Molecular formula
C21H18FN3O3S
60 compounds have this formula on CompoundList.
- Molar mass
- 411.45g/mol
- Monoisotopic mass
- 411.1053Da
- Atoms
- 47
- Elements
- 6
- Rings plus double bonds
- 14
The formula C21H18FN3O3S describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. 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 × 2161.30%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 184.41%1.008 × 18 = 18.144 g/mol
- F Fluorine × 14.62%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 310.21%14.007 × 3 = 42.021 g/mol
- O Oxygen × 311.67%15.999 × 3 = 47.997 g/mol
- S Sulfur × 17.79%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C21H18FN3O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 60 of 60 compounds
N-(6-Fluoro-1,3-benzothiazol-2-yl)-4-hydroxy-1-(2-methylpropyl)-2-oxo-1,2-dihydroquinoline-3-carboxamide
CAS 423145-67-9C21H18FN3O3S
(4-(4-Fluorophenyl)piperazin-1-yl)(5-(3-nitrophenyl)furan-2-yl)methanethione
CAS 327076-94-8C21H18FN3O3S
![N-(4-Fluorophenyl)-2-[(3-isopropyl-4-oxo-3,4-dihydro[1]benzofuro[3,2-d]pyrimidin-2-yl)thio]acetamide chemical structure, C21H18FN3O3S, CAS 866873-86-1](/s/QZHDYPKSXFDZCS-UHFFFAOYSA-N.svg)
N-(4-Fluorophenyl)-2-[(3-isopropyl-4-oxo-3,4-dihydro[1]benzofuro[3,2-d]pyrimidin-2-yl)thio]acetamide
CAS 866873-86-1C21H18FN3O3S
Methanesulfonanilide, 4'-((3-fluoro-9-acridinyl)amino)-3'-methoxy-
CAS 79453-42-2C21H18FN3O3S
![2-[2-(1,3-Dioxolan-2-yl)ethylsulfanyl]-3-(2-fluorophenyl)-5H-pyrimido[5,4-b]indol-4-one chemical structure, C21H18FN3O3S, CAS 887214-97-3](/s/WMCKUPUURHIPIZ-UHFFFAOYSA-N.svg)
2-[2-(1,3-Dioxolan-2-yl)ethylsulfanyl]-3-(2-fluorophenyl)-5H-pyrimido[5,4-b]indol-4-one
CAS 887214-97-3C21H18FN3O3S
Ethyl 4-(2-((6-(4-fluorophenyl)pyridazin-3-yl)thio)acetamido)benzoate
CAS 896047-91-9C21H18FN3O3S
Methanesulfonanilide, 4'-((2-fluoro-9-acridinyl)amino)-3'-methoxy-
CAS 79453-38-6C21H18FN3O3S
Methanesulfonanilide, 4'-((4-fluoro-9-acridinyl)amino)-3'-methoxy-
CAS 79453-49-9C21H18FN3O3S
![4-(6-Fluoro-1,1-dioxido-2-(piperidine-1-carbonyl)-4H-benzo[b][1,4]thiazin-4-yl)benzonitrile chemical structure, C21H18FN3O3S, CAS 1251691-57-2](/s/CLUMFYAVYAJWIR-UHFFFAOYSA-N.svg)
4-(6-Fluoro-1,1-dioxido-2-(piperidine-1-carbonyl)-4H-benzo[b][1,4]thiazin-4-yl)benzonitrile
CAS 1251691-57-2C21H18FN3O3S
![7-(3,4-Dimethoxyphenyl)-5-(2-fluorobenzyl)-2-methylthiazolo[4,5-d]pyridazin-4(5H)-one chemical structure, C21H18FN3O3S, CAS 941943-39-1](/s/IFQWKGIQEBVSGB-UHFFFAOYSA-N.svg)
7-(3,4-Dimethoxyphenyl)-5-(2-fluorobenzyl)-2-methylthiazolo[4,5-d]pyridazin-4(5H)-one
CAS 941943-39-1C21H18FN3O3S
![2-(9-Fluoro-2-methyl-4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)-N-(2-methoxy-5-methylphenyl)acetamide chemical structure, C21H18FN3O3S, CAS 1040682-33-4](/s/NZDVOZKDNRBAMT-UHFFFAOYSA-N.svg)
2-(9-Fluoro-2-methyl-4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)-N-(2-methoxy-5-methylphenyl)acetamide
CAS 1040682-33-4C21H18FN3O3S
![2-(2-Ethyl-9-fluoro-4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)-N-(2-methoxyphenyl)acetamide chemical structure, C21H18FN3O3S, CAS 1040683-93-9](/s/QLBXAKBPJOWMSZ-UHFFFAOYSA-N.svg)
2-(2-Ethyl-9-fluoro-4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)-N-(2-methoxyphenyl)acetamide
CAS 1040683-93-9C21H18FN3O3S
![N-(4-Ethoxyphenyl)-2-(9-fluoro-2-methyl-4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide chemical structure, C21H18FN3O3S, CAS 1040682-25-4](/s/FSHDJUYMZCMXFX-UHFFFAOYSA-N.svg)
N-(4-Ethoxyphenyl)-2-(9-fluoro-2-methyl-4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide
CAS 1040682-25-4C21H18FN3O3S
![2-(9-Fluoro-2-methyl-4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)-N-(3-methoxybenzyl)acetamide chemical structure, C21H18FN3O3S, CAS 1040683-24-6](/s/USRAZSVJHYFHKZ-UHFFFAOYSA-N.svg)
2-(9-Fluoro-2-methyl-4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)-N-(3-methoxybenzyl)acetamide
CAS 1040683-24-6C21H18FN3O3S
N-(4-Fluorophenyl)-N-(2-(indolin-1-yl)-2-oxoethyl)pyridine-3-sulfonamide
CAS 1021119-00-5C21H18FN3O3S
N-(1-((4-Fluorophenyl)sulfonyl)-1,2,3,4-tetrahydroquinolin-7-yl)isonicotinamide
CAS 1209806-76-7C21H18FN3O3S
4-(5-(4-Fluorophenyl)-3-(4-hydroxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide
CAS 941947-52-0C21H18FN3O3S
N-(3-Acetylphenyl)-2-(2-((2-fluorobenzyl)thio)-6-oxo-1,6-dihydropyrimidin-4-yl)acetamide
CAS 1105214-05-8C21H18FN3O3S
1-(3-(1H-Imidazol-1-yl)propyl)-5-(4-fluorophenyl)-3-hydroxy-4-(thiophene-2-carbonyl)-1H-pyrrol-2(5H)-one
CAS 380584-37-2C21H18FN3O3S
![2-{[3-Cyano-6-hydroxy-4-(2-methoxyphenyl)-4,5-dihydropyridin-2-yl]sulfanyl}-N-(4-fluorophenyl)acetamide chemical structure, C21H18FN3O3S, CAS 498538-01-5](/s/AUYLATKXLGTNBK-UHFFFAOYSA-N.svg)
2-{[3-Cyano-6-hydroxy-4-(2-methoxyphenyl)-4,5-dihydropyridin-2-yl]sulfanyl}-N-(4-fluorophenyl)acetamide
CAS 498538-01-5C21H18FN3O3S
2-((3-Cyano-4-(4-fluorophenyl)-6-oxo-1,4,5,6-tetrahydropyridin-2-yl)thio)-N-(3-methoxyphenyl)acetamide
CAS 684237-84-1C21H18FN3O3S
![Ethyl 2-((3-(4-fluorophenyl)-4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-2-yl)thio)propanoate chemical structure, C21H18FN3O3S, CAS 536712-08-0](/s/WSVMQUMBHFFBET-UHFFFAOYSA-N.svg)
Ethyl 2-((3-(4-fluorophenyl)-4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-2-yl)thio)propanoate
CAS 536712-08-0C21H18FN3O3S
(E)-2-Cyano-2-(3-(2-fluorophenyl)-5-(4-methoxybenzyl)-4-oxothiazolidin-2-ylidene)-N-methylacetamide
CAS 1049127-45-8C21H18FN3O3S
![2-[[5-Cyano-4-(2-fluorophenyl)-2-oxo-3,4-dihydro-1H-pyridin-6-yl]sulfanyl]-N-(4-methoxyphenyl)acetamide chemical structure, C21H18FN3O3S, CAS 489400-78-4](/s/PWCQXMFJIKNKCC-UHFFFAOYSA-N.svg)
2-[[5-Cyano-4-(2-fluorophenyl)-2-oxo-3,4-dihydro-1H-pyridin-6-yl]sulfanyl]-N-(4-methoxyphenyl)acetamide
CAS 489400-78-4C21H18FN3O3S
- 3-Fluoro-N-(4-(3-oxo-4-propyl-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)thiazol-2-yl)benzamide1011577-75-5C21H18FN3O3S
- N-(2-Fluorophenyl)-2-((3-isopropyl-4-oxo-3,4-dihydrobenzofuro[3,2-d]pyrimidin-2-yl)thio)acetamide866873-85-0C21H18FN3O3S
- N-(2-Fluorophenyl)-2-[(4-oxo-3-propyl-[1]benzofuro[3,2-d]pyrimidin-2-yl)sulfanyl]acetamide900003-70-5C21H18FN3O3S
- N-(3-Fluorophenyl)-2-[(4-oxo-3-propyl-[1]benzofuro[3,2-d]pyrimidin-2-yl)sulfanyl]acetamide899755-74-9C21H18FN3O3S
- N-(4-Fluorophenyl)-2-[(4-oxo-3-propyl-[1]benzofuro[3,2-d]pyrimidin-2-yl)sulfanyl]acetamide899961-45-6C21H18FN3O3S
- N-(2,5-Dimethoxyphenyl)-2-(6-(4-fluorophenyl)imidazo[2,1-b]thiazol-3-yl)acetamide897464-88-9C21H18FN3O3S
- 2-[(3-Ethyl-4-oxo-3,4-dihydro[1]benzofuro[3,2-d]pyrimidin-2-yl)sulfanyl]-N-(3-fluoro-4-methylphenyl)acetamide923212-12-8C21H18FN3O3S
- 2-[(3-Ethyl-4-oxo-3,4-dihydro[1]benzofuro[3,2-d]pyrimidin-2-yl)sulfanyl]-N-(5-fluoro-2-methylphenyl)acetamide900004-57-1C21H18FN3O3S
- 4-(3-Fluoro-4-methoxybenzyl)-6-(3-methylbenzyl)isothiazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione1428349-22-7C21H18FN3O3S
- 5-Fluoro-2-methoxy-N-[4-(8-methylimidazo[1,2-a]pyridin-2-yl)phenyl]benzenesulfonamide886128-28-5C21H18FN3O3S
- N-(3,4-Dimethoxyphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide852134-34-0C21H18FN3O3S
- N-(2,4-Dimethoxyphenyl)-6-(4-fluorophenyl)-3-methylimidazo[2,1-b][1,3]thiazole-2-carboxamide852134-35-1C21H18FN3O3S
- 4-(4-Cyanobenzenesulfonyl)-N,N-diethyl-6-fluoroquinoline-3-carboxamide1112296-21-5C21H18FN3O3S
- N-(1-((4-Fluorophenyl)sulfonyl)-1,2,3,4-tetrahydroquinolin-7-yl)picolinamide1207003-61-9C21H18FN3O3S
- N-(1-((4-Fluorophenyl)sulfonyl)-1,2,3,4-tetrahydroquinolin-7-yl)nicotinamide1210406-19-1C21H18FN3O3S
- 5-Amino-4-[4-(3,4-dimethoxyphenyl)-1,3-thiazol-2-yl]-1-(2-fluorophenyl)-1,2-dihydro-3H-pyrrol-3-one929834-12-8C21H18FN3O3S
- (5Z)-5-(3,4-Diethoxybenzylidene)-2-(4-fluorophenyl)[1,3]thiazolo[3,2-b][1,2,4]triazol-6(5H)-one573946-77-7C21H18FN3O3S
- N-(1,5-Dimethyl-3-oxo-2-phenylpyrazol-4-yl)-4-fluoronaphthalene-1-sulfonamide889960-04-7C21H18FN3O3S
- (E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-(2-((5-(4-fluorophenyl)-1H-imidazol-2-yl)thio)ethyl)acrylamide897456-41-6C21H18FN3O3S
- 5-(3,5-Dimethoxybenzyl)-7-(4-fluorophenyl)-2-methylthiazolo[4,5-d]pyridazin-4(5H)-one941943-24-4C21H18FN3O3S
- 7-(3,4-Dimethoxyphenyl)-5-(3-fluorobenzyl)-2-methylthiazolo[4,5-d]pyridazin-4(5H)-one941898-18-6C21H18FN3O3S
- 7-(3,4-Dimethoxyphenyl)-5-(4-fluorobenzyl)-2-methylthiazolo[4,5-d]pyridazin-4(5H)-one942004-05-9C21H18FN3O3S
- N-(2-Fluorophenyl)-2-(4-methoxybenzamido)-5,6-dihydro-4H-cyclopenta[d]thiazole-4-carboxamide941926-75-6C21H18FN3O3S
- N-(3-Fluorophenyl)-2-(4-methoxybenzamido)-5,6-dihydro-4H-cyclopenta[d]thiazole-4-carboxamide941880-37-1C21H18FN3O3S
- (5-(4-Fluorophenyl)furan-2-yl)(4-(2-nitrophenyl)piperazin-1-yl)methanethione941897-10-5C21H18FN3O3S
- 3-(4-Fluorophenyl)-N-(2-(furan-2-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-1-methyl-1H-pyrazole-5-carboxamide2034333-76-9C21H18FN3O3S
- 5-Fluoro-2-methoxy-N-(2-(8-methylimidazo[1,2-a]pyridin-2-yl)phenyl)benzenesulfonamide2034488-53-2C21H18FN3O3S
- 3-(4-Fluorophenyl)-N-[2-(furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl]-1-methyl-1H-pyrazole-5-carboxamide2034634-43-8C21H18FN3O3S
- 3-(4-Fluorophenyl)-N-{2-hydroxy-2-[5-(thiophen-3-yl)furan-2-yl]ethyl}-1-methyl-1H-pyrazole-5-carboxamide2034344-54-0C21H18FN3O3S
- (E)-3-((4-Fluorophenyl)sulfonyl)-N-(4-(phenyldiazenyl)phenyl)propanamide895450-36-9C21H18FN3O3S
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-{[2-(3-fluorophenyl)-6-methylpyrimidin-4-yl]sulfanyl}acetamide1260919-87-6C21H18FN3O3S
- 5-Amino-4-(4-(3,4-dimethoxyphenyl)thiazol-2-yl)-1-(4-fluorophenyl)-1,2-dihydro-3H-pyrrol-3-one885458-12-8C21H18FN3O3S
- 5-[(3,4-Diethoxyphenyl)methylidene]-2-(4-fluorophenyl)-[1,3]thiazolo[3,2-b][1,2,4]triazol-6-one4880-95-9C21H18FN3O3S
- 3-(4-Fluorophenyl)-N-{2-[4-(furan-2-yl)thiophen-2-yl]-2-hydroxyethyl}-1-methyl-1H-pyrazole-5-carboxamide2379993-76-5C21H18FN3O3S
- 3-(4-Fluorophenyl)-N-{2-[5-(furan-2-yl)thiophen-2-yl]-2-hydroxyethyl}-1-methyl-1H-pyrazole-5-carboxamide2309588-46-1C21H18FN3O3S
- 3-(4-Fluorophenyl)-N-{2-hydroxy-2-[5-(thiophen-2-yl)furan-2-yl]ethyl}-1-methyl-1H-pyrazole-5-carboxamide2320860-83-9C21H18FN3O3S
Frequently asked questions
What is the molar mass of C21H18FN3O3S?
The molar mass of C21H18FN3O3S is 411.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 411.1053 Da.
How many compounds have the formula C21H18FN3O3S?
CompoundList lists 60 compounds with the molecular formula C21H18FN3O3S, including N-(6-Fluoro-1,3-benzothiazol-2-yl)-4-hydroxy-1-(2-methylpropyl)-2-oxo-1,2-dihydroquinoline-3-carboxamide, (4-(4-Fluorophenyl)piperazin-1-yl)(5-(3-nitrophenyl)furan-2-yl)methanethione, N-(4-Fluorophenyl)-2-[(3-isopropyl-4-oxo-3,4-dihydro[1]benzofuro[3,2-d]pyrimidin-2-yl)thio]acetamide. 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 C21H18FN3O3S?
C21H18FN3O3S has a degree of unsaturation of 14. 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.