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Molecular formula

C20H18FNO5

24 compounds have this formula on CompoundList.

Molar mass
371.36g/mol
Monoisotopic mass
371.1169Da
Atoms
45
Elements
5
Rings plus double bonds
12

The formula C20H18FNO5 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 1 nitrogen atom 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 × 2064.69%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 184.89%
    1.008 × 18 = 18.144 g/mol
  • F Fluorine × 15.12%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 13.77%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 521.54%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C20H18FNO5

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

Showing 1 to 24 of 24 compounds

3-Acetyl-2-(2,5-dimethoxyphenyl)-1-(4-fluorophenyl)-4-hydroxy-2H-pyrrol-5-one chemical structure, C20H18FNO5, CAS 309725-68-6
3-Acetyl-2-(2,5-dimethoxyphenyl)-1-(4-fluorophenyl)-4-hydroxy-2H-pyrrol-5-one
CAS 309725-68-6C20H18FNO5
[2-(3-Acetylanilino)-2-oxoethyl] 4-(4-fluorophenyl)-4-oxobutanoate chemical structure, C20H18FNO5, CAS 380310-23-6
[2-(3-Acetylanilino)-2-oxoethyl] 4-(4-fluorophenyl)-4-oxobutanoate
CAS 380310-23-6C20H18FNO5
8-Ethoxy-N-[2-(4-fluorophenoxy)ethyl]-2-oxo-2H-chromene-3-carboxamide chemical structure, C20H18FNO5, CAS 1105210-44-3
8-Ethoxy-N-[2-(4-fluorophenoxy)ethyl]-2-oxo-2H-chromene-3-carboxamide
CAS 1105210-44-3C20H18FNO5
RefChem:314020 chemical structure, C20H18FNO5, CAS 6226-03-5
RefChem:314020
CAS 6226-03-5C20H18FNO5
Ethyl {3-[2-(4-fluorophenyl)-2-oxoethyl]-3-hydroxy-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate chemical structure, C20H18FNO5, CAS 362506-83-0
Ethyl {3-[2-(4-fluorophenyl)-2-oxoethyl]-3-hydroxy-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate
CAS 362506-83-0C20H18FNO5
2-Ethyl-4-[2-(5-fluoro-2-methoxyphenyl)-2-oxoethyl]-2,3,4,5-tetrahydro-1,4-benzoxazepine-3,5-dione chemical structure, C20H18FNO5, CAS 903191-82-2
2-Ethyl-4-[2-(5-fluoro-2-methoxyphenyl)-2-oxoethyl]-2,3,4,5-tetrahydro-1,4-benzoxazepine-3,5-dione
CAS 903191-82-2C20H18FNO5
2-Ethyl-4-(2-(3-fluoro-4-methoxyphenyl)-2-oxoethyl)benzo[f][1,4]oxazepine-3,5(2H,4H)-dione chemical structure, C20H18FNO5, CAS 903193-75-9
2-Ethyl-4-(2-(3-fluoro-4-methoxyphenyl)-2-oxoethyl)benzo[f][1,4]oxazepine-3,5(2H,4H)-dione
CAS 903193-75-9C20H18FNO5
2-(4-Fluorophenyl)-2-oxoethyl 1-(3-methoxyphenyl)-5-oxo-3-pyrrolidinecarboxylate chemical structure, C20H18FNO5, CAS 690227-96-4
2-(4-Fluorophenyl)-2-oxoethyl 1-(3-methoxyphenyl)-5-oxo-3-pyrrolidinecarboxylate
CAS 690227-96-4C20H18FNO5
2-(4-Fluorophenyl)-2-oxoethyl 1-(4-methoxyphenyl)-5-oxopyrrolidine-3-carboxylate chemical structure, C20H18FNO5, CAS 433312-32-4
2-(4-Fluorophenyl)-2-oxoethyl 1-(4-methoxyphenyl)-5-oxopyrrolidine-3-carboxylate
CAS 433312-32-4C20H18FNO5
4-[2-(2-Ethoxy-5-fluorophenyl)-2-oxoethyl]-2-methyl-1,4-benzoxazepine-3,5(2H,4H)-dione chemical structure, C20H18FNO5, CAS 904500-22-7
4-[2-(2-Ethoxy-5-fluorophenyl)-2-oxoethyl]-2-methyl-1,4-benzoxazepine-3,5(2H,4H)-dione
CAS 904500-22-7C20H18FNO5
4-[2-(4-Ethoxy-3-fluorophenyl)-2-oxoethyl]-2-methyl-1,4-benzoxazepine-3,5(2H,4H)-dione chemical structure, C20H18FNO5, CAS 903585-72-8
4-[2-(4-Ethoxy-3-fluorophenyl)-2-oxoethyl]-2-methyl-1,4-benzoxazepine-3,5(2H,4H)-dione
CAS 903585-72-8C20H18FNO5
5-(2-Fluorophenyl)-3-hydroxy-1-(2-hydroxyethyl)-4-(4-methoxybenzoyl)-1,5-dihydro-2H-pyrrol-2-one chemical structure, C20H18FNO5, CAS 370871-11-7
5-(2-Fluorophenyl)-3-hydroxy-1-(2-hydroxyethyl)-4-(4-methoxybenzoyl)-1,5-dihydro-2H-pyrrol-2-one
CAS 370871-11-7C20H18FNO5
(5-(3,4-Dimethoxyphenyl)isoxazol-3-yl)methyl 2-(4-fluorophenyl)acetate chemical structure, C20H18FNO5, CAS 953009-00-2
(5-(3,4-Dimethoxyphenyl)isoxazol-3-yl)methyl 2-(4-fluorophenyl)acetate
CAS 953009-00-2C20H18FNO5
3-[({5-[(4-Fluorobenzyl)oxy]-2-methyl-1-benzofuran-3-yl}carbonyl)amino]propanoic acid chemical structure, C20H18FNO5, CAS 929864-98-2
3-[({5-[(4-Fluorobenzyl)oxy]-2-methyl-1-benzofuran-3-yl}carbonyl)amino]propanoic acid
CAS 929864-98-2C20H18FNO5
2-[1-(9H-Fluoren-9-ylmethoxycarbonyl)-3-hydroxyazetidin-3-yl]-2-fluoroacetic acid chemical structure, C20H18FNO5, CAS 2375268-61-2
2-[1-(9H-Fluoren-9-ylmethoxycarbonyl)-3-hydroxyazetidin-3-yl]-2-fluoroacetic acid
CAS 2375268-61-2C20H18FNO5
(4E)-5-(4-Fluorophenyl)-1-(2-hydroxyethyl)-4-[hydroxy(4-methoxyphenyl)methylidene]pyrrolidine-2,3-dione chemical structure, C20H18FNO5, CAS 425613-20-3
(4E)-5-(4-Fluorophenyl)-1-(2-hydroxyethyl)-4-[hydroxy(4-methoxyphenyl)methylidene]pyrrolidine-2,3-dione
CAS 425613-20-3C20H18FNO5
Methyl 4-[(3-fluorophenyl)methoxy]-6,7-dimethoxyquinoline-2-carboxylate chemical structure, C20H18FNO5, CAS 1358311-08-6
Methyl 4-[(3-fluorophenyl)methoxy]-6,7-dimethoxyquinoline-2-carboxylate
CAS 1358311-08-6C20H18FNO5
7-(4-Fluoro-phenoxy)-1,4-dihydroxy-isoquinoline-3-carboxylic acid butyl ester chemical structure, C20H18FNO5, CAS 808116-01-0
7-(4-Fluoro-phenoxy)-1,4-dihydroxy-isoquinoline-3-carboxylic acid butyl ester
CAS 808116-01-0C20H18FNO5
6-(4-Fluoro-phenoxy)-1,4-dihydroxy-isoquinoline-3-carboxylic acid butyl ester chemical structure, C20H18FNO5, CAS 808118-74-3
6-(4-Fluoro-phenoxy)-1,4-dihydroxy-isoquinoline-3-carboxylic acid butyl ester
CAS 808118-74-3C20H18FNO5
(2R,3S,4S)-1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}-3-fluoro-4-hydroxypyrrolidine-2-carboxylic acid chemical structure, C20H18FNO5, CAS 2211115-92-1
(2R,3S,4S)-1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}-3-fluoro-4-hydroxypyrrolidine-2-carboxylic acid
CAS 2211115-92-1C20H18FNO5
Methyl (S)-5-fluoro-2-(4-methoxybenzyl)-3-oxo-1-(2-oxoethyl)isoindoline-1-carboxylate chemical structure, C20H18FNO5, CAS 2918815-42-4
Methyl (S)-5-fluoro-2-(4-methoxybenzyl)-3-oxo-1-(2-oxoethyl)isoindoline-1-carboxylate
CAS 2918815-42-4C20H18FNO5
(2R,3R,4S)-1-(9H-Fluoren-9-ylmethoxycarbonyl)-3-fluoro-4-hydroxy-pyrrolidine-2-carboxylic acid chemical structure, C20H18FNO5, CAS 2211115-93-2
(2R,3R,4S)-1-(9H-Fluoren-9-ylmethoxycarbonyl)-3-fluoro-4-hydroxy-pyrrolidine-2-carboxylic acid
CAS 2211115-93-2C20H18FNO5
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(4-fluoro-2-methylphenyl)-2-propoxyacetate chemical structure, C20H18FNO5, CAS 2248323-23-9
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(4-fluoro-2-methylphenyl)-2-propoxyacetate
CAS 2248323-23-9C20H18FNO5
(2R,3S,4R)-1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}-3-fluoro-4-hydroxypyrrolidine-2-carboxylic acid chemical structure, C20H18FNO5, CAS 2913176-98-2
(2R,3S,4R)-1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}-3-fluoro-4-hydroxypyrrolidine-2-carboxylic acid
CAS 2913176-98-2C20H18FNO5

Frequently asked questions

What is the molar mass of C20H18FNO5?

The molar mass of C20H18FNO5 is 371.36 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 1 nitrogen atom and 5 oxygen atoms. The monoisotopic mass is 371.1169 Da.

How many compounds have the formula C20H18FNO5?

CompoundList lists 24 compounds with the molecular formula C20H18FNO5, including 3-Acetyl-2-(2,5-dimethoxyphenyl)-1-(4-fluorophenyl)-4-hydroxy-2H-pyrrol-5-one, [2-(3-Acetylanilino)-2-oxoethyl] 4-(4-fluorophenyl)-4-oxobutanoate, 8-Ethoxy-N-[2-(4-fluorophenoxy)ethyl]-2-oxo-2H-chromene-3-carboxamide. 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 C20H18FNO5?

C20H18FNO5 has a degree of unsaturation of 12. 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.