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Molecular formula

C21H17N5O5

20 compounds have this formula on CompoundList.

Molar mass
419.40g/mol
Monoisotopic mass
419.1230Da
Atoms
48
Elements
4
Rings plus double bonds
16

The formula C21H17N5O5 describes a molecule made of 21 carbon atoms, 17 hydrogen atoms, 5 nitrogen atoms and 5 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 × 2160.14%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 174.09%
    1.008 × 17 = 17.136 g/mol
  • N Nitrogen × 516.70%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 519.07%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C21H17N5O5

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

Showing 1 to 20 of 20 compounds

(2-Benzhydryloxycarbonylamino-6-oxo-1,6-dihydro-purin-9-yl)-acetic acid chemical structure, C21H17N5O5, CAS 169287-79-0
(2-Benzhydryloxycarbonylamino-6-oxo-1,6-dihydro-purin-9-yl)-acetic acid
CAS 169287-79-0C21H17N5O5
4-Methoxy-N-[2-(4-methoxyphenyl)benzotriazol-5-yl]-3-nitrobenzamide chemical structure, C21H17N5O5, CAS 313483-74-8
4-Methoxy-N-[2-(4-methoxyphenyl)benzotriazol-5-yl]-3-nitrobenzamide
CAS 313483-74-8C21H17N5O5
2-Benzamido-N-(2-(3-(furan-2-yl)-6-oxopyridazin-1(6H)-yl)ethyl)oxazole-4-carboxamide chemical structure, C21H17N5O5, CAS 1286725-93-6
2-Benzamido-N-(2-(3-(furan-2-yl)-6-oxopyridazin-1(6H)-yl)ethyl)oxazole-4-carboxamide
CAS 1286725-93-6C21H17N5O5
N-(1-(4,5-Dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-(furan-2-yl)-1H-pyrazol-5-yl)benzo[d][1,3]dioxole-5-carboxamide chemical structure, C21H17N5O5, CAS 1171575-03-3
N-(1-(4,5-Dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-(furan-2-yl)-1H-pyrazol-5-yl)benzo[d][1,3]dioxole-5-carboxamide
CAS 1171575-03-3C21H17N5O5
(Z)-N-(1-(1-Cyano-2-((2-methoxyethyl)amino)-2-oxoethylidene)-1H-isoindol-3-yl)-4-nitrobenzamide chemical structure, C21H17N5O5, CAS 885183-39-1
(Z)-N-(1-(1-Cyano-2-((2-methoxyethyl)amino)-2-oxoethylidene)-1H-isoindol-3-yl)-4-nitrobenzamide
CAS 885183-39-1C21H17N5O5
(Z)-N-(1-(1-Cyano-2-((2-methoxyethyl)amino)-2-oxoethylidene)-1H-isoindol-3-yl)-3-nitrobenzamide chemical structure, C21H17N5O5, CAS 885183-46-0
(Z)-N-(1-(1-Cyano-2-((2-methoxyethyl)amino)-2-oxoethylidene)-1H-isoindol-3-yl)-3-nitrobenzamide
CAS 885183-46-0C21H17N5O5
9-(2H-1,3-Benzodioxol-5-yl)-2-(2-ethoxyphenyl)-8-oxo-8,9-dihydro-7H-purine-6-carboxamide chemical structure, C21H17N5O5, CAS 898447-33-1
9-(2H-1,3-Benzodioxol-5-yl)-2-(2-ethoxyphenyl)-8-oxo-8,9-dihydro-7H-purine-6-carboxamide
CAS 898447-33-1C21H17N5O5
N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-(3-oxo-8-phenoxy-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamide chemical structure, C21H17N5O5, CAS 1251621-18-7
N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-(3-oxo-8-phenoxy-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamide
CAS 1251621-18-7C21H17N5O5
Methyl 3-(2-(3-oxo-8-phenoxy-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamido)benzoate chemical structure, C21H17N5O5, CAS 1251692-24-6
Methyl 3-(2-(3-oxo-8-phenoxy-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamido)benzoate
CAS 1251692-24-6C21H17N5O5
Methyl 4-(2-(3-oxo-8-phenoxy-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamido)benzoate chemical structure, C21H17N5O5, CAS 1251633-65-4
Methyl 4-(2-(3-oxo-8-phenoxy-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamido)benzoate
CAS 1251633-65-4C21H17N5O5
N-((1H-Benzo[d]imidazol-2-yl)methyl)-3-(benzo[d][1,3]dioxol-5-ylmethyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide chemical structure, C21H17N5O5, CAS 1396784-82-9
N-((1H-Benzo[d]imidazol-2-yl)methyl)-3-(benzo[d][1,3]dioxol-5-ylmethyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide
CAS 1396784-82-9C21H17N5O5
9-(2H-1,3-Benzodioxol-5-yl)-2-(4-ethoxyphenyl)-8-oxo-8,9-dihydro-7H-purine-6-carboxamide chemical structure, C21H17N5O5, CAS 898443-39-5
9-(2H-1,3-Benzodioxol-5-yl)-2-(4-ethoxyphenyl)-8-oxo-8,9-dihydro-7H-purine-6-carboxamide
CAS 898443-39-5C21H17N5O5
Methyl 2-(2-(3-oxo-8-phenoxy-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamido)benzoate chemical structure, C21H17N5O5, CAS 1251696-43-1
Methyl 2-(2-(3-oxo-8-phenoxy-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamido)benzoate
CAS 1251696-43-1C21H17N5O5
N-(2H-1,3-Benzodioxol-5-yl)-2-[8-(4-methylphenoxy)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyrazin-2-yl]acetamide chemical structure, C21H17N5O5, CAS 1251600-11-9
N-(2H-1,3-Benzodioxol-5-yl)-2-[8-(4-methylphenoxy)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyrazin-2-yl]acetamide
CAS 1251600-11-9C21H17N5O5
N-(5-(5-Oxo-1-phenylpyrrolidin-3-yl)-1,3,4-oxadiazol-2-yl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide chemical structure, C21H17N5O5, CAS 1286719-13-8
N-(5-(5-Oxo-1-phenylpyrrolidin-3-yl)-1,3,4-oxadiazol-2-yl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide
CAS 1286719-13-8C21H17N5O5
N-(1-(4-Ethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-(furan-2-yl)-1H-pyrazol-5-yl)benzo[d][1,3]dioxole-5-carboxamide chemical structure, C21H17N5O5, CAS 1207051-48-6
N-(1-(4-Ethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-(furan-2-yl)-1H-pyrazol-5-yl)benzo[d][1,3]dioxole-5-carboxamide
CAS 1207051-48-6C21H17N5O5
N-(3-(Furan-2-yl)-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide chemical structure, C21H17N5O5, CAS 1207016-95-2
N-(3-(Furan-2-yl)-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide
CAS 1207016-95-2C21H17N5O5
N-(1,3-Benzodioxol-5-yl)-2-[1-(4-methoxyphenyl)-4-oxopyrazolo[3,4-d]pyrimidin-5-yl]acetamide chemical structure, C21H17N5O5, CAS 841212-67-7
N-(1,3-Benzodioxol-5-yl)-2-[1-(4-methoxyphenyl)-4-oxopyrazolo[3,4-d]pyrimidin-5-yl]acetamide
CAS 841212-67-7C21H17N5O5
Benzamide, N-[3-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]-3,5-dinitro- chemical structure, C21H17N5O5, CAS 886135-63-3
Benzamide, N-[3-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]-3,5-dinitro-
CAS 886135-63-3C21H17N5O5
4-[[4-(Azidomethyl)phenyl]methoxy]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione chemical structure, C21H17N5O5, CAS 2714511-80-3
4-[[4-(Azidomethyl)phenyl]methoxy]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione
CAS 2714511-80-3C21H17N5O5

Frequently asked questions

What is the molar mass of C21H17N5O5?

The molar mass of C21H17N5O5 is 419.40 g/mol, calculated from standard atomic weights for 21 carbon atoms, 17 hydrogen atoms, 5 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 419.1230 Da.

How many compounds have the formula C21H17N5O5?

CompoundList lists 20 compounds with the molecular formula C21H17N5O5, including (2-Benzhydryloxycarbonylamino-6-oxo-1,6-dihydro-purin-9-yl)-acetic acid, 4-Methoxy-N-[2-(4-methoxyphenyl)benzotriazol-5-yl]-3-nitrobenzamide, 2-Benzamido-N-(2-(3-(furan-2-yl)-6-oxopyridazin-1(6H)-yl)ethyl)oxazole-4-carboxamide. 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 C21H17N5O5?

C21H17N5O5 has a degree of unsaturation of 16. 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.