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Molecular formula

C20H21NO4S2

23 compounds have this formula on CompoundList.

Molar mass
403.51g/mol
Monoisotopic mass
403.0912Da
Atoms
48
Elements
5
Rings plus double bonds
11

The formula C20H21NO4S2 describes a molecule made of 20 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 2 sulfur 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 × 2059.53%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 215.25%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 13.47%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 415.86%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 215.89%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C20H21NO4S2

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

Showing 1 to 23 of 23 compounds

N-(1,1-Dioxothiolan-3-yl)-3,6-dimethyl-N-(thiophen-2-ylmethyl)-1-benzofuran-2-carboxamide chemical structure, C20H21NO4S2, CAS 586992-12-3
N-(1,1-Dioxothiolan-3-yl)-3,6-dimethyl-N-(thiophen-2-ylmethyl)-1-benzofuran-2-carboxamide
CAS 586992-12-3C20H21NO4S2
N-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-methyl-N-[(3-methylthiophen-2-yl)methyl]-1-benzofuran-2-carboxamide chemical structure, C20H21NO4S2, CAS 874191-76-1
N-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-methyl-N-[(3-methylthiophen-2-yl)methyl]-1-benzofuran-2-carboxamide
CAS 874191-76-1C20H21NO4S2
Fmoc-NH-ethyl-SS-propionic acid chemical structure, C20H21NO4S2, CAS 864235-83-6
Fmoc-NH-ethyl-SS-propionic acid
CAS 864235-83-6C20H21NO4S2
(2R)-3-(Ethyldisulfanyl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid chemical structure, C20H21NO4S2, CAS 1208242-13-0
(2R)-3-(Ethyldisulfanyl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
CAS 1208242-13-0C20H21NO4S2
N-(1,1-Dioxidotetrahydrothiophen-3-yl)-2-(5-methyl-1-benzofuran-3-yl)-N-(thiophen-2-ylmethyl)acetamide chemical structure, C20H21NO4S2, CAS 880404-81-9
N-(1,1-Dioxidotetrahydrothiophen-3-yl)-2-(5-methyl-1-benzofuran-3-yl)-N-(thiophen-2-ylmethyl)acetamide
CAS 880404-81-9C20H21NO4S2
N-(Furan-2-ylmethyl)-3-(4-(methylsulfonyl)phenyl)-N-(thiophen-3-ylmethyl)propanamide chemical structure, C20H21NO4S2, CAS 2034538-66-2
N-(Furan-2-ylmethyl)-3-(4-(methylsulfonyl)phenyl)-N-(thiophen-3-ylmethyl)propanamide
CAS 2034538-66-2C20H21NO4S2
6-{(5Z)-5-[(2-Methyl-2H-chromen-3-yl)methylidene]-4-oxo-2-thioxo-1,3-thiazolidin-3-yl}hexanoic acid chemical structure, C20H21NO4S2, CAS 519012-34-1
6-{(5Z)-5-[(2-Methyl-2H-chromen-3-yl)methylidene]-4-oxo-2-thioxo-1,3-thiazolidin-3-yl}hexanoic acid
CAS 519012-34-1C20H21NO4S2
(5Z)-5-[(4-Butoxy-3-methoxyphenyl)methylidene]-3-(furan-2-ylmethyl)-2-sulfanylidene-1,3-thiazolidin-4-one chemical structure, C20H21NO4S2, CAS 431054-66-9
(5Z)-5-[(4-Butoxy-3-methoxyphenyl)methylidene]-3-(furan-2-ylmethyl)-2-sulfanylidene-1,3-thiazolidin-4-one
CAS 431054-66-9C20H21NO4S2
N-(1,1-Dioxidotetrahydrothiophen-3-yl)-3,5-dimethyl-N-(thiophen-2-ylmethyl)-1-benzofuran-2-carboxamide chemical structure, C20H21NO4S2, CAS 620578-71-4
N-(1,1-Dioxidotetrahydrothiophen-3-yl)-3,5-dimethyl-N-(thiophen-2-ylmethyl)-1-benzofuran-2-carboxamide
CAS 620578-71-4C20H21NO4S2
5-(((2-Methylbenzyl)sulfonyl)methyl)-N-(2-(thiophen-2-yl)ethyl)furan-2-carboxamide chemical structure, C20H21NO4S2, CAS 1448053-71-1
5-(((2-Methylbenzyl)sulfonyl)methyl)-N-(2-(thiophen-2-yl)ethyl)furan-2-carboxamide
CAS 1448053-71-1C20H21NO4S2
5-((Furan-2-ylmethyl)(2-(thiophen-2-yl)ethyl)amino)-5-oxo-3-(thiophen-2-yl)pentanoic acid chemical structure, C20H21NO4S2, CAS 1448036-79-0
5-((Furan-2-ylmethyl)(2-(thiophen-2-yl)ethyl)amino)-5-oxo-3-(thiophen-2-yl)pentanoic acid
CAS 1448036-79-0C20H21NO4S2
N-((5-(Furan-2-yl(hydroxy)methyl)thiophen-2-yl)methyl)-5,6,7,8-tetrahydronaphthalene-2-sulfonamide chemical structure, C20H21NO4S2, CAS 1798459-10-5
N-((5-(Furan-2-yl(hydroxy)methyl)thiophen-2-yl)methyl)-5,6,7,8-tetrahydronaphthalene-2-sulfonamide
CAS 1798459-10-5C20H21NO4S2
N-(2-(5-(Furan-3-yl)thiophen-2-yl)ethyl)-3-(4-(methylsulfonyl)phenyl)propanamide chemical structure, C20H21NO4S2, CAS 2034596-36-4
N-(2-(5-(Furan-3-yl)thiophen-2-yl)ethyl)-3-(4-(methylsulfonyl)phenyl)propanamide
CAS 2034596-36-4C20H21NO4S2
2-(3,4-Dimethoxyphenyl)-N-[2-hydroxy-2-(thiophen-2-yl)-2-(thiophen-3-yl)ethyl]acetamide chemical structure, C20H21NO4S2, CAS 2329725-45-1
2-(3,4-Dimethoxyphenyl)-N-[2-hydroxy-2-(thiophen-2-yl)-2-(thiophen-3-yl)ethyl]acetamide
CAS 2329725-45-1C20H21NO4S2
N-[2-(1-Benzothiophen-3-yl)-2-hydroxyethyl]-3-(4-methanesulfonylphenyl)propanamide chemical structure, C20H21NO4S2, CAS 2330464-99-6
N-[2-(1-Benzothiophen-3-yl)-2-hydroxyethyl]-3-(4-methanesulfonylphenyl)propanamide
CAS 2330464-99-6C20H21NO4S2
N-(2-Hydroxy-2-(4-(thiophen-3-yl)phenyl)ethyl)-4-methoxy-2-methylbenzenesulfonamide chemical structure, C20H21NO4S2, CAS 2034435-56-6
N-(2-Hydroxy-2-(4-(thiophen-3-yl)phenyl)ethyl)-4-methoxy-2-methylbenzenesulfonamide
CAS 2034435-56-6C20H21NO4S2
Ethyl 4,5-dimethyl-2-{[(3-phenyl-5,6-dihydro-1,4-oxathiin-2-yl)carbonyl]amino}thiophene-3-carboxylate chemical structure, C20H21NO4S2, CAS 1010904-53-6
Ethyl 4,5-dimethyl-2-{[(3-phenyl-5,6-dihydro-1,4-oxathiin-2-yl)carbonyl]amino}thiophene-3-carboxylate
CAS 1010904-53-6C20H21NO4S2
3-(Benzenesulfonyl)-N-[2-(1-benzothiophen-2-yl)-2-hydroxypropyl]propanamide chemical structure, C20H21NO4S2, CAS 2034263-24-4
3-(Benzenesulfonyl)-N-[2-(1-benzothiophen-2-yl)-2-hydroxypropyl]propanamide
CAS 2034263-24-4C20H21NO4S2
Diethyl [(diphenylcarbamothioyl)sulfanyl]propanedioate chemical structure, C20H21NO4S2, CAS 230310-02-8
Diethyl [(diphenylcarbamothioyl)sulfanyl]propanedioate
CAS 230310-02-8C20H21NO4S2
2-Isopropyl-4-methoxy-5-(thiazol-4-yl)phenyl 4-methylbenzenesulfonate chemical structure, C20H21NO4S2, CAS 865305-69-7
2-Isopropyl-4-methoxy-5-(thiazol-4-yl)phenyl 4-methylbenzenesulfonate
CAS 865305-69-7C20H21NO4S2
N-{[4-(Furan-3-yl)thiophen-2-yl]methyl}-2-[4-(propane-2-sulfonyl)phenyl]acetamide chemical structure, C20H21NO4S2, CAS 2380044-13-1
N-{[4-(Furan-3-yl)thiophen-2-yl]methyl}-2-[4-(propane-2-sulfonyl)phenyl]acetamide
CAS 2380044-13-1C20H21NO4S2
(2R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-{[(methylsulfanyl)methyl]sulfanyl}propanoic acid chemical structure, C20H21NO4S2, CAS 2679816-55-6
(2R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-{[(methylsulfanyl)methyl]sulfanyl}propanoic acid
CAS 2679816-55-6C20H21NO4S2
N-{[4-(Furan-2-yl)thiophen-2-yl]methyl}-2-[4-(propane-2-sulfonyl)phenyl]acetamide chemical structure, C20H21NO4S2, CAS 2415553-63-6
N-{[4-(Furan-2-yl)thiophen-2-yl]methyl}-2-[4-(propane-2-sulfonyl)phenyl]acetamide
CAS 2415553-63-6C20H21NO4S2

Frequently asked questions

What is the molar mass of C20H21NO4S2?

The molar mass of C20H21NO4S2 is 403.51 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 403.0912 Da.

How many compounds have the formula C20H21NO4S2?

CompoundList lists 23 compounds with the molecular formula C20H21NO4S2, including N-(1,1-Dioxothiolan-3-yl)-3,6-dimethyl-N-(thiophen-2-ylmethyl)-1-benzofuran-2-carboxamide, N-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-methyl-N-[(3-methylthiophen-2-yl)methyl]-1-benzofuran-2-carboxamide, Fmoc-NH-ethyl-SS-propionic acid. 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 C20H21NO4S2?

C20H21NO4S2 has a degree of unsaturation of 11. 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.