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Molecular formula

C20H16O3

131 compounds have this formula on CompoundList.

Molar mass
304.34g/mol
Monoisotopic mass
304.1099Da
Atoms
39
Elements
3
Rings plus double bonds
13

The formula C20H16O3 describes a molecule made of 20 carbon atoms, 16 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 × 2078.93%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 165.30%
    1.008 × 16 = 16.128 g/mol
  • O Oxygen × 315.77%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C20H16O3

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

Showing 101 to 131 of 131 compounds

alpha,alpha-Diphenyl-1,3-benzodioxole-5-methanol chemical structure, C20H16O3, CAS 265983-88-8
alpha,alpha-Diphenyl-1,3-benzodioxole-5-methanol
CAS 265983-88-8C20H16O3
2,5,9-Trimethyl-3-phenyl-7H-furo[3,2-g]chromen-7-one chemical structure, C20H16O3, CAS 145801-11-2
2,5,9-Trimethyl-3-phenyl-7H-furo[3,2-g]chromen-7-one
CAS 145801-11-2C20H16O3
1,4-Dioxaspiro[4.5]deca-6,9-dien-8-one, 2,3-diphenyl-, (2R,3R)- chemical structure, C20H16O3, CAS 169267-16-7
1,4-Dioxaspiro[4.5]deca-6,9-dien-8-one, 2,3-diphenyl-, (2R,3R)-
CAS 169267-16-7C20H16O3
Benzeneacetic acid, 4-([1,1'-biphenyl]-3-yloxy)- chemical structure, C20H16O3, CAS 832731-03-0
Benzeneacetic acid, 4-([1,1'-biphenyl]-3-yloxy)-
CAS 832731-03-0C20H16O3
Methanone, (2-hydroxy-5-methylphenyl)(2-phenoxyphenyl)- chemical structure, C20H16O3, CAS 61486-03-1
Methanone, (2-hydroxy-5-methylphenyl)(2-phenoxyphenyl)-
CAS 61486-03-1C20H16O3
Methyl 2~5~-hydroxy[1~1~,2~1~:2~3~,3~1~-terphenyl]-2~2~-carboxylate chemical structure, C20H16O3, CAS 81794-27-6
Methyl 2~5~-hydroxy[1~1~,2~1~:2~3~,3~1~-terphenyl]-2~2~-carboxylate
CAS 81794-27-6C20H16O3
2-(4,7-Dimethylnaphthalene-1-carbonyl)benzoic acid chemical structure, C20H16O3, CAS 108712-23-8
2-(4,7-Dimethylnaphthalene-1-carbonyl)benzoic acid
CAS 108712-23-8C20H16O3
4-Benzylphenyl 2-hydroxybenzoate chemical structure, C20H16O3, CAS 85401-80-5
4-Benzylphenyl 2-hydroxybenzoate
CAS 85401-80-5C20H16O3
2-Methoxy-6-(2-naphthalen-1-yl-vinyl)-benzoic acid chemical structure, C20H16O3, CAS 1171924-75-6
2-Methoxy-6-(2-naphthalen-1-yl-vinyl)-benzoic acid
CAS 1171924-75-6C20H16O3
3-[([1,1'-Biphenyl]-2-yl)methoxy]benzoic acid chemical structure, C20H16O3, CAS 833485-16-8
3-[([1,1'-Biphenyl]-2-yl)methoxy]benzoic acid
CAS 833485-16-8C20H16O3
3-(2,2-Diphenylethenyl)-4-hydroxy-6-methyl-2H-pyran-2-one chemical structure, C20H16O3, CAS 88639-73-0
3-(2,2-Diphenylethenyl)-4-hydroxy-6-methyl-2H-pyran-2-one
CAS 88639-73-0C20H16O3
5-(Benzyloxy)-2-[(E)-2-phenylethenyl]-4H-pyran-4-one chemical structure, C20H16O3, CAS 1443302-58-6
5-(Benzyloxy)-2-[(E)-2-phenylethenyl]-4H-pyran-4-one
CAS 1443302-58-6C20H16O3
4-[(3-Phenylphenoxy)methyl]benzoic acid chemical structure, C20H16O3, CAS 149288-67-5
4-[(3-Phenylphenoxy)methyl]benzoic acid
CAS 149288-67-5C20H16O3
3-(8-Hydroxy-4-methoxy-1-naphthalenyl)-1-phenyl-2-propen-1-one chemical structure, C20H16O3, CAS 68435-37-0
3-(8-Hydroxy-4-methoxy-1-naphthalenyl)-1-phenyl-2-propen-1-one
CAS 68435-37-0C20H16O3
11-Methyl-17-oxogona-1(10),2,4,6,8,11,13-heptaen-15-yl acetate chemical structure, C20H16O3, CAS 55651-30-4
11-Methyl-17-oxogona-1(10),2,4,6,8,11,13-heptaen-15-yl acetate
CAS 55651-30-4C20H16O3
6-Methoxy-3-methyl-3-(naphthalen-1-yl)-2-benzofuran-1(3H)-one chemical structure, C20H16O3, CAS 62064-29-3
6-Methoxy-3-methyl-3-(naphthalen-1-yl)-2-benzofuran-1(3H)-one
CAS 62064-29-3C20H16O3
5-Methoxy-3-methyl-3-(naphthalen-1-yl)-2-benzofuran-1(3H)-one chemical structure, C20H16O3, CAS 62064-30-6
5-Methoxy-3-methyl-3-(naphthalen-1-yl)-2-benzofuran-1(3H)-one
CAS 62064-30-6C20H16O3
7-Methoxy-3-methyl-3-(naphthalen-1-yl)-2-benzofuran-1(3H)-one chemical structure, C20H16O3, CAS 62064-40-8
7-Methoxy-3-methyl-3-(naphthalen-1-yl)-2-benzofuran-1(3H)-one
CAS 62064-40-8C20H16O3
4-Methoxy-3-methyl-3-(naphthalen-1-yl)-2-benzofuran-1(3H)-one chemical structure, C20H16O3, CAS 62064-47-5
4-Methoxy-3-methyl-3-(naphthalen-1-yl)-2-benzofuran-1(3H)-one
CAS 62064-47-5C20H16O3
3,3-Diphenyl-3a,4,7,7a-tetrahydro-4,7-epoxy-2-benzofuran-1(3H)-one chemical structure, C20H16O3, CAS 72081-07-3
3,3-Diphenyl-3a,4,7,7a-tetrahydro-4,7-epoxy-2-benzofuran-1(3H)-one
CAS 72081-07-3C20H16O3
2-(4-Ethylbenzoyl)spiro[cyclopropane-1,2'-indene]-1',3'-dione chemical structure, C20H16O3, CAS 61124-64-9
2-(4-Ethylbenzoyl)spiro[cyclopropane-1,2'-indene]-1',3'-dione
CAS 61124-64-9C20H16O3
3,3-Dimethyl-3,4-dihydrotetracene-1,6,11(2H)-trione chemical structure, C20H16O3, CAS 88046-59-7
3,3-Dimethyl-3,4-dihydrotetracene-1,6,11(2H)-trione
CAS 88046-59-7C20H16O3
1-[2-(Hydroxymethyl)phenyl]-9H-fluorene-2,9-diol chemical structure, C20H16O3, CAS 112575-95-8
1-[2-(Hydroxymethyl)phenyl]-9H-fluorene-2,9-diol
CAS 112575-95-8C20H16O3
(2S,5S)-5-Methyl-2-(naphthalen-1-yl)-5-phenyl-1,3-dioxolan-4-one chemical structure, C20H16O3, CAS 887304-84-9
(2S,5S)-5-Methyl-2-(naphthalen-1-yl)-5-phenyl-1,3-dioxolan-4-one
CAS 887304-84-9C20H16O3

Frequently asked questions

What is the molar mass of C20H16O3?

The molar mass of C20H16O3 is 304.34 g/mol, calculated from standard atomic weights for 20 carbon atoms, 16 hydrogen atoms and 3 oxygen atoms. The monoisotopic mass is 304.1099 Da.

How many compounds have the formula C20H16O3?

CompoundList lists 131 compounds with the molecular formula C20H16O3, including alpha,alpha-Diphenyl-1,3-benzodioxole-5-methanol, 2,5,9-Trimethyl-3-phenyl-7H-furo[3,2-g]chromen-7-one, 1,4-Dioxaspiro[4.5]deca-6,9-dien-8-one, 2,3-diphenyl-, (2R,3R)-. 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 C20H16O3?

C20H16O3 has a degree of unsaturation of 13. 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.