O2
2-(Hept-4-YN-1-yl)-2-methyl-1,3-dioxolane
CAS 24403-63-2C11H18O2
3-(2-Ethylbutylidene)pentane-2,4-dione
CAS 53839-26-2C11H18O2
![5-tert-Butylbicyclo[3.1.0]hexane-1-carboxylic acid chemical structure, C11H18O2, CAS 85739-39-5](/s/HGAVAQFJLQYNKX-UHFFFAOYSA-N.svg)
5-tert-Butylbicyclo[3.1.0]hexane-1-carboxylic acid
CAS 85739-39-5C11H18O2
1-(Hydroxymethyl)-7a-methyloctahydro-5H-inden-5-one
CAS 88536-92-9C11H18O2
Methyl 3-(2-methylidenecyclohexyl)propanoate
CAS 2359-69-5C11H18O2
Methyl 2-(cyclohexen-1-yl)-2-methylpropanoate
CAS 54683-86-2C11H18O2
6-Methyloctahydro-1H-3a,7-epoxyazulen-4-ol
CAS 89617-20-9C11H18O2
![3-Oxaspiro[5.6]dodecan-7-one chemical structure, C11H18O2, CAS 88010-05-3](/s/ZIVAMBHJXOMDJF-UHFFFAOYSA-N.svg)
3-Oxaspiro[5.6]dodecan-7-one
CAS 88010-05-3C11H18O2
1-(4-Oxopentan-2-yl)cyclopentane-1-carbaldehyde
CAS 88245-95-8C11H18O2
![2,2-Dimethyl-3-methylidene-1,4-dioxaspiro[4.5]decane chemical structure, C11H18O2, CAS 89995-43-7](/s/IZWJGSITTYJCHR-UHFFFAOYSA-N.svg)
2,2-Dimethyl-3-methylidene-1,4-dioxaspiro[4.5]decane
CAS 89995-43-7C11H18O2
1,1'-(2-Butylcyclopropane-1,1-diyl)di(ethan-1-one)
CAS 90284-94-9C11H18O2
4-(2,2-Dimethyloxan-4-yl)but-3-yn-2-ol
CAS 90262-25-2C11H18O2
4-Methyl-6-pentyl-5,6-dihydro-2H-pyran-2-one
CAS 87696-59-1C11H18O2
Methyl (1R,2R)-2-(propan-2-yl)cyclohex-3-ene-1-carboxylate
CAS 74321-12-3C11H18O2
Methyl (1R,5R)-5-(propan-2-yl)cyclohex-3-ene-1-carboxylate
CAS 90276-07-6C11H18O2
3-(2-Methylbutanoyl)cyclohexan-1-one
CAS 96948-56-0C11H18O2
(Cyclopent-1-en-1-yl)methyl 2,2-dimethylpropanoate
CAS 113965-39-2C11H18O2
- 1,1-Bis[(prop-2-en-1-yl)oxy]cyclopentane62322-44-5C11H18O2
- 4-Methyl-1-(oxan-2-yl)pent-1-yn-3-ol113297-07-7C11H18O2
- Methyl 7,7-dimethylbicyclo[2.2.1]heptane-1-carboxylate35122-25-9C11H18O2
- Methyl 7-methyl-3-methylideneoct-6-enoate55298-92-5C11H18O2
- (1r*,3s*,5s*)-3-Ethyl-1,8-dimethyl-2,9-dioxabicyclo[3.3.1]non-7-ene96608-07-0C11H18O2
- (2E)-2-(Cyclohexylmethylidene)butanoic acid65457-70-7C11H18O2
- Ethyl 4,5-dimethyl-2-methylidenehex-5-enoate80865-45-8C11H18O2
- 2,2-Dimethyl-1,7-dioxaspiro[5.5]undec-4-ene132789-38-9C11H18O2
- 6-(5-Hydroxypentyl)cyclohex-2-EN-1-one90122-56-8C11H18O2
- 3-Ethenyl-1,5-dioxaspiro[5.5]undecane87970-14-7C11H18O2
- Methyl 3-tert-butylcyclopent-1-ene-1-carboxylate187144-02-1C11H18O2
- 2-Methyl-2-(2-methylcyclohex-2-en-1-yl)-1,3-dioxolane17931-72-5C11H18O2
- (2R)-2-Hexyl-2,3-dihydro-4H-pyran-4-one921621-37-6C11H18O2
- 2,2-Dimethyl-3-(pent-1-en-1-yl)cyclopropane-1-carboxylic acid84385-91-1C11H18O2
- 1-Cyclohexylpent-2-yne-1,5-diol91098-92-9C11H18O2
- 3-(Hex-1-en-3-yl)pentane-2,4-dione80403-78-7C11H18O2
- 2-Cyclohexen-1-one, 3-ethoxy-5-(1-methylethyl)-83025-89-2C11H18O2
- 2-Cyclohexen-1-one, 5-methyl-3-(2-methylpropoxy)-61692-48-6C11H18O2
- 3-((2S,5S)-5-Allyl-4-methylenetetrahydrofuran-2-yl)propan-1-ol1314641-30-9C11H18O2
- 2-(Ethoxymethylidene)-3,5-dimethylcyclohexan-1-one1344823-32-0C11H18O2
- 1-(Cyclohexylmethyl)cyclopropane-1-carboxylic acid29765-52-4C11H18O2
- (1R,3R)-5-(Hydroxymethyl)adamantan-2-ol1338245-58-1C11H18O2
- Jasmin pyranone32764-99-1C11H18O2
- Spiro[4.5]decane-9-carboxylic acid1504790-36-6C11H18O2
- Ethyl 2-ethylcyclohex-1-ene-1-carboxylate455256-50-5C11H18O2
- 5-Cyclohexyl-5-methyloxolan-2-one88699-99-4C11H18O2
- 1-Oxacyclododec-11-en-5-one88841-99-0C11H18O2
- Undec-3-ene-2,5-dione88903-48-4C11H18O2
- 2-Methyl-7,12-dioxaspiro[5.6]dodec-2-ene89654-06-8C11H18O2
- 2-Ethenyl-1-methoxy-5-methylbicyclo[4.1.0]heptan-2-ol90414-02-1C11H18O2
- Ethyl (2,2-dimethylcyclopentylidene)acetate90548-18-8C11H18O2
- 1-(2-Ethylidene-1-methoxycyclohexyl)ethan-1-one91258-63-8C11H18O2
- 3,5-Dimethyl-5-pentylfuran-2(5H)-one91401-70-6C11H18O2
- Methyl 8-methylnona-4,8-dienoate92912-10-2C11H18O2
- 5-(1,1-Dimethoxyethyl)bicyclo[2.2.1]hept-2-ene103523-18-8C11H18O2
- Methyl 4-methylnona-4,8-dienoate103927-39-5C11H18O2
- 5-Heptylideneoxolan-2-one104177-23-3C11H18O2
- 5,5-Dimethyl-2-(propan-2-yl)cyclohexane-1,3-dione104178-34-9C11H18O2
- Methyl 2-ethylideneoct-3-enoate112151-69-6C11H18O2
- Hex-1-YN-3-yl pentanoate146895-21-8C11H18O2
- 2-(3-Oxobutyl)cyclohexane-1-carbaldehyde189336-56-9C11H18O2
- Undec-4-ene-3,6-dione188619-92-3C11H18O2
- Ethyl 5,5-dimethylbicyclo[2.1.1]hexane-1-carboxylate185347-80-2C11H18O2
- 1-[(1-Ethoxyprop-2-en-1-yl)oxy]hexa-2,4-diene251093-45-5C11H18O2
- Ethyl (2-methylcyclohexylidene)acetateC11H18O2
- Ethyl 6,6-dimethylhepta-2,4-dienoate21016-49-9C11H18O2
- (1R,2R)-2-tert-Butylcyclohex-3-ene-1-carboxylic acid31752-75-7C11H18O2
- Spiro[bicyclo[3.3.1]nonane-9,2'-[1,3]dioxolane]309-62-6C11H18O2
- 3-Ethyl-7-methylocta-2,6-dienoic acid54068-89-2C11H18O2
- 2-(2-Methyl-4-oxopentan-2-yl)cyclopentan-1-one53857-08-2C11H18O2
- Propyl cyclohexylideneacetate65792-52-1C11H18O2
- Propyl (cyclohex-2-en-1-yl)acetate65792-51-0C11H18O2
- Propyl (cyclohex-3-en-1-yl)acetate65792-50-9C11H18O2
- 5-Methyl-1-pentyl-6-oxabicyclo[3.1.0]hexan-2-one65443-17-6C11H18O2
- 1,3,3-Trimethyl-2-methylidenecyclohexane-1-carboxylic acid64108-17-4C11H18O2
- (Bicyclo[3.3.1]nonan-1-yl)acetic acid63296-90-2C11H18O2
- (2S,5S)-2-(2,2-Dimethylpropanoyl)-5-methylcyclopentan-1-one69362-54-5C11H18O2
- (2S,5R)-2-(2,2-Dimethylpropanoyl)-5-methylcyclopentan-1-one69362-51-2C11H18O2
- 2-Cyclopropylidene-1,1-dimethoxycyclohexane66115-38-6C11H18O2
- 1-Cyclopentylidene-4-methoxypentan-2-one654643-48-8C11H18O2
- 1-(Cyclopent-1-en-1-yl)-4-methoxypentan-2-one654643-27-3C11H18O2
- 7-Hydroxy-3,7-dimethylnona-3,8-dienal63308-90-7C11H18O2
- Methyl 4-methylbicyclo[2.2.2]octane-2-carboxylate62934-99-0C11H18O2
- (3aR,8aR)-8a-Methoxyoctahydroazulen-5(1H)-one62788-65-2C11H18O2
- (3aR,8aS)-8a-Methoxyoctahydroazulen-5(1H)-one62788-63-0C11H18O2
- (4S,5S)-4-Butyl-5-ethynyl-2,2-dimethyl-1,3-dioxolane62692-17-5C11H18O2
- 3,3-Dimethylbicyclo[2.2.2]octane-1-carboxylic acid62579-38-8C11H18O2
- 1-(Cyclohex-1-EN-1-yl)-5-hydroxypentan-1-one62519-13-5C11H18O2
- Ethyl 3,3-dimethylhepta-4,6-dienoate62394-46-1C11H18O2
- Ethyl 2,4-dimethylhepta-2,4-dienoate62332-69-8C11H18O2
- (1S,5R)-5-tert-Butylcyclohex-2-ene-1-carboxylic acid62153-45-1C11H18O2
- (1S,5S)-5-tert-Butylcyclohex-2-ene-1-carboxylic acid62153-44-0C11H18O2
- Cyclopent-2-EN-1-yl hexanoate62088-40-8C11H18O2
- Methyl [(1R)-2,2,4-trimethylcyclopent-3-en-1-yl]acetate61612-42-8C11H18O2
- 2-(Hydroxymethylidene)-6-methyl-3-(propan-2-yl)cyclohexan-1-one61586-45-6C11H18O2
- 2-Butyl-6-(hydroxymethylidene)cyclohexan-1-one61547-51-1C11H18O2
Frequently asked questions
What is the molar mass of C11H18O2?
The molar mass of C11H18O2 is 182.26 g/mol, calculated from standard atomic weights for 11 carbon atoms, 18 hydrogen atoms and 2 oxygen atoms. The monoisotopic mass is 182.1307 Da.
How many compounds have the formula C11H18O2?
CompoundList lists 950 compounds with the molecular formula C11H18O2, including Methyl (E)-5-methyl-2-prop-1-en-2-ylhex-3-enoate, Cycloundecane-1,4-dione, 2-Methyl-2-(3-oxobutyl)cyclohexan-1-one. 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 C11H18O2?
C11H18O2 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.