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Molecular formula

C21H25N5O3

230 compounds have this formula on CompoundList.

Molar mass
395.46g/mol
Monoisotopic mass
395.1957Da
Atoms
54
Elements
4
Rings plus double bonds
12

The formula C21H25N5O3 describes a molecule made of 21 carbon atoms, 25 hydrogen atoms, 5 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 × 2163.78%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 256.37%
    1.008 × 25 = 25.200 g/mol
  • N Nitrogen × 517.71%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 312.14%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C21H25N5O3

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

Showing 201 to 230 of 230 compounds

5-(3-Methoxypropyl)-2-phenyl-7-(piperazine-1-carbonyl)pyrazolo[4,3-c]pyridin-3-one chemical structure, C21H25N5O3, CAS 1105192-29-7
5-(3-Methoxypropyl)-2-phenyl-7-(piperazine-1-carbonyl)pyrazolo[4,3-c]pyridin-3-one
CAS 1105192-29-7C21H25N5O3
2-(3-(4-Ethoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-(2-methyl-1H-imidazol-1-yl)ethyl)propanamide chemical structure, C21H25N5O3, CAS 1235635-00-3
2-(3-(4-Ethoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-(2-methyl-1H-imidazol-1-yl)ethyl)propanamide
CAS 1235635-00-3C21H25N5O3
N-(2,5-Diethoxyphenyl)-5-[(3,4-dimethylphenyl)amino]-1H-1,2,3-triazole-4-carboxamide chemical structure, C21H25N5O3, CAS 1260910-69-7
N-(2,5-Diethoxyphenyl)-5-[(3,4-dimethylphenyl)amino]-1H-1,2,3-triazole-4-carboxamide
CAS 1260910-69-7C21H25N5O3
4-(2-(2-Methoxyphenyl)-2-morpholinoethylamino)pyrrolo[1,2-b]pyridazine-3-carboxamide chemical structure, C21H25N5O3, CAS 1263419-34-6
4-(2-(2-Methoxyphenyl)-2-morpholinoethylamino)pyrrolo[1,2-b]pyridazine-3-carboxamide
CAS 1263419-34-6C21H25N5O3
3-[1-[3-(3,5-Dimethyl-1H-pyrazol-4-yl)propanoyl]piperidin-4-yl]-1H-quinazoline-2,4-dione chemical structure, C21H25N5O3, CAS 2034201-61-9
3-[1-[3-(3,5-Dimethyl-1H-pyrazol-4-yl)propanoyl]piperidin-4-yl]-1H-quinazoline-2,4-dione
CAS 2034201-61-9C21H25N5O3
N-(3,4-Dimethoxyphenethyl)-5-((4-ethylphenyl)amino)-1H-1,2,3-triazole-4-carboxamide chemical structure, C21H25N5O3, CAS 2320726-37-0
N-(3,4-Dimethoxyphenethyl)-5-((4-ethylphenyl)amino)-1H-1,2,3-triazole-4-carboxamide
CAS 2320726-37-0C21H25N5O3
3-{[1-(1,5-Dimethyl-1H-pyrazole-3-carbonyl)piperidin-4-yl]methyl}-7-methoxy-3,4-dihydroquinazolin-4-one chemical structure, C21H25N5O3, CAS 2548975-80-8
3-{[1-(1,5-Dimethyl-1H-pyrazole-3-carbonyl)piperidin-4-yl]methyl}-7-methoxy-3,4-dihydroquinazolin-4-one
CAS 2548975-80-8C21H25N5O3
N-[1-(1,3-Dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)piperidin-4-yl]-2-(1H-indol-3-yl)acetamide chemical structure, C21H25N5O3, CAS 2640863-22-3
N-[1-(1,3-Dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)piperidin-4-yl]-2-(1H-indol-3-yl)acetamide
CAS 2640863-22-3C21H25N5O3
4-(1H-Benzimidazol-2-ylmethyl)-N-(2,3-dimethoxyphenyl)-1-piperazinecarboxamide chemical structure, C21H25N5O3, CAS 1211770-01-2
4-(1H-Benzimidazol-2-ylmethyl)-N-(2,3-dimethoxyphenyl)-1-piperazinecarboxamide
CAS 1211770-01-2C21H25N5O3
1-Methylpyrrolo[2,3-b]pyridine-3-carboxylic Acid N-Phenyl Homopiperazine Amide chemical structure, C21H25N5O3, CAS 1246819-28-2
1-Methylpyrrolo[2,3-b]pyridine-3-carboxylic Acid N-Phenyl Homopiperazine Amide
CAS 1246819-28-2C21H25N5O3
tert-Butyl 3-(6-benzyl-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)pyrrolidine-1-carboxylate chemical structure, C21H25N5O3, CAS 1189766-76-4
tert-Butyl 3-(6-benzyl-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)pyrrolidine-1-carboxylate
CAS 1189766-76-4C21H25N5O3
1-(1-Acetylpiperidin-3-yl)-6-(2-ethoxybenzyl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one chemical structure, C21H25N5O3, CAS 1189768-94-2
1-(1-Acetylpiperidin-3-yl)-6-(2-ethoxybenzyl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one
CAS 1189768-94-2C21H25N5O3
3-Methoxy-2-methyl-6-(3-{[(5-methylpyrimidin-2-yl)oxy]methyl}piperidine-1-carbonyl)-2H-indazole chemical structure, C21H25N5O3, CAS 2379975-18-3
3-Methoxy-2-methyl-6-(3-{[(5-methylpyrimidin-2-yl)oxy]methyl}piperidine-1-carbonyl)-2H-indazole
CAS 2379975-18-3C21H25N5O3
6,7-Dimethoxy-4-(4-{[(3-methylpyrazin-2-yl)oxy]methyl}piperidin-1-yl)quinazoline chemical structure, C21H25N5O3, CAS 2877638-40-7
6,7-Dimethoxy-4-(4-{[(3-methylpyrazin-2-yl)oxy]methyl}piperidin-1-yl)quinazoline
CAS 2877638-40-7C21H25N5O3
6-{2-Cyano-3-[1-(1-methoxypropan-2-yl)-2,5-dimethyl-1H-pyrrol-3-yl]prop-2-enamido}-N-methylpyridine-3-carboxamide chemical structure, C21H25N5O3, CAS 2411327-29-0
6-{2-Cyano-3-[1-(1-methoxypropan-2-yl)-2,5-dimethyl-1H-pyrrol-3-yl]prop-2-enamido}-N-methylpyridine-3-carboxamide
CAS 2411327-29-0C21H25N5O3
2-(Benzo[d]isoxazol-3-yl)-1-(4-(6-isobutoxypyrimidin-4-yl)piperazin-1-yl)ethan-1-one chemical structure, C21H25N5O3, CAS 1359732-65-2
2-(Benzo[d]isoxazol-3-yl)-1-(4-(6-isobutoxypyrimidin-4-yl)piperazin-1-yl)ethan-1-one
CAS 1359732-65-2C21H25N5O3
tert-Butyl (4-(2-butyl-4-oxopteridin-3(4H)-yl)phenyl)carbamate chemical structure, C21H25N5O3, CAS 1043961-24-5
tert-Butyl (4-(2-butyl-4-oxopteridin-3(4H)-yl)phenyl)carbamate
CAS 1043961-24-5C21H25N5O3
3-[2,4-Dihydroxy-5-(propan-2-yl)phenyl]-4-[4-(piperazin-1-yl)phenyl]-4,5-dihydro-1H-1,2,4-triazol-5-one chemical structure, C21H25N5O3, CAS 1472616-49-1
3-[2,4-Dihydroxy-5-(propan-2-yl)phenyl]-4-[4-(piperazin-1-yl)phenyl]-4,5-dihydro-1H-1,2,4-triazol-5-one
CAS 1472616-49-1C21H25N5O3
4-[({2-Cyclopropylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]-1-(3,5-dimethyl-1,2-oxazole-4-carbonyl)piperidine chemical structure, C21H25N5O3, CAS 2548993-14-0
4-[({2-Cyclopropylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]-1-(3,5-dimethyl-1,2-oxazole-4-carbonyl)piperidine
CAS 2548993-14-0C21H25N5O3
3-{4-[({2-Methylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidine-1-carbonyl}-4,5,6,7-tetrahydro-1,2-benzoxazole chemical structure, C21H25N5O3, CAS 2549001-51-4
3-{4-[({2-Methylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidine-1-carbonyl}-4,5,6,7-tetrahydro-1,2-benzoxazole
CAS 2549001-51-4C21H25N5O3
3-{4-[({2-Methylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidine-1-carbonyl}-4,5,6,7-tetrahydro-2,1-benzoxazole chemical structure, C21H25N5O3, CAS 2548986-59-8
3-{4-[({2-Methylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidine-1-carbonyl}-4,5,6,7-tetrahydro-2,1-benzoxazole
CAS 2548986-59-8C21H25N5O3
N-(2-Methoxyphenyl)-4-[({2-methylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidine-1-carboxamide chemical structure, C21H25N5O3, CAS 2549052-05-1
N-(2-Methoxyphenyl)-4-[({2-methylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidine-1-carboxamide
CAS 2549052-05-1C21H25N5O3
3-{[1-(3-Methoxy-1-methyl-1H-pyrazole-4-carbonyl)piperidin-4-yl]methyl}-2-methyl-3,4-dihydroquinazolin-4-one chemical structure, C21H25N5O3, CAS 2415563-36-7
3-{[1-(3-Methoxy-1-methyl-1H-pyrazole-4-carbonyl)piperidin-4-yl]methyl}-2-methyl-3,4-dihydroquinazolin-4-one
CAS 2415563-36-7C21H25N5O3
3-{[1-(4,6-Dimethoxypyrimidin-2-yl)piperidin-4-yl]methyl}-2-methyl-3,4-dihydroquinazolin-4-one chemical structure, C21H25N5O3, CAS 2415562-08-0
3-{[1-(4,6-Dimethoxypyrimidin-2-yl)piperidin-4-yl]methyl}-2-methyl-3,4-dihydroquinazolin-4-one
CAS 2415562-08-0C21H25N5O3

Frequently asked questions

What is the molar mass of C21H25N5O3?

The molar mass of C21H25N5O3 is 395.46 g/mol, calculated from standard atomic weights for 21 carbon atoms, 25 hydrogen atoms, 5 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 395.1957 Da.

How many compounds have the formula C21H25N5O3?

CompoundList lists 230 compounds with the molecular formula C21H25N5O3, including 5-(3-Methoxypropyl)-2-phenyl-7-(piperazine-1-carbonyl)pyrazolo[4,3-c]pyridin-3-one, 2-(3-(4-Ethoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(2-(2-methyl-1H-imidazol-1-yl)ethyl)propanamide, N-(2,5-Diethoxyphenyl)-5-[(3,4-dimethylphenyl)amino]-1H-1,2,3-triazole-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 C21H25N5O3?

C21H25N5O3 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.