CompoundList
Sign in
Molecular formula

C21H21FN2O5

13 compounds have this formula on CompoundList.

Molar mass
400.41g/mol
Monoisotopic mass
400.1434Da
Atoms
50
Elements
5
Rings plus double bonds
12

The formula C21H21FN2O5 describes a molecule made of 21 carbon atoms, 21 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 × 2162.99%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 215.29%
    1.008 × 21 = 21.168 g/mol
  • F Fluorine × 14.74%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 27.00%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 519.98%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C21H21FN2O5

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

Showing 1 to 13 of 13 compounds

5-(2-F-PH)-4-(2-Furoyl)-3-HO-1-(2-(4-morpholinyl)ET)-1,5-dihydro-2H-pyrrol-2-one chemical structure, C21H21FN2O5, CAS 378207-19-3
5-(2-F-PH)-4-(2-Furoyl)-3-HO-1-(2-(4-morpholinyl)ET)-1,5-dihydro-2H-pyrrol-2-one
CAS 378207-19-3C21H21FN2O5
4-(3-(3,4-Dimethoxyphenyl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid chemical structure, C21H21FN2O5, CAS 369394-39-8
4-(3-(3,4-Dimethoxyphenyl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid
CAS 369394-39-8C21H21FN2O5
4-(3-(3,4-Dimethoxyphenyl)-5-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid chemical structure, C21H21FN2O5, CAS 370851-22-2
4-(3-(3,4-Dimethoxyphenyl)-5-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid
CAS 370851-22-2C21H21FN2O5
4-(3-Fluoro-4-methoxybenzoyl)-3-hydroxy-1-(3-methoxypropyl)-5-(3-pyridinyl)-1,5-dihydro-2H-pyrrol-2-one chemical structure, C21H21FN2O5, CAS 618074-99-0
4-(3-Fluoro-4-methoxybenzoyl)-3-hydroxy-1-(3-methoxypropyl)-5-(3-pyridinyl)-1,5-dihydro-2H-pyrrol-2-one
CAS 618074-99-0C21H21FN2O5
5-(4-Fluorophenyl)-4-(2-furoyl)-3-hydroxy-1-(2-morpholin-4-ylethyl)-1,5-dihydro-2H-pyrrol-2-one chemical structure, C21H21FN2O5, CAS 378752-59-1
5-(4-Fluorophenyl)-4-(2-furoyl)-3-hydroxy-1-(2-morpholin-4-ylethyl)-1,5-dihydro-2H-pyrrol-2-one
CAS 378752-59-1C21H21FN2O5
N-Desmethyl citalopram oxalate chemical structure, C21H21FN2O5, CAS 62498-68-4
N-Desmethyl citalopram oxalate
CAS 62498-68-4C21H21FN2O5
(S)-Desmethyl citalopram ethanedioate chemical structure, C21H21FN2O5, CAS 852172-06-6
(S)-Desmethyl citalopram ethanedioate
CAS 852172-06-6C21H21FN2O5
4-(4-Fluorobenzoyl)-5-(furan-2-yl)-3-hydroxy-1-[2-(morpholin-4-yl)ethyl]-2,5-dihydro-1H-pyrrol-2-one chemical structure, C21H21FN2O5, CAS 380888-38-0
4-(4-Fluorobenzoyl)-5-(furan-2-yl)-3-hydroxy-1-[2-(morpholin-4-yl)ethyl]-2,5-dihydro-1H-pyrrol-2-one
CAS 380888-38-0C21H21FN2O5
N-{2-[2-(2,5-Dioxopyrrolidin-1-yl)ethoxy]ethyl}-3-(4-fluorophenoxy)benzamide chemical structure, C21H21FN2O5, CAS 2034568-51-7
N-{2-[2-(2,5-Dioxopyrrolidin-1-yl)ethoxy]ethyl}-3-(4-fluorophenoxy)benzamide
CAS 2034568-51-7C21H21FN2O5
4-Ethoxy-8-fluoro-N-(3,4,5-trimethoxyphenyl)quinoline-2-carboxamide chemical structure, C21H21FN2O5, CAS 2415631-44-4
4-Ethoxy-8-fluoro-N-(3,4,5-trimethoxyphenyl)quinoline-2-carboxamide
CAS 2415631-44-4C21H21FN2O5
3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-[(2-fluoroethyl)carbamoyl]propanoic acid chemical structure, C21H21FN2O5, CAS 2171609-70-2
3-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-[(2-fluoroethyl)carbamoyl]propanoic acid
CAS 2171609-70-2C21H21FN2O5
(2S,4R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-4-fluoro-4-(methylcarbamoyl)butanoic acid chemical structure, C21H21FN2O5, CAS 2913185-10-9
(2S,4R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-4-fluoro-4-(methylcarbamoyl)butanoic acid
CAS 2913185-10-9C21H21FN2O5
(R)-Demethylcitalopram oxalate chemical structure, C21H21FN2O5, CAS 852172-07-7
(R)-Demethylcitalopram oxalate
CAS 852172-07-7C21H21FN2O5

Frequently asked questions

What is the molar mass of C21H21FN2O5?

The molar mass of C21H21FN2O5 is 400.41 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 400.1434 Da.

How many compounds have the formula C21H21FN2O5?

CompoundList lists 13 compounds with the molecular formula C21H21FN2O5, including 5-(2-F-PH)-4-(2-Furoyl)-3-HO-1-(2-(4-morpholinyl)ET)-1,5-dihydro-2H-pyrrol-2-one, 4-(3-(3,4-Dimethoxyphenyl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid, 4-(3-(3,4-Dimethoxyphenyl)-5-(2-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid. 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 C21H21FN2O5?

C21H21FN2O5 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.