CompoundList
Molecular formula

C21H24N4O3

201 compounds have this formula on CompoundList.

Molar mass
380.45g/mol
Monoisotopic mass
380.1848Da
Atoms
52
Elements
4
Rings plus double bonds
12

The formula C21H24N4O3 describes a molecule made of 21 carbon atoms, 24 hydrogen atoms, 4 nitrogen atoms and 3 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 × 2166.30%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 246.36%
    1.008 × 24 = 24.192 g/mol
  • N Nitrogen × 414.73%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 312.62%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C21H24N4O3

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

Showing 1 to 100 of 201 compounds

Pfi-4 chemical structure, C21H24N4O3, CAS 900305-37-5
Pfi-4
CAS 900305-37-5C21H24N4O3
2-[4-(Dimethylamino)phenyl]azobenzoic acid (2-keto-2-pyrrolidino-ethyl) ester chemical structure, C21H24N4O3, CAS 474930-79-5
2-[4-(Dimethylamino)phenyl]azobenzoic acid (2-keto-2-pyrrolidino-ethyl) ester
CAS 474930-79-5C21H24N4O3
Ethyl 1-cyclohexyl-2-imino-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate chemical structure, C21H24N4O3, CAS 510762-26-2
Ethyl 1-cyclohexyl-2-imino-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate
CAS 510762-26-2C21H24N4O3
(Tetrahydrofuran-2-yl)methyl 2-amino-1-cyclopentyl-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate chemical structure, C21H24N4O3, CAS 844853-20-9
(Tetrahydrofuran-2-yl)methyl 2-amino-1-cyclopentyl-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate
CAS 844853-20-9C21H24N4O3
4-Methoxy-N-[2-(2-methoxyethyl)-1,2,3,4-tetrahydropyrazino[1,2-a]benzimidazol-8-yl]benzamide chemical structure, C21H24N4O3, CAS 727685-05-4
4-Methoxy-N-[2-(2-methoxyethyl)-1,2,3,4-tetrahydropyrazino[1,2-a]benzimidazol-8-yl]benzamide
CAS 727685-05-4C21H24N4O3
6-Cyclopropyl-N-(3,4-dimethoxyphenyl)-1-propan-2-ylpyrazolo[3,4-b]pyridine-4-carboxamide chemical structure, C21H24N4O3, CAS 878443-27-7
6-Cyclopropyl-N-(3,4-dimethoxyphenyl)-1-propan-2-ylpyrazolo[3,4-b]pyridine-4-carboxamide
CAS 878443-27-7C21H24N4O3
2-(2-(4-Nicotinoylpiperazin-1-yl)ethyl)-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione chemical structure, C21H24N4O3, CAS 361366-54-3
2-(2-(4-Nicotinoylpiperazin-1-yl)ethyl)-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione
CAS 361366-54-3C21H24N4O3
1-(4-Ethoxyphenyl)-3-[4-(pyridin-2-yl)piperazin-1-yl]pyrrolidine-2,5-dione chemical structure, C21H24N4O3, CAS 331966-23-5
1-(4-Ethoxyphenyl)-3-[4-(pyridin-2-yl)piperazin-1-yl]pyrrolidine-2,5-dione
CAS 331966-23-5C21H24N4O3
[4-[3-(Cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]-(3-methylphenyl)methanone chemical structure, C21H24N4O3, CAS 430458-90-5
[4-[3-(Cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]-(3-methylphenyl)methanone
CAS 430458-90-5C21H24N4O3
[4-[3-(Cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]-(2-methylphenyl)methanone chemical structure, C21H24N4O3, CAS 432538-60-8
[4-[3-(Cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]-(2-methylphenyl)methanone
CAS 432538-60-8C21H24N4O3
N-(2,4-Dimethoxyphenyl)-5-methyl-1-[4-(propan-2-yl)phenyl]-1H-1,2,3-triazole-4-carboxamide chemical structure, C21H24N4O3, CAS 902884-51-9
N-(2,4-Dimethoxyphenyl)-5-methyl-1-[4-(propan-2-yl)phenyl]-1H-1,2,3-triazole-4-carboxamide
CAS 902884-51-9C21H24N4O3
3-[2-[4-(2-Methoxyphenyl)-1-piperazinyl]ethyl]-2,4(1H,3H)-quinazolinedione chemical structure, C21H24N4O3, CAS 88068-67-1
3-[2-[4-(2-Methoxyphenyl)-1-piperazinyl]ethyl]-2,4(1H,3H)-quinazolinedione
CAS 88068-67-1C21H24N4O3
1-(3-Ethoxyphenyl)-3-(4-pyridin-2-ylpiperazin-1-yl)pyrrolidine-2,5-dione chemical structure, C21H24N4O3, CAS 313380-86-8
1-(3-Ethoxyphenyl)-3-(4-pyridin-2-ylpiperazin-1-yl)pyrrolidine-2,5-dione
CAS 313380-86-8C21H24N4O3
3-((3,4-Dimethoxyphenyl)amino)-6-(4-isopropylbenzyl)-1,2,4-triazin-5(4H)-one chemical structure, C21H24N4O3, CAS 899736-86-8
3-((3,4-Dimethoxyphenyl)amino)-6-(4-isopropylbenzyl)-1,2,4-triazin-5(4H)-one
CAS 899736-86-8C21H24N4O3
2-(6-Nitro-2-phenyl-imidazo[1,2-a]pyridin-3-yl)-N,N-dipropyl-acetamide chemical structure, C21H24N4O3, CAS 193979-72-5
2-(6-Nitro-2-phenyl-imidazo[1,2-a]pyridin-3-yl)-N,N-dipropyl-acetamide
CAS 193979-72-5C21H24N4O3
2-(2-(4-Acetylpiperazine-1-carbonyl)-1H-pyrrol-1-yl)-1-(indolin-1-yl)ethanone chemical structure, C21H24N4O3, CAS 1021260-93-4
2-(2-(4-Acetylpiperazine-1-carbonyl)-1H-pyrrol-1-yl)-1-(indolin-1-yl)ethanone
CAS 1021260-93-4C21H24N4O3
N-[1-(2-Methoxyethyl)-1H-indol-4-yl]-2-(3-oxo-5,6,7,8-tetrahydrocinnolin-2(3H)-yl)acetamide chemical structure, C21H24N4O3, CAS 1324086-68-1
N-[1-(2-Methoxyethyl)-1H-indol-4-yl]-2-(3-oxo-5,6,7,8-tetrahydrocinnolin-2(3H)-yl)acetamide
CAS 1324086-68-1C21H24N4O3
2-(2,4-Dimethylbenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione chemical structure, C21H24N4O3, CAS 1775554-06-7
2-(2,4-Dimethylbenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
CAS 1775554-06-7C21H24N4O3
N-[(4-Methoxyphenyl)methyl]-2-(5-methyl-2-oxo-1,4,8-triazatricyclo[7.4.0.03,7]trideca-3(7),5,8-trien-4-yl)acetamide chemical structure, C21H24N4O3, CAS 1775517-31-1
N-[(4-Methoxyphenyl)methyl]-2-(5-methyl-2-oxo-1,4,8-triazatricyclo[7.4.0.03,7]trideca-3(7),5,8-trien-4-yl)acetamide
CAS 1775517-31-1C21H24N4O3
N-(4-Methoxybenzyl)-6-(4-oxobenzo[d][1,2,3]triazin-3(4H)-yl)hexanamide chemical structure, C21H24N4O3, CAS 688354-39-4
N-(4-Methoxybenzyl)-6-(4-oxobenzo[d][1,2,3]triazin-3(4H)-yl)hexanamide
CAS 688354-39-4C21H24N4O3
2-Cyclopentyl-N-(2-methoxy-5-(6-methoxyimidazo[1,2-b]pyridazin-2-yl)phenyl)acetamide chemical structure, C21H24N4O3, CAS 952969-18-5
2-Cyclopentyl-N-(2-methoxy-5-(6-methoxyimidazo[1,2-b]pyridazin-2-yl)phenyl)acetamide
CAS 952969-18-5C21H24N4O3
1-[[3-(4-Methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl]-3-(4-methylphenyl)-1-propan-2-ylurea chemical structure, C21H24N4O3, CAS 894362-50-6
1-[[3-(4-Methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl]-3-(4-methylphenyl)-1-propan-2-ylurea
CAS 894362-50-6C21H24N4O3
N-(3,4-Dimethoxyphenethyl)-6-(3,5-dimethyl-1H-pyrazol-1-yl)nicotinamide chemical structure, C21H24N4O3, CAS 1251691-59-4
N-(3,4-Dimethoxyphenethyl)-6-(3,5-dimethyl-1H-pyrazol-1-yl)nicotinamide
CAS 1251691-59-4C21H24N4O3
5,7-Dimethoxy-2-[4-(4-methylpiperazin-1-yl)phenyl]-3H-quinazolin-4-one chemical structure, C21H24N4O3, CAS 1044870-65-6
5,7-Dimethoxy-2-[4-(4-methylpiperazin-1-yl)phenyl]-3H-quinazolin-4-one
CAS 1044870-65-6C21H24N4O3

Frequently asked questions

What is the molar mass of C21H24N4O3?

The molar mass of C21H24N4O3 is 380.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 24 hydrogen atoms, 4 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 380.1848 Da.

How many compounds have the formula C21H24N4O3?

CompoundList lists 201 compounds with the molecular formula C21H24N4O3, including Pfi-4, 2-[4-(Dimethylamino)phenyl]azobenzoic acid (2-keto-2-pyrrolidino-ethyl) ester, Ethyl 1-cyclohexyl-2-imino-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-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 C21H24N4O3?

C21H24N4O3 has a degree of unsaturation of 12. 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.