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 501 to 600 of 730 compounds
![2-{6,6-Dimethylbicyclo[3.1.1]heptan-2-yl}-2-hydroxyacetic acid chemical structure, C11H18O3, CAS 1935364-79-6](/s/JCXWGCGNSPTYNU-UHFFFAOYSA-N.svg)
2-{6,6-Dimethylbicyclo[3.1.1]heptan-2-yl}-2-hydroxyacetic acid
CAS 1935364-79-6C11H18O3
(2S)-2-Oxiranepropanoic acid cyclohexyl ester
CAS 1973459-60-7C11H18O3
(2R)-2-Oxiranepropanoic acid cyclohexyl ester
CAS 1973459-61-8C11H18O3
4-(Ethoxymethylidene)-2,2,5,5-tetramethyloxolan-3-one
CAS 1563700-26-4C11H18O3
![Ethyl (2S,3S)-3-hydroxybicyclo[2.2.2]octane-2-carboxylate chemical structure, C11H18O3, CAS 2231665-06-6](/s/SQUJEWKLUBBNGJ-QLEHZGMVSA-N.svg)
Ethyl (2S,3S)-3-hydroxybicyclo[2.2.2]octane-2-carboxylate
CAS 2231665-06-6C11H18O3
![1-Methoxy-3,7-dioxaspiro[5.6]dodec-9-ene chemical structure, C11H18O3, CAS 2059927-12-5](/s/WDBSLJIIUJJANT-UHFFFAOYSA-N.svg)
1-Methoxy-3,7-dioxaspiro[5.6]dodec-9-ene
CAS 2059927-12-5C11H18O3
![3-(4-Methoxybutyl)bicyclo[1.1.1]pentane-1-carboxylic acid chemical structure, C11H18O3, CAS 2287274-12-6](/s/POTIQVCFMULSQY-UHFFFAOYSA-N.svg)
3-(4-Methoxybutyl)bicyclo[1.1.1]pentane-1-carboxylic acid
CAS 2287274-12-6C11H18O3
Methyl 3-(4-methylcyclohexyl)-3-oxopropanoate
CAS 768397-74-6C11H18O3
Methyl 3-cycloheptyl-3-oxopropanoate
CAS 768397-70-2C11H18O3
![Rel-isopropyl (1S,3R,5R,6S)-5-hydroxybicyclo[4.1.0]heptane-3-carboxylate chemical structure, C11H18O3, CAS 2570276-56-9](/s/XFQLOFOFPVBBTN-DOLQZWNJSA-N.svg)
Rel-isopropyl (1S,3R,5R,6S)-5-hydroxybicyclo[4.1.0]heptane-3-carboxylate
CAS 2570276-56-9C11H18O3
![Rel-isopropyl (1S,3R,5S,6S)-5-hydroxybicyclo[4.1.0]heptane-3-carboxylate chemical structure, C11H18O3, CAS 2570276-57-0](/s/XFQLOFOFPVBBTN-IMSYWVGJSA-N.svg)
Rel-isopropyl (1S,3R,5S,6S)-5-hydroxybicyclo[4.1.0]heptane-3-carboxylate
CAS 2570276-57-0C11H18O3
![Rel-isopropyl (1R,3R,5S,6R)-5-hydroxybicyclo[4.1.0]heptane-3-carboxylate chemical structure, C11H18O3, CAS 2570276-62-7](/s/XFQLOFOFPVBBTN-JLIMGVALSA-N.svg)
Rel-isopropyl (1R,3R,5S,6R)-5-hydroxybicyclo[4.1.0]heptane-3-carboxylate
CAS 2570276-62-7C11H18O3
Ethyl 2-(tetrahydro-2H-pyran-4-yl)cyclopropanecarboxylate
CAS 1824027-95-3C11H18O3
![8-Methyl-1-oxaspiro[4.5]decane-4-carboxylic acid chemical structure, C11H18O3, CAS 2138260-27-0](/s/JBULNVWGJHJMMC-UHFFFAOYSA-N.svg)
8-Methyl-1-oxaspiro[4.5]decane-4-carboxylic acid
CAS 2138260-27-0C11H18O3
![2-[(3E)-4-(Propan-2-yl)oxolan-3-ylidene]butanoic acid chemical structure, C11H18O3, CAS 2138824-67-4](/s/QAPPNHMJBKCLSU-NTMALXAHSA-N.svg)
2-[(3E)-4-(Propan-2-yl)oxolan-3-ylidene]butanoic acid
CAS 2138824-67-4C11H18O3
![2-[(4E)-2-Ethyloxan-4-ylidene]butanoic acid chemical structure, C11H18O3, CAS 2138808-28-1](/s/KAVDJWFPWDTSOB-CSKARUKUSA-N.svg)
2-[(4E)-2-Ethyloxan-4-ylidene]butanoic acid
CAS 2138808-28-1C11H18O3
![2-[(1Z)-3-Methoxycyclohexylidene]butanoic acid chemical structure, C11H18O3, CAS 2138806-35-4](/s/VUBRJUJPIUKENH-NTMALXAHSA-N.svg)
2-[(1Z)-3-Methoxycyclohexylidene]butanoic acid
CAS 2138806-35-4C11H18O3
![2-[(3Z)-5-(Propan-2-yl)oxolan-3-ylidene]butanoic acid chemical structure, C11H18O3, CAS 2138810-00-9](/s/SKNCEMFZQNUHAQ-HJWRWDBZSA-N.svg)
2-[(3Z)-5-(Propan-2-yl)oxolan-3-ylidene]butanoic acid
CAS 2138810-00-9C11H18O3
(2Z)-2-Ethyl-3-(oxan-2-yl)but-2-enoic acid
CAS 2138821-29-9C11H18O3
![2-[(4E)-2,2-Dimethyloxan-4-ylidene]butanoic acid chemical structure, C11H18O3, CAS 2138808-55-4](/s/DHAFKTLPGMNIAS-CMDGGOBGSA-N.svg)
2-[(4E)-2,2-Dimethyloxan-4-ylidene]butanoic acid
CAS 2138808-55-4C11H18O3
![2-[1-(Oxan-2-yl)cyclobutyl]acetic acid chemical structure, C11H18O3, CAS 2138157-20-5](/s/HIWJZSUUMANRET-UHFFFAOYSA-N.svg)
2-[1-(Oxan-2-yl)cyclobutyl]acetic acid
CAS 2138157-20-5C11H18O3
![Methyl 3-methyl-1-[(oxiran-2-yl)methyl]cyclopentane-1-carboxylate chemical structure, C11H18O3, CAS 2137870-37-0](/s/ANRKPTKAYZWATG-UHFFFAOYSA-N.svg)
Methyl 3-methyl-1-[(oxiran-2-yl)methyl]cyclopentane-1-carboxylate
CAS 2137870-37-0C11H18O3
![Methyl 2-methyl-1-[(oxiran-2-yl)methyl]cyclopentane-1-carboxylate chemical structure, C11H18O3, CAS 2138337-20-7](/s/YVWUSCJEWAEWOZ-UHFFFAOYSA-N.svg)
Methyl 2-methyl-1-[(oxiran-2-yl)methyl]cyclopentane-1-carboxylate
CAS 2138337-20-7C11H18O3
1-(1-Hydroxy-3,3-dimethylcyclobutyl)-2-methylcyclopropane-1-carboxylic acid
CAS 2172480-23-6C11H18O3
- Methyl 2-ethyl-5-methyl-1-oxaspiro[2.4]heptane-2-carboxylate1996010-17-3C11H18O3
- Methyl 2-ethyl-4,4-dimethyl-1-oxaspiro[2.3]hexane-2-carboxylate2024699-52-1C11H18O3
- Methyl 3-(cyclopentylmethyl)-3-methyloxirane-2-carboxylate2005047-33-4C11H18O3
- Methyl 4-methyl-1-oxaspiro[2.6]nonane-2-carboxylate1996814-10-8C11H18O3
- Methyl 3-(cyclopropylmethyl)-2-ethyl-3-methyloxirane-2-carboxylate2022553-36-0C11H18O3
- Methyl 2-ethyl-4,5-dimethyl-1-oxaspiro[2.3]hexane-2-carboxylate2012957-43-4C11H18O3
- Ethyl 2-[1-(oxiran-2-yl)cyclopentyl]acetate2138158-65-1C11H18O3
- Methyl 2-[1-(oxiran-2-yl)cyclohexyl]acetate2137781-42-9C11H18O3
- 1-Oxaspiro[4.6]undecane-4-carboxylic acid2137548-59-3C11H18O3
- 7-Methyl-1-oxaspiro[4.5]decane-4-carboxylic acid2138421-64-2C11H18O3
- Methyl 1,4-diethyl-2-oxocyclopentane-1-carboxylate2138345-70-5C11H18O3
- tert-Butyl 5-methoxy-4-methylpent-2-ynoate2137878-55-6C11H18O3
- Methyl 1-ethyl-4,4-dimethyl-2-oxocyclopentane-1-carboxylate2138022-55-4C11H18O3
- Ethyl 6-methoxy-4,4-dimethylhex-2-ynoate2137715-05-8C11H18O3
- 1-Cyclopentyl-4-methoxy-2-methylbutane-1,3-dione1858262-06-2C11H18O3
- 1-(2,2-Dimethylcyclopropyl)-5-methoxypentane-1,3-dione2008027-64-1C11H18O3
- 1-Cyclobutyl-4-methoxy-2-methylpentane-1,3-dione2138220-75-2C11H18O3
- 4,4-Dimethyl-1-(oxolan-2-yl)pentane-1,3-dione1862189-47-6C11H18O3
- 2,4-Dimethyl-1-(oxolan-3-yl)pentane-1,3-dione1862838-62-7C11H18O3
- 1-Cyclopropyl-2-ethyl-5-methoxypentane-1,3-dione1864177-90-1C11H18O3
- 7,7-Diethoxyhept-5-yn-3-one2137651-11-5C11H18O3
- 1-Cyclobutyl-5-ethoxypentane-1,3-dione1877644-28-4C11H18O3
- 1-Cyclopropyl-2-ethyl-4-methoxypentane-1,3-dione2137620-57-4C11H18O3
- 5-(2-Methoxypropanoyl)-2,2-dimethylcyclopentan-1-one2138000-16-3C11H18O3
- 2-(2-Methoxypropanoyl)cycloheptan-1-one2137991-43-4C11H18O3
- 2-(2-Methoxypropanoyl)-4-methylcyclohexan-1-one2138208-50-9C11H18O3
- 5-(Dimethoxymethyl)spiro[2.5]octan-6-one2013052-68-9C11H18O3
- 5-Methoxy-2-methyl-1-(2-methylcyclopropyl)pentane-1,3-dione2008435-32-1C11H18O3
- 1-(2,2-Dimethylcyclopropyl)-4-methoxypentane-1,3-dione2137622-63-8C11H18O3
- 4-Methyl-3-(oxolan-3-yloxy)cyclohexan-1-one2138035-24-0C11H18O3
- 2-tert-Butyl-5-oxocyclohexane-1-carboxylic acid2138563-43-4C11H18O3
- Ethyl 2-ethyl-5-oxocyclohexane-1-carboxylate2138519-41-0C11H18O3
- 2-(1-Hydroxy-4-methylcyclohex-2-en-1-yl)butanoic acid2138526-49-3C11H18O3
- Methyl 2-(1-hydroxy-4-methylcyclohex-2-en-1-yl)propanoate2138099-02-0C11H18O3
- 2-[1-Hydroxy-4-(propan-2-yl)cyclohex-2-en-1-yl]acetic acid2138072-07-6C11H18O3
- 2-(1-Hydroxy-4,4-dimethylcyclohex-2-en-1-yl)propanoic acid2138035-59-1C11H18O3
- 3-(2-Methoxypropanoyl)-4-methylcyclohexan-1-one2138092-64-3C11H18O3
- 4-Ethyl-3-(oxetan-3-yloxy)cyclohexan-1-one2138569-80-7C11H18O3
- Methyl 5-oxo-2-propylcyclohexane-1-carboxylate2138573-85-8C11H18O3
- Ethyl 2,2-dimethyl-5-oxocyclohexane-1-carboxylate2138056-21-8C11H18O3
- 8-Hydroxyspiro[4.5]decane-6-carboxylic acid2138103-28-1C11H18O3
- 2-(4-Ethyl-1-hydroxycyclohex-2-en-1-yl)propanoic acid2138057-97-1C11H18O3
- 3-(1-Hydroxy-4,4-dimethylcyclohex-2-en-1-yl)propanoic acid2138047-84-2C11H18O3
- Ethyl (2Z)-3-(oxan-3-yl)but-2-enoate2169848-52-4C11H18O3
- Ethyl 2-[(1Z)-2-methoxycyclohexylidene]acetate94834-47-6C11H18O3
- 2-{7-Oxaspiro[4.5]decan-1-yl}acetic acid2168017-19-2C11H18O3
- tert-Butyl 2-[(3Z)-oxan-3-ylidene]acetate2014686-65-6C11H18O3
- 2-Ethyl-5-(2-methylcyclopropyl)oxolane-3-carboxylic acid2172076-36-5C11H18O3
- 2-(2-Hydroxypropan-2-yl)bicyclo[2.2.1]heptane-2-carboxylic acid2171991-00-5C11H18O3
- 2-Ethyl-5-(1-methylcyclopropyl)oxolane-3-carboxylic acid2172445-14-4C11H18O3
- 6-(2-Hydroxyethyl)spiro[2.5]octane-6-carboxylic acid2171976-11-5C11H18O3
- 1-(1-Hydroxycyclohexyl)-2-methylcyclopropane-1-carboxylic acid2172485-51-5C11H18O3
- 1-(1-Hydroxy-3-methylcyclohexyl)cyclopropane-1-carboxylic acid2172572-91-5C11H18O3
- Methyl 1-(1-hydroxycyclobutyl)cyclopentane-1-carboxylate2172541-52-3C11H18O3
- Ethyl 1-(1-hydroxycyclobutyl)-2-methylcyclopropane-1-carboxylate2172490-31-0C11H18O3
- 5-Cyclopentyl-2-methyloxolane-3-carboxylic acid2172575-72-1C11H18O3
- 5-Cyclopropyl-2-(propan-2-yl)oxolane-3-carboxylic acid2172553-36-3C11H18O3
- Methyl 1-(1-hydroxycyclopentyl)cyclobutane-1-carboxylate2172568-78-2C11H18O3
- Ethyl 1-(1-hydroxycyclopentyl)cyclopropane-1-carboxylate2172479-44-4C11H18O3
- 1-(1-Hydroxy-4-methylcyclohexyl)cyclopropane-1-carboxylic acid2172211-51-5C11H18O3
- 1-(1-Hydroxy-3,3-dimethylcyclopentyl)cyclopropane-1-carboxylic acid2172577-40-9C11H18O3
- 2-(2-Hydroxyethyl)bicyclo[2.2.2]octane-2-carboxylic acid2172457-85-9C11H18O3
- 1-(2,2-Dimethylcyclopropyl)-4-methoxy-2-methylbutane-1,3-dione2025700-26-7C11H18O3
- 1-Cyclobutyl-4-methoxy-4-methylpentane-1,3-dione2138351-78-5C11H18O3
- 3-{Bicyclo[2.2.1]heptan-2-yl}-2-hydroxy-2-methylpropanoic acid2228701-98-0C11H18O3
- 3-{Bicyclo[2.2.1]heptan-2-yl}-2-methoxypropanoic acid2228299-43-0C11H18O3
- Methyl 3-{bicyclo[2.2.1]heptan-2-yl}-3-hydroxypropanoate2228602-28-4C11H18O3
- Methyl (3S)-3-{bicyclo[2.2.1]heptan-2-yl}-3-hydroxypropanoate2228011-65-0C11H18O3
- 4-[2-(Methoxymethyl)oxan-2-yl]but-3-en-2-one2229647-88-3C11H18O3
- 1-(3-Methyloxetan-3-yl)cyclohexane-1-carboxylic acid2229276-06-4C11H18O3
- 1-(3-Ethyloxetan-3-yl)-2,2-dimethylcyclopropane-1-carboxylic acid2228901-38-8C11H18O3
- 2-(1-Cyclopentylcyclopropyl)-2-methoxyacetic acid2229463-56-1C11H18O3
- 2,2-Dimethyl-1-(oxan-3-yl)cyclopropane-1-carboxylic acid2229320-85-6C11H18O3
- 1-(4-Methyloxan-4-yl)cyclobutane-1-carboxylic acid2229229-23-4C11H18O3
- rac-(1R,3R)-2,2-Dimethyl-3-(oxan-3-yl)cyclopropane-1-carboxylic acid2228048-01-7C11H18O3
- 2-[1-(2-Methyloxolan-3-yl)cyclobutyl]acetic acid2229246-10-8C11H18O3
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 2-{6,6-Dimethylbicyclo[3.1.1]heptan-2-yl}-2-hydroxyacetic acid, (2S)-2-Oxiranepropanoic acid cyclohexyl ester, (2R)-2-Oxiranepropanoic acid cyclohexyl ester. 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.