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 701 to 800 of 950 compounds
tert-Butyl 4-methylhex-2-ynoate
CAS 2137990-95-3C11H18O2
Ethyl 4,4,5-trimethylhex-2-ynoate
CAS 2137558-14-4C11H18O2
Ethyl 4,5-dimethylhept-2-ynoate
CAS 2138270-76-3C11H18O2
![4-Propylbicyclo[4.1.0]heptane-3-carboxylic acid chemical structure, C11H18O2, CAS 2137824-68-9](/s/CDGKGGPOASYQGI-UHFFFAOYSA-N.svg)
4-Propylbicyclo[4.1.0]heptane-3-carboxylic acid
CAS 2137824-68-9C11H18O2
Ethyl 4-methyloct-2-ynoate
CAS 2138296-26-9C11H18O2
Ethyl 4,4-dimethylhept-2-ynoate
CAS 2138189-87-2C11H18O2
![4-(Propan-2-yl)bicyclo[4.1.0]heptane-3-carboxylic acid chemical structure, C11H18O2, CAS 2138040-93-2](/s/MKDYAFPQJXWQHR-UHFFFAOYSA-N.svg)
4-(Propan-2-yl)bicyclo[4.1.0]heptane-3-carboxylic acid
CAS 2138040-93-2C11H18O2
1-Cyclopentyl-3-ethoxy-2-methylprop-2-en-1-one
CAS 1868845-99-1C11H18O2
1-Cyclobutyl-2-(ethoxymethylidene)butan-1-one
CAS 1883162-91-1C11H18O2
1-Cyclopropyl-2-ethylhexane-1,3-dione
CAS 1876770-68-1C11H18O2
1-Cyclopentyl-2-ethylbutane-1,3-dione
CAS 1996535-21-7C11H18O2
1-(2,2-Dimethylcyclopropyl)-3-ethoxy-2-methylprop-2-en-1-one
CAS 2014357-46-9C11H18O2
1-(2,2-Dimethylcyclopropyl)hexane-1,3-dione
CAS 2028294-97-3C11H18O2
1-Cyclobutyl-4-methylhexane-1,3-dione
CAS 2137702-69-1C11H18O2
1-Cyclopropyl-2-ethyl-4-methylpentane-1,3-dione
CAS 1856165-75-7C11H18O2
1-Cyclobutyl-2-methylhexane-1,3-dione
CAS 1878050-44-2C11H18O2
1-Cyclobutyl-2-ethylpentane-1,3-dione
CAS 1876816-11-3C11H18O2
1-Cyclopropyl-2-(2-methylpropyl)butane-1,3-dione
CAS 1862724-21-7C11H18O2
7-Acetyl-2,2-dimethylcycloheptan-1-one
CAS 2137858-92-3C11H18O2
4,4-Dimethyl-1-(2-methylcyclopropyl)pentane-1,3-dione
CAS 2003348-57-8C11H18O2
2,4-Dimethyl-1-(2-methylcyclopropyl)pentane-1,3-dione
CAS 2006672-24-6C11H18O2
1-(2,2-Dimethylcyclopropyl)-2-methylpentane-1,3-dione
CAS 2026328-88-9C11H18O2
1-(2,2-Dimethylcyclopropyl)-4-methylpentane-1,3-dione
CAS 2008027-63-0C11H18O2
4-Methyl-3-(2-methylpropanoyl)cyclohexan-1-one
CAS 2138107-65-8C11H18O2
- 3-(Cyclopropylmethoxy)-4-methylcyclohexan-1-one2138559-38-1C11H18O2
- 6-Methoxyspiro[4.5]decan-8-one2138538-40-4C11H18O2
- 2-Propoxybicyclo[2.2.1]heptane-2-carbaldehyde2138533-74-9C11H18O2
- 4,4-Dimethyl-3-(prop-2-en-1-yloxy)cyclohexan-1-one2138086-78-7C11H18O2
- 3-(But-2-en-1-yloxy)-4-methylcyclohexan-1-one2138835-28-4C11H18O2
- 4,4-Dimethyl-1-[(oxiran-2-yl)methyl]cyclohex-2-en-1-ol2138047-19-3C11H18O2
- 4-Ethyl-1-[(oxiran-2-yl)methyl]cyclohex-2-en-1-ol2138528-42-2C11H18O2
- 1-(3-Methoxyprop-1-en-2-yl)-4-methylcyclohex-2-en-1-ol2138079-56-6C11H18O2
- 2-{Bicyclo[6.1.0]nonan-4-yl}acetic acid2138052-02-3C11H18O2
- Methyl 2-[(1Z)-3-ethylcyclohexylidene]acetate1563790-55-5C11H18O2
- Ethyl (2Z)-3-cyclopentylbut-2-enoate1911627-25-2C11H18O2
- 2-(Cyclobutylmethyl)oxane-2-carbaldehyde2171799-36-1C11H18O2
- 3-(But-2-en-1-yl)-2,2-dimethyloxolane-3-carbaldehyde2111917-52-1C11H18O2
- 3-(But-3-en-1-yl)-2,5-dimethyloxolane-3-carbaldehyde2172255-80-8C11H18O2
- rac-2-{[(1R,2S)-2-ethylcyclopropyl]methyl}oxolane-2-carbaldehyde2227987-94-0C11H18O2
- Methyl (2E)-3-cyclopropyl-4,4-dimethylpent-2-enoate2169713-19-1C11H18O2
- 2-{1,1-Dimethylspiro[2.4]heptan-4-yl}acetic acid2166742-68-1C11H18O2
- 2-[(1Z)-3,3,5-Trimethylcyclohexylidene]acetic acid854448-00-3C11H18O2
- Methyl 2-(2,6-dimethylcyclohexylidene)acetate7430-46-8C11H18O2
- Methyl 2-[(1E)-2,5-dimethylcyclohexylidene]acetate1563299-34-2C11H18O2
- 7,7-Dimethyl-8-oxaspiro[4.5]decan-1-one2167464-95-9C11H18O2
- 2-(3-Methylbut-2-en-1-yl)oxane-2-carbaldehyde2172169-50-3C11H18O2
- 3-(But-3-en-1-yl)-2,2-dimethyloxolane-3-carbaldehyde2140631-25-8C11H18O2
- 4-Cyclopropyl-2,6-dimethyloxane-4-carbaldehyde2172059-86-6C11H18O2
- rac-(3R,4S)-4-[(Cyclohex-3-en-1-yl)methyl]oxolan-3-ol2228026-95-5C11H18O2
- [2-(Butan-2-yl)-4,5-dimethylfuran-3-yl]methanol2172105-72-3C11H18O2
- 1-[(Cyclohexyloxy)methyl]cyclopropane-1-carbaldehyde2015550-55-5C11H18O2
- 2-(Cyclopentylmethyl)oxolane-2-carbaldehyde2171933-96-1C11H18O2
- rac-1-[(1R,2S)-2-Hydroxy-2-methylcyclohexyl]cyclopropane-1-carbaldehyde2111604-53-4C11H18O2
- 2,2-Dimethyl-1-(oxan-2-yl)cyclopropane-1-carbaldehyde2160262-57-5C11H18O2
- 4-(2-Cyclopropylethyl)oxane-4-carbaldehyde1998327-86-8C11H18O2
- 2-(3-Methylbut-3-en-1-yl)oxane-2-carbaldehyde2172535-90-7C11H18O2
- 1-[(1-Hydroxycyclobutyl)methyl]-2,2-dimethylcyclopropane-1-carbaldehyde2140412-43-5C11H18O2
- 1-[2-(1-Hydroxycyclobutyl)ethyl]cyclobutane-1-carbaldehyde2000109-31-7C11H18O2
- 3-(Pent-4-en-2-yl)oxane-3-carbaldehyde2141684-37-7C11H18O2
- 3-(2-Cyclopropylpropyl)oxolane-3-carbaldehyde2172167-98-3C11H18O2
- 3-(But-2-en-1-yl)-2,5-dimethyloxolane-3-carbaldehyde2172608-63-6C11H18O2
- 3-(2-Cyclopropylethyl)oxane-3-carbaldehyde1995244-51-3C11H18O2
- 1-[(1-Hydroxycyclobutyl)methyl]cyclopentane-1-carbaldehyde2151517-18-7C11H18O2
- 2-[(2-Ethylcyclopropyl)methyl]oxolane-2-carbaldehyde2172171-66-1C11H18O2
- 3-(But-3-en-2-yl)-2,2-dimethyloxolane-3-carbaldehyde2107055-38-7C11H18O2
- 2-[(2,2-Dimethylcyclopropyl)methyl]oxolane-2-carbaldehyde2172238-59-2C11H18O2
- 1-(4-Methoxycyclohexyl)cyclopropane-1-carbaldehyde2143576-63-8C11H18O2
- 2,5-Dimethyl-3-(2-methylprop-2-en-1-yl)oxolane-3-carbaldehyde2147985-31-5C11H18O2
- 2,6-Dimethyl-4-(prop-2-en-1-yl)oxane-4-carbaldehyde2171982-84-4C11H18O2
- 1-[2-(Oxan-4-yl)ethyl]cyclopropane-1-carbaldehyde2022733-49-7C11H18O2
- 2-[(1-Methylcyclobutyl)methyl]oxolane-2-carbaldehyde2172472-20-5C11H18O2
- 4-(2-Methylprop-2-en-1-yl)oxepane-4-carbaldehyde2172263-69-1C11H18O2
- 3-Cyclobutyl-2,5-dimethyloxolane-3-carbaldehyde2172250-56-3C11H18O2
- 2-(Ethoxymethyl)bicyclo[2.2.1]heptane-2-carbaldehyde2006545-69-1C11H18O2
- 1-[(Cyclopentyloxy)methyl]cyclobutane-1-carbaldehyde2025495-67-2C11H18O2
- 2,2-Dimethyl-1-{[(2R)-oxolan-2-yl]methyl}cyclopropane-1-carbaldehyde2136509-95-8C11H18O2
- 7-Ethylspiro[2.5]octane-5-carboxylic acid2172444-57-2C11H18O2
- 2-(But-3-yn-1-yl)-4-(methoxymethyl)cyclopentan-1-ol2171990-60-4C11H18O2
- 3-Methyl-1-(oxolan-2-yl)cyclopentane-1-carbaldehyde2172535-14-5C11H18O2
- 2-(4-Methoxybut-2-yn-1-yl)cyclohexan-1-ol2158098-55-4C11H18O2
- 1-[(Oxan-3-yl)methyl]cyclobutane-1-carbaldehyde2152052-25-8C11H18O2
- 1-(2-Hydroxycyclopentyl)-2,2-dimethylcyclopropane-1-carbaldehyde2147766-65-0C11H18O2
- 3-(2-Cyclobutylethyl)oxolane-3-carbaldehyde2023537-30-4C11H18O2
- 2-Butyl-7-oxabicyclo[2.2.1]heptane-2-carbaldehyde2025719-13-3C11H18O2
- 3-[(2,2-Dimethylcyclopropyl)methyl]oxolane-3-carbaldehyde2171913-96-3C11H18O2
- 1-{[(2R)-Oxolan-2-yl]methyl}cyclopentane-1-carbaldehyde2171225-85-5C11H18O2
- 2-Cyclopentyloxane-2-carbaldehyde2171979-47-6C11H18O2
- rac-(3R,4S)-4-(4,4-Dimethylpent-2-yn-1-yl)oxolan-3-ol2227801-36-5C11H18O2
- 4-(But-3-en-1-yl)oxepane-4-carbaldehyde2171913-64-5C11H18O2
- 2-(But-2-yn-1-yl)-4-(methoxymethyl)cyclopentan-1-ol2109757-40-4C11H18O2
- 2-(3-Hydroxypropyl)bicyclo[2.2.1]heptane-2-carbaldehyde2003445-88-1C11H18O2
- 4-[(2-Methylcyclopropyl)methyl]oxane-4-carbaldehyde2172549-27-6C11H18O2
- 2-[1-(Hydroxymethyl)cyclopropyl]bicyclo[2.2.1]heptan-2-ol2172260-90-9C11H18O2
- 2-(3,4-Dihydro-2H-pyran-5-yl)cyclohexan-1-ol2171860-50-5C11H18O2
- 4-[(Cyclohex-3-en-1-yl)methyl]oxolan-3-ol2024354-07-0C11H18O2
- 2-Methyl-2-({2-oxabicyclo[2.1.1]hexan-1-yl}methyl)butanal2149708-39-2C11H18O2
- 2-Methyl-1-(oxolan-2-yl)cyclopentane-1-carbaldehyde2172449-65-7C11H18O2
- 4-(Cyclopropylmethyl)oxepane-4-carbaldehyde2171873-93-9C11H18O2
- 4-(3-Methylbut-3-en-1-yl)oxane-4-carbaldehyde2026038-70-8C11H18O2
- 2-(3,6-Dihydro-2H-pyran-4-yl)cyclohexan-1-ol2172057-60-0C11H18O2
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 tert-Butyl 4-methylhex-2-ynoate, Ethyl 4,4,5-trimethylhex-2-ynoate, Ethyl 4,5-dimethylhept-2-ynoate. 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.