Molecular formula
C20H19N3O3
431 compounds have this formula on CompoundList.
- Molar mass
- 349.39g/mol
- Monoisotopic mass
- 349.1426Da
- Atoms
- 45
- Elements
- 4
- Rings plus double bonds
- 13
The formula C20H19N3O3 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 3 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 × 2068.75%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 195.48%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 312.03%14.007 × 3 = 42.021 g/mol
- O Oxygen × 313.74%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C20H19N3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 431 compounds
![4-[4-(Benzyloxy)phenyl]-3H,4H,5H,6H,7H-imidazo[4,5-c]pyridine-6-carboxylic acid chemical structure, C20H19N3O3, CAS 359686-26-3](/s/HTAQDIXJJZMJEG-UHFFFAOYSA-N.svg)
4-[4-(Benzyloxy)phenyl]-3H,4H,5H,6H,7H-imidazo[4,5-c]pyridine-6-carboxylic acid
CAS 359686-26-3C20H19N3O3
![7-(2-Furyl)-2-[(4-methoxyphenyl)amino]-4-methyl-6,7,8-trihydroquinazolin-5-one chemical structure, C20H19N3O3, CAS 925009-67-2](/s/FYWKNJRGGNEUNX-UHFFFAOYSA-N.svg)
7-(2-Furyl)-2-[(4-methoxyphenyl)amino]-4-methyl-6,7,8-trihydroquinazolin-5-one
CAS 925009-67-2C20H19N3O3
![3-(1,3-Benzodioxol-5-yl)-N-[4-(1H-imidazol-1-ylmethyl)phenyl]propanamide chemical structure, C20H19N3O3, CAS 924827-98-5](/s/OZNJXUIMLKKHPK-UHFFFAOYSA-N.svg)
3-(1,3-Benzodioxol-5-yl)-N-[4-(1H-imidazol-1-ylmethyl)phenyl]propanamide
CAS 924827-98-5C20H19N3O3
![(4-(1H-Benzo[d]imidazol-2-yl)piperidin-1-yl)(benzo[d][1,3]dioxol-5-yl)methanone chemical structure, C20H19N3O3, CAS 887884-21-1](/s/VAZCOKPWXFGICH-UHFFFAOYSA-N.svg)
(4-(1H-Benzo[d]imidazol-2-yl)piperidin-1-yl)(benzo[d][1,3]dioxol-5-yl)methanone
CAS 887884-21-1C20H19N3O3
![4-Benzyl-9,9-dimethyl-9,10-dihydropyrimido[4,5-c]isoquinoline-1,3,7(2H,4H,8H)-trione chemical structure, C20H19N3O3, CAS 1015553-04-4](/s/RCIKUORCZZWTGZ-UHFFFAOYSA-N.svg)
4-Benzyl-9,9-dimethyl-9,10-dihydropyrimido[4,5-c]isoquinoline-1,3,7(2H,4H,8H)-trione
CAS 1015553-04-4C20H19N3O3
![N-{[4-(Benzyloxy)phenyl]methyl}-1-methyl-6-oxo-1,6-dihydropyridazine-3-carboxamide chemical structure, C20H19N3O3, CAS 1234860-67-3](/s/MHEYCXBBBSDJDK-UHFFFAOYSA-N.svg)
N-{[4-(Benzyloxy)phenyl]methyl}-1-methyl-6-oxo-1,6-dihydropyridazine-3-carboxamide
CAS 1234860-67-3C20H19N3O3
p-((3-Methyl-5-oxo-1-phenyl-2-pyrazolin-4-ylidene)methylamino)benzoic acid ethyl ester
CAS 24664-52-6C20H19N3O3
3,5-Pyrazolidinedione, 1,2-diphenyl-4-(morpholinomethylene)-
CAS 24665-83-6C20H19N3O3
3-(5,6-Dimethyl-1H-benzimidazol-1-yl)-1-(4-methoxyphenyl)-2,5-pyrrolidinedione
CAS 49692-13-9C20H19N3O3
Ethyl 2-(3-oxo-5,6-diphenyl-1,2,4-triazin-2(3H)-yl)propanoate
CAS 108734-88-9C20H19N3O3
![2-[(Furan-2-ylmethyl)amino]-7-(4-methoxyphenyl)-7,8-dihydroquinazolin-5(6H)-one chemical structure, C20H19N3O3, CAS 727372-82-9](/s/FXMVAIWAXLKLCY-UHFFFAOYSA-N.svg)
2-[(Furan-2-ylmethyl)amino]-7-(4-methoxyphenyl)-7,8-dihydroquinazolin-5(6H)-one
CAS 727372-82-9C20H19N3O3
N-(2-Methoxybenzyl)-2-(6-oxo-3-phenylpyridazin-1(6H)-yl)acetamide
CAS 898214-73-8C20H19N3O3
![(1R,3R)-1-(1,3-Benzodioxol-5-yl)-2,3,4,9-tetrahydro-N-methyl-1H-pyrido[3,4-b]indole-3-carboxamide chemical structure, C20H19N3O3, CAS 951661-82-8](/s/QWRJNDUNSMFZTP-CRAIPNDOSA-N.svg)
(1R,3R)-1-(1,3-Benzodioxol-5-yl)-2,3,4,9-tetrahydro-N-methyl-1H-pyrido[3,4-b]indole-3-carboxamide
CAS 951661-82-8C20H19N3O3
![N-(1-Butyl-2-oxo-1,2-dihydrobenzo[cd]indol-6-yl)-3-methylisoxazole-5-carboxamide chemical structure, C20H19N3O3, CAS 946334-98-1](/s/DVFPMNPAKBDZQT-UHFFFAOYSA-N.svg)
N-(1-Butyl-2-oxo-1,2-dihydrobenzo[cd]indol-6-yl)-3-methylisoxazole-5-carboxamide
CAS 946334-98-1C20H19N3O3
5-(Pyrrolidin-1-yl)-2-(5-((m-tolyloxy)methyl)furan-2-yl)oxazole-4-carbonitrile
CAS 931968-38-6C20H19N3O3
![4-Ethyl-1,5-dioxo-N-phenyl-2,3,4,5-tetrahydropyrrolo[1,2-a]quinazoline-3a(1H)-carboxamide chemical structure, C20H19N3O3, CAS 931629-45-7](/s/FMQONMYLWBQVHN-UHFFFAOYSA-N.svg)
4-Ethyl-1,5-dioxo-N-phenyl-2,3,4,5-tetrahydropyrrolo[1,2-a]quinazoline-3a(1H)-carboxamide
CAS 931629-45-7C20H19N3O3
![3-[2-Oxo-2-(2-phenylmorpholino)ethyl]-4(3H)-quinazolinone chemical structure, C20H19N3O3, CAS 1144431-73-1](/s/HIELEJOKPZCXCD-UHFFFAOYSA-N.svg)
3-[2-Oxo-2-(2-phenylmorpholino)ethyl]-4(3H)-quinazolinone
CAS 1144431-73-1C20H19N3O3
N-(4-((6-Methylpyridazin-3-yl)oxy)phenyl)-2-phenoxypropanamide
CAS 1207047-27-5C20H19N3O3
N-(3-Acetylphenyl)-3-(3-methoxyphenyl)-1-methyl-1H-pyrazole-5-carboxamide
CAS 1219901-76-4C20H19N3O3
![N-((1H-Benzo[d]imidazol-2-yl)methyl)-4-(2-cyclopropyl-2-oxoethoxy)benzamide chemical structure, C20H19N3O3, CAS 1226432-86-5](/s/SUMPBDLOZPYRLZ-UHFFFAOYSA-N.svg)
N-((1H-Benzo[d]imidazol-2-yl)methyl)-4-(2-cyclopropyl-2-oxoethoxy)benzamide
CAS 1226432-86-5C20H19N3O3
N1-(3-hydroxy-3-(naphthalen-1-yl)propyl)-N2-(pyridin-3-yl)oxalamide
CAS 1421484-33-4C20H19N3O3
Methyl 4-((3-cyclopropyl-5-oxo-4-phenyl-4,5-dihydro-1H-1,2,4-triazol-1-yl)methyl)benzoate
CAS 1396862-37-5C20H19N3O3
![3-Methyl-N-((4-phenyl-1H-imidazol-2-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide chemical structure, C20H19N3O3, CAS 1421500-61-9](/s/IEBLYUNIVFSQLK-UHFFFAOYSA-N.svg)
3-Methyl-N-((4-phenyl-1H-imidazol-2-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide
CAS 1421500-61-9C20H19N3O3
3-(4-Methoxyphenyl)-N-(2-(6-oxo-1,6-dihydropyridazin-3-yl)phenyl)propanamide
CAS 1428365-99-4C20H19N3O3
- N-[4-(1-Cyanocyclopentyl)phenyl]-4-methyl-3-nitrobenzamide337485-42-4C20H19N3O3
- 5-(4-Ethoxyanilino)-2-(4-ethoxyphenyl)-1,3-oxazole-4-carbonitrile613669-68-4C20H19N3O3
- 2-Methyl-4-[4-(morpholine-4-carbonyl)phenyl]phthalazin-1-one701226-63-3C20H19N3O3
- 3-(3,4-Dimethoxyphenethyl)-3H-pyrimido[5,4-b]indol-4(5H)-one859663-36-8C20H19N3O3
- 1-Benzyl-N-[(2-methoxyphenyl)methyl]-6-oxopyridazine-3-carboxamide949730-06-7C20H19N3O3
- (5E)-5-[4-(Dimethylamino)benzylidene]-1-(4-methylphenyl)pyrimidine-2,4,6(1H,3H,5H)-trione330845-05-1C20H19N3O3
- N-(3-Acetamidophenyl)-2-(1,2-dimethyl-1H-indol-3-yl)-2-oxoacetamide862831-88-7C20H19N3O3
- 2-Ethoxy-N-[4-(6-methoxypyridazin-3-yl)phenyl]benzamide941895-91-6C20H19N3O3
- N-Benzyl-2-(3-(4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)acetamide922862-31-5C20H19N3O3
- N-(2-Methoxybenzyl)-9-oxo-1,2,3,9-tetrahydropyrrolo[2,1-b]quinazoline-6-carboxamide950104-07-1C20H19N3O3
- 3-{1-Oxo-4-[benzylamino]isoindolin-2-yl}piperidine-2,6-dione444287-55-2C20H19N3O3
- 4-(4-Hydroxyphenyl)-6-(2-phenylethyl)-1H,2H,3H,4H,5H,6H,7H-pyrrolo[3,4-d]pyrimidine-2,5-dione929979-83-9C20H19N3O3
- 1-(4-Ethoxyphenyl)-4-(3-phenyl-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one941961-19-9C20H19N3O3
- 5-(Pyrrolidin-1-yl)-2-(5-((o-tolyloxy)methyl)furan-2-yl)oxazole-4-carbonitrile941912-30-7C20H19N3O3
- N-[2-(1H-Indol-3-yl)ethyl]-2-(3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)acetamide938008-03-8C20H19N3O3
- N-(3,5-Dimethylphenyl)-2-(2,3-dioxo-4-phenyl-1,2,3,4-tetrahydropyrazin-1-yl)acetamide904525-96-8C20H19N3O3
- 1-(4-{[2-(Furan-2-yl)quinolin-4-yl]carbonyl}piperazin-1-yl)ethanone1095354-52-1C20H19N3O3
- N-[3-(Acetylamino)phenyl]-2-(3-acetyl-1H-indol-1-yl)acetamide1144491-22-4C20H19N3O3
- 3-Methoxy-N-[5-(6-methoxypyridazin-3-yl)-2-methylphenyl]benzamide1021102-00-0C20H19N3O3
- 5-(Benzyloxy)-1-methyl-4-oxo-N-(pyridin-3-ylmethyl)-1,4-dihydropyridine-2-carboxamide1021222-34-3C20H19N3O3
- 4-[3-(Benzyloxy)phenyl]-3H,4H,5H,6H,7H-imidazo[4,5-c]pyridine-6-carboxylic acid1426142-73-5C20H19N3O3
- 4-Ethoxy-N-(4-((6-methylpyridazin-3-yl)oxy)phenyl)benzamide1207047-04-8C20H19N3O3
- 2-[2-Oxo-2-(2-phenylmorpholino)ethyl]-1(2H)-phthalazinone1282117-06-9C20H19N3O3
- 2-Methyl-4-[(2-phenylmorpholino)carbonyl]-1(2H)-phthalazinone1374520-77-0C20H19N3O3
- 1-(3-(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)-2-(naphthalen-2-yloxy)ethanone1396885-49-6C20H19N3O3
- N-(2-((3-(Furan-2-yl)-1,2,4-oxadiazol-5-yl)methyl)phenyl)cyclohex-3-enecarboxamide1797181-75-9C20H19N3O3
- 2-(1H-Benzo[d]imidazol-1-yl)-N-(4-(2-methoxyphenoxy)but-2-yn-1-yl)acetamide1426314-99-9C20H19N3O3
- N-(2-((3-Cyclopropyl-1,2,4-oxadiazol-5-yl)methyl)phenyl)-2-methoxybenzamide1797597-78-4C20H19N3O3
- 2-(3-Hydroxy-2H-1,4-benzoxazin-2-yl)-N-[2-(1H-indol-3-yl)ethyl]acetamide1205477-22-0C20H19N3O3
- 8-Methyl-2-(4-nitrobenzyl)-1,3,4,5-tetrahydrobenzo[b]-1,6-naphthyridin-10(2H)-one1993058-39-1C20H19N3O3
- N-(3-(1H-Pyrrolo[2,3-b]pyridin-1-yl)propyl)-7-methoxybenzofuran-2-carboxamide1797062-05-5C20H19N3O3
- 2-(1-(1H-Indole-2-carbonyl)azetidin-3-yl)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione1790199-66-4C20H19N3O3
- 2-(1-(1H-Indole-6-carbonyl)azetidin-3-yl)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione1798540-27-8C20H19N3O3
- N1-(2-cyanophenyl)-N2-((2-methoxy-2,3-dihydro-1H-inden-2-yl)methyl)oxalamide2034262-06-9C20H19N3O3
- (3-(1H-Benzo[d]imidazol-1-yl)pyrrolidin-1-yl)(2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methanone2034420-66-9C20H19N3O3
- (4Z)-4-{1-[(1,3-Benzodioxol-5-ylmethyl)amino]ethylidene}-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one879618-78-7C20H19N3O3
- N-(3-Acetylphenyl)-1-ethyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxamide460737-01-3C20H19N3O3
- (5S)-3-(4-Ethoxyphenyl)-5-(1H-indol-3-ylmethyl)imidazolidine-2,4-dione2223106-39-4C20H19N3O3
- 1-Benzyl-N-[(4-methoxyphenyl)methyl]-6-oxopyridazine-3-carboxamide1049501-29-2C20H19N3O3
- 3-[2-(3,4-Dihydro-2H-quinolin-1-yl)-2-oxoethyl]-1-phenylimidazolidine-2,4-dione677733-09-4C20H19N3O3
- 3-(3,4-Dimethylphenyl)-2,4-dioxo-N-(o-tolyl)-1,2,3,4-tetrahydropyrimidine-5-carboxamide863613-20-1C20H19N3O3
- N-(3-Methoxybenzyl)-2-(6-oxo-3-phenylpyridazin-1(6H)-yl)acetamide898189-40-7C20H19N3O3
- N1-benzyl-N2-(2-oxo-2,4,5,6-tetrahydro-1H-pyrrolo[3,2,1-ij]quinolin-8-yl)oxalamide898411-14-8C20H19N3O3
- 4-Ethoxy-N-[3-(6-methoxypyridazin-3-yl)phenyl]benzamide899746-61-3C20H19N3O3
- N-(3-(6-Ethoxypyridazin-3-yl)phenyl)-3-methoxybenzamide899986-51-7C20H19N3O3
- 2-(3-(2-Methoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(m-tolyl)acetamide899990-18-2C20H19N3O3
- 2-[2-(Morpholin-4-yl)-2-oxoethyl]-6-(naphthalen-2-yl)pyridazin-3(2H)-one922900-60-5C20H19N3O3
- 4-Methoxy-N-[4-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,2,5-oxadiazol-3-yl]benzamide912910-61-3C20H19N3O3
- N'-Benzyl-N-{11-oxo-1-azatricyclo[6.3.1.0^{4,12}]dodeca-4(12),5,7-trien-6-yl}ethanediamide898435-45-5C20H19N3O3
- N1-(4-oxo-2,4,5,6-tetrahydro-1H-pyrrolo[3,2,1-ij]quinolin-8-yl)-N2-(p-tolyl)oxalamide898419-11-9C20H19N3O3
- N1-(4-oxo-2,4,5,6-tetrahydro-1H-pyrrolo[3,2,1-ij]quinolin-8-yl)-N2-(m-tolyl)oxalamide898462-25-4C20H19N3O3
- N'-(2-Methylphenyl)-N-{11-oxo-1-azatricyclo[6.3.1.0^{4,12}]dodeca-4(12),5,7-trien-6-yl}ethanediamide898462-29-8C20H19N3O3
- 1-(4-Methoxyphenyl)-4-[3-(3-methylphenyl)-1,2,4-oxadiazol-5-yl]pyrrolidin-2-one941917-88-0C20H19N3O3
- 1-(4-Methoxyphenyl)-4-[3-(4-methylphenyl)-1,2,4-oxadiazol-5-yl]pyrrolidin-2-one941997-84-8C20H19N3O3
- 5-(Pyrrolidin-1-yl)-2-(5-((p-tolyloxy)methyl)furan-2-yl)oxazole-4-carbonitrile931748-64-0C20H19N3O3
- 4-Methoxy-N,1-bis(4-methylphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxamide1005296-99-0C20H19N3O3
- N1-(4-methoxybenzyl)-N2-(2-methylquinolin-4-yl)oxalamide941999-27-5C20H19N3O3
- 2-(4-(3,5-Dimethylphenyl)-2,3-dioxo-3,4-dihydropyrazin-1(2H)-yl)-N-phenylacetamide891866-87-8C20H19N3O3
- 5-(Dibenzylcarbamoyl)-1-methyl-1H-pyrazole-4-carboxylic acid1174868-46-2C20H19N3O3
- N-[(4-Methoxyphenyl)methyl]-2-(6-oxo-4-phenyl-1,6-dihydropyrimidin-1-yl)acetamide1058225-77-6C20H19N3O3
- N-[(3-Methoxyphenyl)methyl]-2-(6-oxo-4-phenyl-1,6-dihydropyrimidin-1-yl)acetamide1058422-97-1C20H19N3O3
- 3-Cyano-N-(4-(2-morpholino-2-oxoethyl)phenyl)benzamide1207023-05-9C20H19N3O3
- 4-(5-(2-Ethoxyphenyl)-1,2,4-oxadiazol-3-yl)-1-phenylpyrrolidin-2-one1171846-72-2C20H19N3O3
- 1-Benzyl-4-[5-(3-methoxyphenyl)-1,2,4-oxadiazol-3-yl]pyrrolidin-2-one1172697-71-0C20H19N3O3
- 2-(5-(2-Methyl-2,3-dihydrobenzofuran-5-yl)isoxazol-3-yl)-N-(pyridin-4-ylmethyl)acetamide1209640-28-7C20H19N3O3
- N-(3-Acetylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1110999-33-1C20H19N3O3
- N-(4-Acetylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1115933-38-4C20H19N3O3
- 2-(4,5-Dimethyl-6-oxopyrimidin-1(6H)-yl)-N-(4-phenoxyphenyl)acetamide1251710-64-1C20H19N3O3
- N-(1-(2-Hydroxyethyl)-3-methyl-1H-pyrazol-5-yl)-9H-xanthene-9-carboxamide1226453-41-3C20H19N3O3
- 3-(3-(Furan-2-yl)-1-propionyl-4,5-dihydro-1H-pyrazol-5-yl)-7-methylquinolin-2(1H)-one1252421-71-8C20H19N3O3
- Benzyl 4-[(4-cyanophenyl)methyl]-3-oxopiperazine-1-carboxylate234108-34-0C20H19N3O3
- 3-[(R)-1-(3-Cyano-phenylcarbamoyl)-pyrrolidin-2-yl]-benzoic acid methyl ester1354721-24-6C20H19N3O3
- N-[2-(4-Hydroxyphenyl)ethyl]-2-(2-oxo-5-phenylpyrazin-1(2H)-yl)acetamide1574378-01-0C20H19N3O3
- (E)-1-(4-(5-(Furan-3-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)-3-phenylprop-2-en-1-one1421587-60-1C20H19N3O3
- 5-[2-(Benzyloxy)acetyl]-1,5,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),9,11,13-tetraen-2-one2034264-49-6C20H19N3O3
- 2-(5,11-Dioxo-6a,11-dihydroisoindolo[2,1-a]quinazolin-6(5H)-yl)-N-(propan-2-yl)acetamide1630870-66-4C20H19N3O3
Frequently asked questions
What is the molar mass of C20H19N3O3?
The molar mass of C20H19N3O3 is 349.39 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 349.1426 Da.
How many compounds have the formula C20H19N3O3?
CompoundList lists 431 compounds with the molecular formula C20H19N3O3, including 4-[4-(Benzyloxy)phenyl]-3H,4H,5H,6H,7H-imidazo[4,5-c]pyridine-6-carboxylic acid, 7-(2-Furyl)-2-[(4-methoxyphenyl)amino]-4-methyl-6,7,8-trihydroquinazolin-5-one, 3-(1,3-Benzodioxol-5-yl)-N-[4-(1H-imidazol-1-ylmethyl)phenyl]propanamide. 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 C20H19N3O3?
C20H19N3O3 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.