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Molecular formula

C20H26O5

112 compounds have this formula on CompoundList.

Molar mass
346.42g/mol
Monoisotopic mass
352.2157Da
Atoms
51
Elements
3
Rings plus double bonds
8

The formula C20H26O5 describes a molecule made of 20 carbon atoms, 26 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 × 2069.34%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 267.57%
    1.008 × 26 = 26.208 g/mol
  • O Oxygen × 523.09%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C20H26O5

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

Showing 101 to 112 of 112 compounds

[(4R,4aS,5R,8R,8aR)-8-Hydroxy-3,4a,5-trimethyl-9-oxo-4,5,6,7,8,8a-hexahydrobenzo[f][1]benzofuran-4-yl] (Z)-2-methylbut-2-enoate chemical structure, C20H26O5, CAS 55058-63-4
[(4R,4aS,5R,8R,8aR)-8-Hydroxy-3,4a,5-trimethyl-9-oxo-4,5,6,7,8,8a-hexahydrobenzo[f][1]benzofuran-4-yl] (Z)-2-methylbut-2-enoate
CAS 55058-63-4C20H26O5
Cyclopropanecarboxylic acid, 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, (3-ethoxyphenyl)methyl ester, (1R-(1alpha,3beta(E)))- chemical structure, C20H26O5, CAS 115809-87-5
Cyclopropanecarboxylic acid, 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, (3-ethoxyphenyl)methyl ester, (1R-(1alpha,3beta(E)))-
CAS 115809-87-5C20H26O5
(1R,2S,4R)-1,7,7-Trimethylbicyclo[2.2.1]heptan-2-yl 4-(acetyloxy)-3-methoxybenzoate chemical structure, C20H26O5, CAS 170591-51-2
(1R,2S,4R)-1,7,7-Trimethylbicyclo[2.2.1]heptan-2-yl 4-(acetyloxy)-3-methoxybenzoate
CAS 170591-51-2C20H26O5
[(3aR,4R,6Z,10Z,11aR)-6,10-Dimethyl-3-methylidene-2-oxo-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-4-yl] (Z)-2-(hydroxymethyl)but-2-enoate chemical structure, C20H26O5
[(3aR,4R,6Z,10Z,11aR)-6,10-Dimethyl-3-methylidene-2-oxo-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-4-yl] (Z)-2-(hydroxymethyl)but-2-enoate
C20H26O5
(2S,5R,8R,10R,11S,14R,17S,18R,20R)-2,20-Dihydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.7.2.111,14.01,8.05,18.011,17]icosan-12-one chemical structure, C20H26O5
(2S,5R,8R,10R,11S,14R,17S,18R,20R)-2,20-Dihydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.7.2.111,14.01,8.05,18.011,17]icosan-12-one
C20H26O5
[(6Z,10Z)-8-Hydroxy-6,10-dimethyl-3-methylidene-2-oxo-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-4-yl] (E)-2-methylbut-2-enoate chemical structure, C20H26O5
[(6Z,10Z)-8-Hydroxy-6,10-dimethyl-3-methylidene-2-oxo-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-4-yl] (E)-2-methylbut-2-enoate
C20H26O5
(1S,4'R,5S)-11-Hydroxy-4'-methyl-10-methylidenespiro[3-oxatricyclo[7.2.1.01,6]dodecane-5,9'-6,10-dioxatricyclo[5.2.1.04,8]decane]-2-one chemical structure, C20H26O5
(1S,4'R,5S)-11-Hydroxy-4'-methyl-10-methylidenespiro[3-oxatricyclo[7.2.1.01,6]dodecane-5,9'-6,10-dioxatricyclo[5.2.1.04,8]decane]-2-one
C20H26O5
[(3aR,4R,8S,10E,11aR)-8-Hydroxy-6,10-dimethyl-3-methylidene-2-oxo-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-4-yl] (Z)-2-methylbut-2-enoate chemical structure, C20H26O5
[(3aR,4R,8S,10E,11aR)-8-Hydroxy-6,10-dimethyl-3-methylidene-2-oxo-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-4-yl] (Z)-2-methylbut-2-enoate
C20H26O5
(4'R,7'R)-11-Hydroxy-4'-methyl-10-methylidenespiro[3-oxatricyclo[7.2.1.01,6]dodecane-5,9'-6,10-dioxatricyclo[5.2.1.04,8]decane]-2-one chemical structure, C20H26O5
(4'R,7'R)-11-Hydroxy-4'-methyl-10-methylidenespiro[3-oxatricyclo[7.2.1.01,6]dodecane-5,9'-6,10-dioxatricyclo[5.2.1.04,8]decane]-2-one
C20H26O5
(3,15,16-Trihydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl) acetate chemical structure, C20H26O5
(3,15,16-Trihydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl) acetate
C20H26O5
(4-Acetyloxy-10a-hydroxy-8,8-dimethyl-5,6,7,8a,9,10-hexahydroanthracen-1-yl) acetate chemical structure, C20H26O5, CAS 77880-98-9
(4-Acetyloxy-10a-hydroxy-8,8-dimethyl-5,6,7,8a,9,10-hexahydroanthracen-1-yl) acetate
CAS 77880-98-9C20H26O5
[(8R,9R,13S,14R,15S,16S,17R)-3,15,16-Trihydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] acetate chemical structure, C20H26O5
[(8R,9R,13S,14R,15S,16S,17R)-3,15,16-Trihydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] acetate
C20H26O5

Frequently asked questions

What is the molar mass of C20H26O5?

The molar mass of C20H26O5 is 346.42 g/mol, calculated from standard atomic weights for 20 carbon atoms, 26 hydrogen atoms and 5 oxygen atoms. The monoisotopic mass is 352.2157 Da.

How many compounds have the formula C20H26O5?

CompoundList lists 112 compounds with the molecular formula C20H26O5, including [(4R,4aS,5R,8R,8aR)-8-Hydroxy-3,4a,5-trimethyl-9-oxo-4,5,6,7,8,8a-hexahydrobenzo[f][1]benzofuran-4-yl] (Z)-2-methylbut-2-enoate, Cyclopropanecarboxylic acid, 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, (3-ethoxyphenyl)methyl ester, (1R-(1alpha,3beta(E)))-, (1R,2S,4R)-1,7,7-Trimethylbicyclo[2.2.1]heptan-2-yl 4-(acetyloxy)-3-methoxybenzoate. 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 C20H26O5?

C20H26O5 has a degree of unsaturation of 8. 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.