CompoundList
Molecular formula

C21H26N4O3S

86 compounds have this formula on CompoundList.

Molar mass
414.52g/mol
Monoisotopic mass
414.1726Da
Atoms
55
Elements
5
Rings plus double bonds
11

The formula C21H26N4O3S describes a molecule made of 21 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 3 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 × 2160.85%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 266.32%
    1.008 × 26 = 26.208 g/mol
  • N Nitrogen × 413.52%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 311.58%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 17.73%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H26N4O3S

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

Showing 1 to 86 of 86 compounds

2-[(Cyanomethyl)thio]-4-oxo-3-pentyl-N-(tetrahydrofuran-2-ylmethyl)-3,4-dihydroquinazoline-7-carboxamide chemical structure, C21H26N4O3S, CAS 422276-42-4
2-[(Cyanomethyl)thio]-4-oxo-3-pentyl-N-(tetrahydrofuran-2-ylmethyl)-3,4-dihydroquinazoline-7-carboxamide
CAS 422276-42-4C21H26N4O3S
N-Cyclohexyl-2-[4-ethyl-5-(7-methoxy-benzofuran-2-yl)-4H-[1,2,4]triazol-3-ylsulfanyl]-acetamide chemical structure, C21H26N4O3S, CAS 757222-05-2
N-Cyclohexyl-2-[4-ethyl-5-(7-methoxy-benzofuran-2-yl)-4H-[1,2,4]triazol-3-ylsulfanyl]-acetamide
CAS 757222-05-2C21H26N4O3S
1-[2-(Diethylamino)ethyl]-4-[(2,4-dimethyl-1,3-thiazol-5-yl)carbonyl]-3-hydroxy-5-(3-pyridinyl)-1,5-dihydro-2H-pyrrol-2-one chemical structure, C21H26N4O3S, CAS 627822-75-7
1-[2-(Diethylamino)ethyl]-4-[(2,4-dimethyl-1,3-thiazol-5-yl)carbonyl]-3-hydroxy-5-(3-pyridinyl)-1,5-dihydro-2H-pyrrol-2-one
CAS 627822-75-7C21H26N4O3S
2-[2-(Azepan-1-yl)-2-oxoethyl]sulfanyl-3-(2-methoxyethyl)-5H-pyrimido[5,4-b]indol-4-one chemical structure, C21H26N4O3S, CAS 888435-79-8
2-[2-(Azepan-1-yl)-2-oxoethyl]sulfanyl-3-(2-methoxyethyl)-5H-pyrimido[5,4-b]indol-4-one
CAS 888435-79-8C21H26N4O3S
3-(2-Methoxyethyl)-2-[2-(4-methylpiperidin-1-yl)-2-oxoethyl]sulfanyl-5H-pyrimido[5,4-b]indol-4-one chemical structure, C21H26N4O3S, CAS 888435-95-8
3-(2-Methoxyethyl)-2-[2-(4-methylpiperidin-1-yl)-2-oxoethyl]sulfanyl-5H-pyrimido[5,4-b]indol-4-one
CAS 888435-95-8C21H26N4O3S
2'-(2-Methoxyethyl)-N-(5-methyl-1,3,4-thiadiazol-2-yl)-1'-oxo-1',4'-dihydro-2'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxamide chemical structure, C21H26N4O3S, CAS 1246036-36-1
2'-(2-Methoxyethyl)-N-(5-methyl-1,3,4-thiadiazol-2-yl)-1'-oxo-1',4'-dihydro-2'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxamide
CAS 1246036-36-1C21H26N4O3S
2,8,8-Trimethyl-3-(2-morpholinoethyl)-7,8-dihydro-3H-pyrano[3'',4'':5',6']pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4(10H)-one chemical structure, C21H26N4O3S, CAS 488841-77-6
2,8,8-Trimethyl-3-(2-morpholinoethyl)-7,8-dihydro-3H-pyrano[3'',4'':5',6']pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4(10H)-one
CAS 488841-77-6C21H26N4O3S
2-((2-Oxo-1-(pyridin-4-ylmethyl)-1,2,5,6,7,8-hexahydroquinazolin-4-yl)thio)-N-((tetrahydrofuran-2-yl)methyl)acetamide chemical structure, C21H26N4O3S, CAS 899957-62-1
2-((2-Oxo-1-(pyridin-4-ylmethyl)-1,2,5,6,7,8-hexahydroquinazolin-4-yl)thio)-N-((tetrahydrofuran-2-yl)methyl)acetamide
CAS 899957-62-1C21H26N4O3S
N1-(3-acetamidophenyl)-N2-((1-(thiophen-2-ylmethyl)piperidin-4-yl)methyl)oxalamide chemical structure, C21H26N4O3S, CAS 952981-94-1
N1-(3-acetamidophenyl)-N2-((1-(thiophen-2-ylmethyl)piperidin-4-yl)methyl)oxalamide
CAS 952981-94-1C21H26N4O3S
2-(6-(4-Ethoxyphenyl)imidazo[2,1-b]thiazol-3-yl)-N-(2-morpholinoethyl)acetamide chemical structure, C21H26N4O3S, CAS 897461-93-7
2-(6-(4-Ethoxyphenyl)imidazo[2,1-b]thiazol-3-yl)-N-(2-morpholinoethyl)acetamide
CAS 897461-93-7C21H26N4O3S
1-(5-(2-Hydroxy-3-methoxyphenyl)-3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-2-(4-methylpiperazin-1-yl)ethanone chemical structure, C21H26N4O3S, CAS 899972-35-1
1-(5-(2-Hydroxy-3-methoxyphenyl)-3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-2-(4-methylpiperazin-1-yl)ethanone
CAS 899972-35-1C21H26N4O3S
7-Heptyl-3-methyl-8-[(2-oxo-2-phenylethyl)sulfanyl]-3,7-dihydro-1H-purine-2,6-dione chemical structure, C21H26N4O3S, CAS 303969-16-6
7-Heptyl-3-methyl-8-[(2-oxo-2-phenylethyl)sulfanyl]-3,7-dihydro-1H-purine-2,6-dione
CAS 303969-16-6C21H26N4O3S
7-Hexyl-1,3-dimethyl-8-phenacylsulfanylpurine-2,6-dione chemical structure, C21H26N4O3S, CAS 487023-56-3
7-Hexyl-1,3-dimethyl-8-phenacylsulfanylpurine-2,6-dione
CAS 487023-56-3C21H26N4O3S
5-(4-Methylpiperidin-1-yl)-2-(4-(piperidin-1-ylsulfonyl)phenyl)oxazole-4-carbonitrile chemical structure, C21H26N4O3S, CAS 941243-55-6
5-(4-Methylpiperidin-1-yl)-2-(4-(piperidin-1-ylsulfonyl)phenyl)oxazole-4-carbonitrile
CAS 941243-55-6C21H26N4O3S
9-(3-Ethoxy-4-hydroxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one chemical structure, C21H26N4O3S, CAS 727403-99-8
9-(3-Ethoxy-4-hydroxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one
CAS 727403-99-8C21H26N4O3S
9-(3,4-Dimethoxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one chemical structure, C21H26N4O3S, CAS 727404-01-5
9-(3,4-Dimethoxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one
CAS 727404-01-5C21H26N4O3S
9-(2,3-Dimethoxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one chemical structure, C21H26N4O3S, CAS 727404-03-7
9-(2,3-Dimethoxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one
CAS 727404-03-7C21H26N4O3S
9-(2,4-Dimethoxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one chemical structure, C21H26N4O3S, CAS 727404-07-1
9-(2,4-Dimethoxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one
CAS 727404-07-1C21H26N4O3S
9-(2,5-Dimethoxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one chemical structure, C21H26N4O3S, CAS 727404-08-2
9-(2,5-Dimethoxyphenyl)-2-(ethylsulfanyl)-6,6-dimethyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one
CAS 727404-08-2C21H26N4O3S
[1-(4-Methylphenyl)sulfonylpyrrolidin-2-yl]-(4-pyridin-2-ylpiperazin-1-yl)methanone chemical structure, C21H26N4O3S, CAS 1008994-71-5
[1-(4-Methylphenyl)sulfonylpyrrolidin-2-yl]-(4-pyridin-2-ylpiperazin-1-yl)methanone
CAS 1008994-71-5C21H26N4O3S
5-(Azepan-1-yl)-2-(4-(piperidin-1-ylsulfonyl)phenyl)oxazole-4-carbonitrile chemical structure, C21H26N4O3S, CAS 941243-93-2
5-(Azepan-1-yl)-2-(4-(piperidin-1-ylsulfonyl)phenyl)oxazole-4-carbonitrile
CAS 941243-93-2C21H26N4O3S
Z-Arg-SBzl chemical structure, C21H26N4O3S, CAS 88253-86-5
Z-Arg-SBzl
CAS 88253-86-5C21H26N4O3S
Imidazo(1,2-a)pyridine, 3-(4-(2-hydroxyethylpiperazin-1-yl)methyl)-2-(p-methylsulfonyl phenyl)- chemical structure, C21H26N4O3S, CAS 2609-67-8
Imidazo(1,2-a)pyridine, 3-(4-(2-hydroxyethylpiperazin-1-yl)methyl)-2-(p-methylsulfonyl phenyl)-
CAS 2609-67-8C21H26N4O3S
N-(3-(5-(4-(Dimethylamino)phenyl)-1-propionyl-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide chemical structure, C21H26N4O3S, CAS 710987-45-4
N-(3-(5-(4-(Dimethylamino)phenyl)-1-propionyl-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide
CAS 710987-45-4C21H26N4O3S

Frequently asked questions

What is the molar mass of C21H26N4O3S?

The molar mass of C21H26N4O3S is 414.52 g/mol, calculated from standard atomic weights for 21 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 414.1726 Da.

How many compounds have the formula C21H26N4O3S?

CompoundList lists 86 compounds with the molecular formula C21H26N4O3S, including 2-[(Cyanomethyl)thio]-4-oxo-3-pentyl-N-(tetrahydrofuran-2-ylmethyl)-3,4-dihydroquinazoline-7-carboxamide, N-Cyclohexyl-2-[4-ethyl-5-(7-methoxy-benzofuran-2-yl)-4H-[1,2,4]triazol-3-ylsulfanyl]-acetamide, 1-[2-(Diethylamino)ethyl]-4-[(2,4-dimethyl-1,3-thiazol-5-yl)carbonyl]-3-hydroxy-5-(3-pyridinyl)-1,5-dihydro-2H-pyrrol-2-one. 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 C21H26N4O3S?

C21H26N4O3S 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.