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Molecular formula

C21H21FN2O4

33 compounds have this formula on CompoundList.

Molar mass
384.41g/mol
Monoisotopic mass
384.1485Da
Atoms
49
Elements
5
Rings plus double bonds
12

The formula C21H21FN2O4 describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms and 4 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 × 2165.62%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 215.51%
    1.008 × 21 = 21.168 g/mol
  • F Fluorine × 14.94%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 27.29%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 416.65%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C21H21FN2O4

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

Showing 1 to 33 of 33 compounds

Ethyl 4-{4-[(4-fluorobenzyl)oxy]phenyl}-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate chemical structure, C21H21FN2O4, CAS 329929-32-0
Ethyl 4-{4-[(4-fluorobenzyl)oxy]phenyl}-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate
CAS 329929-32-0C21H21FN2O4
2-{[2-(2-Ethoxyethyl)-1-oxo-1,2-dihydroisoquinolin-5-yl]oxy}-N-(2-fluorophenyl)acetamide chemical structure, C21H21FN2O4, CAS 898412-11-8
2-{[2-(2-Ethoxyethyl)-1-oxo-1,2-dihydroisoquinolin-5-yl]oxy}-N-(2-fluorophenyl)acetamide
CAS 898412-11-8C21H21FN2O4
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-(4-fluorobenzoyl)piperidine-4-carboxamide chemical structure, C21H21FN2O4, CAS 591238-99-2
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-(4-fluorobenzoyl)piperidine-4-carboxamide
CAS 591238-99-2C21H21FN2O4
[2-(3-Fluoro-4-methylanilino)-2-oxoethyl] 1-benzyl-5-oxopyrrolidine-3-carboxylate chemical structure, C21H21FN2O4, CAS 735304-25-3
[2-(3-Fluoro-4-methylanilino)-2-oxoethyl] 1-benzyl-5-oxopyrrolidine-3-carboxylate
CAS 735304-25-3C21H21FN2O4
[2-[1-(4-Fluorophenyl)ethylamino]-2-oxoethyl] 4-(2-oxopyrrolidin-1-yl)benzoate chemical structure, C21H21FN2O4, CAS 787561-53-9
[2-[1-(4-Fluorophenyl)ethylamino]-2-oxoethyl] 4-(2-oxopyrrolidin-1-yl)benzoate
CAS 787561-53-9C21H21FN2O4
Ethyl 4-(3-((4-fluorobenzyl)oxy)phenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate chemical structure, C21H21FN2O4, CAS 853315-32-9
Ethyl 4-(3-((4-fluorobenzyl)oxy)phenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate
CAS 853315-32-9C21H21FN2O4
Methyl 4-[1-(4-fluorobenzoyl)piperidine-4-amido]benzoate chemical structure, C21H21FN2O4, CAS 591238-07-2
Methyl 4-[1-(4-fluorobenzoyl)piperidine-4-amido]benzoate
CAS 591238-07-2C21H21FN2O4
2-{[2-(2-Ethoxyethyl)-1-oxo-1,2-dihydroisoquinolin-5-yl]oxy}-N-(3-fluorophenyl)acetamide chemical structure, C21H21FN2O4, CAS 903307-09-5
2-{[2-(2-Ethoxyethyl)-1-oxo-1,2-dihydroisoquinolin-5-yl]oxy}-N-(3-fluorophenyl)acetamide
CAS 903307-09-5C21H21FN2O4
(Z)-3-(3,4-Dimethoxyphenyl)-N-(1-(4-fluorophenyl)-5-oxopyrrolidin-3-yl)acrylamide chemical structure, C21H21FN2O4, CAS 896295-65-1
(Z)-3-(3,4-Dimethoxyphenyl)-N-(1-(4-fluorophenyl)-5-oxopyrrolidin-3-yl)acrylamide
CAS 896295-65-1C21H21FN2O4
Ethyl 2-(2-(1-acetyl-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-3-yl)phenoxy)acetate chemical structure, C21H21FN2O4, CAS 876941-41-2
Ethyl 2-(2-(1-acetyl-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-3-yl)phenoxy)acetate
CAS 876941-41-2C21H21FN2O4
4-(4-Fluorophenyl)-N-(3,4,5-trimethoxybenzyl)-1H-pyrrole-2-carboxamide chemical structure, C21H21FN2O4, CAS 1219844-43-5
4-(4-Fluorophenyl)-N-(3,4,5-trimethoxybenzyl)-1H-pyrrole-2-carboxamide
CAS 1219844-43-5C21H21FN2O4
2-(4-Fluorophenoxy)-N-(1-(tetrahydrofuran-2-carbonyl)indolin-6-yl)acetamide chemical structure, C21H21FN2O4, CAS 1040657-97-3
2-(4-Fluorophenoxy)-N-(1-(tetrahydrofuran-2-carbonyl)indolin-6-yl)acetamide
CAS 1040657-97-3C21H21FN2O4
2-{[2-(2-Ethoxyethyl)-1-oxo-1,2-dihydroisoquinolin-5-yl]oxy}-N-(4-fluorophenyl)acetamide chemical structure, C21H21FN2O4, CAS 898431-46-4
2-{[2-(2-Ethoxyethyl)-1-oxo-1,2-dihydroisoquinolin-5-yl]oxy}-N-(4-fluorophenyl)acetamide
CAS 898431-46-4C21H21FN2O4
2-(2-Fluorophenoxy)-N-(1-(tetrahydrofuran-2-carbonyl)indolin-6-yl)acetamide chemical structure, C21H21FN2O4, CAS 1040657-92-8
2-(2-Fluorophenoxy)-N-(1-(tetrahydrofuran-2-carbonyl)indolin-6-yl)acetamide
CAS 1040657-92-8C21H21FN2O4
(Z)-3-(3,4-Dimethoxyphenyl)-N-(1-(3-fluorophenyl)-5-oxopyrrolidin-3-yl)acrylamide chemical structure, C21H21FN2O4, CAS 896290-30-5
(Z)-3-(3,4-Dimethoxyphenyl)-N-(1-(3-fluorophenyl)-5-oxopyrrolidin-3-yl)acrylamide
CAS 896290-30-5C21H21FN2O4
Ethyl 4-[3-[2-(4-fluorophenyl)ethylamino]-2,5-dioxopyrrolidin-1-yl]benzoate chemical structure, C21H21FN2O4, CAS 1009005-42-8
Ethyl 4-[3-[2-(4-fluorophenyl)ethylamino]-2,5-dioxopyrrolidin-1-yl]benzoate
CAS 1009005-42-8C21H21FN2O4
Methyl 2-[({1-[(4-fluorophenyl)carbonyl]piperidin-4-yl}carbonyl)amino]benzoate chemical structure, C21H21FN2O4, CAS 433949-26-9
Methyl 2-[({1-[(4-fluorophenyl)carbonyl]piperidin-4-yl}carbonyl)amino]benzoate
CAS 433949-26-9C21H21FN2O4
5-(4-(Dimethylamino)phenyl)-4-(4-fluorobenzoyl)-3-hydroxy-1-(2-hydroxyethyl)-1H-pyrrol-2(5H)-one chemical structure, C21H21FN2O4, CAS 683802-61-1
5-(4-(Dimethylamino)phenyl)-4-(4-fluorobenzoyl)-3-hydroxy-1-(2-hydroxyethyl)-1H-pyrrol-2(5H)-one
CAS 683802-61-1C21H21FN2O4
1-[2-(Dimethylamino)ethyl]-5-(2-fluorophenyl)-3-hydroxy-4-(2-hydroxybenzoyl)-2,5-dihydro-1H-pyrrol-2-one chemical structure, C21H21FN2O4, CAS 938032-04-3
1-[2-(Dimethylamino)ethyl]-5-(2-fluorophenyl)-3-hydroxy-4-(2-hydroxybenzoyl)-2,5-dihydro-1H-pyrrol-2-one
CAS 938032-04-3C21H21FN2O4
Methyl 4-[({1-[(2-fluorophenyl)carbonyl]piperidin-4-yl}carbonyl)amino]benzoate chemical structure, C21H21FN2O4, CAS 942894-13-5
Methyl 4-[({1-[(2-fluorophenyl)carbonyl]piperidin-4-yl}carbonyl)amino]benzoate
CAS 942894-13-5C21H21FN2O4
8-Fluoro-2-(3,4,5-trimethoxybenzoyl)-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole chemical structure, C21H21FN2O4, CAS 1010913-06-0
8-Fluoro-2-(3,4,5-trimethoxybenzoyl)-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole
CAS 1010913-06-0C21H21FN2O4
N-((1-(2-Fluorobenzoyl)piperidin-4-yl)methyl)benzo[d][1,3]dioxole-5-carboxamide chemical structure, C21H21FN2O4, CAS 1235393-82-4
N-((1-(2-Fluorobenzoyl)piperidin-4-yl)methyl)benzo[d][1,3]dioxole-5-carboxamide
CAS 1235393-82-4C21H21FN2O4
N-(1,3-Benzodioxol-5-ylmethyl)-1-(2-fluorobenzoyl)piperidine-4-carboxamide chemical structure, C21H21FN2O4, CAS 948181-93-9
N-(1,3-Benzodioxol-5-ylmethyl)-1-(2-fluorobenzoyl)piperidine-4-carboxamide
CAS 948181-93-9C21H21FN2O4
N-(3,4-Dimethoxyphenethyl)-2-(5-(2-fluorophenyl)isoxazol-3-yl)acetamide chemical structure, C21H21FN2O4, CAS 1105243-00-2
N-(3,4-Dimethoxyphenethyl)-2-(5-(2-fluorophenyl)isoxazol-3-yl)acetamide
CAS 1105243-00-2C21H21FN2O4

Frequently asked questions

What is the molar mass of C21H21FN2O4?

The molar mass of C21H21FN2O4 is 384.41 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 384.1485 Da.

How many compounds have the formula C21H21FN2O4?

CompoundList lists 33 compounds with the molecular formula C21H21FN2O4, including Ethyl 4-{4-[(4-fluorobenzyl)oxy]phenyl}-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate, 2-{[2-(2-Ethoxyethyl)-1-oxo-1,2-dihydroisoquinolin-5-yl]oxy}-N-(2-fluorophenyl)acetamide, N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-(4-fluorobenzoyl)piperidine-4-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 C21H21FN2O4?

C21H21FN2O4 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.