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Molecular formula

C21H21N5O6

17 compounds have this formula on CompoundList.

Molar mass
439.43g/mol
Monoisotopic mass
439.1492Da
Atoms
53
Elements
4
Rings plus double bonds
14

The formula C21H21N5O6 describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms and 6 oxygen 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 × 2157.40%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 214.82%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 515.94%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 621.85%
    15.999 × 6 = 95.994 g/mol
Look up another formula

Compounds with the formula C21H21N5O6

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

Showing 1 to 17 of 17 compounds

CB 3705 chemical structure, C21H21N5O6, CAS 5854-11-5
CB 3705
CAS 5854-11-5C21H21N5O6
5,8-Dideazaisofolic acid chemical structure, C21H21N5O6, CAS 56239-21-5
5,8-Dideazaisofolic acid
CAS 56239-21-5C21H21N5O6
Disperse Red 82 chemical structure, C21H21N5O6, CAS 30124-94-8
Disperse Red 82
CAS 30124-94-8C21H21N5O6
5,10-Dideazafolic acid chemical structure, C21H21N5O6, CAS 85597-18-8
5,10-Dideazafolic acid
CAS 85597-18-8C21H21N5O6
1-(3-(3-(5-(Benzo[d][1,3]dioxol-5-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)-3-oxopropyl)pyrimidine-2,4(1H,3H)-dione chemical structure, C21H21N5O6, CAS 1219904-48-9
1-(3-(3-(5-(Benzo[d][1,3]dioxol-5-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)-3-oxopropyl)pyrimidine-2,4(1H,3H)-dione
CAS 1219904-48-9C21H21N5O6
N-1,3-Benzodioxol-5-yl-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-3,5,6,7,8,9-hexahydropyrimido[1,6-a]azepin-2(1H)-yl]acetamide chemical structure, C21H21N5O6, CAS 1775554-68-1
N-1,3-Benzodioxol-5-yl-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-3,5,6,7,8,9-hexahydropyrimido[1,6-a]azepin-2(1H)-yl]acetamide
CAS 1775554-68-1C21H21N5O6
N-(1,3-Benzodioxol-5-ylmethyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide chemical structure, C21H21N5O6, CAS 1775541-77-9
N-(1,3-Benzodioxol-5-ylmethyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide
CAS 1775541-77-9C21H21N5O6
N-(3,4-dimethoxyphenyl)-2-(5-(4-methoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl)acetamide chemical structure, C21H21N5O6, CAS 1052613-34-9
N-(3,4-dimethoxyphenyl)-2-(5-(4-methoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl)acetamide
CAS 1052613-34-9C21H21N5O6
2-(5-(3,4-Dimethoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl)-N-(3-methoxyphenyl)acetamide chemical structure, C21H21N5O6, CAS 1052610-14-6
2-(5-(3,4-Dimethoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl)-N-(3-methoxyphenyl)acetamide
CAS 1052610-14-6C21H21N5O6
2-(5-(3,4-Dimethoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl)-N-(4-methoxyphenyl)acetamide chemical structure, C21H21N5O6, CAS 1052609-87-6
2-(5-(3,4-Dimethoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl)-N-(4-methoxyphenyl)acetamide
CAS 1052609-87-6C21H21N5O6
2,5-Dimethyl-4-nitro-N-[3-nitro-5-(2,3,5-trimethylphenoxy)phenyl]pyrazole-3-carboxamide chemical structure, C21H21N5O6, CAS 512825-33-1
2,5-Dimethyl-4-nitro-N-[3-nitro-5-(2,3,5-trimethylphenoxy)phenyl]pyrazole-3-carboxamide
CAS 512825-33-1C21H21N5O6
2-(3-(3-(Pyridin-3-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)-N-(o-tolyl)acetamide oxalate chemical structure, C21H21N5O6, CAS 1351634-01-9
2-(3-(3-(Pyridin-3-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)-N-(o-tolyl)acetamide oxalate
CAS 1351634-01-9C21H21N5O6
1H-Isoindole-1,3(2H)-dione, 2-((1-((bis(2-hydroxyethyl)amino)methyl)-1H-benzimidazol-2-yl)methyl)-5-nitro- chemical structure, C21H21N5O6, CAS 115398-91-9
1H-Isoindole-1,3(2H)-dione, 2-((1-((bis(2-hydroxyethyl)amino)methyl)-1H-benzimidazol-2-yl)methyl)-5-nitro-
CAS 115398-91-9C21H21N5O6
N-(2-(4-Acetamidobenzamido)ethyl)-3-(furan-2-ylmethyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide chemical structure, C21H21N5O6, CAS 1396785-72-0
N-(2-(4-Acetamidobenzamido)ethyl)-3-(furan-2-ylmethyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide
CAS 1396785-72-0C21H21N5O6
2-(3-(3-Benzyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)-N-(pyridin-3-yl)acetamide oxalate chemical structure, C21H21N5O6, CAS 1396794-29-8
2-(3-(3-Benzyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)-N-(pyridin-3-yl)acetamide oxalate
CAS 1396794-29-8C21H21N5O6
N-Benzyl-2-(3-(3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)acetamide oxalate chemical structure, C21H21N5O6, CAS 1351615-02-5
N-Benzyl-2-(3-(3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)acetamide oxalate
CAS 1351615-02-5C21H21N5O6
Acetic acid, (4-nitrophenoxy)-, (1,2-dihydro-1-(4-morpholinylmethyl)-2-oxo-3H-indol-3-ylidene)hydrazide chemical structure, C21H21N5O6, CAS 81215-58-9
Acetic acid, (4-nitrophenoxy)-, (1,2-dihydro-1-(4-morpholinylmethyl)-2-oxo-3H-indol-3-ylidene)hydrazide
CAS 81215-58-9C21H21N5O6

Frequently asked questions

What is the molar mass of C21H21N5O6?

The molar mass of C21H21N5O6 is 439.43 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms and 6 oxygen atoms. The monoisotopic mass is 439.1492 Da.

How many compounds have the formula C21H21N5O6?

CompoundList lists 17 compounds with the molecular formula C21H21N5O6, including CB 3705, 5,8-Dideazaisofolic acid, Disperse Red 82. 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 C21H21N5O6?

C21H21N5O6 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.