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Molecular formula

C21H20FN3O4S

42 compounds have this formula on CompoundList.

Molar mass
429.47g/mol
Monoisotopic mass
429.1159Da
Atoms
50
Elements
6
Rings plus double bonds
13

The formula C21H20FN3O4S describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 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 × 2158.73%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 204.69%
    1.008 × 20 = 20.160 g/mol
  • F Fluorine × 14.42%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 39.78%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 414.90%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 17.47%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H20FN3O4S

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

Showing 1 to 42 of 42 compounds

2-[3-(1,3-Benzodioxol-5-ylmethyl)-1-ethyl-5-oxo-2-thioxoimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide chemical structure, C21H20FN3O4S, CAS 1093633-45-4
2-[3-(1,3-Benzodioxol-5-ylmethyl)-1-ethyl-5-oxo-2-thioxoimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
CAS 1093633-45-4C21H20FN3O4S
1-[4-(Benzenesulfonyl)-2-(4-fluorophenyl)-1,3-oxazol-5-yl]piperidine-4-carboxamide chemical structure, C21H20FN3O4S, CAS 855714-86-2
1-[4-(Benzenesulfonyl)-2-(4-fluorophenyl)-1,3-oxazol-5-yl]piperidine-4-carboxamide
CAS 855714-86-2C21H20FN3O4S
2-(N-(4-Ethoxyphenyl)sulfonyl-4-fluoroanilino)-N-pyridin-3-ylacetamide chemical structure, C21H20FN3O4S, CAS 827013-28-5
2-(N-(4-Ethoxyphenyl)sulfonyl-4-fluoroanilino)-N-pyridin-3-ylacetamide
CAS 827013-28-5C21H20FN3O4S
N-(4-Ethoxyphenyl)-2-((1-(4-fluorophenyl)-4-hydroxy-5-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio)acetamide chemical structure, C21H20FN3O4S, CAS 428842-68-6
N-(4-Ethoxyphenyl)-2-((1-(4-fluorophenyl)-4-hydroxy-5-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio)acetamide
CAS 428842-68-6C21H20FN3O4S
N-(4-(2-((4-Fluorobenzyl)amino)-2-oxoethyl)thiazol-2-yl)-3,5-dimethoxybenzamide chemical structure, C21H20FN3O4S, CAS 941943-34-6
N-(4-(2-((4-Fluorobenzyl)amino)-2-oxoethyl)thiazol-2-yl)-3,5-dimethoxybenzamide
CAS 941943-34-6C21H20FN3O4S
2-(3,4-Dimethoxyphenyl)-N-[2-(4-fluorophenyl)-5-oxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]acetamide chemical structure, C21H20FN3O4S, CAS 958702-00-6
2-(3,4-Dimethoxyphenyl)-N-[2-(4-fluorophenyl)-5-oxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]acetamide
CAS 958702-00-6C21H20FN3O4S
N-(2-(4-Fluorophenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-4-isopropoxybenzamide chemical structure, C21H20FN3O4S, CAS 450337-09-4
N-(2-(4-Fluorophenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-4-isopropoxybenzamide
CAS 450337-09-4C21H20FN3O4S
N-(2-(4-Fluorophenyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-3,4,5-trimethoxybenzamide chemical structure, C21H20FN3O4S, CAS 450343-23-4
N-(2-(4-Fluorophenyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-3,4,5-trimethoxybenzamide
CAS 450343-23-4C21H20FN3O4S
Methyl 4-[2-({1-[(4-fluorophenyl)methyl]-5-(hydroxymethyl)-1H-imidazol-2-yl}sulfanyl)acetamido]benzoate chemical structure, C21H20FN3O4S, CAS 899955-89-6
Methyl 4-[2-({1-[(4-fluorophenyl)methyl]-5-(hydroxymethyl)-1H-imidazol-2-yl}sulfanyl)acetamido]benzoate
CAS 899955-89-6C21H20FN3O4S
Methyl 3-(4-((4-fluorobenzyl)amino)-4-oxobutyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylate chemical structure, C21H20FN3O4S, CAS 946241-45-8
Methyl 3-(4-((4-fluorobenzyl)amino)-4-oxobutyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylate
CAS 946241-45-8C21H20FN3O4S
3-(1,1-Dioxido-2H-1,2,4-benzothiadiazin-3-yl)-7-fluoro-4-hydroxy-1-(3-methylbutyl)-2(1H)-quinolinone chemical structure, C21H20FN3O4S, CAS 477930-58-8
3-(1,1-Dioxido-2H-1,2,4-benzothiadiazin-3-yl)-7-fluoro-4-hydroxy-1-(3-methylbutyl)-2(1H)-quinolinone
CAS 477930-58-8C21H20FN3O4S
N-(3,4-Dimethoxyphenyl)-2-(2-((2-fluorobenzyl)thio)-6-oxo-1,6-dihydropyrimidin-4-yl)acetamide chemical structure, C21H20FN3O4S, CAS 1105240-02-5
N-(3,4-Dimethoxyphenyl)-2-(2-((2-fluorobenzyl)thio)-6-oxo-1,6-dihydropyrimidin-4-yl)acetamide
CAS 1105240-02-5C21H20FN3O4S
N-(2,4-Dimethoxyphenyl)-2-(2-((2-fluorobenzyl)thio)-6-oxo-1,6-dihydropyrimidin-4-yl)acetamide chemical structure, C21H20FN3O4S, CAS 1105213-58-8
N-(2,4-Dimethoxyphenyl)-2-(2-((2-fluorobenzyl)thio)-6-oxo-1,6-dihydropyrimidin-4-yl)acetamide
CAS 1105213-58-8C21H20FN3O4S
Ethyl 4-({6-[(4-fluoroanilino)carbonyl]-3-methyl-4-oxo-1,3-thiazinan-2-ylidene}amino)benzoate chemical structure, C21H20FN3O4S, CAS 335419-50-6
Ethyl 4-({6-[(4-fluoroanilino)carbonyl]-3-methyl-4-oxo-1,3-thiazinan-2-ylidene}amino)benzoate
CAS 335419-50-6C21H20FN3O4S
Ethyl 4-[({2-[(3-fluorophenyl)imino]-3-methyl-4-oxo-1,3-thiazinan-6-yl}carbonyl)amino]benzoate chemical structure, C21H20FN3O4S, CAS 335419-84-6
Ethyl 4-[({2-[(3-fluorophenyl)imino]-3-methyl-4-oxo-1,3-thiazinan-6-yl}carbonyl)amino]benzoate
CAS 335419-84-6C21H20FN3O4S
[2-tert-Butyl-5-methyl-4-(2-nitrophenyl)sulfanylpyrazol-3-yl] 3-fluorobenzoate chemical structure, C21H20FN3O4S, CAS 851127-53-2
[2-tert-Butyl-5-methyl-4-(2-nitrophenyl)sulfanylpyrazol-3-yl] 3-fluorobenzoate
CAS 851127-53-2C21H20FN3O4S
Ethyl 5-(cyclopentanecarboxamido)-3-(4-fluorophenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate chemical structure, C21H20FN3O4S, CAS 851948-91-9
Ethyl 5-(cyclopentanecarboxamido)-3-(4-fluorophenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate
CAS 851948-91-9C21H20FN3O4S
N-(4-Fluorobenzyl)-2-oxo-6-(pyrrolidin-1-ylsulfonyl)-1,2-dihydroquinoline-4-carboxamide chemical structure, C21H20FN3O4S, CAS 687591-26-0
N-(4-Fluorobenzyl)-2-oxo-6-(pyrrolidin-1-ylsulfonyl)-1,2-dihydroquinoline-4-carboxamide
CAS 687591-26-0C21H20FN3O4S
1-(tert-Butyl)-3-methyl-4-((2-nitrophenyl)thio)-1H-pyrazol-5-yl 2-fluorobenzoate chemical structure, C21H20FN3O4S, CAS 851127-54-3
1-(tert-Butyl)-3-methyl-4-((2-nitrophenyl)thio)-1H-pyrazol-5-yl 2-fluorobenzoate
CAS 851127-54-3C21H20FN3O4S
Dimethyl 5-({[2-(5-fluoro-1H-indol-3-yl)ethyl]carbamothioyl}amino)benzene-1,3-dicarboxylate chemical structure, C21H20FN3O4S, CAS 892722-06-4
Dimethyl 5-({[2-(5-fluoro-1H-indol-3-yl)ethyl]carbamothioyl}amino)benzene-1,3-dicarboxylate
CAS 892722-06-4C21H20FN3O4S
3-((4-Fluorophenyl)sulfonyl)-N-(5-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,4-oxadiazol-2-yl)propanamide chemical structure, C21H20FN3O4S, CAS 899734-75-9
3-((4-Fluorophenyl)sulfonyl)-N-(5-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,4-oxadiazol-2-yl)propanamide
CAS 899734-75-9C21H20FN3O4S
N1-(3,4-dimethoxyphenyl)-N2-(2-(2-(3-fluorophenyl)thiazol-4-yl)ethyl)oxalamide chemical structure, C21H20FN3O4S, CAS 895785-22-5
N1-(3,4-dimethoxyphenyl)-N2-(2-(2-(3-fluorophenyl)thiazol-4-yl)ethyl)oxalamide
CAS 895785-22-5C21H20FN3O4S
N-(4-(3-((3,4-Dimethoxyphenyl)amino)-3-oxopropyl)thiazol-2-yl)-4-fluorobenzamide chemical structure, C21H20FN3O4S, CAS 1021255-77-5
N-(4-(3-((3,4-Dimethoxyphenyl)amino)-3-oxopropyl)thiazol-2-yl)-4-fluorobenzamide
CAS 1021255-77-5C21H20FN3O4S
N-(4-(3-((2,5-Dimethoxyphenyl)amino)-3-oxopropyl)thiazol-2-yl)-4-fluorobenzamide chemical structure, C21H20FN3O4S, CAS 1021228-08-9
N-(4-(3-((2,5-Dimethoxyphenyl)amino)-3-oxopropyl)thiazol-2-yl)-4-fluorobenzamide
CAS 1021228-08-9C21H20FN3O4S

Frequently asked questions

What is the molar mass of C21H20FN3O4S?

The molar mass of C21H20FN3O4S is 429.47 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 429.1159 Da.

How many compounds have the formula C21H20FN3O4S?

CompoundList lists 42 compounds with the molecular formula C21H20FN3O4S, including 2-[3-(1,3-Benzodioxol-5-ylmethyl)-1-ethyl-5-oxo-2-thioxoimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide, 1-[4-(Benzenesulfonyl)-2-(4-fluorophenyl)-1,3-oxazol-5-yl]piperidine-4-carboxamide, 2-(N-(4-Ethoxyphenyl)sulfonyl-4-fluoroanilino)-N-pyridin-3-ylacetamide. 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 C21H20FN3O4S?

C21H20FN3O4S has a degree of unsaturation of 13. 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.