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Molecular formula

C21H26N4O3S2

30 compounds have this formula on CompoundList.

Molar mass
446.58g/mol
Monoisotopic mass
446.1446Da
Atoms
56
Elements
5
Rings plus double bonds
11

The formula C21H26N4O3S2 describes a molecule made of 21 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 3 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 × 2156.48%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 265.87%
    1.008 × 26 = 26.208 g/mol
  • N Nitrogen × 412.55%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 310.75%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 214.36%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C21H26N4O3S2

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

Showing 1 to 30 of 30 compounds

(Z)-5-((2-((3-Ethoxypropyl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-propyl-2-thioxothiazolidin-4-one chemical structure, C21H26N4O3S2, CAS 1164473-99-7
(Z)-5-((2-((3-Ethoxypropyl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-propyl-2-thioxothiazolidin-4-one
CAS 1164473-99-7C21H26N4O3S2
3-[(Z)-(3-Butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(3-ethoxypropyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 615279-34-0
3-[(Z)-(3-Butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(3-ethoxypropyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one
CAS 615279-34-0C21H26N4O3S2
N-(3-Cyano-5,5,7,7-tetramethyl-4,6-dihydrothieno[2,3-c]pyridin-2-yl)-4-(dimethylsulfamoyl)benzamide chemical structure, C21H26N4O3S2, CAS 681438-80-2
N-(3-Cyano-5,5,7,7-tetramethyl-4,6-dihydrothieno[2,3-c]pyridin-2-yl)-4-(dimethylsulfamoyl)benzamide
CAS 681438-80-2C21H26N4O3S2
N-((4-((4-Methylpiperazin-1-yl)sulfonyl)phenyl)carbamothioyl)-3-phenylpropanamide chemical structure, C21H26N4O3S2, CAS 712318-79-1
N-((4-((4-Methylpiperazin-1-yl)sulfonyl)phenyl)carbamothioyl)-3-phenylpropanamide
CAS 712318-79-1C21H26N4O3S2
1-(2,5-Dimethylbenzyl)-3-(1-(methylsulfonyl)piperidin-4-yl)-4-(thiophen-2-yl)-1H-1,2,4-triazol-5(4H)-one chemical structure, C21H26N4O3S2, CAS 1105211-11-7
1-(2,5-Dimethylbenzyl)-3-(1-(methylsulfonyl)piperidin-4-yl)-4-(thiophen-2-yl)-1H-1,2,4-triazol-5(4H)-one
CAS 1105211-11-7C21H26N4O3S2
N-(3-Acetamidophenyl)-2-((4-(2-(azepan-1-yl)-2-oxoethyl)thiazol-2-yl)thio)acetamide chemical structure, C21H26N4O3S2, CAS 954039-30-6
N-(3-Acetamidophenyl)-2-((4-(2-(azepan-1-yl)-2-oxoethyl)thiazol-2-yl)thio)acetamide
CAS 954039-30-6C21H26N4O3S2
N-(3-Acetamidophenyl)-2-((4-(2-(3-methylpiperidin-1-yl)-2-oxoethyl)thiazol-2-yl)thio)acetamide chemical structure, C21H26N4O3S2, CAS 954039-34-0
N-(3-Acetamidophenyl)-2-((4-(2-(3-methylpiperidin-1-yl)-2-oxoethyl)thiazol-2-yl)thio)acetamide
CAS 954039-34-0C21H26N4O3S2
(Z)-3-Butyl-5-((2-((1-hydroxybutan-2-yl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one chemical structure, C21H26N4O3S2, CAS 615272-24-7
(Z)-3-Butyl-5-((2-((1-hydroxybutan-2-yl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one
CAS 615272-24-7C21H26N4O3S2
(Z)-5-((2-((1-Hydroxybutan-2-yl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-isobutyl-2-thioxothiazolidin-4-one chemical structure, C21H26N4O3S2, CAS 615272-42-9
(Z)-5-((2-((1-Hydroxybutan-2-yl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-isobutyl-2-thioxothiazolidin-4-one
CAS 615272-42-9C21H26N4O3S2
(Z)-5-((2-((3-Ethoxypropyl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-isopropyl-2-thioxothiazolidin-4-one chemical structure, C21H26N4O3S2, CAS 617683-81-5
(Z)-5-((2-((3-Ethoxypropyl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-isopropyl-2-thioxothiazolidin-4-one
CAS 617683-81-5C21H26N4O3S2
N-{4-[(5-Ethyl-1,3,4-thiadiazol-2-yl)sulfamoyl]phenyl}adamantane-1-carboxamide chemical structure, C21H26N4O3S2, CAS 307524-03-4
N-{4-[(5-Ethyl-1,3,4-thiadiazol-2-yl)sulfamoyl]phenyl}adamantane-1-carboxamide
CAS 307524-03-4C21H26N4O3S2
2-[(3-Ethoxypropyl)amino]-3-{(Z)-[3-(2-methylpropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 615279-17-9
2-[(3-Ethoxypropyl)amino]-3-{(Z)-[3-(2-methylpropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 615279-17-9C21H26N4O3S2
2-[[5-(Aminosulfonyl)-1-butyl-1H-benzimidazol-2-yl]thio]-N-(2-phenylethyl)acetamide chemical structure, C21H26N4O3S2, CAS 771510-35-1
2-[[5-(Aminosulfonyl)-1-butyl-1H-benzimidazol-2-yl]thio]-N-(2-phenylethyl)acetamide
CAS 771510-35-1C21H26N4O3S2
N-(2,5-Dimethoxyphenyl)-2-{[5-(4,5-dimethylthiophen-3-yl)-4-propyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C21H26N4O3S2, CAS 889411-82-9
N-(2,5-Dimethoxyphenyl)-2-{[5-(4,5-dimethylthiophen-3-yl)-4-propyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 889411-82-9C21H26N4O3S2
5-Ethyl-N-({4-oxo-3-[2-(pyrrolidin-1-yl)ethyl]-3,4-dihydrophthalazin-1-yl}methyl)thiophene-2-sulfonamide chemical structure, C21H26N4O3S2, CAS 1448071-01-9
5-Ethyl-N-({4-oxo-3-[2-(pyrrolidin-1-yl)ethyl]-3,4-dihydrophthalazin-1-yl}methyl)thiophene-2-sulfonamide
CAS 1448071-01-9C21H26N4O3S2
2-(Benzylthio)-N-(2-(2-oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)ethyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)acetamide chemical structure, C21H26N4O3S2, CAS 1105250-56-3
2-(Benzylthio)-N-(2-(2-oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)ethyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)acetamide
CAS 1105250-56-3C21H26N4O3S2
2-(Ethylthio)-N-(2-(2-oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)ethyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzamide chemical structure, C21H26N4O3S2, CAS 1105250-68-7
2-(Ethylthio)-N-(2-(2-oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)ethyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzamide
CAS 1105250-68-7C21H26N4O3S2
3-[(Z)-(3-Ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 799832-81-8
3-[(Z)-(3-Ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 799832-81-8C21H26N4O3S2
3-{(Z)-[3-(3-Methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 608497-56-9
3-{(Z)-[3-(3-Methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 608497-56-9C21H26N4O3S2
3-{(Z)-[3-(3-Ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 608496-81-7
3-{(Z)-[3-(3-Ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 608496-81-7C21H26N4O3S2
3-[(Z)-(3-Ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 836652-14-3
3-[(Z)-(3-Ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 836652-14-3C21H26N4O3S2
3-{(Z)-[3-(3-Methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 608497-12-7
3-{(Z)-[3-(3-Methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 608497-12-7C21H26N4O3S2
2-(Dipropylamino)-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 840485-57-6
2-(Dipropylamino)-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 840485-57-6C21H26N4O3S2
3-[(Z)-(4-Oxo-3-propyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H26N4O3S2, CAS 836633-91-1
3-[(Z)-(4-Oxo-3-propyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 836633-91-1C21H26N4O3S2

Frequently asked questions

What is the molar mass of C21H26N4O3S2?

The molar mass of C21H26N4O3S2 is 446.58 g/mol, calculated from standard atomic weights for 21 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 446.1446 Da.

How many compounds have the formula C21H26N4O3S2?

CompoundList lists 30 compounds with the molecular formula C21H26N4O3S2, including (Z)-5-((2-((3-Ethoxypropyl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-propyl-2-thioxothiazolidin-4-one, 3-[(Z)-(3-Butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(3-ethoxypropyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one, N-(3-Cyano-5,5,7,7-tetramethyl-4,6-dihydrothieno[2,3-c]pyridin-2-yl)-4-(dimethylsulfamoyl)benzamide. 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 C21H26N4O3S2?

C21H26N4O3S2 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.