Molecular formula
C20H18FNO3
60 compounds have this formula on CompoundList.
- Molar mass
- 339.37g/mol
- Monoisotopic mass
- 339.1271Da
- Atoms
- 43
- Elements
- 5
- Rings plus double bonds
- 12
The formula C20H18FNO3 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 1 nitrogen atom 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 × 2070.78%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 185.35%1.008 × 18 = 18.144 g/mol
- F Fluorine × 15.60%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 14.13%14.007 × 1 = 14.007 g/mol
- O Oxygen × 314.14%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C20H18FNO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 60 of 60 compounds
![(4-Fluorophenyl)-(6,6,8-trimethyl-[1,3]dioxolo[4,5-g]quinolin-5-yl)methanone chemical structure, C20H18FNO3, CAS 727680-27-5](/s/ORUDRXPDWGMAOM-UHFFFAOYSA-N.svg)
(4-Fluorophenyl)-(6,6,8-trimethyl-[1,3]dioxolo[4,5-g]quinolin-5-yl)methanone
CAS 727680-27-5C20H18FNO3
![1'-(2-Fluorobenzoyl)spiro[chroman-2,4'-piperidin]-4-one chemical structure, C20H18FNO3, CAS 877810-84-9](/s/AZHXVTIAEFPGIZ-UHFFFAOYSA-N.svg)
1'-(2-Fluorobenzoyl)spiro[chroman-2,4'-piperidin]-4-one
CAS 877810-84-9C20H18FNO3
Ethyl 7-fluoro-1-(4-methylbenzyl)-4-oxo-1,4-dihydro-3-quinolinecarboxylate
CAS 338747-47-0C20H18FNO3
3-(4-Fluorophenyl)-3-(furan-2-yl)-N-(2-methoxyphenyl)propanamide
CAS 836643-19-7C20H18FNO3
![1'-(3-Fluorobenzoyl)spiro[chroman-2,4'-piperidin]-4-one chemical structure, C20H18FNO3, CAS 877810-85-0](/s/NUNYFLNWBZFAOT-UHFFFAOYSA-N.svg)
1'-(3-Fluorobenzoyl)spiro[chroman-2,4'-piperidin]-4-one
CAS 877810-85-0C20H18FNO3
![1'-(4-Fluorobenzoyl)spiro[chroman-2,4'-piperidin]-4-one chemical structure, C20H18FNO3, CAS 877810-86-1](/s/ZJAJLABJTDNOAE-UHFFFAOYSA-N.svg)
1'-(4-Fluorobenzoyl)spiro[chroman-2,4'-piperidin]-4-one
CAS 877810-86-1C20H18FNO3
5-((3,5-Dimethylphenoxy)methyl)-N-(2-fluorophenyl)furan-2-carboxamide
CAS 445239-19-0C20H18FNO3
![1-(4-Fluorophenyl)-4-[(2S)-2-phenoxypropoxy]-2(1H)-pyridinone chemical structure, C20H18FNO3, CAS 2126784-39-0](/s/AUMJXOXUSGIUCB-HNNXBMFYSA-N.svg)
1-(4-Fluorophenyl)-4-[(2S)-2-phenoxypropoxy]-2(1H)-pyridinone
CAS 2126784-39-0C20H18FNO3
N-((1-(4-Fluorophenyl)cyclopropyl)methyl)-7-methoxybenzofuran-2-carboxamide
CAS 1209958-42-8C20H18FNO3
![7H-Pyrano[2,3-c]acridin-7-one, 11-fluoro-3,12-dihydro-6-methoxy-3,3,12-trimethyl- chemical structure, C20H18FNO3, CAS 82260-84-2](/s/FIFCGCGJUOEOEZ-UHFFFAOYSA-N.svg)
7H-Pyrano[2,3-c]acridin-7-one, 11-fluoro-3,12-dihydro-6-methoxy-3,3,12-trimethyl-
CAS 82260-84-2C20H18FNO3
1-(4-Fluorophenyl)-1-oxopropan-2-yl 3-(1H-indol-3-yl)propanoate
CAS 878722-28-2C20H18FNO3
![10-Fluoro-6-methoxy-3,3,12-trimethylpyrano[2,3-c]acridin-7-one chemical structure, C20H18FNO3, CAS 82260-81-9](/s/JTABQANJWLXSDE-UHFFFAOYSA-N.svg)
10-Fluoro-6-methoxy-3,3,12-trimethylpyrano[2,3-c]acridin-7-one
CAS 82260-81-9C20H18FNO3
![9-Fluoro-6-methoxy-3,3,12-trimethylpyrano[2,3-c]acridin-7-one chemical structure, C20H18FNO3, CAS 82260-79-5](/s/XREKKQLYNJUFIT-UHFFFAOYSA-N.svg)
9-Fluoro-6-methoxy-3,3,12-trimethylpyrano[2,3-c]acridin-7-one
CAS 82260-79-5C20H18FNO3
Benzyl 2-(4-fluoro-2-methylphenyl)-4-oxo-3,4-dihydropyridine-1(2H)-carboxylate
CAS 414909-98-1C20H18FNO3
![5-(2-Fluorophenyl)-N-[2-(4-methoxyphenyl)ethyl]furan-2-carboxamide chemical structure, C20H18FNO3, CAS 831231-20-0](/s/WVJZDAVVHGWKLR-UHFFFAOYSA-N.svg)
5-(2-Fluorophenyl)-N-[2-(4-methoxyphenyl)ethyl]furan-2-carboxamide
CAS 831231-20-0C20H18FNO3
3-(4-Fluorophenyl)-3-(furan-2-yl)-N-(4-methoxyphenyl)propanamide
CAS 381176-26-7C20H18FNO3
(Z)-2-(3-Fluorobenzylidene)-6-hydroxy-7-(pyrrolidin-1-ylmethyl)benzofuran-3(2H)-one
CAS 896822-24-5C20H18FNO3
(Z)-2-(4-Fluorobenzylidene)-6-hydroxy-7-(pyrrolidin-1-ylmethyl)benzofuran-3(2H)-one
CAS 887214-16-6C20H18FNO3
(Z)-2-(2-Fluorobenzylidene)-6-hydroxy-7-(pyrrolidin-1-ylmethyl)benzofuran-3(2H)-one
CAS 887214-25-7C20H18FNO3
![3-(4-Fluorophenyl)-9-propyl-9,10-dihydrochromeno[8,7-e][1,3]oxazin-4(8H)-one chemical structure, C20H18FNO3, CAS 1010935-15-5](/s/RFHWZODNVBXXQQ-UHFFFAOYSA-N.svg)
3-(4-Fluorophenyl)-9-propyl-9,10-dihydrochromeno[8,7-e][1,3]oxazin-4(8H)-one
CAS 1010935-15-5C20H18FNO3
![3-(4-Fluorophenyl)-9-isopropyl-9,10-dihydrochromeno[8,7-e][1,3]oxazin-4(8H)-one chemical structure, C20H18FNO3, CAS 1010880-76-8](/s/BEKMKBIVNPGLLD-UHFFFAOYSA-N.svg)
3-(4-Fluorophenyl)-9-isopropyl-9,10-dihydrochromeno[8,7-e][1,3]oxazin-4(8H)-one
CAS 1010880-76-8C20H18FNO3
3-(3-(4-Fluorophenoxy)phenyl)-N-(furan-2-ylmethyl)propanamide
CAS 1207000-63-2C20H18FNO3
Methyl 4-((2,5-dimethylbenzyl)oxy)-6-fluoroquinoline-2-carboxylate
CAS 1359508-93-2C20H18FNO3
3-(4-Fluorobenzyl)-4-hydroxy-1-(2-methoxybenzyl)-2(1H)-pyridinone
CAS 477856-10-3C20H18FNO3
- Ethyl 6-amino-5-cyclopropyl-2-(4-fluorophenyl)benzofuran-3-carboxylate691857-53-1C20H18FNO3
- 5-[(3,4-Dimethylphenoxy)methyl]-N-(4-fluorophenyl)furan-2-carboxamide514220-25-8C20H18FNO3
- 5-(4-Fluorophenyl)-N-[2-(4-methoxyphenyl)ethyl]furan-2-carboxamide878983-27-8C20H18FNO3
- N-[2-(2-Fluorophenyl)-4-oxo-4H-chromen-6-yl]-2,2-dimethylpropanamide923121-13-5C20H18FNO3
- 3-(4-Fluorobenzyl)-4-hydroxy-1-(3-methoxybenzyl)-2(1H)-pyridinone478247-86-8C20H18FNO3
- 1'-[2-(4-Fluorophenyl)acetyl]-3H-spiro[2-benzofuran-1,4'-piperidine]-3-one1797271-98-7C20H18FNO3
- 9-(4-Fluorophenethyl)-4-methyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one845627-73-8C20H18FNO3
- 4-Ethyl-9-(4-fluorobenzyl)-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one845660-59-5C20H18FNO3
- 3-Ethyl-9-(4-fluorophenyl)-4-methyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one845665-72-7C20H18FNO3
- 4-Ethyl-9-(2-fluorobenzyl)-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one848993-45-3C20H18FNO3
- Methanone, (6-fluoro-2-(4-morpholinyl)-2H-1-benzopyran-3-yl)phenyl-122438-05-5C20H18FNO3
- 9-(4-Fluorobenzyl)-3,4-dimethyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one862193-09-7C20H18FNO3
- 5-[(4-Fluorophenoxy)methyl]-N-(4-methylbenzyl)-2-furamide495382-96-2C20H18FNO3
- 9-(2-Fluorobenzyl)-3,4-dimethyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one861649-53-8C20H18FNO3
- N-(3-Ethylphenyl)-5-[(4-fluorophenoxy)methyl]furan-2-carboxamide495396-22-0C20H18FNO3
- (E)-1-(4-Fluorophenyl)-3-[4-(morpholinocarbonyl)phenyl]-2-propen-1-one866155-91-1C20H18FNO3
- 3-(4-Fluorophenyl)-2-(morpholinomethyl)-4H-chromen-4-one1300583-00-9C20H18FNO3
- 6-Fluoro-5-[4-(oxan-2-yl)phenyl]-1H-indole-3-carboxylic acid1467061-95-5C20H18FNO3
- 9-(4-Fluorophenyl)-4-propyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one848674-56-6C20H18FNO3
- N-[2-(4-Fluorobenzoyl)-1-benzofuran-3-yl]-3-methylbutanamide630062-49-6C20H18FNO3
- N-(3,5-Dimethylphenyl)-5-[(4-fluorophenoxy)methyl]furan-2-carboxamide495386-55-5C20H18FNO3
- N-(2-Fluorobenzyl)-N-(furan-2-ylmethyl)-2-phenoxyacetamide874139-70-5C20H18FNO3
- N-(4-Fluorobenzyl)-N-(furan-2-ylmethyl)-2-phenoxyacetamide335634-41-8C20H18FNO3
- Butyl 2-(3-fluorophenyl)-1-oxo-1,2-dihydroisoquinoline-4-carboxylate1029747-93-0C20H18FNO3
- Butyl 2-(4-fluorophenyl)-1-oxo-1,2-dihydroisoquinoline-4-carboxylate1029776-51-9C20H18FNO3
- 2-(2-Fluorophenoxy)-N-(2-hydroxy-2-(naphthalen-1-yl)ethyl)acetamide1351643-35-0C20H18FNO3
- 1'-[2-(4-Fluorophenyl)acetyl]-3H-spiro[2-benzofuran-1,3'-piperidine]-3-one1797022-76-4C20H18FNO3
- 3-Fluoro-N-[2-hydroxy-2-(naphthalen-1-yl)ethyl]-4-methoxybenzamide1798675-08-7C20H18FNO3
- 5-{[(4-Fluorobenzyl)amino]methyl)-6-methoxy-2-naphthoic acid713515-72-1C20H18FNO3
- Ethyl 1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-phenyl-3-quinolinecarboxylate103977-91-9C20H18FNO3
- Ethyl 4-ethoxy-2-(4-fluorophenyl)quinoline-6-carboxylate950275-88-4C20H18FNO3
- 2-(4-Fluorophenyl)-N-{2-[4-(furan-2-yl)phenyl]-2-hydroxyethyl}acetamide2097872-31-4C20H18FNO3
- N-[2,2-Bis(furan-2-yl)ethyl]-1-(4-fluorophenyl)cyclopropane-1-carboxamide2309343-61-9C20H18FNO3
- 6-Fluoro-1-(2-methoxyethyl)-3-(4-methylbenzoyl)-1,4-dihydroquinolin-4-one2640960-79-6C20H18FNO3
- (4S)-3-[(4E)-5-(4-Fluorophenyl)-1-oxo-4-penten-1-yl]-4-phenyl-2-oxazolidinone190595-62-1C20H18FNO3
- (9H-Fluoren-9-yl)methyl 3-fluoro-4-oxopiperidine-1-carboxylate2290545-04-7C20H18FNO3
Frequently asked questions
What is the molar mass of C20H18FNO3?
The molar mass of C20H18FNO3 is 339.37 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 339.1271 Da.
How many compounds have the formula C20H18FNO3?
CompoundList lists 60 compounds with the molecular formula C20H18FNO3, including (4-Fluorophenyl)-(6,6,8-trimethyl-[1,3]dioxolo[4,5-g]quinolin-5-yl)methanone, 1'-(2-Fluorobenzoyl)spiro[chroman-2,4'-piperidin]-4-one, Ethyl 7-fluoro-1-(4-methylbenzyl)-4-oxo-1,4-dihydro-3-quinolinecarboxylate. 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 C20H18FNO3?
C20H18FNO3 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.