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Molecular formula

C21H23N5O4

141 compounds have this formula on CompoundList.

Molar mass
409.45g/mol
Monoisotopic mass
409.1750Da
Atoms
53
Elements
4
Rings plus double bonds
13

The formula C21H23N5O4 describes a molecule made of 21 carbon atoms, 23 hydrogen atoms, 5 nitrogen atoms and 4 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 × 2161.60%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 235.66%
    1.008 × 23 = 23.184 g/mol
  • N Nitrogen × 517.10%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 415.63%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C21H23N5O4

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

Showing 101 to 141 of 141 compounds

Propan-2-yl 4-({[3-(3,5-dimethyl-1H-pyrazol-1-yl)-6-oxopyridazin-1(6H)-yl]acetyl}amino)benzoate chemical structure, C21H23N5O4, CAS 1219583-91-1
Propan-2-yl 4-({[3-(3,5-dimethyl-1H-pyrazol-1-yl)-6-oxopyridazin-1(6H)-yl]acetyl}amino)benzoate
CAS 1219583-91-1C21H23N5O4
3-(2-Oxo-2-(4-(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-2-carbonyl)piperazin-1-yl)ethyl)benzo[d]oxazol-2(3H)-one chemical structure, C21H23N5O4, CAS 2034405-71-3
3-(2-Oxo-2-(4-(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-2-carbonyl)piperazin-1-yl)ethyl)benzo[d]oxazol-2(3H)-one
CAS 2034405-71-3C21H23N5O4
N-(3-Cyclopropyl-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2-(3,4-dimethoxyphenyl)acetamide chemical structure, C21H23N5O4, CAS 1207018-02-7
N-(3-Cyclopropyl-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2-(3,4-dimethoxyphenyl)acetamide
CAS 1207018-02-7C21H23N5O4
N-(3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2,4-dimethoxybenzamide chemical structure, C21H23N5O4, CAS 1203291-67-1
N-(3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2,4-dimethoxybenzamide
CAS 1203291-67-1C21H23N5O4
N-(3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-3,4-dimethoxybenzamide chemical structure, C21H23N5O4, CAS 1226441-72-0
N-(3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-3,4-dimethoxybenzamide
CAS 1226441-72-0C21H23N5O4
7H-1,3-Dioxolo(4,5-h)(2,3)benzodiazepine-7-carboxamide, 8,9-dihydro-5-(4-((aminoacetyl)amino)phenyl)-N,8-dimethyl- chemical structure, C21H23N5O4, CAS 143692-37-9
7H-1,3-Dioxolo(4,5-h)(2,3)benzodiazepine-7-carboxamide, 8,9-dihydro-5-(4-((aminoacetyl)amino)phenyl)-N,8-dimethyl-
CAS 143692-37-9C21H23N5O4
N-(Benzo[d][1,3]dioxol-5-yl)-2-(2-(3,5-dimethyl-1H-pyrazol-1-yl)-6-oxo-4-propylpyrimidin-1(6H)-yl)acetamide chemical structure, C21H23N5O4, CAS 1002569-57-4
N-(Benzo[d][1,3]dioxol-5-yl)-2-(2-(3,5-dimethyl-1H-pyrazol-1-yl)-6-oxo-4-propylpyrimidin-1(6H)-yl)acetamide
CAS 1002569-57-4C21H23N5O4
2-((2,2-Dimethyl-2,3-dihydrobenzofuran-7-yl)oxy)-N-((1-(4-methoxyphenyl)-1H-tetrazol-5-yl)methyl)acetamide chemical structure, C21H23N5O4, CAS 920476-24-0
2-((2,2-Dimethyl-2,3-dihydrobenzofuran-7-yl)oxy)-N-((1-(4-methoxyphenyl)-1H-tetrazol-5-yl)methyl)acetamide
CAS 920476-24-0C21H23N5O4
5-Methyl-2,4-dioxo-N-(3-(2-oxopyrrolidin-1-yl)propyl)-3-phenyl-2,3,4,5-tetrahydro-1H-pyrrolo[3,2-d]pyrimidine-7-carboxamide chemical structure, C21H23N5O4, CAS 921830-01-5
5-Methyl-2,4-dioxo-N-(3-(2-oxopyrrolidin-1-yl)propyl)-3-phenyl-2,3,4,5-tetrahydro-1H-pyrrolo[3,2-d]pyrimidine-7-carboxamide
CAS 921830-01-5C21H23N5O4
Ethyl 4-(5-methyl-3-oxo-2-phenyl-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carbonyl)piperazine-1-carboxylate chemical structure, C21H23N5O4, CAS 921573-91-3
Ethyl 4-(5-methyl-3-oxo-2-phenyl-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carbonyl)piperazine-1-carboxylate
CAS 921573-91-3C21H23N5O4
N-(3,5-Dimethoxyphenyl)-4-[6-(furan-2-yl)pyridazin-3-yl]piperazine-1-carboxamide chemical structure, C21H23N5O4, CAS 1049225-76-4
N-(3,5-Dimethoxyphenyl)-4-[6-(furan-2-yl)pyridazin-3-yl]piperazine-1-carboxamide
CAS 1049225-76-4C21H23N5O4
N-(2H-1,3-Benzodioxol-5-yl)-2-[2-(3,5-dimethyl-1H-pyrazol-1-yl)-5-ethyl-4-methyl-6-oxo-1,6-dihydropyrimidin-1-yl]acetamide chemical structure, C21H23N5O4, CAS 1019107-08-4
N-(2H-1,3-Benzodioxol-5-yl)-2-[2-(3,5-dimethyl-1H-pyrazol-1-yl)-5-ethyl-4-methyl-6-oxo-1,6-dihydropyrimidin-1-yl]acetamide
CAS 1019107-08-4C21H23N5O4
1-(5-Methyl-2,4-dioxo-3-(p-tolyl)-2,3,4,5-tetrahydro-1H-pyrrolo[3,2-d]pyrimidine-7-carbonyl)piperidine-4-carboxamide chemical structure, C21H23N5O4, CAS 921854-06-0
1-(5-Methyl-2,4-dioxo-3-(p-tolyl)-2,3,4,5-tetrahydro-1H-pyrrolo[3,2-d]pyrimidine-7-carbonyl)piperidine-4-carboxamide
CAS 921854-06-0C21H23N5O4
1-(3,4-Dimethoxyphenyl)-3-(4-((6-methoxy-2-methylpyrimidin-4-yl)amino)phenyl)urea chemical structure, C21H23N5O4, CAS 1021090-93-6
1-(3,4-Dimethoxyphenyl)-3-(4-((6-methoxy-2-methylpyrimidin-4-yl)amino)phenyl)urea
CAS 1021090-93-6C21H23N5O4
Ethyl 4-(5-benzyl-3-oxo-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carbonyl)piperazine-1-carboxylate chemical structure, C21H23N5O4, CAS 1219842-39-3
Ethyl 4-(5-benzyl-3-oxo-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carbonyl)piperazine-1-carboxylate
CAS 1219842-39-3C21H23N5O4
7,8-Dimethoxy-2-(2-oxo-2-(4-(pyridin-2-yl)piperazin-1-yl)ethyl)phthalazin-1(2H)-one chemical structure, C21H23N5O4, CAS 1282119-17-8
7,8-Dimethoxy-2-(2-oxo-2-(4-(pyridin-2-yl)piperazin-1-yl)ethyl)phthalazin-1(2H)-one
CAS 1282119-17-8C21H23N5O4
Ethyl 4-[1-methyl-6-(pyridin-2-ylmethoxy)-1H-pyrrolo[2,3-b]pyridin-3-yl]-3-oxopiperazine-1-carboxylate chemical structure, C21H23N5O4, CAS 1380160-66-6
Ethyl 4-[1-methyl-6-(pyridin-2-ylmethoxy)-1H-pyrrolo[2,3-b]pyridin-3-yl]-3-oxopiperazine-1-carboxylate
CAS 1380160-66-6C21H23N5O4
1-(6,7-Dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)-2-[4-(2-methyl-2H-tetrazol-5-yl)phenoxy]ethanone chemical structure, C21H23N5O4, CAS 1574530-30-5
1-(6,7-Dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)-2-[4-(2-methyl-2H-tetrazol-5-yl)phenoxy]ethanone
CAS 1574530-30-5C21H23N5O4
3-(1-(2-(4,5-Dimethyl-6-oxopyrimidin-1(6H)-yl)acetyl)piperidin-4-yl)quinazoline-2,4(1H,3H)-dione chemical structure, C21H23N5O4, CAS 1904019-69-7
3-(1-(2-(4,5-Dimethyl-6-oxopyrimidin-1(6H)-yl)acetyl)piperidin-4-yl)quinazoline-2,4(1H,3H)-dione
CAS 1904019-69-7C21H23N5O4
2-[(2,2-Dimethyl-2,3-dihydro-1-benzofuran-7-yl)oxy]-1-[3-({5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}oxy)azetidin-1-yl]ethan-1-one chemical structure, C21H23N5O4, CAS 2097921-23-6
2-[(2,2-Dimethyl-2,3-dihydro-1-benzofuran-7-yl)oxy]-1-[3-({5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}oxy)azetidin-1-yl]ethan-1-one
CAS 2097921-23-6C21H23N5O4
2-(4-Ethoxyphenoxy)-N-(3-methyl-1-(4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[d]pyrimidin-2-yl)-1H-pyrazol-5-yl)acetamide chemical structure, C21H23N5O4, CAS 1002482-26-9
2-(4-Ethoxyphenoxy)-N-(3-methyl-1-(4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[d]pyrimidin-2-yl)-1H-pyrazol-5-yl)acetamide
CAS 1002482-26-9C21H23N5O4
2-(3,4-Dimethoxyphenyl)-N-(3-methyl-1-(4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[d]pyrimidin-2-yl)-1H-pyrazol-5-yl)acetamide chemical structure, C21H23N5O4, CAS 1002482-34-9
2-(3,4-Dimethoxyphenyl)-N-(3-methyl-1-(4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[d]pyrimidin-2-yl)-1H-pyrazol-5-yl)acetamide
CAS 1002482-34-9C21H23N5O4
N-(3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2-(2-methoxyphenoxy)acetamide chemical structure, C21H23N5O4, CAS 1226440-35-2
N-(3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2-(2-methoxyphenoxy)acetamide
CAS 1226440-35-2C21H23N5O4
N-[3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl]-2-(3-methoxyphenoxy)acetamide chemical structure, C21H23N5O4, CAS 1226441-09-3
N-[3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl]-2-(3-methoxyphenoxy)acetamide
CAS 1226441-09-3C21H23N5O4

Frequently asked questions

What is the molar mass of C21H23N5O4?

The molar mass of C21H23N5O4 is 409.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 23 hydrogen atoms, 5 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 409.1750 Da.

How many compounds have the formula C21H23N5O4?

CompoundList lists 141 compounds with the molecular formula C21H23N5O4, including Propan-2-yl 4-({[3-(3,5-dimethyl-1H-pyrazol-1-yl)-6-oxopyridazin-1(6H)-yl]acetyl}amino)benzoate, 3-(2-Oxo-2-(4-(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-2-carbonyl)piperazin-1-yl)ethyl)benzo[d]oxazol-2(3H)-one, N-(3-Cyclopropyl-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2-(3,4-dimethoxyphenyl)acetamide. 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 C21H23N5O4?

C21H23N5O4 has a degree of unsaturation of 13. 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.