CompoundList
Sign in
Molecular formula

C21H26N4O4

134 compounds have this formula on CompoundList.

Molar mass
398.46g/mol
Monoisotopic mass
398.1954Da
Atoms
55
Elements
4
Rings plus double bonds
11

The formula C21H26N4O4 describes a molecule made of 21 carbon atoms, 26 hydrogen atoms, 4 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 × 2163.30%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 266.58%
    1.008 × 26 = 26.208 g/mol
  • N Nitrogen × 414.06%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 416.06%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C21H26N4O4

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

Showing 101 to 134 of 134 compounds

N-[2-[[(Phenylmethoxy)carbonyl]amino]benzoyl]-L-leucine hydrazide chemical structure, C21H26N4O4, CAS 84193-02-2
N-[2-[[(Phenylmethoxy)carbonyl]amino]benzoyl]-L-leucine hydrazide
CAS 84193-02-2C21H26N4O4
2-(2,6-Dioxopiperidin-3-yl)-5-({[(1r,4r)-4-(aminomethyl)cyclohexyl]methyl}amino)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703756-19-6
2-(2,6-Dioxopiperidin-3-yl)-5-({[(1r,4r)-4-(aminomethyl)cyclohexyl]methyl}amino)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703756-19-6C21H26N4O4
Ethyl 8-(3,4-dimethoxyphenyl)-7-ethyl-4-propylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylate chemical structure, C21H26N4O4, CAS 945347-47-7
Ethyl 8-(3,4-dimethoxyphenyl)-7-ethyl-4-propylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylate
CAS 945347-47-7C21H26N4O4
Methyl 5-(2-amino-3-cyano-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromen-4-yl)-1-isobutyl-1H-pyrazole-3-carboxylate chemical structure, C21H26N4O4, CAS 1855889-07-4
Methyl 5-(2-amino-3-cyano-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromen-4-yl)-1-isobutyl-1H-pyrazole-3-carboxylate
CAS 1855889-07-4C21H26N4O4
Benzyl tert-butyl (1,2,3,4-tetrahydro-1,5-naphthyridine-3,7-diyl)dicarbamate chemical structure, C21H26N4O4, CAS 1799542-51-0
Benzyl tert-butyl (1,2,3,4-tetrahydro-1,5-naphthyridine-3,7-diyl)dicarbamate
CAS 1799542-51-0C21H26N4O4
4-Methyl-6-[5-(2,3,4-trimethoxybenzoyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyrimidine chemical structure, C21H26N4O4, CAS 2742034-38-2
4-Methyl-6-[5-(2,3,4-trimethoxybenzoyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyrimidine
CAS 2742034-38-2C21H26N4O4
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-{4-[(3,6-dimethylpyrazin-2-yl)oxy]piperidin-1-yl}acetamide chemical structure, C21H26N4O4, CAS 2741895-90-7
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-{4-[(3,6-dimethylpyrazin-2-yl)oxy]piperidin-1-yl}acetamide
CAS 2741895-90-7C21H26N4O4
3-(5-{2,7-Diazaspiro[3.5]nonan-7-yl}-4-methoxy-1-oxo-2,3-dihydro-1H-isoindol-2-yl)piperidine-2,6-dione chemical structure, C21H26N4O4, CAS 2839673-61-7
3-(5-{2,7-Diazaspiro[3.5]nonan-7-yl}-4-methoxy-1-oxo-2,3-dihydro-1H-isoindol-2-yl)piperidine-2,6-dione
CAS 2839673-61-7C21H26N4O4
Benzyl N-[3-(4-ethylpiperazin-1-yl)-5-nitrophenyl]-N-methylcarbamate chemical structure, C21H26N4O4, CAS 2680624-06-8
Benzyl N-[3-(4-ethylpiperazin-1-yl)-5-nitrophenyl]-N-methylcarbamate
CAS 2680624-06-8C21H26N4O4
5-[2-(3-Aminopropyl)piperidin-1-yl]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703762-82-5
5-[2-(3-Aminopropyl)piperidin-1-yl]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703762-82-5C21H26N4O4
2-(2,6-Dioxopiperidin-3-yl)-5-{[2-methyl-2-(pyrrolidin-2-yl)propyl]amino}-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703765-54-0
2-(2,6-Dioxopiperidin-3-yl)-5-{[2-methyl-2-(pyrrolidin-2-yl)propyl]amino}-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703765-54-0C21H26N4O4
5-[(2-Amino-1-cyclohexylethyl)amino]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703763-43-1
5-[(2-Amino-1-cyclohexylethyl)amino]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703763-43-1C21H26N4O4
5-{[(2,2-Dimethylpiperidin-4-yl)methyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703770-04-9
5-{[(2,2-Dimethylpiperidin-4-yl)methyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703770-04-9C21H26N4O4
5-[3-(3-Amino-2,2-dimethylpropyl)azetidin-1-yl]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703760-95-4
5-[3-(3-Amino-2,2-dimethylpropyl)azetidin-1-yl]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703760-95-4C21H26N4O4
5-{[4-(Aminomethyl)-4-methylcyclohexyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703762-00-7
5-{[4-(Aminomethyl)-4-methylcyclohexyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703762-00-7C21H26N4O4
rac-5-({[(1R,3S)-3-(aminomethyl)cyclohexyl]methyl}amino)-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2731012-25-0
rac-5-({[(1R,3S)-3-(aminomethyl)cyclohexyl]methyl}amino)-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2731012-25-0C21H26N4O4
2-(2,6-Dioxopiperidin-3-yl)-5-{2-[2-(methylamino)ethyl]piperidin-1-yl}-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703763-24-8
2-(2,6-Dioxopiperidin-3-yl)-5-{2-[2-(methylamino)ethyl]piperidin-1-yl}-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703763-24-8C21H26N4O4
5-(4-Amino-4-propylpiperidin-1-yl)-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703762-61-0
5-(4-Amino-4-propylpiperidin-1-yl)-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703762-61-0C21H26N4O4
5-{[(3,3-Dimethylpiperidin-2-yl)methyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703766-28-1
5-{[(3,3-Dimethylpiperidin-2-yl)methyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703766-28-1C21H26N4O4
2-(2,6-Dioxopiperidin-3-yl)-5-{4-[(ethylamino)methyl]piperidin-1-yl}-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703760-22-7
2-(2,6-Dioxopiperidin-3-yl)-5-{4-[(ethylamino)methyl]piperidin-1-yl}-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703760-22-7C21H26N4O4
2-(2,6-Dioxopiperidin-3-yl)-5-{[1-(piperidin-4-yl)propan-2-yl]amino}-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703770-40-3
2-(2,6-Dioxopiperidin-3-yl)-5-{[1-(piperidin-4-yl)propan-2-yl]amino}-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703770-40-3C21H26N4O4
2-(2,6-Dioxopiperidin-3-yl)-5-{[3-(piperidin-4-yl)propyl]amino}-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703761-43-5
2-(2,6-Dioxopiperidin-3-yl)-5-{[3-(piperidin-4-yl)propyl]amino}-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703761-43-5C21H26N4O4
2-(2,6-Dioxopiperidin-3-yl)-5-{4-[2-(methylamino)ethyl]piperidin-1-yl}-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703768-26-5
2-(2,6-Dioxopiperidin-3-yl)-5-{4-[2-(methylamino)ethyl]piperidin-1-yl}-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703768-26-5C21H26N4O4
5-{[2-(Azepan-4-yl)ethyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C21H26N4O4, CAS 2703765-67-5
5-{[2-(Azepan-4-yl)ethyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 2703765-67-5C21H26N4O4

Frequently asked questions

What is the molar mass of C21H26N4O4?

The molar mass of C21H26N4O4 is 398.46 g/mol, calculated from standard atomic weights for 21 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 398.1954 Da.

How many compounds have the formula C21H26N4O4?

CompoundList lists 134 compounds with the molecular formula C21H26N4O4, including N-[2-[[(Phenylmethoxy)carbonyl]amino]benzoyl]-L-leucine hydrazide, 2-(2,6-Dioxopiperidin-3-yl)-5-({[(1r,4r)-4-(aminomethyl)cyclohexyl]methyl}amino)-2,3-dihydro-1H-isoindole-1,3-dione, Ethyl 8-(3,4-dimethoxyphenyl)-7-ethyl-4-propylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylate. 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 C21H26N4O4?

C21H26N4O4 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.