Molecular formula
C21H21FN2O3
62 compounds have this formula on CompoundList.
- Molar mass
- 368.41g/mol
- Monoisotopic mass
- 368.1536Da
- Atoms
- 48
- Elements
- 5
- Rings plus double bonds
- 12
The formula C21H21FN2O3 describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms and 3 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 × 2168.47%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 215.75%1.008 × 21 = 21.168 g/mol
- F Fluorine × 15.16%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 27.60%14.007 × 2 = 28.014 g/mol
- O Oxygen × 313.03%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C21H21FN2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 62 of 62 compounds
![4-Benzoyl-1-[2-(dimethylamino)ethyl]-5-(2-fluorophenyl)-3-hydroxy-2,5-dihydro-1H-pyrrol-2-one chemical structure, C21H21FN2O3, CAS 337923-18-9](/s/DUVZXMJZBYTZER-HTXNQAPBSA-N.svg)
4-Benzoyl-1-[2-(dimethylamino)ethyl]-5-(2-fluorophenyl)-3-hydroxy-2,5-dihydro-1H-pyrrol-2-one
CAS 337923-18-9C21H21FN2O3
1-(2-(Dimethylamino)ethyl)-4-(4-fluorobenzoyl)-3-hydroxy-5-phenyl-1H-pyrrol-2(5H)-one
CAS 462069-75-6C21H21FN2O3
![N-[2-(3,4-Dimethoxyphenyl)ethyl]-6-fluoro-2-methylquinoline-3-carboxamide chemical structure, C21H21FN2O3, CAS 623544-92-3](/s/JPUHYKBIYZODQW-UHFFFAOYSA-N.svg)
N-[2-(3,4-Dimethoxyphenyl)ethyl]-6-fluoro-2-methylquinoline-3-carboxamide
CAS 623544-92-3C21H21FN2O3
1-(5-Fluoro-3-methyl-1-benzofuran-2-carbonyl)-4-(2-methoxyphenyl)piperazine
CAS 724741-85-9C21H21FN2O3
![3-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-[4-(4-fluorophenyl)piperazino]-2-propen-1-one chemical structure, C21H21FN2O3, CAS 882081-82-5](/s/ZEAWZNCAORNQRV-KRXBUXKQSA-N.svg)
3-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-[4-(4-fluorophenyl)piperazino]-2-propen-1-one
CAS 882081-82-5C21H21FN2O3
4-((4-(2-Fluorophenyl)piperazin-1-yl)methyl)-7-methoxy-2H-chromen-2-one
CAS 877793-79-8C21H21FN2O3
![N-[(1Z)-1-(2-Fluorophenyl)-3-(morpholin-4-yl)-3-oxoprop-1-en-2-yl]-4-methylbenzamide chemical structure, C21H21FN2O3, CAS 300405-20-3](/s/VGQSDAPSMIOESJ-RGEXLXHISA-N.svg)
N-[(1Z)-1-(2-Fluorophenyl)-3-(morpholin-4-yl)-3-oxoprop-1-en-2-yl]-4-methylbenzamide
CAS 300405-20-3C21H21FN2O3
![3-[4-(8-Fluoro-5H-[1]benzoxepino[4,3-b]pyridin-11-ylidene)piperidin-1-yl]propanoic acid chemical structure, C21H21FN2O3, CAS 161522-25-4](/s/VNMVYPKXIOJAGS-UHFFFAOYSA-N.svg)
3-[4-(8-Fluoro-5H-[1]benzoxepino[4,3-b]pyridin-11-ylidene)piperidin-1-yl]propanoic acid
CAS 161522-25-4C21H21FN2O3
N-(2-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-2-(2-fluorophenoxy)acetamide
CAS 955645-27-9C21H21FN2O3
N-(2-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-2-(4-fluorophenoxy)acetamide
CAS 955714-33-7C21H21FN2O3
![N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-2-fluorobenzamide chemical structure, C21H21FN2O3, CAS 921564-59-2](/s/GZLTUWQPAOHMOT-UHFFFAOYSA-N.svg)
N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-2-fluorobenzamide
CAS 921564-59-2C21H21FN2O3
![N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-4-fluorobenzamide chemical structure, C21H21FN2O3, CAS 921794-27-6](/s/LEYSVPGJZUCOFT-UHFFFAOYSA-N.svg)
N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-4-fluorobenzamide
CAS 921794-27-6C21H21FN2O3
![N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-2-fluorobenzamide chemical structure, C21H21FN2O3, CAS 921545-77-9](/s/XEEOQFSWHVGQCJ-UHFFFAOYSA-N.svg)
N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-2-fluorobenzamide
CAS 921545-77-9C21H21FN2O3
![N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-3-fluorobenzamide chemical structure, C21H21FN2O3, CAS 921561-62-8](/s/IYICHLXBIPSDGE-UHFFFAOYSA-N.svg)
N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-3-fluorobenzamide
CAS 921561-62-8C21H21FN2O3
![4-Benzoyl-1-[2-(dimethylamino)ethyl]-5-(3-fluorophenyl)-3-hydroxy-1,5-dihydro-2H-pyrrol-2-one chemical structure, C21H21FN2O3, CAS 309923-66-8](/s/WKOMKVROLYVYLP-HTXNQAPBSA-N.svg)
4-Benzoyl-1-[2-(dimethylamino)ethyl]-5-(3-fluorophenyl)-3-hydroxy-1,5-dihydro-2H-pyrrol-2-one
CAS 309923-66-8C21H21FN2O3
Fludoxopone
CAS 71923-29-0C21H21FN2O3
2-(4-Fluorophenyl)-N-(1-(tetrahydrofuran-2-carbonyl)indolin-6-yl)acetamide
CAS 1058257-53-6C21H21FN2O3
4-((4-(4-Fluorophenyl)piperazin-1-yl)methyl)-7-methoxy-2H-chromen-2-one
CAS 571921-46-5C21H21FN2O3
Ethyl 1-benzyl-4-(2-fluorophenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
CAS 305343-68-4C21H21FN2O3
![N-[1-(4-Fluorophenyl)-2,5-dioxopyrrolidin-3-yl]-N-(2-phenylethyl)propanamide chemical structure, C21H21FN2O3, CAS 317342-34-0](/s/GVMWTGLMLKEKAB-UHFFFAOYSA-N.svg)
N-[1-(4-Fluorophenyl)-2,5-dioxopyrrolidin-3-yl]-N-(2-phenylethyl)propanamide
CAS 317342-34-0C21H21FN2O3
![4-Benzoyl-1-[2-(dimethylamino)ethyl]-5-(4-fluorophenyl)-3-hydroxy-2,5-dihydro-1H-pyrrol-2-one chemical structure, C21H21FN2O3, CAS 337923-16-7](/s/WHQPQRKVIJWIAD-HTXNQAPBSA-N.svg)
4-Benzoyl-1-[2-(dimethylamino)ethyl]-5-(4-fluorophenyl)-3-hydroxy-2,5-dihydro-1H-pyrrol-2-one
CAS 337923-16-7C21H21FN2O3
![4-{[4-(4-Fluorophenyl)piperazin-1-yl]methyl}-7-hydroxy-8-methyl-2H-chromen-2-one chemical structure, C21H21FN2O3, CAS 859864-56-5](/s/GIOGGQZXMZYKLF-UHFFFAOYSA-N.svg)
4-{[4-(4-Fluorophenyl)piperazin-1-yl]methyl}-7-hydroxy-8-methyl-2H-chromen-2-one
CAS 859864-56-5C21H21FN2O3
![4-{[4-(4-Fluorophenyl)piperazin-1-yl]methyl}-6-hydroxy-7-methyl-2H-chromen-2-one chemical structure, C21H21FN2O3, CAS 859112-01-9](/s/PYJJIRKBMWMTHU-UHFFFAOYSA-N.svg)
4-{[4-(4-Fluorophenyl)piperazin-1-yl]methyl}-6-hydroxy-7-methyl-2H-chromen-2-one
CAS 859112-01-9C21H21FN2O3
![2-Fluoro-N-(2-methoxyethyl)-N-[(8-methyl-2-oxo-1H-quinolin-3-yl)methyl]benzamide chemical structure, C21H21FN2O3, CAS 838865-49-9](/s/KEOMXQJCOXRKSK-UHFFFAOYSA-N.svg)
2-Fluoro-N-(2-methoxyethyl)-N-[(8-methyl-2-oxo-1H-quinolin-3-yl)methyl]benzamide
CAS 838865-49-9C21H21FN2O3
- 4-((4-(2-Fluorophenyl)piperazin-1-yl)methyl)-6-hydroxy-7-methyl-2H-chromen-2-one877797-92-7C21H21FN2O3
- 4-{[4-(2-Fluorophenyl)piperazin-1-yl]methyl}-7-hydroxy-8-methyl-2H-chromen-2-one849552-67-6C21H21FN2O3
- 3-(4-Fluorophenyl)-5-isobutyl-2-phenyldihydro-2H-pyrrolo[3,4-d]isoxazole-4,6(5H,6aH)-dione1005271-07-7C21H21FN2O3
- (Z)-2-(3-Fluorobenzylidene)-6-hydroxy-7-((4-methylpiperazin-1-yl)methyl)benzofuran-3(2H)-one896850-07-0C21H21FN2O3
- (Z)-2-(4-Fluorobenzylidene)-6-hydroxy-7-((4-methylpiperazin-1-yl)methyl)benzofuran-3(2H)-one869078-26-2C21H21FN2O3
- (Z)-2-(2-Fluorobenzylidene)-6-hydroxy-7-((4-methylpiperazin-1-yl)methyl)benzofuran-3(2H)-one869078-29-5C21H21FN2O3
- tert-Butyl (3-(4'-fluorobiphenyl-4-yl)isoxazol-5-yl)methylcarbamate1065075-48-0C21H21FN2O3
- 1-Piperazinecarboxylic acid, 4-(fluorodibenz(b,f)oxepin-10-yl)-, ethyl ester56958-61-3C21H21FN2O3
- 3-(2-Ethylbutanamido)-N-(2-fluorophenyl)benzofuran-2-carboxamide887875-29-8C21H21FN2O3
- 6-(2-(4-(4-Fluorophenyl)piperazin-1-yl)-2-oxoethoxy)-2,3-dihydro-1H-inden-1-one1203298-93-4C21H21FN2O3
- 1-(1,3-Benzodioxol-5-ylmethyl)-4-[(2E)-3-(4-fluorophenyl)prop-2-enoyl]piperazine327094-32-6C21H21FN2O3
- 3-(3,3-Dimethylbutanamido)-N-(2-fluorophenyl)benzofuran-2-carboxamide887875-22-1C21H21FN2O3
- N-((5-(4-Fluorophenyl)isoxazol-3-yl)methyl)-2-(4-isopropylphenoxy)acetamide953181-45-8C21H21FN2O3
- 3-(3,3-Dimethylbutanamido)-N-(3-fluorophenyl)benzofuran-2-carboxamide887878-82-2C21H21FN2O3
- 3-(3,3-Dimethylbutanamido)-N-(4-fluorophenyl)benzofuran-2-carboxamide887883-24-1C21H21FN2O3
- 3-(2-Ethylbutanamido)-N-(3-fluorophenyl)benzofuran-2-carboxamide887878-89-9C21H21FN2O3
- 2-[(3,4-Dimethoxyphenyl)acetyl]-8-fluoro-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole1010925-01-5C21H21FN2O3
- Ethyl 4-{[(4-ethylphenyl)methyl]amino}-6-fluoro-2-oxo-1,2-dihydroquinoline-3-carboxylate1243044-24-7C21H21FN2O3
- N-(3-Acetylphenyl)-1-(4-fluorobenzoyl)piperidine-4-carboxamide591238-79-8C21H21FN2O3
- N-[1-(Cyclopropanecarbonyl)-3,4-dihydro-2H-quinolin-6-yl]-2-(2-fluorophenoxy)acetamide1005298-26-9C21H21FN2O3
- 2-{[2-(2-Fluorophenoxy)ethyl]amino}-N-[(furan-2-yl)(phenyl)methyl]acetamide875461-68-0C21H21FN2O3
- N-(1-Cyano-1,2-dimethylpropyl)-2-[4-(4-fluorobenzoyl)phenoxy]acetamide1007972-93-1C21H21FN2O3
- N-{[5-(2-Fluorophenyl)-1,2-oxazol-3-yl]methyl}-2-[4-(propan-2-yl)phenoxy]acetamide1040637-99-7C21H21FN2O3
- N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-3-fluorobenzamide921794-30-1C21H21FN2O3
- N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-4-fluorobenzamide921561-54-8C21H21FN2O3
- (6,7-Dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)(5-fluoro-1-methyl-1H-indol-2-yl)methanone1374528-02-5C21H21FN2O3
- 2-(3,4-Dihydro-2H-1,5-benzodioxepin-7-yl)-N-[2-(6-fluoro-1H-indol-1-yl)ethyl]acetamide1351681-89-4C21H21FN2O3
- (E)-N-(2-(7-Fluoro-3-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)ethyl)-2-methyl-3-phenylacrylamide1904608-14-5C21H21FN2O3
- 4-[3-(2-Fluorophenoxy)-1-(4-methoxybutyl)-4-oxoazetidin-2-yl]benzonitrile1240946-97-7C21H21FN2O3
- 1H-Pyrrolo[2,3-c]pyridine-5-carboxylic acid,4-[(1e)-2-ethoxyethenyl]-1-[(4-fluorophenyl)methyl]-,ethyl ester868551-58-0C21H21FN2O3
- MMB-FUBICA metabolite 32693397-44-1C21H21FN2O3
- N-(3-Acetylphenyl)-1-(4-fluorobenzoyl)-3-piperidinecarboxamide1060804-20-7C21H21FN2O3
- Benzyl (2R,4S)-2-((6-fluoro-1H-indol-3-yl)methyl)-4-hydroxypyrrolidine-1-carboxylate1260251-22-6C21H21FN2O3
- 4-{(E)-[2-(Cyclohexylcarbonyl)hydrazono]methyl}phenyl 2-fluorobenzoate477733-30-5C21H21FN2O3
- 1H-Indole-6-carboxamide, N-(8-fluoro-2,3,4,5-tetrahydro-1-benzoxepin-5-yl)-2,3-dihydro-3,3-dimethyl-2-oxo-1957150-00-3C21H21FN2O3
- tert-Butyl 3-((5-cyano-3'-fluoro-[1,1'-biphenyl]-2-yl)oxy)azetidine-1-carboxylate2970061-79-9C21H21FN2O3
- tert-Butyl 3-((5-cyano-4'-fluoro-[1,1'-biphenyl]-2-yl)oxy)azetidine-1-carboxylate2966486-73-5C21H21FN2O3
- Benzyl 3-[(3-cyano-4-fluorophenyl)(hydroxy)methyl]piperidine-1-carboxylate2680757-75-7C21H21FN2O3
Frequently asked questions
What is the molar mass of C21H21FN2O3?
The molar mass of C21H21FN2O3 is 368.41 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 368.1536 Da.
How many compounds have the formula C21H21FN2O3?
CompoundList lists 62 compounds with the molecular formula C21H21FN2O3, including 4-Benzoyl-1-[2-(dimethylamino)ethyl]-5-(2-fluorophenyl)-3-hydroxy-2,5-dihydro-1H-pyrrol-2-one, 1-(2-(Dimethylamino)ethyl)-4-(4-fluorobenzoyl)-3-hydroxy-5-phenyl-1H-pyrrol-2(5H)-one, N-[2-(3,4-Dimethoxyphenyl)ethyl]-6-fluoro-2-methylquinoline-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 C21H21FN2O3?
C21H21FN2O3 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.