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Molecular formula

C20H19N3O2

328 compounds have this formula on CompoundList.

Molar mass
333.39g/mol
Monoisotopic mass
333.1477Da
Atoms
44
Elements
4
Rings plus double bonds
13

The formula C20H19N3O2 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms and 2 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 × 2072.05%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 195.74%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 312.60%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 29.60%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C20H19N3O2

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

Showing 301 to 328 of 328 compounds

2-Amino-4-[4-(2-methoxyethoxy)phenyl]-1-phenyl-1H-pyrrole-3-carbonitrile chemical structure, C20H19N3O2, CAS 2678525-46-5
2-Amino-4-[4-(2-methoxyethoxy)phenyl]-1-phenyl-1H-pyrrole-3-carbonitrile
CAS 2678525-46-5C20H19N3O2
[1-(1,3-Benzoxazol-2-yl)pyrrolidin-3-yl]-(2,3-dihydroindol-1-yl)methanone chemical structure, C20H19N3O2, CAS 3066785-14-3
[1-(1,3-Benzoxazol-2-yl)pyrrolidin-3-yl]-(2,3-dihydroindol-1-yl)methanone
CAS 3066785-14-3C20H19N3O2
4-[2-[Methyl(5-phenyl-2-pyrimidinyl)amino]ethoxy]benzaldehyde chemical structure, C20H19N3O2, CAS 869639-31-6
4-[2-[Methyl(5-phenyl-2-pyrimidinyl)amino]ethoxy]benzaldehyde
CAS 869639-31-6C20H19N3O2
4-[2-[Methyl(2-phenyl-4-pyrimidinyl)amino]ethoxy]benzaldehyde chemical structure, C20H19N3O2, CAS 869639-44-1
4-[2-[Methyl(2-phenyl-4-pyrimidinyl)amino]ethoxy]benzaldehyde
CAS 869639-44-1C20H19N3O2
Ethyl 2-[(2-methylphenyl)(phenyl)amino]pyrimidine-5-carboxylate chemical structure, C20H19N3O2, CAS 1245647-18-0
Ethyl 2-[(2-methylphenyl)(phenyl)amino]pyrimidine-5-carboxylate
CAS 1245647-18-0C20H19N3O2
(S)-3-((1H-Indol-3-yl)methyl)-1-benzylpiperazine-2,5-dione chemical structure, C20H19N3O2, CAS 169458-66-6
(S)-3-((1H-Indol-3-yl)methyl)-1-benzylpiperazine-2,5-dione
CAS 169458-66-6C20H19N3O2
2,3-Bis(4-methoxyphenyl)-1,3a-dihydropyrazolo[1,5-a]pyrimidine chemical structure, C20H19N3O2, CAS 802919-09-1
2,3-Bis(4-methoxyphenyl)-1,3a-dihydropyrazolo[1,5-a]pyrimidine
CAS 802919-09-1C20H19N3O2
3-Phenyl-5-[1-(phenylacetyl)pyrrolidin-2-yl]-1,2,4-oxadiazole chemical structure, C20H19N3O2, CAS 1791411-24-9
3-Phenyl-5-[1-(phenylacetyl)pyrrolidin-2-yl]-1,2,4-oxadiazole
CAS 1791411-24-9C20H19N3O2
N'-Hydroxy-6-(5-methyl-2-phenylmethoxyphenyl)pyridine-2-carboximidamide chemical structure, C20H19N3O2, CAS 1398414-83-9
N'-Hydroxy-6-(5-methyl-2-phenylmethoxyphenyl)pyridine-2-carboximidamide
CAS 1398414-83-9C20H19N3O2
5-(3-(Isoindolin-2-yl)propoxy)-4-methoxyisophthalonitrile chemical structure, C20H19N3O2, CAS 2366255-54-9
5-(3-(Isoindolin-2-yl)propoxy)-4-methoxyisophthalonitrile
CAS 2366255-54-9C20H19N3O2
2-(2-Methoxyphenyl)-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}ethan-1-one chemical structure, C20H19N3O2, CAS 2742058-88-2
2-(2-Methoxyphenyl)-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}ethan-1-one
CAS 2742058-88-2C20H19N3O2
2-(4-Methoxyphenyl)-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}ethan-1-one chemical structure, C20H19N3O2, CAS 2742022-59-7
2-(4-Methoxyphenyl)-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}ethan-1-one
CAS 2742022-59-7C20H19N3O2
2-Phenoxy-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}propan-1-one chemical structure, C20H19N3O2, CAS 2742058-96-2
2-Phenoxy-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}propan-1-one
CAS 2742058-96-2C20H19N3O2
2-(2-Methylphenoxy)-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}ethan-1-one chemical structure, C20H19N3O2, CAS 2742010-26-8
2-(2-Methylphenoxy)-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}ethan-1-one
CAS 2742010-26-8C20H19N3O2
7-(4-Ethoxybenzoyl)-6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine chemical structure, C20H19N3O2, CAS 2742014-62-4
7-(4-Ethoxybenzoyl)-6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine
CAS 2742014-62-4C20H19N3O2
7-(2-Ethoxybenzoyl)-6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine chemical structure, C20H19N3O2, CAS 2742050-94-6
7-(2-Ethoxybenzoyl)-6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine
CAS 2742050-94-6C20H19N3O2
2-Hydroxy-3-phenyl-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}propan-1-one chemical structure, C20H19N3O2, CAS 2770588-29-7
2-Hydroxy-3-phenyl-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}propan-1-one
CAS 2770588-29-7C20H19N3O2
Benzyl N-[2-(6-cyano-2-methyl-1H-indol-3-yl)ethyl]carbamate chemical structure, C20H19N3O2, CAS 2680886-22-8
Benzyl N-[2-(6-cyano-2-methyl-1H-indol-3-yl)ethyl]carbamate
CAS 2680886-22-8C20H19N3O2
Benzyl N-[4-phenyl-1-(prop-2-en-1-yl)-1H-imidazol-5-yl]carbamate chemical structure, C20H19N3O2, CAS 2680751-88-4
Benzyl N-[4-phenyl-1-(prop-2-en-1-yl)-1H-imidazol-5-yl]carbamate
CAS 2680751-88-4C20H19N3O2
Benzyl N-[2-(4-cyano-2-methyl-1H-indol-3-yl)ethyl]carbamate chemical structure, C20H19N3O2, CAS 2680697-43-0
Benzyl N-[2-(4-cyano-2-methyl-1H-indol-3-yl)ethyl]carbamate
CAS 2680697-43-0C20H19N3O2
(S)-6,7-Dihydro-5H-pyrrolo[1,2-a]imidazol-7-yl [1,1'-biphenyl]-2-yl(methyl)carbamate chemical structure, C20H19N3O2, CAS 2495023-53-3
(S)-6,7-Dihydro-5H-pyrrolo[1,2-a]imidazol-7-yl [1,1'-biphenyl]-2-yl(methyl)carbamate
CAS 2495023-53-3C20H19N3O2
2-(3-Furanyl)-3,7-dihydro-5,6-dimethyl-7-(1-phenylethyl)-4H-pyrrolo[2,3-d]pyrimidin-4-one chemical structure, C20H19N3O2, CAS 251946-87-9
2-(3-Furanyl)-3,7-dihydro-5,6-dimethyl-7-(1-phenylethyl)-4H-pyrrolo[2,3-d]pyrimidin-4-one
CAS 251946-87-9C20H19N3O2
[(1,2-Benzoxazol-3-yl)methyl](cyclopropylmethyl)methylamine chemical structure, C20H19N3O2, CAS 3030784-39-2
[(1,2-Benzoxazol-3-yl)methyl](cyclopropylmethyl)methylamine
CAS 3030784-39-2C20H19N3O2
4-[2-(2,3-Dihydro-1H-indole-1-carbonyl)morpholin-4-yl]benzonitrile chemical structure, C20H19N3O2, CAS 3054594-79-2
4-[2-(2,3-Dihydro-1H-indole-1-carbonyl)morpholin-4-yl]benzonitrile
CAS 3054594-79-2C20H19N3O2

Frequently asked questions

What is the molar mass of C20H19N3O2?

The molar mass of C20H19N3O2 is 333.39 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 333.1477 Da.

How many compounds have the formula C20H19N3O2?

CompoundList lists 328 compounds with the molecular formula C20H19N3O2, including 2-Amino-4-[4-(2-methoxyethoxy)phenyl]-1-phenyl-1H-pyrrole-3-carbonitrile, [1-(1,3-Benzoxazol-2-yl)pyrrolidin-3-yl]-(2,3-dihydroindol-1-yl)methanone, 4-[2-[Methyl(5-phenyl-2-pyrimidinyl)amino]ethoxy]benzaldehyde. 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 C20H19N3O2?

C20H19N3O2 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.