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Molecular formula

C21H19FN2O5

25 compounds have this formula on CompoundList.

Molar mass
398.39g/mol
Monoisotopic mass
398.1278Da
Atoms
48
Elements
5
Rings plus double bonds
13

The formula C21H19FN2O5 describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 1 fluorine atom, 2 nitrogen 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 × 2163.31%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 194.81%
    1.008 × 19 = 19.152 g/mol
  • F Fluorine × 14.77%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 27.03%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 520.08%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C21H19FN2O5

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

Showing 1 to 25 of 25 compounds

1-{5-[(4-Fluorophenoxy)methyl]-2-furoyl}-4-(2-furoyl)piperazine chemical structure, C21H19FN2O5, CAS 445015-74-7
1-{5-[(4-Fluorophenoxy)methyl]-2-furoyl}-4-(2-furoyl)piperazine
CAS 445015-74-7C21H19FN2O5
Methyl 2-[2-[2-[(4-fluorophenyl)methylamino]-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate chemical structure, C21H19FN2O5, CAS 868225-26-7
Methyl 2-[2-[2-[(4-fluorophenyl)methylamino]-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate
CAS 868225-26-7C21H19FN2O5
N-(2,4-Dimethoxyphenyl)-1-[(4-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide chemical structure, C21H19FN2O5, CAS 868678-52-8
N-(2,4-Dimethoxyphenyl)-1-[(4-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide
CAS 868678-52-8C21H19FN2O5
(E)-Ethyl 5-(2-(2-(4-fluorobenzylidene)hydrazinyl)-2-oxoethoxy)-2-methylbenzofuran-3-carboxylate chemical structure, C21H19FN2O5, CAS 385418-25-7
(E)-Ethyl 5-(2-(2-(4-fluorobenzylidene)hydrazinyl)-2-oxoethoxy)-2-methylbenzofuran-3-carboxylate
CAS 385418-25-7C21H19FN2O5
Ethyl 2-[2-[2-(2-fluoroanilino)-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate chemical structure, C21H19FN2O5, CAS 868223-93-2
Ethyl 2-[2-[2-(2-fluoroanilino)-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate
CAS 868223-93-2C21H19FN2O5
Ethyl 2-[2-[2-(3-fluoroanilino)-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate chemical structure, C21H19FN2O5, CAS 868223-94-3
Ethyl 2-[2-[2-(3-fluoroanilino)-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate
CAS 868223-94-3C21H19FN2O5
Ethyl 4-((2-((2-fluorophenyl)carbamoyl)benzofuran-3-yl)amino)-4-oxobutanoate chemical structure, C21H19FN2O5, CAS 887875-60-7
Ethyl 4-((2-((2-fluorophenyl)carbamoyl)benzofuran-3-yl)amino)-4-oxobutanoate
CAS 887875-60-7C21H19FN2O5
Ethyl 4-((2-((3-fluorophenyl)carbamoyl)benzofuran-3-yl)amino)-4-oxobutanoate chemical structure, C21H19FN2O5, CAS 887879-25-6
Ethyl 4-((2-((3-fluorophenyl)carbamoyl)benzofuran-3-yl)amino)-4-oxobutanoate
CAS 887879-25-6C21H19FN2O5
Ethyl 4-((2-((4-fluorophenyl)carbamoyl)benzofuran-3-yl)amino)-4-oxobutanoate chemical structure, C21H19FN2O5, CAS 887883-69-4
Ethyl 4-((2-((4-fluorophenyl)carbamoyl)benzofuran-3-yl)amino)-4-oxobutanoate
CAS 887883-69-4C21H19FN2O5
N-(2,4-Dimethoxyphenyl)-1-[(2-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide chemical structure, C21H19FN2O5, CAS 868679-07-6
N-(2,4-Dimethoxyphenyl)-1-[(2-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide
CAS 868679-07-6C21H19FN2O5
(5E)-1-(4-Fluorophenyl)-5-[(3-methoxy-2-propan-2-yloxyphenyl)methylidene]-1,3-diazinane-2,4,6-trione chemical structure, C21H19FN2O5, CAS 433318-66-2
(5E)-1-(4-Fluorophenyl)-5-[(3-methoxy-2-propan-2-yloxyphenyl)methylidene]-1,3-diazinane-2,4,6-trione
CAS 433318-66-2C21H19FN2O5
Ethyl 2-[2-[2-(4-fluoroanilino)-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate chemical structure, C21H19FN2O5, CAS 868223-95-4
Ethyl 2-[2-[2-(4-fluoroanilino)-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate
CAS 868223-95-4C21H19FN2O5
5-[[4-[(4-Fluorophenyl)methoxy]-3-methoxyphenyl]methylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione chemical structure, C21H19FN2O5, CAS 354557-46-3
5-[[4-[(4-Fluorophenyl)methoxy]-3-methoxyphenyl]methylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione
CAS 354557-46-3C21H19FN2O5
Orb2565398 chemical structure, C21H19FN2O5, CAS 2864442-05-5
Orb2565398
CAS 2864442-05-5C21H19FN2O5
Ethyl (2-{(E)-[1-(2-fluorobenzyl)-2,5-dioxoimidazolidin-4-ylidene]methyl}phenoxy)acetate chemical structure, C21H19FN2O5, CAS 692274-34-3
Ethyl (2-{(E)-[1-(2-fluorobenzyl)-2,5-dioxoimidazolidin-4-ylidene]methyl}phenoxy)acetate
CAS 692274-34-3C21H19FN2O5
N-(3,4-Dimethoxyphenyl)-1-[(4-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide chemical structure, C21H19FN2O5, CAS 868678-53-9
N-(3,4-Dimethoxyphenyl)-1-[(4-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide
CAS 868678-53-9C21H19FN2O5
N-(2,5-Dimethoxyphenyl)-1-[(4-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide chemical structure, C21H19FN2O5, CAS 868678-54-0
N-(2,5-Dimethoxyphenyl)-1-[(4-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide
CAS 868678-54-0C21H19FN2O5
N-(2,5-Dimethoxyphenyl)-1-[(2-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide chemical structure, C21H19FN2O5, CAS 868679-08-7
N-(2,5-Dimethoxyphenyl)-1-[(2-fluorophenyl)methoxy]-2-oxopyridine-3-carboxamide
CAS 868679-08-7C21H19FN2O5
Methyl 4-{[(4-ethoxyphenyl)carbamoyl]methoxy}-6-fluoroquinoline-2-carboxylate chemical structure, C21H19FN2O5, CAS 1359396-02-3
Methyl 4-{[(4-ethoxyphenyl)carbamoyl]methoxy}-6-fluoroquinoline-2-carboxylate
CAS 1359396-02-3C21H19FN2O5
3-(1-(3-(4-Fluorophenoxy)benzoyl)piperidin-4-yl)oxazolidine-2,4-dione chemical structure, C21H19FN2O5, CAS 2034524-76-8
3-(1-(3-(4-Fluorophenoxy)benzoyl)piperidin-4-yl)oxazolidine-2,4-dione
CAS 2034524-76-8C21H19FN2O5
N-(2-(7-Fluoro-3-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)ethyl)-7-methoxybenzofuran-2-carboxamide chemical structure, C21H19FN2O5, CAS 1904174-41-9
N-(2-(7-Fluoro-3-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)ethyl)-7-methoxybenzofuran-2-carboxamide
CAS 1904174-41-9C21H19FN2O5
(E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-(2-(7-fluoro-3-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)ethyl)acrylamide chemical structure, C21H19FN2O5, CAS 1904609-38-6
(E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-(2-(7-fluoro-3-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)ethyl)acrylamide
CAS 1904609-38-6C21H19FN2O5
(5Z)-5-[[3-Ethoxy-4-[(4-fluorophenyl)methoxy]phenyl]methylidene]-1-methyl-1,3-diazinane-2,4,6-trione chemical structure, C21H19FN2O5, CAS 5976-68-1
(5Z)-5-[[3-Ethoxy-4-[(4-fluorophenyl)methoxy]phenyl]methylidene]-1-methyl-1,3-diazinane-2,4,6-trione
CAS 5976-68-1C21H19FN2O5
(3-{[(5-Fluoro-2-methylphenyl)amino]carbonyl}-8-methyl-2-oxo-2H-pyrano[2,3-c]pyridin-5-yl)methyl propionate chemical structure, C21H19FN2O5, CAS 951517-41-2
(3-{[(5-Fluoro-2-methylphenyl)amino]carbonyl}-8-methyl-2-oxo-2H-pyrano[2,3-c]pyridin-5-yl)methyl propionate
CAS 951517-41-2C21H19FN2O5

Frequently asked questions

What is the molar mass of C21H19FN2O5?

The molar mass of C21H19FN2O5 is 398.39 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 398.1278 Da.

How many compounds have the formula C21H19FN2O5?

CompoundList lists 25 compounds with the molecular formula C21H19FN2O5, including 1-{5-[(4-Fluorophenoxy)methyl]-2-furoyl}-4-(2-furoyl)piperazine, Methyl 2-[2-[2-[(4-fluorophenyl)methylamino]-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate, N-(2,4-Dimethoxyphenyl)-1-[(4-fluorophenyl)methoxy]-2-oxopyridine-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 C21H19FN2O5?

C21H19FN2O5 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.