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Molecular formula

C18H21FN2O4S

35 compounds have this formula on CompoundList.

Molar mass
380.43g/mol
Monoisotopic mass
380.1206Da
Atoms
47
Elements
6
Rings plus double bonds
9

The formula C18H21FN2O4S describes a molecule made of 18 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms, 4 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 × 1856.83%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 215.56%
    1.008 × 21 = 21.168 g/mol
  • F Fluorine × 14.99%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 27.36%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 416.82%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 18.43%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H21FN2O4S

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 35 of 35 compounds

1-[(2,5-Dimethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine chemical structure, C18H21FN2O4S, CAS 325812-09-7
1-[(2,5-Dimethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine
CAS 325812-09-7C18H21FN2O4S
1-[(3,4-Dimethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine chemical structure, C18H21FN2O4S, CAS 278782-72-2
1-[(3,4-Dimethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine
CAS 278782-72-2C18H21FN2O4S
1-[(3,4-Dimethoxyphenyl)sulfonyl]-4-(2-fluorophenyl)piperazine chemical structure, C18H21FN2O4S, CAS 432510-61-7
1-[(3,4-Dimethoxyphenyl)sulfonyl]-4-(2-fluorophenyl)piperazine
CAS 432510-61-7C18H21FN2O4S
N-(4-(N-(2-(4-Fluorophenoxy)ethyl)sulfamoyl)phenyl)isobutyramide chemical structure, C18H21FN2O4S, CAS 1105221-35-9
N-(4-(N-(2-(4-Fluorophenoxy)ethyl)sulfamoyl)phenyl)isobutyramide
CAS 1105221-35-9C18H21FN2O4S
2-(1-((4-Fluorophenyl)sulfonyl)piperidin-2-yl)-N-(furan-2-ylmethyl)acetamide chemical structure, C18H21FN2O4S, CAS 1021041-53-1
2-(1-((4-Fluorophenyl)sulfonyl)piperidin-2-yl)-N-(furan-2-ylmethyl)acetamide
CAS 1021041-53-1C18H21FN2O4S
1-((2,5-Dimethoxyphenyl)sulfonyl)-4-(2-fluorophenyl)piperazine chemical structure, C18H21FN2O4S, CAS 681844-72-4
1-((2,5-Dimethoxyphenyl)sulfonyl)-4-(2-fluorophenyl)piperazine
CAS 681844-72-4C18H21FN2O4S
2-[(4-Fluorophenyl)(phenylsulfonyl)amino]-N-(3-methoxypropyl)acetamide chemical structure, C18H21FN2O4S, CAS 425425-26-9
2-[(4-Fluorophenyl)(phenylsulfonyl)amino]-N-(3-methoxypropyl)acetamide
CAS 425425-26-9C18H21FN2O4S
2-(4-Ethoxy-N-methylsulfonylanilino)-N-(2-fluorophenyl)propanamide chemical structure, C18H21FN2O4S, CAS 474004-73-4
2-(4-Ethoxy-N-methylsulfonylanilino)-N-(2-fluorophenyl)propanamide
CAS 474004-73-4C18H21FN2O4S
1-[(4-Fluoro-3-methoxyphenyl)sulfonyl]-4-(4-methoxyphenyl)piperazine chemical structure, C18H21FN2O4S, CAS 838865-89-7
1-[(4-Fluoro-3-methoxyphenyl)sulfonyl]-4-(4-methoxyphenyl)piperazine
CAS 838865-89-7C18H21FN2O4S
1-(4-Fluoro-2-methoxyphenyl)sulfonyl-4-(4-methoxyphenyl)piperazine chemical structure, C18H21FN2O4S, CAS 838886-65-0
1-(4-Fluoro-2-methoxyphenyl)sulfonyl-4-(4-methoxyphenyl)piperazine
CAS 838886-65-0C18H21FN2O4S
2-[4-(4-Fluoro-2-methylbenzenesulfonamido)phenyl]-N-(2-methoxyethyl)acetamide chemical structure, C18H21FN2O4S, CAS 1060295-29-5
2-[4-(4-Fluoro-2-methylbenzenesulfonamido)phenyl]-N-(2-methoxyethyl)acetamide
CAS 1060295-29-5C18H21FN2O4S
N-(4-(N-(2-(4-Fluorophenoxy)ethyl)sulfamoyl)phenyl)butyramide chemical structure, C18H21FN2O4S, CAS 1203306-81-3
N-(4-(N-(2-(4-Fluorophenoxy)ethyl)sulfamoyl)phenyl)butyramide
CAS 1203306-81-3C18H21FN2O4S
1-(4-Fluoro-2-methoxybenzenesulfonyl)-4-(2-methoxyphenyl)piperazine chemical structure, C18H21FN2O4S, CAS 799258-89-2
1-(4-Fluoro-2-methoxybenzenesulfonyl)-4-(2-methoxyphenyl)piperazine
CAS 799258-89-2C18H21FN2O4S
1-(3-Fluoro-4-methoxybenzyl)-5-(piperidin-1-ylsulfonyl)pyridin-2(1H)-one chemical structure, C18H21FN2O4S, CAS 1251630-95-1
1-(3-Fluoro-4-methoxybenzyl)-5-(piperidin-1-ylsulfonyl)pyridin-2(1H)-one
CAS 1251630-95-1C18H21FN2O4S
N-[5-(Diethylsulfamoyl)-2-methoxyphenyl]-4-fluorobenzamide chemical structure, C18H21FN2O4S, CAS 519169-12-1
N-[5-(Diethylsulfamoyl)-2-methoxyphenyl]-4-fluorobenzamide
CAS 519169-12-1C18H21FN2O4S
1-(2,4-Dimethoxyphenyl)sulfonyl-4-(2-fluorophenyl)piperazine chemical structure, C18H21FN2O4S, CAS 898065-23-1
1-(2,4-Dimethoxyphenyl)sulfonyl-4-(2-fluorophenyl)piperazine
CAS 898065-23-1C18H21FN2O4S
N-(2-(Dimethylamino)-2-(4-fluorophenyl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide chemical structure, C18H21FN2O4S, CAS 899999-57-6
N-(2-(Dimethylamino)-2-(4-fluorophenyl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide
CAS 899999-57-6C18H21FN2O4S
2-(4-Fluorophenoxy)-N-(4-morpholinophenyl)ethanesulfonamide chemical structure, C18H21FN2O4S, CAS 1351620-98-8
2-(4-Fluorophenoxy)-N-(4-morpholinophenyl)ethanesulfonamide
CAS 1351620-98-8C18H21FN2O4S
2-((1-((5-Fluoro-2-methoxyphenyl)sulfonyl)piperidin-4-yl)oxy)-6-methylpyridine chemical structure, C18H21FN2O4S, CAS 1797147-38-6
2-((1-((5-Fluoro-2-methoxyphenyl)sulfonyl)piperidin-4-yl)oxy)-6-methylpyridine
CAS 1797147-38-6C18H21FN2O4S
2-(N-(4-Fluorophenyl)sulfonylanilino)-N-(3-methoxypropyl)acetamide chemical structure, C18H21FN2O4S, CAS 710972-21-7
2-(N-(4-Fluorophenyl)sulfonylanilino)-N-(3-methoxypropyl)acetamide
CAS 710972-21-7C18H21FN2O4S
2-[4-(4-Fluoro-3-methylbenzenesulfonamido)phenyl]-N-(2-methoxyethyl)acetamide chemical structure, C18H21FN2O4S, CAS 1060248-39-6
2-[4-(4-Fluoro-3-methylbenzenesulfonamido)phenyl]-N-(2-methoxyethyl)acetamide
CAS 1060248-39-6C18H21FN2O4S
1-(3-Fluoro-4-methoxybenzyl)-3-(piperidin-1-ylsulfonyl)pyridin-2(1H)-one chemical structure, C18H21FN2O4S, CAS 1251578-00-3
1-(3-Fluoro-4-methoxybenzyl)-3-(piperidin-1-ylsulfonyl)pyridin-2(1H)-one
CAS 1251578-00-3C18H21FN2O4S
4-Fluoro-N-((1-(furan-3-carbonyl)piperidin-4-yl)methyl)-2-methylbenzenesulfonamide chemical structure, C18H21FN2O4S, CAS 1396877-64-7
4-Fluoro-N-((1-(furan-3-carbonyl)piperidin-4-yl)methyl)-2-methylbenzenesulfonamide
CAS 1396877-64-7C18H21FN2O4S
1-((1R,5S)-8-((4-Fluoro-3-methylphenyl)sulfonyl)-8-azabicyclo[3.2.1]octan-3-yl)pyrrolidine-2,5-dione chemical structure, C18H21FN2O4S, CAS 2058514-25-1
1-((1R,5S)-8-((4-Fluoro-3-methylphenyl)sulfonyl)-8-azabicyclo[3.2.1]octan-3-yl)pyrrolidine-2,5-dione
CAS 2058514-25-1C18H21FN2O4S

Frequently asked questions

What is the molar mass of C18H21FN2O4S?

The molar mass of C18H21FN2O4S is 380.43 g/mol, calculated from standard atomic weights for 18 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 380.1206 Da.

How many compounds have the formula C18H21FN2O4S?

CompoundList lists 35 compounds with the molecular formula C18H21FN2O4S, including 1-[(2,5-Dimethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine, 1-[(3,4-Dimethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine, 1-[(3,4-Dimethoxyphenyl)sulfonyl]-4-(2-fluorophenyl)piperazine. 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 C18H21FN2O4S?

C18H21FN2O4S 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.