Molecular formula

C₁₈H₂₈O₅

22 compounds have this formula on CompoundList.

Molar mass: 324.42g/mol
Monoisotopic mass: 324.1937Da
Atoms: 51
Elements: 3
Rings plus double bonds: 5

The formula C18H28O5 describes a molecule made of 18 carbon atoms, 28 hydrogen atoms and 5 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 × 1866.64%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 288.70%
1.008 × 28 = 28.224 g/mol
O Oxygen × 524.66%
15.999 × 5 = 79.995 g/mol

Look up another formula

Compounds with the formula C18H28O5

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 22 of 22 compounds

Hymeglusin

CAS 29066-42-0C₁₈H₂₈O₅

4-tert-Butylbenzo-15-crown-5

CAS 15196-73-3C₁₈H₂₈O₅

Hynapene A

CAS 155111-89-0C₁₈H₂₈O₅

(9Z,13Z,15E)-14,18-Dihydroxy-12-oxo-9,13,15-octadecatrienoic acid

CAS 130523-93-2C₁₈H₂₈O₅

Lactapiperanol D

CAS 243447-94-1C₁₈H₂₈O₅

Methyl 7-(5-oxo-3-((tetrahydro-2H-pyran-2-yl)oxy)cyclopent-1-en-1-yl)heptanoate

CAS 40098-24-6C₁₈H₂₈O₅

Methyl 7-((3R)-5-oxo-3-((tetrahydro-2H-pyran-2-yl)oxy)cyclopent-1-en-1-yl)heptanoate

CAS 60934-42-1C₁₈H₂₈O₅

Ethyl 2-(3-(hexyloxy)-2-hydroxypropoxy)benzoate

CAS 85650-51-7C₁₈H₂₈O₅

Acetic acid, (dimethylphenoxy)-, 2-(2-butoxyethoxy)ethyl ester

CAS 63904-85-8C₁₈H₂₈O₅

1-[1-[2-(2-Ethoxyethoxy)ethoxy]ethoxy]-2-methoxy-4-prop-2-enylbenzene

CAS 33069-96-4C₁₈H₂₈O₅

2-Decyl-3-hydroxy-5,6-dimethoxycyclohexa-2,5-diene-1,4-dione

CAS 40502-82-7C₁₈H₂₈O₅

5-Hydroxy-2,2,4,4-tetramethylpentyl 2,6-dimethoxybenzoate

CAS 2245882-27-1C₁₈H₂₈O₅

2-(7-Hydroxyoctyl)-3,5-dimethoxybenzeneacetic acid

CAS 17173-32-9C₁₈H₂₈O₅

2-Dodecyl 2,5-furandicarboxylate

CAS 2770461-11-3C₁₈H₂₈O₅

(3S,5S)-1-(3,4-Dihydroxyphenyl)-5-hydroxydecan-3-yl acetate

CAS 190077-93-1C₁₈H₂₈O₅

6-Oxooctadeca-7,9-dienedioic acid

CAS 114460-42-3C₁₈H₂₈O₅

Ethyl 2-((5-(2-(benzyloxy)ethoxy)pentyl)oxy)acetate

CAS 2361114-39-6C₁₈H₂₈O₅

2-(2-(2-(2-(Benzyloxy)ethoxy)ethoxy)ethoxy)tetrahydro-2H-pyran

CAS 2839453-63-1C₁₈H₂₈O₅

Butyl 3-[5-(3-butoxy-3-oxopropyl)furan-2-yl]propanoate

CAS 3465-59-6C₁₈H₂₈O₅

2-Hydroxy-5-(10-hydroxydecyl)-3-methoxy-6-methylcyclohexa-2,5-diene-1,4-dione

CAS 88543-34-4C₁₈H₂₈O₅

2-Hydroxy-6-(10-hydroxydecyl)-3-methoxy-5-methylcyclohexa-2,5-diene-1,4-dione

CAS 88543-33-3C₁₈H₂₈O₅

(7E)-6-Oxooctadeca-7,9-dienedioic acid

C₁₈H₂₈O₅

Frequently asked questions

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What is the molar mass of C18H28O5?

The molar mass of C18H28O5 is 324.42 g/mol, calculated from standard atomic weights for 18 carbon atoms, 28 hydrogen atoms and 5 oxygen atoms. The monoisotopic mass is 324.1937 Da.

How many compounds have the formula C18H28O5?

CompoundList lists 22 compounds with the molecular formula C18H28O5, including Hymeglusin, 4-tert-Butylbenzo-15-crown-5, Hynapene A. 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 C18H28O5?

C18H28O5 has a degree of unsaturation of 5. 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.