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Molecular formula

C21H20FN3O5

14 compounds have this formula on CompoundList.

Molar mass
413.41g/mol
Monoisotopic mass
413.1387Da
Atoms
50
Elements
5
Rings plus double bonds
13

The formula C21H20FN3O5 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 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 × 2161.01%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 204.88%
    1.008 × 20 = 20.160 g/mol
  • F Fluorine × 14.60%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 310.16%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 519.35%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C21H20FN3O5

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

Showing 1 to 14 of 14 compounds

N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-[4-ethyl-4-(4-fluorophenyl)-2,5-dioxoimidazolidin-1-yl]acetamide chemical structure, C21H20FN3O5, CAS 741734-10-1
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-[4-ethyl-4-(4-fluorophenyl)-2,5-dioxoimidazolidin-1-yl]acetamide
CAS 741734-10-1C21H20FN3O5
1-Ethyl-6-fluoro-7-(4-(furan-2-carbonyl)piperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid chemical structure, C21H20FN3O5, CAS 135038-38-9
1-Ethyl-6-fluoro-7-(4-(furan-2-carbonyl)piperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
CAS 135038-38-9C21H20FN3O5
2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)-N-(3,4,5-trimethoxyphenyl)acetamide chemical structure, C21H20FN3O5, CAS 1232770-97-6
2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)-N-(3,4,5-trimethoxyphenyl)acetamide
CAS 1232770-97-6C21H20FN3O5
1-(2-(Dimethylamino)ethyl)-4-(4-fluorobenzoyl)-3-hydroxy-5-(4-nitrophenyl)-1H-pyrrol-2(5H)-one chemical structure, C21H20FN3O5, CAS 380156-08-1
1-(2-(Dimethylamino)ethyl)-4-(4-fluorobenzoyl)-3-hydroxy-5-(4-nitrophenyl)-1H-pyrrol-2(5H)-one
CAS 380156-08-1C21H20FN3O5
2-(3-(2-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)-N-(3,4,5-trimethoxyphenyl)acetamide chemical structure, C21H20FN3O5, CAS 837394-92-0
2-(3-(2-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)-N-(3,4,5-trimethoxyphenyl)acetamide
CAS 837394-92-0C21H20FN3O5
1-(4-Fluorophenyl)-4-(3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one chemical structure, C21H20FN3O5, CAS 941893-25-0
1-(4-Fluorophenyl)-4-(3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one
CAS 941893-25-0C21H20FN3O5
N-(2,5-Dimethoxyphenyl)-2-[3-(4-fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetamide chemical structure, C21H20FN3O5, CAS 1246042-56-7
N-(2,5-Dimethoxyphenyl)-2-[3-(4-fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetamide
CAS 1246042-56-7C21H20FN3O5
N-(3,5-Dimethoxyphenyl)-2-[3-(2-fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetamide chemical structure, C21H20FN3O5, CAS 1246061-70-0
N-(3,5-Dimethoxyphenyl)-2-[3-(2-fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetamide
CAS 1246061-70-0C21H20FN3O5
N-(2,5-Dimethoxyphenyl)-2-[3-(2-fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetamide chemical structure, C21H20FN3O5, CAS 1246068-72-3
N-(2,5-Dimethoxyphenyl)-2-[3-(2-fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetamide
CAS 1246068-72-3C21H20FN3O5
3-Benzyl-5-(1-(4-fluorobenzyl)azetidin-3-yl)-1,2,4-oxadiazole oxalate chemical structure, C21H20FN3O5, CAS 1421530-66-6
3-Benzyl-5-(1-(4-fluorobenzyl)azetidin-3-yl)-1,2,4-oxadiazole oxalate
CAS 1421530-66-6C21H20FN3O5
N-(3,5-Dimethoxyphenyl)-2-(3-(4-fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)acetamide chemical structure, C21H20FN3O5, CAS 1246056-75-6
N-(3,5-Dimethoxyphenyl)-2-(3-(4-fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)acetamide
CAS 1246056-75-6C21H20FN3O5
N-(2,4-Dimethoxyphenyl)-2-(3-(2-fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)acetamide chemical structure, C21H20FN3O5, CAS 1282129-75-2
N-(2,4-Dimethoxyphenyl)-2-(3-(2-fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)acetamide
CAS 1282129-75-2C21H20FN3O5
N-(2,4-Dimethoxyphenyl)-2-(3-(4-fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)acetamide chemical structure, C21H20FN3O5, CAS 1282129-33-2
N-(2,4-Dimethoxyphenyl)-2-(3-(4-fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)acetamide
CAS 1282129-33-2C21H20FN3O5
3-[4-(4-Fluoro-benzyl)-3,5-dioxo-piperazine-1-carbonyl]-pyridine-2-carboxylic Acid Isopropyl Ester chemical structure, C21H20FN3O5, CAS 684284-56-8
3-[4-(4-Fluoro-benzyl)-3,5-dioxo-piperazine-1-carbonyl]-pyridine-2-carboxylic Acid Isopropyl Ester
CAS 684284-56-8C21H20FN3O5

Frequently asked questions

What is the molar mass of C21H20FN3O5?

The molar mass of C21H20FN3O5 is 413.41 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 413.1387 Da.

How many compounds have the formula C21H20FN3O5?

CompoundList lists 14 compounds with the molecular formula C21H20FN3O5, including N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-[4-ethyl-4-(4-fluorophenyl)-2,5-dioxoimidazolidin-1-yl]acetamide, 1-Ethyl-6-fluoro-7-(4-(furan-2-carbonyl)piperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid, 2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)-N-(3,4,5-trimethoxyphenyl)acetamide. 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 C21H20FN3O5?

C21H20FN3O5 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.