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Molecular formula

C21H22O5

115 compounds have this formula on CompoundList.

Molar mass
354.40g/mol
Monoisotopic mass
354.1467Da
Atoms
48
Elements
3
Rings plus double bonds
11

The formula C21H22O5 describes a molecule made of 21 carbon atoms, 22 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 × 2171.17%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 226.26%
    1.008 × 22 = 22.176 g/mol
  • O Oxygen × 522.57%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C21H22O5

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

Showing 101 to 115 of 115 compounds

(E)-9-[[5-(3,3-Dimethyloxiranyl)-3-methyl-2-pentenyl]oxy]-7H-furo[3,2-g][1]benzopyran-7-one chemical structure, C21H22O5, CAS 143390-87-8
(E)-9-[[5-(3,3-Dimethyloxiranyl)-3-methyl-2-pentenyl]oxy]-7H-furo[3,2-g][1]benzopyran-7-one
CAS 143390-87-8C21H22O5
4-(But-2-en-1-yl)-3-propanoylnaphthalene-1,2-diyl diacetate chemical structure, C21H22O5, CAS 89510-22-5
4-(But-2-en-1-yl)-3-propanoylnaphthalene-1,2-diyl diacetate
CAS 89510-22-5C21H22O5
1,7-Bis(4-methoxyphenyl)heptane-1,4,7-trione chemical structure, C21H22O5, CAS 62619-62-9
1,7-Bis(4-methoxyphenyl)heptane-1,4,7-trione
CAS 62619-62-9C21H22O5
1-(4-Butoxyphenyl)-1,3-dioxo-3-phenylpropan-2-yl acetate chemical structure, C21H22O5, CAS 60615-33-0
1-(4-Butoxyphenyl)-1,3-dioxo-3-phenylpropan-2-yl acetate
CAS 60615-33-0C21H22O5
[5-(Benzyloxy)-4,7,8-trimethoxynaphthalen-2-yl]methanol chemical structure, C21H22O5, CAS 828940-59-6
[5-(Benzyloxy)-4,7,8-trimethoxynaphthalen-2-yl]methanol
CAS 828940-59-6C21H22O5
2-{4-[3-(4-Acetylphenyl)-3-oxopropyl]phenoxy}ethyl acetate chemical structure, C21H22O5, CAS 90094-72-7
2-{4-[3-(4-Acetylphenyl)-3-oxopropyl]phenoxy}ethyl acetate
CAS 90094-72-7C21H22O5
2-[2-(4-Benzoylphenoxy)ethoxy]ethyl methacrylate chemical structure, C21H22O5, CAS 2149581-44-0
2-[2-(4-Benzoylphenoxy)ethoxy]ethyl methacrylate
CAS 2149581-44-0C21H22O5
(2S,6R,7R,8S)-7-(1,3-Benzodioxol-5-yl)-2,3-dimethoxy-8-methyl-6-prop-2-enyltricyclo[4.2.0.02,8]oct-3-en-5-one chemical structure, C21H22O5
(2S,6R,7R,8S)-7-(1,3-Benzodioxol-5-yl)-2,3-dimethoxy-8-methyl-6-prop-2-enyltricyclo[4.2.0.02,8]oct-3-en-5-one
C21H22O5
4-((2-Ethylidene-4-hydroxy-6-methylhept-5-EN-1-yl)oxy)-bergaptol chemical structure, C21H22O5, CAS 2519548-06-0
4-((2-Ethylidene-4-hydroxy-6-methylhept-5-EN-1-yl)oxy)-bergaptol
CAS 2519548-06-0C21H22O5
(2R,6R,7R,8S)-7-(1,3-Benzodioxol-5-yl)-2,3-dimethoxy-8-methyl-6-prop-2-enyltricyclo[4.2.0.02,8]oct-3-en-5-one chemical structure, C21H22O5
(2R,6R,7R,8S)-7-(1,3-Benzodioxol-5-yl)-2,3-dimethoxy-8-methyl-6-prop-2-enyltricyclo[4.2.0.02,8]oct-3-en-5-one
C21H22O5
(6R,7S,8R)-8-(3,4-Dimethoxyphenyl)-6,7-dimethyl-7,8-dihydronaphtho[2,3-d][1,3]dioxol-5(6H)-one chemical structure, C21H22O5, CAS 135637-73-9
(6R,7S,8R)-8-(3,4-Dimethoxyphenyl)-6,7-dimethyl-7,8-dihydronaphtho[2,3-d][1,3]dioxol-5(6H)-one
CAS 135637-73-9C21H22O5
(2R,6S,7S)-7-(1,3-Benzodioxol-5-yl)-2,3-dimethoxy-8-methyl-6-prop-2-enyltricyclo[4.2.0.02,8]oct-3-en-5-one chemical structure, C21H22O5
(2R,6S,7S)-7-(1,3-Benzodioxol-5-yl)-2,3-dimethoxy-8-methyl-6-prop-2-enyltricyclo[4.2.0.02,8]oct-3-en-5-one
C21H22O5
(2S,6R,7R)-7-(1,3-Benzodioxol-5-yl)-2,3-dimethoxy-8-methyl-6-prop-2-enyltricyclo[4.2.0.02,8]oct-3-en-5-one chemical structure, C21H22O5
(2S,6R,7R)-7-(1,3-Benzodioxol-5-yl)-2,3-dimethoxy-8-methyl-6-prop-2-enyltricyclo[4.2.0.02,8]oct-3-en-5-one
C21H22O5
[(2R,3S,4S)-2-(Benzyloxymethyl)-4-ethyl-5-oxo-tetrahydrofuran-3-yl] benzoate chemical structure, C21H22O5, CAS 1583259-60-2
[(2R,3S,4S)-2-(Benzyloxymethyl)-4-ethyl-5-oxo-tetrahydrofuran-3-yl] benzoate
CAS 1583259-60-2C21H22O5
[1-[5-(3,6-Dioxocyclohexa-1,4-dien-1-yl)furan-3-yl]-4-methylpent-3-enyl] 3-methylbut-2-enoate chemical structure, C21H22O5, CAS 76554-02-4
[1-[5-(3,6-Dioxocyclohexa-1,4-dien-1-yl)furan-3-yl]-4-methylpent-3-enyl] 3-methylbut-2-enoate
CAS 76554-02-4C21H22O5

Frequently asked questions

What is the molar mass of C21H22O5?

The molar mass of C21H22O5 is 354.40 g/mol, calculated from standard atomic weights for 21 carbon atoms, 22 hydrogen atoms and 5 oxygen atoms. The monoisotopic mass is 354.1467 Da.

How many compounds have the formula C21H22O5?

CompoundList lists 115 compounds with the molecular formula C21H22O5, including (E)-9-[[5-(3,3-Dimethyloxiranyl)-3-methyl-2-pentenyl]oxy]-7H-furo[3,2-g][1]benzopyran-7-one, 4-(But-2-en-1-yl)-3-propanoylnaphthalene-1,2-diyl diacetate, 1,7-Bis(4-methoxyphenyl)heptane-1,4,7-trione. 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 C21H22O5?

C21H22O5 has a degree of unsaturation of 11. 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.