Molecular formula
C18H21FN2O3S
64 compounds have this formula on CompoundList.
- Molar mass
- 364.44g/mol
- Monoisotopic mass
- 364.1257Da
- Atoms
- 46
- Elements
- 6
- Rings plus double bonds
- 9
The formula C18H21FN2O3S describes a molecule made of 18 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 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 × 1859.32%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 215.81%1.008 × 21 = 21.168 g/mol
- F Fluorine × 15.21%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 27.69%14.007 × 2 = 28.014 g/mol
- O Oxygen × 313.17%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.80%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H21FN2O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 64 of 64 compounds
![1-(3-Fluorobenzyl)-4-[(4-methoxyphenyl)sulfonyl]piperazine chemical structure, C18H21FN2O3S, CAS 429622-81-1](/s/DSQHUDOWPMOGPJ-UHFFFAOYSA-N.svg)
1-(3-Fluorobenzyl)-4-[(4-methoxyphenyl)sulfonyl]piperazine
CAS 429622-81-1C18H21FN2O3S
![N-(4-Fluorophenyl)-2-[(2,3,5,6-tetramethylphenyl)sulfonylamino]acetamide chemical structure, C18H21FN2O3S, CAS 690246-07-2](/s/MHQKSKHAHKHAEO-UHFFFAOYSA-N.svg)
N-(4-Fluorophenyl)-2-[(2,3,5,6-tetramethylphenyl)sulfonylamino]acetamide
CAS 690246-07-2C18H21FN2O3S
![N-(4-Fluorophenyl)-4-{methyl[(4-methylphenyl)sulfonyl]amino}butanamide chemical structure, C18H21FN2O3S, CAS 325695-20-3](/s/HBDLWIRWUWVQGT-UHFFFAOYSA-N.svg)
N-(4-Fluorophenyl)-4-{methyl[(4-methylphenyl)sulfonyl]amino}butanamide
CAS 325695-20-3C18H21FN2O3S
Ethyl 1-ethyl-6-fluoro-4-oxo-7-thiomorpholin-4-ylquinoline-3-carboxylate
CAS 383894-04-0C18H21FN2O3S
1-Benzyl-4-(4-fluoro-2-methoxyphenyl)sulfonylpiperazine
CAS 328090-06-8C18H21FN2O3S
![N-(2-Fluorophenyl)-2-{[(2,3,5,6-tetramethylphenyl)sulfonyl]amino}acetamide chemical structure, C18H21FN2O3S, CAS 690644-44-1](/s/YLKIWKDSEMPIEQ-UHFFFAOYSA-N.svg)
N-(2-Fluorophenyl)-2-{[(2,3,5,6-tetramethylphenyl)sulfonyl]amino}acetamide
CAS 690644-44-1C18H21FN2O3S
1-(4-Fluorophenyl)sulfonyl-4-(2-phenoxyethyl)piperazine
CAS 878939-81-2C18H21FN2O3S
N-Cyclopentyl-2-(((2-(2-fluorophenyl)-5-methyloxazol-4-yl)methyl)sulfinyl)acetamide
CAS 1015857-83-6C18H21FN2O3S
N-tert-Butyl-4-((3-fluoro-4-methoxybenzylidene)amino)benzenesulfonamide
CAS 499777-83-2C18H21FN2O3S
![1-[(1-Cyanocyclohexyl)carbamoyl]ethyl 2-[(4-fluorophenyl)sulfanyl]acetate chemical structure, C18H21FN2O3S, CAS 1090964-95-6](/s/NTNRQQNPKLCLBE-UHFFFAOYSA-N.svg)
1-[(1-Cyanocyclohexyl)carbamoyl]ethyl 2-[(4-fluorophenyl)sulfanyl]acetate
CAS 1090964-95-6C18H21FN2O3S
1-(4-Fluoro-phenyl)-4-(2-methoxy-5-methyl-benzenesulfonyl)-piperazine
CAS 398996-53-7C18H21FN2O3S
1-(2-Fluorophenyl)-4-(4-methoxy-3-methylphenyl)sulfonylpiperazine
CAS 496019-86-4C18H21FN2O3S
![2-[N-(Benzenesulfonyl)-2-fluoroanilino]-N-tert-butylacetamide chemical structure, C18H21FN2O3S, CAS 425421-66-5](/s/APHBIQBQQCWOQW-UHFFFAOYSA-N.svg)
2-[N-(Benzenesulfonyl)-2-fluoroanilino]-N-tert-butylacetamide
CAS 425421-66-5C18H21FN2O3S
1-(2-Fluorophenyl)-4-(2-phenoxyethanesulfonyl)piperazine
CAS 1351645-70-9C18H21FN2O3S
1-((4-Fluoro-2-methylphenyl)sulfonyl)-4-(2-methoxyphenyl)piperazine
CAS 825611-16-3C18H21FN2O3S
4-Fluoro-N-(2-(2-phenylmorpholino)ethyl)benzenesulfonamide
CAS 954048-26-1C18H21FN2O3S
4-Fluoro-N-(1-(2-methoxyethyl)-1,2,3,4-tetrahydroquinolin-7-yl)benzenesulfonamide
CAS 1171350-07-4C18H21FN2O3S
2-((1-((3-Fluorobenzyl)sulfonyl)piperidin-4-yl)oxy)-6-methylpyridine
CAS 1797129-83-9C18H21FN2O3S
![1-[(4-Ethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine chemical structure, C18H21FN2O3S, CAS 326885-34-1](/s/GPHQQSAWQGTOSQ-UHFFFAOYSA-N.svg)
1-[(4-Ethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine
CAS 326885-34-1C18H21FN2O3S
![4-[Butyl(methyl)sulfamoyl]-N-(4-fluorophenyl)benzamide chemical structure, C18H21FN2O3S, CAS 683764-98-9](/s/IQWUDFAXXLMNMX-UHFFFAOYSA-N.svg)
4-[Butyl(methyl)sulfamoyl]-N-(4-fluorophenyl)benzamide
CAS 683764-98-9C18H21FN2O3S
![1-(4-Fluorobenzyl)-4-[(4-methoxyphenyl)sulfonyl]piperazine chemical structure, C18H21FN2O3S, CAS 353773-95-2](/s/LAVAHODSQXOJEA-UHFFFAOYSA-N.svg)
1-(4-Fluorobenzyl)-4-[(4-methoxyphenyl)sulfonyl]piperazine
CAS 353773-95-2C18H21FN2O3S
N-(3-Ethyl-4-fluorophenyl)-3-(N-isopropylsulfamoyl)benzamide
CAS 1572510-63-4C18H21FN2O3S
![1-(2-Fluorophenyl)-4-[(2-methoxy-5-methylphenyl)sulfonyl]piperazine chemical structure, C18H21FN2O3S, CAS 681844-70-2](/s/YQPBNKQEZCPNSS-UHFFFAOYSA-N.svg)
1-(2-Fluorophenyl)-4-[(2-methoxy-5-methylphenyl)sulfonyl]piperazine
CAS 681844-70-2C18H21FN2O3S
![2-[N-(Benzenesulfonyl)-4-fluoroanilino]-N-(2-methylpropyl)acetamide chemical structure, C18H21FN2O3S, CAS 491598-56-2](/s/VWTDONVDCSJXOD-UHFFFAOYSA-N.svg)
2-[N-(Benzenesulfonyl)-4-fluoroanilino]-N-(2-methylpropyl)acetamide
CAS 491598-56-2C18H21FN2O3S
- 1-(4-Fluorophenyl)-4-(4-methoxy-3-methylbenzenesulfonyl)piperazine326885-54-5C18H21FN2O3S
- 2-(3-Fluoro-N-methylsulfonylanilino)-N-(4-propan-2-ylphenyl)acetamide663162-63-8C18H21FN2O3S
- 1-(5-Fluoro-2-methoxyphenyl)sulfonyl-4-(2-methylphenyl)piperazine727420-18-0C18H21FN2O3S
- 1-(4-Fluorophenyl)sulfonyl-4-[(3-methoxyphenyl)methyl]piperazine428845-77-6C18H21FN2O3S
- 1-[(4-Fluoro-3-methylphenyl)sulfonyl]-4-(4-methoxyphenyl)piperazine839685-67-5C18H21FN2O3S
- N-(2-Fluorophenyl)-2-[(mesitylsulfonyl)(methyl)amino]acetamide665017-75-4C18H21FN2O3S
- 1-[(4-Ethoxyphenyl)sulfonyl]-4-(2-fluorophenyl)piperazine496015-99-7C18H21FN2O3S
- 1-(4-Fluorophenyl)sulfonyl-4-[(4-methoxyphenyl)methyl]piperazine428843-92-9C18H21FN2O3S
- N-(4-Fluorophenyl)-N~2~-(methylsulfonyl)-N~2~-[4-(propan-2-yl)phenyl]glycinamide428445-38-9C18H21FN2O3S
- 1-Benzyl-4-(5-fluoro-2-methoxyphenyl)sulfonylpiperazine879052-30-9C18H21FN2O3S
- 1-(4-Fluorophenyl)-4-[(2-methoxy-4-methylphenyl)sulfonyl]piperazine873680-42-3C18H21FN2O3S
- 2-(2-Fluorophenoxy)-N-(2-morpholino-2-(thiophen-3-yl)ethyl)acetamide946272-60-2C18H21FN2O3S
- 1-[(4-Fluorobenzyl)sulfonyl]-4-(2-methoxyphenyl)piperazine950232-42-5C18H21FN2O3S
- 2-Fluoro-N-(1-(2-methoxyethyl)-1,2,3,4-tetrahydroquinolin-7-yl)benzenesulfonamide1172716-84-5C18H21FN2O3S
- 1-(2-Fluorobenzyl)-3-[(4-methylpiperidino)sulfonyl]-2(1H)-pyridinone1251679-28-3C18H21FN2O3S
- N-[4-(Diethylsulfamoyl)phenyl]-2-(4-fluorophenyl)acetamide600150-14-9C18H21FN2O3S
- 1-[(4-Fluorophenyl)sulfonyl]-4-(2-methoxybenzyl)piperazine429621-04-5C18H21FN2O3S
- 1-[(4-Fluorobenzyl)sulfonyl]-4-(4-methoxyphenyl)piperazine950233-89-3C18H21FN2O3S
- 2-(4-Fluorophenoxy)-N-(2-morpholino-2-(thiophen-3-yl)ethyl)acetamide946199-67-3C18H21FN2O3S
- 2-(2-(((4-Fluorophenyl)thio)methyl)-5-methoxy-4-oxopyridin-1(4H)-yl)-N-isopropylacetamide920412-45-9C18H21FN2O3S
- 5-Fluoro-2-methoxy-N-((1-phenylpyrrolidin-2-yl)methyl)benzenesulfonamide1797860-07-1C18H21FN2O3S
- 3-(1-(3-(3-Fluoro-4-methylphenyl)propanoyl)piperidin-4-yl)thiazolidine-2,4-dione2034276-65-6C18H21FN2O3S
- 4-Fluoro-N-(2-hydroxy-2-(1-methylindolin-5-yl)ethyl)-2-methylbenzenesulfonamide1706041-39-5C18H21FN2O3S
- 4-Fluoro-2-methyl-N-(pyridin-3-yl(tetrahydro-2H-pyran-4-yl)methyl)benzenesulfonamide2034249-03-9C18H21FN2O3S
- 3-Fluoro-N-(2-(furan-3-yl)-2-thiomorpholinoethyl)-4-methoxybenzamide2034343-17-2C18H21FN2O3S
- 2-(2-Fluorophenoxy)-N-(2-(furan-2-yl)-2-thiomorpholinoethyl)acetamide2034548-23-5C18H21FN2O3S
- 3-Fluoro-N-(2-(furan-2-yl)-2-thiomorpholinoethyl)-4-methoxybenzamide2034572-18-2C18H21FN2O3S
- 2-(4-Fluorophenoxy)-N-[2-(morpholin-4-yl)-2-(thiophen-2-yl)ethyl]acetamide940785-02-4C18H21FN2O3S
- 4-Fluoro-N-{1-[4-(morpholin-4-yl)phenyl]ethyl}benzenesulfonamide1351147-75-5C18H21FN2O3S
- N-[1-(4-Fluorophenyl)ethyl]-2-methyl-3-[methyl(methylsulfonyl)amino]benzamide1269282-30-5C18H21FN2O3S
- 4-{[1-(2-Fluorobenzenesulfonyl)piperidin-4-yl]methoxy}-3-methylpyridine2640980-18-1C18H21FN2O3S
- 4-{[1-(3-Fluorobenzenesulfonyl)piperidin-4-yl]methoxy}-2-methylpyridine2380033-88-3C18H21FN2O3S
- 2-{[1-(4-Fluorobenzenesulfonyl)piperidin-3-yl]methoxy}-6-methylpyridine2379996-01-5C18H21FN2O3S
- 2-{[1-(2-Fluorobenzenesulfonyl)piperidin-4-yl]methoxy}-3-methylpyridine2380058-29-5C18H21FN2O3S
- 4-{[1-(2-Fluorobenzenesulfonyl)piperidin-3-yl]methoxy}-2-methylpyridine2379995-90-9C18H21FN2O3S
- 4-({1-[(2-Fluorophenyl)methanesulfonyl]piperidin-3-yl}methoxy)pyridine2380039-84-7C18H21FN2O3S
- 4-{[1-(4-Fluoro-3-methylbenzenesulfonyl)piperidin-3-yl]methoxy}pyridine2379970-47-3C18H21FN2O3S
- 4-{[1-(4-Fluoro-2-methylbenzenesulfonyl)piperidin-3-yl]methoxy}pyridine2379996-74-2C18H21FN2O3S
- 3-{[(3-Acetamido-2,4-dimethylphenyl)amino]methyl}-4-methylbenzene-1-sulfonyl fluoride2411317-99-0C18H21FN2O3S
- 2-Fluoro-6-{[1-(2-phenylethanesulfonyl)piperidin-4-yl]oxy}pyridine3066785-84-7C18H21FN2O3S
Frequently asked questions
What is the molar mass of C18H21FN2O3S?
The molar mass of C18H21FN2O3S is 364.44 g/mol, calculated from standard atomic weights for 18 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 364.1257 Da.
How many compounds have the formula C18H21FN2O3S?
CompoundList lists 64 compounds with the molecular formula C18H21FN2O3S, including 1-(3-Fluorobenzyl)-4-[(4-methoxyphenyl)sulfonyl]piperazine, N-(4-Fluorophenyl)-2-[(2,3,5,6-tetramethylphenyl)sulfonylamino]acetamide, N-(4-Fluorophenyl)-4-{methyl[(4-methylphenyl)sulfonyl]amino}butanamide. 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 C18H21FN2O3S?
C18H21FN2O3S has a degree of unsaturation of 9. 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.