Molecular formula
C20H18N4O3
205 compounds have this formula on CompoundList.
- Molar mass
- 362.39g/mol
- Monoisotopic mass
- 362.1379Da
- Atoms
- 45
- Elements
- 4
- Rings plus double bonds
- 14
The formula C20H18N4O3 describes a molecule made of 20 carbon atoms, 18 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 × 2066.29%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 185.01%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 415.46%14.007 × 4 = 56.028 g/mol
- O Oxygen × 313.24%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C20H18N4O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 205 compounds
![N-(4-Methoxyphenyl)-3-(4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-3-yl)propanamide chemical structure, C20H18N4O3, CAS 1105203-63-1](/s/PLPAHGCIKPKCQO-UHFFFAOYSA-N.svg)
N-(4-Methoxyphenyl)-3-(4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-3-yl)propanamide
CAS 1105203-63-1C20H18N4O3
N-(4-Methoxyphenyl)-2-(3-(5-methyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)acetamide
CAS 1021106-23-9C20H18N4O3
5-(4-(Furan-2-carbonyl)piperazin-1-yl)-2-(m-tolyl)oxazole-4-carbonitrile
CAS 946308-45-8C20H18N4O3
2-(Furan-2-yl)-5-(4-(4-methylbenzoyl)piperazin-1-yl)oxazole-4-carbonitrile
CAS 946200-68-6C20H18N4O3
![2-[3-(5-Hydroxy-3-phenyl-6,7-dihydro-3H-imidazo[4,5-b]pyridin-7-yl)phenoxy]acetamide chemical structure, C20H18N4O3, CAS 1171533-04-2](/s/OQVZQZGSTRDYNC-UHFFFAOYSA-N.svg)
2-[3-(5-Hydroxy-3-phenyl-6,7-dihydro-3H-imidazo[4,5-b]pyridin-7-yl)phenoxy]acetamide
CAS 1171533-04-2C20H18N4O3
![2-(2-Methoxyethyl)-8-(3-pyridylmethyl)pyrido[4,3-b][1,6]naphthyridine-1,9(2H,8H)-dione chemical structure, C20H18N4O3, CAS 1158469-16-9](/s/CACJZOOLEMBFJW-UHFFFAOYSA-N.svg)
2-(2-Methoxyethyl)-8-(3-pyridylmethyl)pyrido[4,3-b][1,6]naphthyridine-1,9(2H,8H)-dione
CAS 1158469-16-9C20H18N4O3
![2-[4-(5-Hydroxy-3-phenyl-6,7-dihydro-3H-imidazo[4,5-b]pyridin-7-yl)phenoxy]acetamide chemical structure, C20H18N4O3, CAS 1190277-23-6](/s/OOERNAGPSDPGOP-UHFFFAOYSA-N.svg)
2-[4-(5-Hydroxy-3-phenyl-6,7-dihydro-3H-imidazo[4,5-b]pyridin-7-yl)phenoxy]acetamide
CAS 1190277-23-6C20H18N4O3
3-Ethyl-1-((3-(p-tolyl)-1,2,4-oxadiazol-5-yl)methyl)quinazoline-2,4(1H,3H)-dione
CAS 1207011-69-5C20H18N4O3
N-(2-(4-Methyl-5-oxo-3-phenyl-4,5-dihydro-1H-1,2,4-triazol-1-yl)ethyl)benzofuran-2-carboxamide
CAS 1203029-88-2C20H18N4O3
![5-{[5-(3,4-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]methyl}-3-(4-methoxyphenyl)-1,2,4-oxadiazole chemical structure, C20H18N4O3, CAS 1251695-14-3](/s/LWGXSMVOCPAFJW-UHFFFAOYSA-N.svg)
5-{[5-(3,4-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]methyl}-3-(4-methoxyphenyl)-1,2,4-oxadiazole
CAS 1251695-14-3C20H18N4O3
2-(2-(6-Oxo-3-phenylpyridazin-1(6H)-yl)propanamido)benzamide
CAS 1203011-35-1C20H18N4O3
2-(2-Hydroxy-5-oxo-4,5-dihydro-3H-1,4-benzodiazepin-3-yl)-N-(1-methyl-1H-indol-4-yl)acetamide
CAS 1282094-75-0C20H18N4O3
N-(2-(3-Hydroxy-2-oxoquinoxalin-1(2H)-yl)ethyl)-1-methyl-1H-indole-6-carboxamide
CAS 1401598-33-1C20H18N4O3
![N-[2-(3-Hydroxy-2-oxoquinoxalin-1(2H)-yl)ethyl]-2-(1H-indol-3-yl)acetamide chemical structure, C20H18N4O3, CAS 1327705-15-6](/s/FOYJOAQSZOOKTR-UHFFFAOYSA-N.svg)
N-[2-(3-Hydroxy-2-oxoquinoxalin-1(2H)-yl)ethyl]-2-(1H-indol-3-yl)acetamide
CAS 1327705-15-6C20H18N4O3
N-(2-(4-(Furan-2-yl)-1-methyl-1H-imidazol-2-yl)ethyl)-5-phenylisoxazole-3-carboxamide
CAS 1421499-84-4C20H18N4O3
![1-(Benzo[d][1,3]dioxol-5-yl)-3-(3-(6,7-dihydro-5H-pyrrolo[1,2-a]imidazol-3-yl)phenyl)urea chemical structure, C20H18N4O3, CAS 1421500-31-3](/s/PGZBHDIPIAXOPM-UHFFFAOYSA-N.svg)
1-(Benzo[d][1,3]dioxol-5-yl)-3-(3-(6,7-dihydro-5H-pyrrolo[1,2-a]imidazol-3-yl)phenyl)urea
CAS 1421500-31-3C20H18N4O3
![1-(Benzo[d][1,3]dioxol-5-yl)-3-(4-(6,7-dihydro-5H-pyrrolo[1,2-a]imidazol-3-yl)phenyl)urea chemical structure, C20H18N4O3, CAS 1421512-79-9](/s/BXHLZQSAVBSFRB-UHFFFAOYSA-N.svg)
1-(Benzo[d][1,3]dioxol-5-yl)-3-(4-(6,7-dihydro-5H-pyrrolo[1,2-a]imidazol-3-yl)phenyl)urea
CAS 1421512-79-9C20H18N4O3
![2-((1-(2-(Benzo[d]isoxazol-3-yl)acetyl)piperidin-4-yl)oxy)nicotinonitrile chemical structure, C20H18N4O3, CAS 1797127-60-6](/s/GTJZYPGIYOKVKB-UHFFFAOYSA-N.svg)
2-((1-(2-(Benzo[d]isoxazol-3-yl)acetyl)piperidin-4-yl)oxy)nicotinonitrile
CAS 1797127-60-6C20H18N4O3
2-(1-(Quinoxaline-2-carbonyl)azetidin-3-yl)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione
CAS 1790199-50-6C20H18N4O3
N-((2-(Furan-2-yl)pyridin-3-yl)methyl)-3-methoxy-2-methyl-2H-indazole-6-carboxamide
CAS 2034441-38-6C20H18N4O3
7-Methoxy-N-((5-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)benzofuran-2-carboxamide
CAS 2034230-48-1C20H18N4O3
N-(1,3-Dihydro-2H-benzimidazol-2-ylidene)-2-(2-methylpropyl)-1,3-dioxo-2,3-dihydro-1H-isoindole-5-carboxamide
CAS 1144430-53-4C20H18N4O3
N-(1-Acetyl-3,4-dihydro-2H-quinolin-7-yl)-N'-(2-cyanophenyl)oxamide
CAS 898466-09-6C20H18N4O3
Methyl 6-(quinoxaline-2-carbonylamino)-3,4-dihydro-2H-quinoline-1-carboxylate
CAS 893776-94-8C20H18N4O3
- Acetic acid, (p-((3-methyl-5-oxo-2-pyrazolin-4-ylidene)methyl)phenoxy)-, benzylidenehydrazide107044-90-6C20H18N4O3
- 2-(2-Oxo-2-phenylethyl)-8-(p-tolyl)-7,8-dihydroimidazo[2,1-c][1,2,4]triazine-3,4(2H,6H)-dione941891-63-0C20H18N4O3
- N-(2-Methoxyphenyl)-2-(2-(5-methyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)acetamide923139-69-9C20H18N4O3
- N-(3-Methoxyphenyl)-2-(2-(5-methyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)acetamide923673-84-1C20H18N4O3
- N-(4-Methoxyphenyl)-2-(2-(5-methyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)acetamide923216-07-3C20H18N4O3
- N-(Benzo[d][1,3]dioxol-5-yl)-1-(pyridin-3-yl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide899961-29-6C20H18N4O3
- 5-[3-(4-Ethoxyphenyl)-1H-pyrazol-5-yl]-3-(4-methoxyphenyl)-1,2,4-oxadiazole1187635-95-5C20H18N4O3
- 4-({4-[(1H-Indol-3-yl)methyl]-2,5-dioxoimidazolidin-1-yl}methyl)benzamide1093622-72-0C20H18N4O3
- 3-[2-(3,5-Dimethyl-1-phenyl-1H-pyrazol-4-yl)(oxo)acetamido]benzamide1172902-84-9C20H18N4O3
- N-[4-(Acetylamino)phenyl]-9-oxo-1,2,3,9-tetrahydropyrrolo[2,1-b]quinazoline-6-carboxamide880267-60-7C20H18N4O3
- 2-(3-Methoxypropyl)-8-(pyridin-4-yl)pyrido[4,3-b][1,6]naphthyridine-1,9(2H,8H)-dione1158623-73-4C20H18N4O3
- 2-(2-Methoxyethyl)-8-(pyridin-2-ylmethyl)pyrido[4,3-b][1,6]naphthyridine-1,9(2H,8H)-dione1158298-37-3C20H18N4O3
- 3-Ethyl-1-((3-(m-tolyl)-1,2,4-oxadiazol-5-yl)methyl)quinazoline-2,4(1H,3H)-dione1206994-03-7C20H18N4O3
- 3-Ethyl-1-((3-(o-tolyl)-1,2,4-oxadiazol-5-yl)methyl)quinazoline-2,4(1H,3H)-dione1207033-55-3C20H18N4O3
- N-(3-Acetylphenyl)-2-(2-methyl-6-oxo-4-(pyridin-2-yl)pyrimidin-1(6H)-yl)acetamide1251605-17-0C20H18N4O3
- N-(2-(3-Oxopiperazin-1-yl)phenyl)-5-phenylisoxazole-3-carboxamide1226458-93-0C20H18N4O3
- 2-(2-Methoxyethyl)-8-(2-pyridylmethyl)pyrido[3,4-c][1,6]naphthyridine-1,7(2H,8H)-dione1351012-71-9C20H18N4O3
- N-[3-(Acetylamino)phenyl]-2-(2-oxo-5-phenylpyrazin-1(2H)-yl)acetamide1374537-82-2C20H18N4O3
- 7-(3,4-Dimethoxyphenyl)-2-(phenoxymethyl)[1,2,4]triazolo[1,5-a]pyrimidine1574335-33-3C20H18N4O3
- N-(3-Methyl-4-oxo-3,4-dihydroquinazolin-6-yl)-3-(1-oxo-1,3-dihydro-2H-isoindol-2-yl)propanamide1441879-00-0C20H18N4O3
- 3-(5,7-Dioxo-5,7-dihydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-N-[2-(1H-indol-3-yl)ethyl]propanamide1435993-70-6C20H18N4O3
- 7-Methoxy-N-((1-methyl-5-(pyridin-2-yl)-1H-pyrazol-3-yl)methyl)benzofuran-2-carboxamide1421528-18-8C20H18N4O3
- (E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-(2-(3-(pyridin-4-yl)-1H-pyrazol-1-yl)ethyl)acrylamide1448139-20-5C20H18N4O3
- 7-Methoxy-N-(2-(3-(pyridin-2-yl)-1H-pyrazol-1-yl)ethyl)benzofuran-2-carboxamide1448029-90-0C20H18N4O3
- N-(3-(2-Methylpyrazolo[1,5-a]pyrimidin-6-yl)propyl)-2-oxo-2H-chromene-3-carboxamide1796945-98-6C20H18N4O3
- (2E)-3-(2H-1,3-Benzodioxol-5-yl)-1-{4-methyl-2,3,7,11-tetraazatricyclo[7.4.0.0^{2,6}]trideca-1(9),3,5,7-tetraen-11-yl}prop-2-en-1-one1798412-04-0C20H18N4O3
- (2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)(3-(4-phenyl-1H-1,2,3-triazol-1-yl)azetidin-1-yl)methanone2034523-54-9C20H18N4O3
- N-[(1r,4r)-4-[(3-Cyanopyrazin-2-yl)oxy]cyclohexyl]-1-benzofuran-2-carboxamide2034317-32-1C20H18N4O3
- N-(2-Oxo-2-{2-oxo-1,5,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),9,11,13-tetraen-5-yl}ethyl)benzamide2034530-87-3C20H18N4O3
- 3-[(2H-1,3-Benzodioxol-5-yl)methyl]-1-({[2,3'-bipyridine]-5-yl}methyl)urea2034436-31-0C20H18N4O3
- N-(2-(3-Oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)ethyl)quinoxaline-2-carboxamide2034410-89-2C20H18N4O3
- Methyl 2-[3-(4-phenyl-1H-1,2,3-triazol-1-yl)azetidine-1-carbonyl]benzoate1904187-12-7C20H18N4O3
- 7-Methoxy-N-(1-phenyl-2-(2H-1,2,3-triazol-2-yl)ethyl)benzofuran-2-carboxamide2034559-35-6C20H18N4O3
- 5-Methyl-N-(2-(7-oxofuro[2,3-c]pyridin-6(7H)-yl)ethyl)-1-phenyl-1H-pyrazole-4-carboxamide2034351-39-6C20H18N4O3
- 2-(2-Oxobenzo[d]oxazol-3(2H)-yl)-N-(2-(4-phenyl-1H-pyrazol-1-yl)ethyl)acetamide2034368-87-9C20H18N4O3
- 7-Methoxy-N-((2-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)benzofuran-2-carboxamide2034537-23-8C20H18N4O3
- 4-((1-(Quinoline-2-carbonyl)pyrrolidin-3-yl)oxy)picolinamide2034432-95-4C20H18N4O3
- (E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-((1-methyl-3-(pyridin-3-yl)-1H-pyrazol-5-yl)methyl)acrylamide2035006-71-2C20H18N4O3
- 3-[(2H-1,3-Benzodioxol-5-yl)methyl]-1-({[2,4'-bipyridine]-4-yl}methyl)urea2309584-78-7C20H18N4O3
- 7-Methoxy-N-((2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yl)methyl)benzofuran-2-carboxamide2034532-43-7C20H18N4O3
- N-(2-(1H-Indol-3-yl)ethyl)-2-hydroxy-8-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxamide953246-94-1C20H18N4O3
- 2-Hydroxy-5-(3-(1-((2-hydroxyethyl)amino)-2,3-dihydro-1H-inden-4-yl)-1,2,4-oxadiazol-5-yl)benzonitrile1306761-02-3C20H18N4O3
- Methyl 2-amino-1-(2-methoxybenzyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate488136-90-9C20H18N4O3
- 3-Nitro-N-(7,8,9,10-tetrahydroazepino[2,1-b]quinazolin-12(6H)-ylidene)benzamide325720-88-5C20H18N4O3
- 1-({Ethyl[(5-phenyl-1,3,4-oxadiazol-2-yl)methyl]amino}methyl)-1H-indole-2,3-dione832140-82-6C20H18N4O3
- 2-({Ethyl[(5-phenyl-1,3,4-oxadiazol-2-yl)methyl]amino}methyl)-1H-isoindole-1,3(2H)-dione832140-84-8C20H18N4O3
- 5-Ethyl-N-(furan-2-ylmethyl)-3-oxo-2-phenyl-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxamide921576-57-0C20H18N4O3
- 6-(Naphthalen-2-yl)-2-(2-oxo-2-(3-oxopiperazin-1-yl)ethyl)pyridazin-3(2H)-one1246069-15-7C20H18N4O3
- 6-(1H-Indol-4-yl)-4-nitro-2-(tetrahydro-2H-pyran-2-yl)-2H-indazole1198409-39-0C20H18N4O3
- 7-Methoxy-N-((1-methyl-5-(pyridin-4-yl)-1H-pyrazol-3-yl)methyl)benzofuran-2-carboxamide1421513-47-4C20H18N4O3
- N-(4-Carbamoylphenyl)-1-(1H-indole-3-carbonyl)azetidine-3-carboxamide1705437-19-9C20H18N4O3
- (2E)-3-(2H-1,3-Benzodioxol-5-yl)-N-{[2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yl]methyl}prop-2-enamide2097940-46-8C20H18N4O3
- N-(2-Methoxyphenyl)-2-(2-oxo-7-phenyl-2,3-dihydro-1H-imidazo[1,2-b]pyrazol-3-yl)acetamide1324062-71-6C20H18N4O3
- N-(3-Methoxyphenyl)-2-(2-oxo-7-phenyl-2,3-dihydro-1H-imidazo[1,2-b]pyrazol-3-yl)acetamide1324097-19-9C20H18N4O3
- Methyl 5-methyl-7-(3-phenoxyphenyl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate941897-24-1C20H18N4O3
- 1H-Pyrrole-2-carboxylic acid, 1-methyl-, 2-oxo-2-[[4-(2-phenyldiazenyl)phenyl]amino]ethyl ester807339-38-4C20H18N4O3
- 3-(2-Nitrophenyl)-2-(4-phenylpiperazine-1-carbonyl)prop-2-enenitrile363167-93-5C20H18N4O3
- 2-(5-Methoxy-1H-indol-3-yl)-4-(4-methoxyphenyl)-1H-imidazole-5-carboxamide1082440-43-4C20H18N4O3
- 2-Furancarboxamide, N-[3-oxo-3-[[4-(2-phenyldiazenyl)phenyl]amino]propyl]-1390848-86-8C20H18N4O3
- 4-(3-Anilinoimidazo[1,2-a]pyrimidin-2-yl)-2,6-dimethoxyphenol954237-49-1C20H18N4O3
- [4-[[3-(4-Morpholinyl)-2-pyrazinyl]oxy]phenyl]-2-pyridinylmethanone1231922-10-3C20H18N4O3
- (6-Methylimidazo[1,2-a]pyridine-2-carbonyl)-L-tryptophan1498284-91-5C20H18N4O3
- N-(3-Acetylphenyl)-6-(3-methoxyanilino)pyrimidine-4-carboxamide1899936-80-1C20H18N4O3
- N-(2-(1H-Indol-3-yl)ethyl)-2-hydroxy-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxamide953197-45-0C20H18N4O3
- 7-Methoxy-N-{[1-methyl-3-(pyridin-4-yl)-1H-pyrazol-5-yl]methyl}-1-benzofuran-2-carboxamide2309552-75-6C20H18N4O3
- 7-Methoxy-N-{[1-methyl-3-(pyridin-2-yl)-1H-pyrazol-5-yl]methyl}-1-benzofuran-2-carboxamide2320465-90-3C20H18N4O3
- 3-{2-[3-(2-Methyl-1H-1,3-benzodiazol-1-yl)azetidin-1-yl]-2-oxoethyl}-2,3-dihydro-1,3-benzoxazol-2-one2380191-28-4C20H18N4O3
- 6-(2-Methoxyphenyl)-2-[1-(pyridine-2-carbonyl)azetidin-3-yl]-2,3-dihydropyridazin-3-one2380084-85-3C20H18N4O3
- 6-(2-Methoxyphenyl)-2-[1-(pyridine-4-carbonyl)azetidin-3-yl]-2,3-dihydropyridazin-3-one2380078-96-4C20H18N4O3
- Ethyl 1,2,3,4-tetrahydro-6-methyl-2-oxo-4-(1,7-phenanthrolin-6-yl)-5-pyrimidinecarboxylate5948-73-2C20H18N4O3
- 1-Ethyl-6-{[3-(2-methylbenzoyl)-1,2,4-oxadiazol-5-yl]methyl}-1H,6H,7H-pyrrolo[2,3-c]pyridin-7-one2253630-97-4C20H18N4O3
- 3-[3-(2-Methylpyrimidin-4-yl)-3,6-diazabicyclo[3.1.1]heptane-6-carbonyl]chromen-2-one3054593-64-2C20H18N4O3
- N-{4-[(E)-(2-Methoxy-5-methylphenyl)diazenyl]phenyl}-2-nitroaniline65953-63-1C20H18N4O3
- Quinoline-2-carboxamide--water (2/1)63681-87-8C20H18N4O3
- Methyl 3-amino-6-(3-(benzylcarbamoyl)phenyl)pyrazine-2-carboxylate625470-97-5C20H18N4O3
- 1-(2-Methoxypyridin-4-yl)-4-(quinoline-2-carbonyl)piperazin-2-one2380081-33-2C20H18N4O3
Frequently asked questions
What is the molar mass of C20H18N4O3?
The molar mass of C20H18N4O3 is 362.39 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 362.1379 Da.
How many compounds have the formula C20H18N4O3?
CompoundList lists 205 compounds with the molecular formula C20H18N4O3, including N-(4-Methoxyphenyl)-3-(4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-3-yl)propanamide, N-(4-Methoxyphenyl)-2-(3-(5-methyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)acetamide, 5-(4-(Furan-2-carbonyl)piperazin-1-yl)-2-(m-tolyl)oxazole-4-carbonitrile. 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 C20H18N4O3?
C20H18N4O3 has a degree of unsaturation of 14. 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.