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Molecular formula

C21H20N4O5S2

17 compounds have this formula on CompoundList.

Molar mass
472.53g/mol
Monoisotopic mass
472.0875Da
Atoms
52
Elements
5
Rings plus double bonds
14

The formula C21H20N4O5S2 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms, 5 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 × 2153.38%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 204.27%
    1.008 × 20 = 20.160 g/mol
  • N Nitrogen × 411.86%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 516.93%
    15.999 × 5 = 79.995 g/mol
  • S Sulfur × 213.57%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C21H20N4O5S2

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

Showing 1 to 17 of 17 compounds

1-(4-Methoxyphenyl)-5-oxo-N-[4-(1,3-thiazol-2-ylsulfamoyl)phenyl]pyrrolidine-3-carboxamide chemical structure, C21H20N4O5S2, CAS 431933-03-8
1-(4-Methoxyphenyl)-5-oxo-N-[4-(1,3-thiazol-2-ylsulfamoyl)phenyl]pyrrolidine-3-carboxamide
CAS 431933-03-8C21H20N4O5S2
N-(2,5-Dimethoxyphenyl)-2-((6-methyl-5,5-dioxido-6H-benzo[c]pyrimido[4,5-e][1,2]thiazin-2-yl)thio)acetamide chemical structure, C21H20N4O5S2, CAS 895102-75-7
N-(2,5-Dimethoxyphenyl)-2-((6-methyl-5,5-dioxido-6H-benzo[c]pyrimido[4,5-e][1,2]thiazin-2-yl)thio)acetamide
CAS 895102-75-7C21H20N4O5S2
N-(2-(2-(4-Methoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide chemical structure, C21H20N4O5S2, CAS 877642-30-3
N-(2-(2-(4-Methoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide
CAS 877642-30-3C21H20N4O5S2
4-[Bis(prop-2-enyl)sulfamoyl]-N-(3-methyl-6-nitro-1,3-benzothiazol-2-ylidene)benzamide chemical structure, C21H20N4O5S2, CAS 850910-47-3
4-[Bis(prop-2-enyl)sulfamoyl]-N-(3-methyl-6-nitro-1,3-benzothiazol-2-ylidene)benzamide
CAS 850910-47-3C21H20N4O5S2
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-((6-oxo-4-(2-oxo-2-((thiophen-2-ylmethyl)amino)ethyl)-1,6-dihydropyrimidin-2-yl)thio)acetamide chemical structure, C21H20N4O5S2, CAS 1105217-78-4
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-((6-oxo-4-(2-oxo-2-((thiophen-2-ylmethyl)amino)ethyl)-1,6-dihydropyrimidin-2-yl)thio)acetamide
CAS 1105217-78-4C21H20N4O5S2
1-(4-Nitrophenyl)-N-[4-(1,3-thiazol-2-ylsulfamoyl)phenyl]cyclopentanecarboxamide chemical structure, C21H20N4O5S2, CAS 440097-65-4
1-(4-Nitrophenyl)-N-[4-(1,3-thiazol-2-ylsulfamoyl)phenyl]cyclopentanecarboxamide
CAS 440097-65-4C21H20N4O5S2
(Z)-3-(Furan-2-ylmethyl)-5-((2-((2-(2-hydroxyethoxy)ethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one chemical structure, C21H20N4O5S2, CAS 497079-47-7
(Z)-3-(Furan-2-ylmethyl)-5-((2-((2-(2-hydroxyethoxy)ethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one
CAS 497079-47-7C21H20N4O5S2
Ethyl 4-(2-{[4-amino-5-(benzenesulfonyl)pyrimidin-2-yl]sulfanyl}acetamido)benzoate chemical structure, C21H20N4O5S2, CAS 895648-85-8
Ethyl 4-(2-{[4-amino-5-(benzenesulfonyl)pyrimidin-2-yl]sulfanyl}acetamido)benzoate
CAS 895648-85-8C21H20N4O5S2
N-(3,4-Dimethoxyphenyl)-2-({9-methyl-8,8-dioxo-8lambda6-thia-3,5,9-triazatricyclo[8.4.0.0^{2,7}]tetradeca-1(14),2(7),3,5,10,12-hexaen-4-yl}sulfanyl)acetamide chemical structure, C21H20N4O5S2, CAS 895102-68-8
N-(3,4-Dimethoxyphenyl)-2-({9-methyl-8,8-dioxo-8lambda6-thia-3,5,9-triazatricyclo[8.4.0.0^{2,7}]tetradeca-1(14),2(7),3,5,10,12-hexaen-4-yl}sulfanyl)acetamide
CAS 895102-68-8C21H20N4O5S2
3-(2-(4-(6-(Methylsulfonyl)benzo[d]thiazol-2-yl)piperazin-1-yl)-2-oxoethyl)benzo[d]oxazol-2(3H)-one chemical structure, C21H20N4O5S2, CAS 1169984-79-5
3-(2-(4-(6-(Methylsulfonyl)benzo[d]thiazol-2-yl)piperazin-1-yl)-2-oxoethyl)benzo[d]oxazol-2(3H)-one
CAS 1169984-79-5C21H20N4O5S2
Ethyl 2-(((4,6-dioxo-2-thioxotetrahydropyrimidin-5(2H)-ylidene)methyl)amino)-4-methyl-5-(o-tolylcarbamoyl)thiophene-3-carboxylate chemical structure, C21H20N4O5S2, CAS 1021263-03-5
Ethyl 2-(((4,6-dioxo-2-thioxotetrahydropyrimidin-5(2H)-ylidene)methyl)amino)-4-methyl-5-(o-tolylcarbamoyl)thiophene-3-carboxylate
CAS 1021263-03-5C21H20N4O5S2
Ethyl 4-(2-((5-(2-phenoxyacetamido)-1,3,4-thiadiazol-2-yl)thio)acetamido)benzoate chemical structure, C21H20N4O5S2, CAS 392293-01-5
Ethyl 4-(2-((5-(2-phenoxyacetamido)-1,3,4-thiadiazol-2-yl)thio)acetamido)benzoate
CAS 392293-01-5C21H20N4O5S2
Ethyl 4-[[2-[[5-[(3-methoxybenzoyl)amino]-1,3,4-thiadiazol-2-yl]sulfanyl]acetyl]amino]benzoate chemical structure, C21H20N4O5S2, CAS 392293-18-4
Ethyl 4-[[2-[[5-[(3-methoxybenzoyl)amino]-1,3,4-thiadiazol-2-yl]sulfanyl]acetyl]amino]benzoate
CAS 392293-18-4C21H20N4O5S2
Ethyl 4-[[2-[[5-[(4-methoxybenzoyl)amino]-1,3,4-thiadiazol-2-yl]sulfanyl]acetyl]amino]benzoate chemical structure, C21H20N4O5S2, CAS 392293-19-5
Ethyl 4-[[2-[[5-[(4-methoxybenzoyl)amino]-1,3,4-thiadiazol-2-yl]sulfanyl]acetyl]amino]benzoate
CAS 392293-19-5C21H20N4O5S2
N-[5-({[(4-Acetylphenyl)carbamoyl]methyl}sulfanyl)-1,3,4-thiadiazol-2-yl]-2,4-dimethoxybenzamide chemical structure, C21H20N4O5S2, CAS 868973-34-6
N-[5-({[(4-Acetylphenyl)carbamoyl]methyl}sulfanyl)-1,3,4-thiadiazol-2-yl]-2,4-dimethoxybenzamide
CAS 868973-34-6C21H20N4O5S2
N-(5-((2-((4-Acetylphenyl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)-3,5-dimethoxybenzamide chemical structure, C21H20N4O5S2, CAS 868976-47-0
N-(5-((2-((4-Acetylphenyl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)-3,5-dimethoxybenzamide
CAS 868976-47-0C21H20N4O5S2
4-{3-[4-(3,4-Dimethoxyphenyl)-1,3-thiazol-2-yl]-4-hydroxy-2-imino-2,5-dihydro-1H-pyrrol-1-yl}benzenesulfonamide chemical structure, C21H20N4O5S2, CAS 929816-46-6
4-{3-[4-(3,4-Dimethoxyphenyl)-1,3-thiazol-2-yl]-4-hydroxy-2-imino-2,5-dihydro-1H-pyrrol-1-yl}benzenesulfonamide
CAS 929816-46-6C21H20N4O5S2

Frequently asked questions

What is the molar mass of C21H20N4O5S2?

The molar mass of C21H20N4O5S2 is 472.53 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms, 5 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 472.0875 Da.

How many compounds have the formula C21H20N4O5S2?

CompoundList lists 17 compounds with the molecular formula C21H20N4O5S2, including 1-(4-Methoxyphenyl)-5-oxo-N-[4-(1,3-thiazol-2-ylsulfamoyl)phenyl]pyrrolidine-3-carboxamide, N-(2,5-Dimethoxyphenyl)-2-((6-methyl-5,5-dioxido-6H-benzo[c]pyrimido[4,5-e][1,2]thiazin-2-yl)thio)acetamide, N-(2-(2-(4-Methoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide. 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 C21H20N4O5S2?

C21H20N4O5S2 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.