Molecular formula
C20H20N2O3
487 compounds have this formula on CompoundList.
- Molar mass
- 336.39g/mol
- Monoisotopic mass
- 336.1474Da
- Atoms
- 45
- Elements
- 4
- Rings plus double bonds
- 12
The formula C20H20N2O3 describes a molecule made of 20 carbon atoms, 20 hydrogen atoms, 2 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 × 2071.41%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 205.99%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 28.33%14.007 × 2 = 28.014 g/mol
- O Oxygen × 314.27%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C20H20N2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 487 compounds
Cyclopiazonic acid
CAS 18172-33-3C20H20N2O3
Elliptinium acetate
CAS 58337-35-2C20H20N2O3
AG 556
CAS 149092-35-3C20H20N2O3
N-(2,4-Dimethylphenyl)-1-ET-4-hydroxy-2-oxo-1,2-dihydro-3-quinolinecarboxamide
CAS 300716-21-6C20H20N2O3
Nocazine C
CAS 1337978-33-2C20H20N2O3
Nb-Feruloyltryptamine
CAS 53905-13-8C20H20N2O3
alpha-Cyclopiazonic acid
CAS 1212211-11-4C20H20N2O3
![6-[4-(4-Methoxyphenyl)-1,2-dihydropyrazol-3-ylidene]-3-(2-methylprop-2-enoxy)-1-cyclohexa-2,4-dienone chemical structure, C20H20N2O3, CAS 1008904-65-1](/s/NMVGQILMABMRCI-UHFFFAOYSA-N.svg)
6-[4-(4-Methoxyphenyl)-1,2-dihydropyrazol-3-ylidene]-3-(2-methylprop-2-enoxy)-1-cyclohexa-2,4-dienone
CAS 1008904-65-1C20H20N2O3
Methanone, (1-amino-8,9-dihydro-5,8,8-trimethyl-6H-furo(2,3-b)pyrano(4,3-d)pyridin-2-yl)phenyl-
CAS 172985-15-8C20H20N2O3
1,3-Bis(2-phenylethyl)pyrimidine-2,4,6(1H,3H,5H)-trione
CAS 496839-76-0C20H20N2O3
![N'-[4-(5-Methoxy-1-benzofuran-3-carbonyl)phenyl]-N,N-dimethylethanimidamide chemical structure, C20H20N2O3, CAS 1164537-90-9](/s/BYZWMYYLFILXPP-UHFFFAOYSA-N.svg)
N'-[4-(5-Methoxy-1-benzofuran-3-carbonyl)phenyl]-N,N-dimethylethanimidamide
CAS 1164537-90-9C20H20N2O3
N-Benzyl-4-hydroxy-2-oxo-1-propyl-1,2-dihydroquinoline-3-carboxamide
CAS 303093-43-8C20H20N2O3
2-((4-Benzylmorpholin-2-yl)methyl)-2,3-dihydro-1H-isoindole-1,3-dione
CAS 110859-48-8C20H20N2O3
N-Benzyl-2-(1,3-dioxoisoindol-2-yl)-N-propan-2-ylacetamide
CAS 349418-63-9C20H20N2O3
![2-(2-(4-Methylpiperidin-1-yl)-2-oxoethyl)-1H-benzo[de]isoquinoline-1,3(2H)-dione chemical structure, C20H20N2O3, CAS 326907-64-6](/s/WIDADHJWYHVUJJ-UHFFFAOYSA-N.svg)
2-(2-(4-Methylpiperidin-1-yl)-2-oxoethyl)-1H-benzo[de]isoquinoline-1,3(2H)-dione
CAS 326907-64-6C20H20N2O3
![Ethyl 3-[4-(4-methylphenyl)-1-oxophthalazin-2-yl]propanoate chemical structure, C20H20N2O3, CAS 694456-49-0](/s/SXSXIOBOHKRHOB-UHFFFAOYSA-N.svg)
Ethyl 3-[4-(4-methylphenyl)-1-oxophthalazin-2-yl]propanoate
CAS 694456-49-0C20H20N2O3
![(4E)-4-[(4-Ethoxy-3-methoxyphenyl)methylidene]-5-methyl-2-phenylpyrazol-3-one chemical structure, C20H20N2O3, CAS 292052-01-8](/s/VHCCFCNOELPFCN-SFQUDFHCSA-N.svg)
(4E)-4-[(4-Ethoxy-3-methoxyphenyl)methylidene]-5-methyl-2-phenylpyrazol-3-one
CAS 292052-01-8C20H20N2O3
2-(4-(2-Methoxyphenyl)-1H-pyrazol-3-yl)-5-((2-methylallyl)oxy)phenol
CAS 907985-48-2C20H20N2O3
2-(2,4,6-Trimethoxyphenyl)-2,3-dihydro-1H-perimidine
CAS 315230-91-2C20H20N2O3
Ethyl 2-methyl-5-oxo-1-phenyl-4-(phenylamino)-2,5-dihydro-1H-pyrrole-2-carboxylate
CAS 31407-15-5C20H20N2O3
![N-(Benzo[d][1,3]dioxol-5-ylmethyl)-4-(1H-indol-3-yl)butanamide chemical structure, C20H20N2O3, CAS 353522-37-9](/s/TYQLLUAATDLSNH-UHFFFAOYSA-N.svg)
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-4-(1H-indol-3-yl)butanamide
CAS 353522-37-9C20H20N2O3
1-Ethyl-4-hydroxy-2-oxo-N-(2-phenylethyl)-1,2-dihydroquinoline-3-carboxamide
CAS 313518-39-7C20H20N2O3
![2-{[3-Methyl-5-(morpholin-4-yl)phenyl]methyl}-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C20H20N2O3, CAS 418798-33-1](/s/YWDNANHOYRNYDW-UHFFFAOYSA-N.svg)
2-{[3-Methyl-5-(morpholin-4-yl)phenyl]methyl}-2,3-dihydro-1H-isoindole-1,3-dione
CAS 418798-33-1C20H20N2O3
4-(1,3-Benzodioxol-5-yl)-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexahydro-3-quinolinecarbonitrile
CAS 333779-45-6C20H20N2O3
- 3-Methyl-N-[4-(morpholin-4-yl)phenyl]-1-benzofuran-2-carboxamide346455-67-2C20H20N2O3
- 3-(3,4-Dihydro-2(1H)-isoquinolinyl)-1-(3-methoxyphenyl)-2,5-pyrrolidinedione511515-44-9C20H20N2O3
- 1-Ethyl-4-hydroxy-2-oxo-N-(1-phenylethyl)-1,2-dihydroquinoline-3-carboxamide313255-44-6C20H20N2O3
- N-[2-(3,4-Dimethoxyphenyl)ethyl]quinoline-2-carboxamide346641-99-4C20H20N2O3
- N-(4-Acetamidophenyl)-3,5,6-trimethyl-1-benzofuran-2-carboxamide622349-20-6C20H20N2O3
- N-(2-Hydroxy-quinolin-3-ylmethyl)-N-(2-methoxy-phenyl)-propionamide488726-59-6C20H20N2O3
- 4-(1-Ethylindol-3-yl)-3-nitro-4-phenylbutan-2-one381705-73-3C20H20N2O3
- 1-(3-(1,3-Benzodioxol-5-yl)acryloyl)-4-phenylpiperazine346726-13-4C20H20N2O3
- 2-(5-Methyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)ethyl 4-methylbenzenecarboxylate865658-46-4C20H20N2O3
- 4-Hydroxy-2-oxo-1-propyl-1,2-dihydro-quinoline-3-carboxylic acid o-tolylamide303100-71-2C20H20N2O3
- N-[3-(4-Methoxyphenyl)-1-methyl-4-oxo-1,4-dihydroquinolin-2-yl]propanamide883959-66-8C20H20N2O3
- 5-(2-(Indolin-1-yl)-2-oxoethoxy)-2-methyl-3,4-dihydroisoquinolin-1(2H)-one850904-64-2C20H20N2O3
- N-[2-(Dimethylamino)-2-phenylethyl]-4-oxochromene-3-carboxamide878964-91-1C20H20N2O3
- 4-Hydroxy-2-oxo-1-propyl-1,2-dihydro-quinoline-3-carboxylic acid m-tolylamide303093-19-8C20H20N2O3
- N-[4-(Morpholin-4-ylmethyl)phenyl]-1-benzofuran-2-carboxamide638153-24-9C20H20N2O3
- 3-[4-(2-Methylpropoxy)phenyl]-1-phenyl-1H-pyrazole-4-carboxylic acid955972-16-4C20H20N2O3
- N-(2-Hydroxy-6-methyl-quinolin-3-ylmethyl)-N-(4-methoxy-phenyl)-acetamide510739-02-3C20H20N2O3
- Butyl (4-oxo-2-phenyl-3(4H)-quinazolinyl)acetate370848-63-8C20H20N2O3
- 2-(5-Methoxy-1-oxoisoquinolin-2-yl)-N-(2-phenylethyl)acetamide868223-71-6C20H20N2O3
- 2,5-Diphenyl-3-propyl-tetrahydro-pyrrolo[3,4-d]isoxazole-4,6-dione53555-71-8C20H20N2O3
- N-(4-Methoxyphenyl)-N-[(2-oxo-1H-quinolin-4-yl)methyl]propanamide333982-58-4C20H20N2O3
- 4-[(3,5-Dimethyl-1,2-oxazol-4-yl)methoxy]-N-(2-methylphenyl)benzamide851911-02-9C20H20N2O3
- 1-Benzofuran-2-yl-[4-(4-methoxyphenyl)piperazin-1-yl]methanone872212-42-5C20H20N2O3
- 4-(6,8-Dimethoxy-4-methyl-2,3-dihydro-1H-pyrrolo[3,2-c]quinolin-1-yl)benzenol860789-35-1C20H20N2O3
- 2-(2-Azepan-1-yl-2-oxo-ethyl)-benzo[de]isoquinoline-1,3-dione325694-38-0C20H20N2O3
- 2-(8-Methoxy-2-methyl-4-oxoquinolin-1-yl)-N-(2-methylphenyl)acetamide384376-19-6C20H20N2O3
- 3-[2-(4-Methoxyphenyl)-2-oxoethyl]-2-propyl-4(3H)-quinazolinone866010-55-1C20H20N2O3
- N-[2-(Dimethylamino)-2-phenylethyl]-2-oxo-2H-chromene-3-carboxamide764706-84-5C20H20N2O3
- 3-(2,3-Dihydro-1H-indol-1-yl)-1-(4-ethoxyphenyl)pyrrolidine-2,5-dione701218-07-7C20H20N2O3
- 6-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-N-phenylhexanamide63330-01-8C20H20N2O3
- 5-Acetyl-5-methyl-1,3-bis(4-methylphenyl)imidazolidine-2,4-dione21631-66-3C20H20N2O3
- Ethyl 4-(4-oxo-2-propylquinazolin-3(4H)-yl)benzoate497240-62-7C20H20N2O3
- N-(4-Acetylphenyl)-1-benzyl-5-oxopyrrolidine-3-carboxamide713081-31-3C20H20N2O3
- 4-(2,3-Dihydroindole-1-carbonyl)-1-(4-methoxyphenyl)pyrrolidin-2-one879582-53-3C20H20N2O3
- (E)-2-Cyano-N-(2-methoxyethyl)-3-(3-phenylmethoxyphenyl)prop-2-enamide478016-75-0C20H20N2O3
- [2-[N-(2-Cyanoethyl)anilino]-2-oxoethyl] 3-phenylpropanoate380173-55-7C20H20N2O3
- 6-(4-Pyridin-4-ylmethyl-phenylcarbamoyl)-cyclohex-3-enecarboxylic acid303138-43-4C20H20N2O3
- Ethyl 3-(3,4-dimethylbenzamido)-1H-indole-2-carboxylate850929-33-8C20H20N2O3
- n-Benzyl-N-(1-benzyl-2,5-dioxopyrrolidin-3-yl)acetamide5422-95-7C20H20N2O3
- 4-[2-(3,4-Dihydro-1H-isoquinolin-2-yl)-2-oxo-ethyl]-6-methyl-4H-benzo[1,4]oxazin-3-one606119-69-1C20H20N2O3
- 2-(3,4,5-Trimethoxyphenyl)-2,3-dihydro-1H-perimidine6723-15-5C20H20N2O3
- Benzyl DC-81127810-79-1C20H20N2O3
- 2-(1,3-Dioxoisoindol-2-yl)-N-(4-phenylbutan-2-yl)acetamide432503-03-2C20H20N2O3
- 5-Acetyl-4-[2-(benzyloxy)phenyl]-6-methyl-3,4-dihydro-2(1H)-pyrimidinone303136-92-7C20H20N2O3
- 3-(3,4-Dihydroisoquinolin-2(1H)-yl)-1-(2-methoxyphenyl)pyrrolidine-2,5-dione371143-96-3C20H20N2O3
- 4-Methoxy-N-(1-methyl-2-oxo-2,4,5,6-tetrahydro-1H-pyrrolo[3,2,1-ij]quinolin-8-yl)benzamide898454-40-5C20H20N2O3
- 2-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-N-phenylhexanamide99497-04-8C20H20N2O3
- N-(2,6-Diethylphenyl)-2-(1,3-dioxoisoindol-2-yl)acetamide53984-93-3C20H20N2O3
- N-(4-Methylphenyl)-N-[1-(4-methylphenyl)-2,5-dioxopyrrolidin-3-yl]acetamide474376-95-9C20H20N2O3
- N-(1-Methyl-2-oxo-2,4,5,6-tetrahydro-1H-pyrrolo[3,2,1-ij]quinolin-8-yl)-2-phenoxyacetamide898410-91-8C20H20N2O3
- Methyl 1-benzyl-6-methyl-2-oxo-4-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboxylate321680-21-1C20H20N2O3
- 4-Oxo-N-phenylspiro[chroman-2,4'-piperidine]-1'-carboxamide251088-09-2C20H20N2O3
- 4-[2-(3,4-Dihydro-2H-quinolin-1-yl)-2-oxo-ethyl]-6-methyl-4H-benzo[1,4]oxazin-3-one606119-49-7C20H20N2O3
- 2-Nitro-N-(4-phenylhepta-1,6-dien-4-yl)benzamide307339-46-4C20H20N2O3
- 2-[(2-Ethyl-1-oxo-1,2-dihydroisoquinolin-5-yl)oxy]-N-(2-methylphenyl)acetamide903359-79-5C20H20N2O3
- 8-(2-Methylphenoxy)-2-(4-morpholinyl)-1H-quinolin-4-one351071-62-0C20H20N2O3
- N-(4-Butan-2-ylphenyl)-2-(1,3-dioxoisoindol-2-yl)acetamide349420-21-9C20H20N2O3
- (Z)-1-(4-Nitrophenyl)-3-phenyl-3-piperidin-1-ylprop-2-en-1-one170954-23-1C20H20N2O3
- Ethyl 1-benzyl-3-(4-methoxyphenyl)-1H-pyrazole-5-carboxylate955084-77-2C20H20N2O3
- Centcyamine366452-03-1C20H20N2O3
- 6-(4-Hydroxy-3-methoxyphenyl)-5,6,8,9,10,11-hexahydrobenzo[b][1,4]benzodiazepin-7-one6293-38-5C20H20N2O3
- Valeroyl phenytoin22506-76-9C20H20N2O3
- 1-[(4-Methoxyphenyl)methyl]-4-[(3-methylphenyl)methyl]-1,2,3,4-tetrahydropyrazine-2,3-dione902862-82-2C20H20N2O3
- 4-(2-Methylpropoxy)-N-(3-phenyl-1,2-oxazol-5-yl)benzamide866238-41-7C20H20N2O3
- (Z)-N-(1-(3-Methoxyphenyl)-5-oxopyrrolidin-3-yl)-3-phenylacrylamide896272-61-0C20H20N2O3
- 4-Isopropoxy-N-((5-phenylisoxazol-3-yl)methyl)benzamide946340-00-7C20H20N2O3
- KF 13218127654-03-9C20H20N2O3
- 5-((4-Isopropylphenoxy)methyl)-N-(pyridin-3-yl)furan-2-carboxamide693231-81-1C20H20N2O3
- N-{4-[(4-Methoxybenzyl)amino]-2-methylphenyl}-2-furamide839697-49-3C20H20N2O3
- 1-Ethyl-N-(3-methoxyphenyl)-2-methyl-4-oxo-1,4-dihydroquinoline-6-carboxamide1010908-37-8C20H20N2O3
- 6H-Pyrido(4,3-b)carbazolium, 9-hydroxy-1,2,5-trimethyl-, acetate (1:1)81531-67-1C20H20N2O3
- 2-(5-Methyl-2,3-dioxo-2,3-dihydro-1H-indol-1-yl)-N-phenyl-N-(propan-2-yl)acetamide842957-65-7C20H20N2O3
- Ethyl 4-(biphenyl-4-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate296266-90-5C20H20N2O3
- 1'-(3-Methylbutyl)spiro[1,3-benzoxazine-2,3'-indole]-2',4(1'H,3H)-dione903446-96-8C20H20N2O3
- 4-((3,5-Dimethylisoxazol-4-yl)methoxy)-N-(p-tolyl)benzamide851187-80-9C20H20N2O3
- DA 350577165-71-0C20H20N2O3
Frequently asked questions
What is the molar mass of C20H20N2O3?
The molar mass of C20H20N2O3 is 336.39 g/mol, calculated from standard atomic weights for 20 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 336.1474 Da.
How many compounds have the formula C20H20N2O3?
CompoundList lists 487 compounds with the molecular formula C20H20N2O3, including Cyclopiazonic acid, Elliptinium acetate, AG 556. 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 C20H20N2O3?
C20H20N2O3 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.