Molecular formula
C21H20FN3O4
64 compounds have this formula on CompoundList.
- Molar mass
- 397.41g/mol
- Monoisotopic mass
- 397.1438Da
- Atoms
- 49
- Elements
- 5
- Rings plus double bonds
- 13
The formula C21H20FN3O4 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 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 × 2163.47%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 205.07%1.008 × 20 = 20.160 g/mol
- F Fluorine × 14.78%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 310.57%14.007 × 3 = 42.021 g/mol
- O Oxygen × 416.10%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C21H20FN3O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 64 of 64 compounds
Radiprodil
CAS 496054-87-6C21H20FN3O4
![1-(1,3-Benzodioxol-5-yl)-3-[4-(4-fluorophenyl)piperazin-1-yl]pyrrolidine-2,5-dione chemical structure, C21H20FN3O4, CAS 727996-05-6](/s/YEFOOTYVNRCBRG-UHFFFAOYSA-N.svg)
1-(1,3-Benzodioxol-5-yl)-3-[4-(4-fluorophenyl)piperazin-1-yl]pyrrolidine-2,5-dione
CAS 727996-05-6C21H20FN3O4
![N-Allyl-N'-(4-fluorophenyl)-N-[1-(4-methoxyphenyl)-2,5-dioxo-3-pyrrolidinyl]urea chemical structure, C21H20FN3O4, CAS 1007959-39-8](/s/IAPMVXQLSJGNCU-UHFFFAOYSA-N.svg)
N-Allyl-N'-(4-fluorophenyl)-N-[1-(4-methoxyphenyl)-2,5-dioxo-3-pyrrolidinyl]urea
CAS 1007959-39-8C21H20FN3O4
![4-[3-(2,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-1-(3-fluoro-4-methylphenyl)pyrrolidin-2-one chemical structure, C21H20FN3O4, CAS 941998-29-4](/s/XKGQYMUHSMZNIU-UHFFFAOYSA-N.svg)
4-[3-(2,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-1-(3-fluoro-4-methylphenyl)pyrrolidin-2-one
CAS 941998-29-4C21H20FN3O4
![(S)-3-{[1-(2-Fluoro-phenyl)-5-methoxy-1H-pyrazole-3-carbonyl]-amino}-3-(2-methyl-phenyl)-propionic acid chemical structure, C21H20FN3O4, CAS 1279038-40-2](/s/RQQTYVIPHKLYFS-INIZCTEOSA-N.svg)
(S)-3-{[1-(2-Fluoro-phenyl)-5-methoxy-1H-pyrazole-3-carbonyl]-amino}-3-(2-methyl-phenyl)-propionic acid
CAS 1279038-40-2C21H20FN3O4
![N-(Benzo[d][1,3]dioxol-5-ylmethyl)-1-(4-fluorophenyl)-4-propoxy-1H-pyrazole-3-carboxamide chemical structure, C21H20FN3O4, CAS 1170103-07-7](/s/COVVGZJLEGZMFZ-UHFFFAOYSA-N.svg)
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-1-(4-fluorophenyl)-4-propoxy-1H-pyrazole-3-carboxamide
CAS 1170103-07-7C21H20FN3O4
![N-(3,4-Dimethoxyphenyl)-2-{[2-(4-fluorophenyl)-6-methylpyrimidin-4-yl]oxy}acetamide chemical structure, C21H20FN3O4, CAS 1251573-87-1](/s/SUGDOHUCFJXTBU-UHFFFAOYSA-N.svg)
N-(3,4-Dimethoxyphenyl)-2-{[2-(4-fluorophenyl)-6-methylpyrimidin-4-yl]oxy}acetamide
CAS 1251573-87-1C21H20FN3O4
4-(4-Fluoronaphthalen-1-yl)-6-isopropylpyrimidin-2-amine maleate
CAS 199864-88-5C21H20FN3O4
![4-{3-[4-(2-Fluorophenyl)piperazin-1-yl]-2,5-dioxopyrrolidin-1-yl}benzoic acid chemical structure, C21H20FN3O4, CAS 311782-83-9](/s/YSKBXUBXPCPNAI-UHFFFAOYSA-N.svg)
4-{3-[4-(2-Fluorophenyl)piperazin-1-yl]-2,5-dioxopyrrolidin-1-yl}benzoic acid
CAS 311782-83-9C21H20FN3O4
![N'-[1-(2-Fluorophenyl)-2,5-dioxopyrrolidin-3-yl]-4-methyl-N'-propanoylbenzohydrazide chemical structure, C21H20FN3O4, CAS 956782-50-6](/s/NQPBPKNXMIEKAT-UHFFFAOYSA-N.svg)
N'-[1-(2-Fluorophenyl)-2,5-dioxopyrrolidin-3-yl]-4-methyl-N'-propanoylbenzohydrazide
CAS 956782-50-6C21H20FN3O4
![(5Z)-5-[[4-(Diethylamino)-2-hydroxyphenyl]methylidene]-1-(2-fluorophenyl)-1,3-diazinane-2,4,6-trione chemical structure, C21H20FN3O4, CAS 374103-91-0](/s/UEZJPCACURQJFR-PTNGSMBKSA-N.svg)
(5Z)-5-[[4-(Diethylamino)-2-hydroxyphenyl]methylidene]-1-(2-fluorophenyl)-1,3-diazinane-2,4,6-trione
CAS 374103-91-0C21H20FN3O4
![Ethyl 1-[2-(4-fluoro-3-methylanilino)-2-oxoethyl]-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylate chemical structure, C21H20FN3O4, CAS 941913-21-9](/s/PYCRNLBEQZBSPM-UHFFFAOYSA-N.svg)
Ethyl 1-[2-(4-fluoro-3-methylanilino)-2-oxoethyl]-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylate
CAS 941913-21-9C21H20FN3O4
N-(2-((6-(4-Fluorophenyl)pyridazin-3-yl)oxy)ethyl)-2,4-dimethoxybenzamide
CAS 920364-38-1C21H20FN3O4
![N-(2,4-Dimethoxyphenyl)-2-{[2-(4-fluorophenyl)-6-methylpyrimidin-4-yl]oxy}acetamide chemical structure, C21H20FN3O4, CAS 1251582-64-5](/s/CICFPNATTMANPB-UHFFFAOYSA-N.svg)
N-(2,4-Dimethoxyphenyl)-2-{[2-(4-fluorophenyl)-6-methylpyrimidin-4-yl]oxy}acetamide
CAS 1251582-64-5C21H20FN3O4
4-((1-(2-(4-(4-Fluorophenyl)-1H-pyrazol-1-yl)acetyl)pyrrolidin-3-yl)oxy)-6-methyl-2H-pyran-2-one
CAS 1798512-82-9C21H20FN3O4
![N-[[3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl]-4-fluoro-N-prop-2-enylbenzamide chemical structure, C21H20FN3O4, CAS 887685-63-4](/s/XITWXPBGWGQVJX-UHFFFAOYSA-N.svg)
N-[[3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl]-4-fluoro-N-prop-2-enylbenzamide
CAS 887685-63-4C21H20FN3O4
![N-(3,4-Dimethoxybenzyl)-2-[3-(2-fluorophenyl)-6-oxo-1(6H)-pyridazinyl]acetamide chemical structure, C21H20FN3O4, CAS 1219581-72-2](/s/OJOZPYUQFQPHTF-UHFFFAOYSA-N.svg)
N-(3,4-Dimethoxybenzyl)-2-[3-(2-fluorophenyl)-6-oxo-1(6H)-pyridazinyl]acetamide
CAS 1219581-72-2C21H20FN3O4
![N-(2,5-Dimethoxyphenyl)-2-{[2-(4-fluorophenyl)-6-methylpyrimidin-4-yl]oxy}acetamide chemical structure, C21H20FN3O4, CAS 1251587-01-5](/s/GOGSZXHZCJJLBT-UHFFFAOYSA-N.svg)
N-(2,5-Dimethoxyphenyl)-2-{[2-(4-fluorophenyl)-6-methylpyrimidin-4-yl]oxy}acetamide
CAS 1251587-01-5C21H20FN3O4
![N-(3,4-Dimethoxybenzyl)-2-[3-(4-fluorophenyl)-6-oxo-1(6H)-pyridazinyl]acetamide chemical structure, C21H20FN3O4, CAS 1232797-66-8](/s/XCNDOSZQGBVGOX-UHFFFAOYSA-N.svg)
N-(3,4-Dimethoxybenzyl)-2-[3-(4-fluorophenyl)-6-oxo-1(6H)-pyridazinyl]acetamide
CAS 1232797-66-8C21H20FN3O4
![2-[3-(3,4-Dimethoxyphenyl)-6-oxo-1(6H)-pyridazinyl]-N-(3-fluorobenzyl)acetamide chemical structure, C21H20FN3O4, CAS 1232805-47-8](/s/ICNGZPOJOATODA-UHFFFAOYSA-N.svg)
2-[3-(3,4-Dimethoxyphenyl)-6-oxo-1(6H)-pyridazinyl]-N-(3-fluorobenzyl)acetamide
CAS 1232805-47-8C21H20FN3O4
3-(2-Fluorobenzyl)-N-(2-methoxyphenethyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide
CAS 1396786-61-0C21H20FN3O4
![2-[3-(3,4-Dimethoxyphenyl)-6-oxopyridazin-1-yl]-N-(3-fluoro-4-methylphenyl)acetamide chemical structure, C21H20FN3O4, CAS 899989-90-3](/s/KZMYSACZXHEEDL-UHFFFAOYSA-N.svg)
2-[3-(3,4-Dimethoxyphenyl)-6-oxopyridazin-1-yl]-N-(3-fluoro-4-methylphenyl)acetamide
CAS 899989-90-3C21H20FN3O4
![N-[[3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl]-3-fluoro-N-prop-2-enylbenzamide chemical structure, C21H20FN3O4, CAS 899540-51-3](/s/BJFLAQHZYGWDDA-UHFFFAOYSA-N.svg)
N-[[3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl]-3-fluoro-N-prop-2-enylbenzamide
CAS 899540-51-3C21H20FN3O4
![4-(3,4-Dimethoxyphenyl)-6-[(4-fluorophenyl)methyl]-1H,2H,3H,4H,5H,6H,7H-pyrrolo[3,4-d]pyrimidine-2,5-dione chemical structure, C21H20FN3O4, CAS 949876-78-2](/s/DUIRUFMBJRXCQM-UHFFFAOYSA-N.svg)
4-(3,4-Dimethoxyphenyl)-6-[(4-fluorophenyl)methyl]-1H,2H,3H,4H,5H,6H,7H-pyrrolo[3,4-d]pyrimidine-2,5-dione
CAS 949876-78-2C21H20FN3O4
- 1-(4-Fluorophenyl)-N-(4-methyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-5-oxopyrrolidine-3-carboxamide1209081-87-7C21H20FN3O4
- 2-(3-(4-Fluorophenyl)-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl)-N-((tetrahydrofuran-2-yl)methyl)acetamide1251628-22-4C21H20FN3O4
- N-((1-(2-Fluorobenzoyl)piperidin-4-yl)methyl)-5-(furan-2-yl)isoxazole-3-carboxamide1235239-53-8C21H20FN3O4
- 2-[3-(4-Fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]-N-(2-methoxybenzyl)acetamide1232797-61-3C21H20FN3O4
- 2-[3-(2-Fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]-N-(4-methoxybenzyl)acetamide1224166-41-9C21H20FN3O4
- N-(2-(Benzo[d][1,3]dioxol-5-yl)-2-hydroxypropyl)-3-(4-fluorophenyl)-1-methyl-1H-pyrazole-5-carboxamide1396682-75-9C21H20FN3O4
- N-(3-(Benzo[d][1,3]dioxol-5-yl)-3-hydroxypropyl)-3-(4-fluorophenyl)-1-methyl-1H-pyrazole-5-carboxamide1421458-55-0C21H20FN3O4
- 3-[2-(6,7-Dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)-2-oxoethyl]-6-fluoroquinazolin-4(3H)-one1574496-31-3C21H20FN3O4
- 2-(3-(3,4-Dimethoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(4-fluorobenzyl)acetamide923102-10-7C21H20FN3O4
- N-(2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)-2,3-dimethoxybenzamide921803-97-6C21H20FN3O4
- N-(2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)-3,4-dimethoxybenzamide921850-14-8C21H20FN3O4
- N-(2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)-2,4-dimethoxybenzamide921804-27-5C21H20FN3O4
- N-(2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)-3,5-dimethoxybenzamide921531-01-3C21H20FN3O4
- Ethyl 1-(4-fluorophenyl)-4-((4-methoxybenzyl)amino)-6-oxo-1,6-dihydropyridazine-3-carboxylate921990-53-6C21H20FN3O4
- N-(2-((6-(4-Fluorophenyl)pyridazin-3-yl)oxy)ethyl)-3,4-dimethoxybenzamide920407-06-3C21H20FN3O4
- 1-(4-Fluorophenyl)-4-methoxy-N-(4-methoxyphenethyl)-6-oxo-1,6-dihydropyridazine-3-carboxamide921792-86-1C21H20FN3O4
- Ethyl 1-(4-fluorophenyl)-4-((3-methoxybenzyl)amino)-6-oxo-1,6-dihydropyridazine-3-carboxylate922069-34-9C21H20FN3O4
- N-(2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)-2,6-dimethoxybenzamide921804-48-0C21H20FN3O4
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-1-(4-fluorophenyl)-4-propoxy-1H-pyrazole-3-carboxamide1210032-14-6C21H20FN3O4
- Methyl 3-(3-fluoro-4-methylphenyl)-2-morpholino-4-oxo-3,4-dihydroquinazoline-7-carboxylate1251569-22-8C21H20FN3O4
- 2-(3-(3,4-Dimethoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-fluorobenzyl)acetamide1224162-47-3C21H20FN3O4
- 2-(3-(4-Fluoro-2-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(4-methoxybenzyl)acetamide1232786-81-0C21H20FN3O4
- 2-(3-(2-Fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-methoxybenzyl)acetamide1232767-56-4C21H20FN3O4
- 3-(1-(2-(2-Fluorophenoxy)acetyl)piperidin-4-yl)quinazoline-2,4(1H,3H)-dione2034260-39-2C21H20FN3O4
- 3-(1-(3-Fluoro-4-methoxybenzoyl)piperidin-4-yl)quinazoline-2,4(1H,3H)-dione2034348-24-6C21H20FN3O4
- N-(2-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-hydroxyethyl)-3-(4-fluorophenyl)-1-methyl-1H-pyrazole-5-carboxamide2034585-55-0C21H20FN3O4
- 3-(1-(3-(3-(4-Fluorophenoxy)phenyl)propanoyl)azetidin-3-yl)imidazolidine-2,4-dione2034433-03-7C21H20FN3O4
- 3-Nitrophenyl 3-(1,1-dimethylethyl)-1-[(4-fluorophenyl)methyl]-1H-pyrazole-5-carboxylate959572-97-5C21H20FN3O4
- Ethyl 3-(4-cyano-2-fluorobenzamido)-4-morpholinobenzoate898111-13-2C21H20FN3O4
- 2-(4-Fluorophenoxy)-N-{4-[4-(prop-2-en-1-yloxy)phenyl]-1,2,5-oxadiazol-3-yl}butanamide1010898-85-7C21H20FN3O4
- 2-(2-Fluorophenoxy)-N-{4-[4-(prop-2-en-1-yloxy)phenyl]-1,2,5-oxadiazol-3-yl}butanamide1010932-81-6C21H20FN3O4
- 5-[1-(3-Fluoro-4-methoxybenzoyl)pyrrolidin-2-yl]-3-(4-methoxyphenyl)-1,2,4-oxadiazole1788753-78-5C21H20FN3O4
- 3-(3,4-Dimethoxyphenyl)-5-[1-(4-fluorobenzoyl)pyrrolidin-2-yl]-1,2,4-oxadiazole1798499-73-6C21H20FN3O4
- 5-[1-(2,4-Dimethoxybenzoyl)pyrrolidin-2-yl]-3-(4-fluorophenyl)-1,2,4-oxadiazole1023404-81-0C21H20FN3O4
- 5-[1-(3,4-Dimethoxybenzoyl)pyrrolidin-2-yl]-3-(4-fluorophenyl)-1,2,4-oxadiazole1798453-89-0C21H20FN3O4
- 3-(3,4-Dimethoxyphenyl)-5-[1-(3-fluorobenzoyl)pyrrolidin-2-yl]-1,2,4-oxadiazole1787977-46-1C21H20FN3O4
- 3-(3,4-Dimethoxyphenyl)-5-[1-(2-fluorobenzoyl)pyrrolidin-2-yl]-1,2,4-oxadiazole1790669-81-6C21H20FN3O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[4-(4-fluorophenyl)piperazin-1-yl]propanoate2248260-97-9C21H20FN3O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(4-ethylpiperazin-1-yl)-3-fluorobenzoate2248365-61-7C21H20FN3O4
- 2-{[(Benzyloxy)carbonyl]amino}-2-[1-(4-fluorophenyl)-3,5-dimethyl-1H-pyrazol-4-yl]acetic acid2680572-67-0C21H20FN3O4
Frequently asked questions
What is the molar mass of C21H20FN3O4?
The molar mass of C21H20FN3O4 is 397.41 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 397.1438 Da.
How many compounds have the formula C21H20FN3O4?
CompoundList lists 64 compounds with the molecular formula C21H20FN3O4, including Radiprodil, 1-(1,3-Benzodioxol-5-yl)-3-[4-(4-fluorophenyl)piperazin-1-yl]pyrrolidine-2,5-dione, N-Allyl-N'-(4-fluorophenyl)-N-[1-(4-methoxyphenyl)-2,5-dioxo-3-pyrrolidinyl]urea. 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 C21H20FN3O4?
C21H20FN3O4 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.