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Molecular formula

C21H14N4O4S

17 compounds have this formula on CompoundList.

Molar mass
418.43g/mol
Monoisotopic mass
418.0736Da
Atoms
44
Elements
5
Rings plus double bonds
17

The formula C21H14N4O4S describes a molecule made of 21 carbon atoms, 14 hydrogen atoms, 4 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 × 2160.28%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 143.37%
    1.008 × 14 = 14.112 g/mol
  • N Nitrogen × 413.39%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 415.29%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 17.66%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H14N4O4S

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

Showing 1 to 17 of 17 compounds

2-Amino-6-{[2-(3,4-dihydroxyphenyl)-2-oxoethyl]sulfanyl}-4-(4-hydroxyphenyl)pyridine-3,5-dicarbonitrile chemical structure, C21H14N4O4S, CAS 337500-87-5
2-Amino-6-{[2-(3,4-dihydroxyphenyl)-2-oxoethyl]sulfanyl}-4-(4-hydroxyphenyl)pyridine-3,5-dicarbonitrile
CAS 337500-87-5C21H14N4O4S
2-[(5Z)-5-(1-Methyl-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-6-oxo-5,6-dihydro[1,3]thiazolo[3,2-b][1,2,4]triazol-2-yl]phenyl acetate chemical structure, C21H14N4O4S, CAS 329923-20-8
2-[(5Z)-5-(1-Methyl-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-6-oxo-5,6-dihydro[1,3]thiazolo[3,2-b][1,2,4]triazol-2-yl]phenyl acetate
CAS 329923-20-8C21H14N4O4S
6-Mercapto-2-(5-(2-nitrophenyl)furan-2-yl)-4-oxo-1-phenyl-1,2,3,4-tetrahydropyrimidine-5-carbonitrile chemical structure, C21H14N4O4S, CAS 489400-08-0
6-Mercapto-2-(5-(2-nitrophenyl)furan-2-yl)-4-oxo-1-phenyl-1,2,3,4-tetrahydropyrimidine-5-carbonitrile
CAS 489400-08-0C21H14N4O4S
N-{[3-(1,3-Benzoxazol-2-yl)phenyl]carbamothioyl}-3-nitrobenzamide chemical structure, C21H14N4O4S, CAS 428497-02-3
N-{[3-(1,3-Benzoxazol-2-yl)phenyl]carbamothioyl}-3-nitrobenzamide
CAS 428497-02-3C21H14N4O4S
{(3Z)-3-[2-(3-Methylphenyl)-6-oxo[1,3]thiazolo[3,2-b][1,2,4]triazol-5(6H)-ylidene]-2-oxo-2,3-dihydro-1H-indol-1-yl}acetic acid chemical structure, C21H14N4O4S, CAS 573945-07-0
{(3Z)-3-[2-(3-Methylphenyl)-6-oxo[1,3]thiazolo[3,2-b][1,2,4]triazol-5(6H)-ylidene]-2-oxo-2,3-dihydro-1H-indol-1-yl}acetic acid
CAS 573945-07-0C21H14N4O4S
4-Nitro-N-[(2-phenyl-1,3-benzoxazol-5-yl)carbamothioyl]benzamide chemical structure, C21H14N4O4S, CAS 333419-80-0
4-Nitro-N-[(2-phenyl-1,3-benzoxazol-5-yl)carbamothioyl]benzamide
CAS 333419-80-0C21H14N4O4S
3-Benzamido-N-(6-nitro-1,3-benzothiazol-2-yl)benzamide chemical structure, C21H14N4O4S, CAS 600125-79-9
3-Benzamido-N-(6-nitro-1,3-benzothiazol-2-yl)benzamide
CAS 600125-79-9C21H14N4O4S
8-Methoxy-3-(2-{[3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl]methyl}-1,3-thiazol-4-yl)-2H-chromen-2-one chemical structure, C21H14N4O4S, CAS 1116054-35-3
8-Methoxy-3-(2-{[3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl]methyl}-1,3-thiazol-4-yl)-2H-chromen-2-one
CAS 1116054-35-3C21H14N4O4S
5-(Furan-2-yl)-N-(2-((3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl)methyl)phenyl)isoxazole-3-carboxamide chemical structure, C21H14N4O4S, CAS 1705130-41-1
5-(Furan-2-yl)-N-(2-((3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl)methyl)phenyl)isoxazole-3-carboxamide
CAS 1705130-41-1C21H14N4O4S
N-[[3-(1,3-Benzoxazol-2-yl)phenyl]carbamothioyl]-2-nitrobenzamide chemical structure, C21H14N4O4S, CAS 428473-70-5
N-[[3-(1,3-Benzoxazol-2-yl)phenyl]carbamothioyl]-2-nitrobenzamide
CAS 428473-70-5C21H14N4O4S
2-Nitro-N-[(E)-(5-quinolin-8-ylsulfanylfuran-2-yl)methylideneamino]benzamide chemical structure, C21H14N4O4S, CAS 423730-17-0
2-Nitro-N-[(E)-(5-quinolin-8-ylsulfanylfuran-2-yl)methylideneamino]benzamide
CAS 423730-17-0C21H14N4O4S
3-Nitro-N-[(2-phenyl-1,3-benzoxazol-5-yl)carbamothioyl]benzamide chemical structure, C21H14N4O4S, CAS 428467-22-5
3-Nitro-N-[(2-phenyl-1,3-benzoxazol-5-yl)carbamothioyl]benzamide
CAS 428467-22-5C21H14N4O4S
4-Hydroxy-3-[[4-(4-nitrophenyl)sulfanylphenyl]diazenyl]-1H-quinolin-2-one chemical structure, C21H14N4O4S, CAS 6300-45-4
4-Hydroxy-3-[[4-(4-nitrophenyl)sulfanylphenyl]diazenyl]-1H-quinolin-2-one
CAS 6300-45-4C21H14N4O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(4-methyl-1,3-thiazol-5-yl)-1H-1,3-benzodiazol-1-yl]acetate chemical structure, C21H14N4O4S, CAS 2248357-11-9
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(4-methyl-1,3-thiazol-5-yl)-1H-1,3-benzodiazol-1-yl]acetate
CAS 2248357-11-9C21H14N4O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-ethyl-6-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate chemical structure, C21H14N4O4S, CAS 2248372-02-1
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-ethyl-6-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate
CAS 2248372-02-1C21H14N4O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1,3-dimethyl-6-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate chemical structure, C21H14N4O4S, CAS 2248406-41-7
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1,3-dimethyl-6-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate
CAS 2248406-41-7C21H14N4O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 6-methyl-1-[(thiophen-2-yl)methyl]-1H-pyrazolo[3,4-b]pyridine-4-carboxylate chemical structure, C21H14N4O4S, CAS 2248293-58-3
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 6-methyl-1-[(thiophen-2-yl)methyl]-1H-pyrazolo[3,4-b]pyridine-4-carboxylate
CAS 2248293-58-3C21H14N4O4S

Frequently asked questions

What is the molar mass of C21H14N4O4S?

The molar mass of C21H14N4O4S is 418.43 g/mol, calculated from standard atomic weights for 21 carbon atoms, 14 hydrogen atoms, 4 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 418.0736 Da.

How many compounds have the formula C21H14N4O4S?

CompoundList lists 17 compounds with the molecular formula C21H14N4O4S, including 2-Amino-6-{[2-(3,4-dihydroxyphenyl)-2-oxoethyl]sulfanyl}-4-(4-hydroxyphenyl)pyridine-3,5-dicarbonitrile, 2-[(5Z)-5-(1-Methyl-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-6-oxo-5,6-dihydro[1,3]thiazolo[3,2-b][1,2,4]triazol-2-yl]phenyl acetate, 6-Mercapto-2-(5-(2-nitrophenyl)furan-2-yl)-4-oxo-1-phenyl-1,2,3,4-tetrahydropyrimidine-5-carbonitrile. 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 C21H14N4O4S?

C21H14N4O4S has a degree of unsaturation of 17. 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.