Molecular formula
C20H18N2O4
307 compounds have this formula on CompoundList.
- Molar mass
- 350.37g/mol
- Monoisotopic mass
- 350.1267Da
- Atoms
- 44
- Elements
- 4
- Rings plus double bonds
- 13
The formula C20H18N2O4 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 4 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 × 2068.56%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 185.18%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 28.00%14.007 × 2 = 28.014 g/mol
- O Oxygen × 418.27%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C20H18N2O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 307 compounds
N-(4-Morpholin-4-ylphenyl)(2-oxochromen-3-yl)carboxamide
CAS 313701-03-0C20H18N2O4
![2-{1-[4-(Furan-2-carbonyl)piperazin-1-yl]ethylidene}-2,3-dihydro-1H-indene-1,3-dione chemical structure, C20H18N2O4, CAS 577786-96-0](/s/HUSJNAOKHXGHDC-UHFFFAOYSA-N.svg)
2-{1-[4-(Furan-2-carbonyl)piperazin-1-yl]ethylidene}-2,3-dihydro-1H-indene-1,3-dione
CAS 577786-96-0C20H18N2O4
2-(4'-Nitrobiphenyl-4-yl)hexahydro-1H-isoindole-1,3(2H)-dione
CAS 356097-84-2C20H18N2O4
3-Pyridinecarboxylic acid, 1,4-dihydro-6-(4-(dimethylamino)phenyl)-1-(4-hydroxyphenyl)-4-oxo-
CAS 92393-02-7C20H18N2O4
7-Nitro-8-quinolinyl 2,3,5,6-tetramethylbenzoate
CAS 52207-84-8C20H18N2O4
3-Isoxazolecarboxamide, 5-((benzoyloxy)methyl)-N-(2,6-dimethylphenyl)-
CAS 139297-37-3C20H18N2O4
![N-{2-Methoxy-4-[(2-methylbenzoyl)amino]phenyl}-2-furamide chemical structure, C20H18N2O4, CAS 797807-85-3](/s/HOBBAOZWKGXRAU-UHFFFAOYSA-N.svg)
N-{2-Methoxy-4-[(2-methylbenzoyl)amino]phenyl}-2-furamide
CAS 797807-85-3C20H18N2O4
![5-{[2-(Allyloxy)-1-naphthyl]methylene}-1,3-dimethyl-2,4,6(1H,3H,5H)-pyrimidinetrione chemical structure, C20H18N2O4, CAS 321432-16-0](/s/PEWLAMBDWPFJJF-UHFFFAOYSA-N.svg)
5-{[2-(Allyloxy)-1-naphthyl]methylene}-1,3-dimethyl-2,4,6(1H,3H,5H)-pyrimidinetrione
CAS 321432-16-0C20H18N2O4
![Ethyl 4-[[2-(3-formylindol-1-yl)acetyl]amino]benzoate chemical structure, C20H18N2O4, CAS 496960-32-8](/s/FVVFSQSKVDIRAD-UHFFFAOYSA-N.svg)
Ethyl 4-[[2-(3-formylindol-1-yl)acetyl]amino]benzoate
CAS 496960-32-8C20H18N2O4
N-(2,4-Dimethylphenyl)-2-methyl-5-(3-nitrophenyl)furan-3-carboxamide
CAS 876871-48-6C20H18N2O4
![(3S)-2-[(Benzyloxy)carbonyl]-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid chemical structure, C20H18N2O4, CAS 65491-10-3](/s/JOMKLISBGHMKKW-SFHVURJKSA-N.svg)
(3S)-2-[(Benzyloxy)carbonyl]-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid
CAS 65491-10-3C20H18N2O4
2-(4-(Pyridin-3-yloxy)piperidine-1-carbonyl)-4H-chromen-4-one
CAS 1421500-75-5C20H18N2O4
Benzoic acid, 4-(1,1-dimethylethyl)-, 7-nitro-8-quinolinyl ester
CAS 29007-25-8C20H18N2O4
2-Cyano-3-(4-phenylcarbamoylmethoxy-phenyl)-acrylic acid ethyl ester
CAS 333341-38-1C20H18N2O4
(5Z)-5-(2-Ethoxybenzylidene)-1-(4-methylphenyl)pyrimidine-2,4,6(1H,3H,5H)-trione
CAS 342015-02-5C20H18N2O4
![3-{[1-(3,4-Dimethylphenyl)-3,5-dioxo-4-pyrazolidinylidene]methyl}phenyl acetate chemical structure, C20H18N2O4, CAS 433241-04-4](/s/XRSVCGKAGGBETK-WQRHYEAKSA-N.svg)
3-{[1-(3,4-Dimethylphenyl)-3,5-dioxo-4-pyrazolidinylidene]methyl}phenyl acetate
CAS 433241-04-4C20H18N2O4
(5Z)-1-(4-Ethoxyphenyl)-5-(4-methylbenzylidene)pyrimidine-2,4,6(1H,3H,5H)-trione
CAS 329726-10-5C20H18N2O4
3-(1,3-Dioxoisoindol-2-yl)-N-(oxolan-2-ylmethyl)benzamide
CAS 332129-23-4C20H18N2O4
N-(2-Benzoyl-4-methylphenyl)-2-(2,5-dioxopyrrolidin-1-yl)acetamide
CAS 392324-94-6C20H18N2O4
![N-[4-(Acetylamino)phenyl]-6-ethyl-4-oxo-4H-chromene-2-carboxamide chemical structure, C20H18N2O4, CAS 874400-78-9](/s/FUWQRHIYKSLXLY-UHFFFAOYSA-N.svg)
N-[4-(Acetylamino)phenyl]-6-ethyl-4-oxo-4H-chromene-2-carboxamide
CAS 874400-78-9C20H18N2O4
N-(1,3-Benzodioxol-5-ylmethyl)-2-(1,2-dimethylindol-3-yl)-2-oxoacetamide
CAS 862831-11-6C20H18N2O4
N-(4-Acetamidophenyl)-5-(phenoxymethyl)furan-2-carboxamide
CAS 862390-38-3C20H18N2O4
![N-(3-Oxo-1,2,3,5,6,7-hexahydropyrido[3,2,1-ij]quinolin-9-yl)benzo[d][1,3]dioxole-5-carboxamide chemical structure, C20H18N2O4, CAS 898455-47-5](/s/SPQJQXYXQZSLLG-UHFFFAOYSA-N.svg)
N-(3-Oxo-1,2,3,5,6,7-hexahydropyrido[3,2,1-ij]quinolin-9-yl)benzo[d][1,3]dioxole-5-carboxamide
CAS 898455-47-5C20H18N2O4
![2-[4-(Cyclopropylcarbonyl)-2-oxo-3,4-dihydro-2H-1,4-benzoxazin-3-yl]-N-phenylacetamide chemical structure, C20H18N2O4, CAS 1047976-62-4](/s/FEHBXYJWMURTHA-UHFFFAOYSA-N.svg)
2-[4-(Cyclopropylcarbonyl)-2-oxo-3,4-dihydro-2H-1,4-benzoxazin-3-yl]-N-phenylacetamide
CAS 1047976-62-4C20H18N2O4
- N-(1-Methyl-2-oxo-2,4,5,6-tetrahydro-1H-pyrrolo[3,2,1-ij]quinolin-8-yl)benzo[d][1,3]dioxole-5-carboxamide898454-51-8C20H18N2O4
- N-(2-Furylmethyl)-3-[(phenoxyacetyl)amino]benzamide940460-22-0C20H18N2O4
- 4-Methoxy-N-(4-methoxyphenyl)-N-(4-nitrophenyl)aniline20440-91-9C20H18N2O4
- Methyl 1,3-dibenzyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate1335055-96-3C20H18N2O4
- Oxamide, N-(1-anthraquinonyl)-N'-butyl-92573-27-8C20H18N2O4
- (5E)-5-[(4-Hydroxy-3-methoxy-5-prop-2-enylphenyl)methylidene]-3-phenylimidazolidine-2,4-dione667871-96-7C20H18N2O4
- (E)-Ethyl 3-(2-cyano-3-(4-methoxyphenyl)acrylamido)benzoate326018-30-8C20H18N2O4
- 2-(3-Hydroxyanilino)-3-morpholin-4-ylnaphthalene-1,4-dione371954-70-0C20H18N2O4
- (Z)-4-(4-(tert-Butyl)benzylidene)-2-(2-nitrophenyl)oxazol-5(4H)-one313264-37-8C20H18N2O4
- (R)-Methyl 2-((benzo[d][1,3]dioxol-5-ylmethylene)amino)-3-(1H-indol-3-yl)propanoate749864-17-3C20H18N2O4
- 4-(3-Methyl-4-nitro-1,2-oxazol-5-yl)-1,3-diphenylbutan-1-one68257-70-5C20H18N2O4
- N-((2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-2-(2-methyl-1H-indol-3-yl)-2-oxoacetamide862813-61-4C20H18N2O4
- Methyl 2-({[2-(3-methoxyphenyl)-4-quinolyl]carbonyl}amino)acetate1144445-00-0C20H18N2O4
- 6-Methyl-4-{[1-(2-methylquinoline-8-carbonyl)azetidin-3-yl]oxy}-2H-pyran-2-one1787880-10-7C20H18N2O4
- N-(4-Acetylphenyl)-1,3-dioxo-2-propylisoindole-5-carboxamide518023-38-6C20H18N2O4
- N-[4-[(2-Methoxy-3-methylbenzoyl)amino]phenyl]furan-2-carboxamide839691-89-3C20H18N2O4
- 1-Imidazolidineacetic acid, 2,5-dioxo-4,4-diphenyl-3-(2-propenyl)-130889-49-5C20H18N2O4
- 3-(2-Methoxy-5-nitroanilino)-1-(2-naphthyl)-1-propanone882749-01-1C20H18N2O4
- N-[(2-Hydroxyquinolin-4-yl)methyl]-N-methyl-2,3-dihydro-1,4-benzodioxine-6-carboxamide902316-16-9C20H18N2O4
- N-[4-(Acetylamino)phenyl]-7,8-dimethyl-4-oxo-4H-chromene-2-carboxamide879770-43-1C20H18N2O4
- 2-(1,3-Dioxoisoindol-2-yl)-N-(oxolan-2-ylmethyl)benzamide875116-81-7C20H18N2O4
- Methyl {2-[(Z)-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)methyl]phenoxy}acetate432021-13-1C20H18N2O4
- 9-Ethoxy-2-(3-methoxyphenyl)-3H-chromeno[2,3-d]pyrimidin-4(5H)-one899213-17-3C20H18N2O4
- N'-[(E)-(2,3-Dimethoxyphenyl)methylidene]-1-hydroxynaphthalene-2-carbohydrazide627061-53-4C20H18N2O4
- (Z)-2-(Acetoxyimino)-N-(4-ethylphenyl)-2H-chromene-3-carboxamide941970-50-9C20H18N2O4
- Benzoic acid, 3-[(3-hydroxy-4-methoxyphenyl)(3-pyridinylmethyl)amino]-651022-54-7C20H18N2O4
- Methyl 2-methyl-4-[(phenoxyacetyl)amino]quinoline-6-carboxylate953853-11-7C20H18N2O4
- Methyl 4-[(3-methoxyphenyl)carbonylamino]-2-methylquinoline-6-carboxylate953854-37-0C20H18N2O4
- N-(3-{[(2-Furylmethyl)amino]carbonyl}phenyl)-2-methoxybenzamide940460-56-0C20H18N2O4
- 2-Oxo-2-(p-tolylamino)ethyl 3-acetylindolizine-1-carboxylate899724-99-3C20H18N2O4
- 2-[(Benzyloxy)carbonyl]-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-1-carboxylic acid128019-27-2C20H18N2O4
- 2-(2,4-Dimethoxyphenyl)-7-methyl-3H,4H,5H-chromeno[2,3-d]pyrimidin-4-one902880-19-7C20H18N2O4
- 2-(3,4-Dimethoxyphenyl)-7-methyl-3H,4H,5H-chromeno[2,3-d]pyrimidin-4-one902880-25-5C20H18N2O4
- 2-(2,5-Dimethoxyphenyl)-7-methyl-3H,4H,5H-chromeno[2,3-d]pyrimidin-4-one902856-27-3C20H18N2O4
- 2-(4-Ethoxy-3-methoxyphenyl)-3H,4H,5H-chromeno[2,3-d]pyrimidin-4-one902886-39-9C20H18N2O4
- N-{4-[(Dimethylcarbamoyl)methyl]phenyl}-2-oxo-2H-chromene-3-carboxamide1060281-69-7C20H18N2O4
- 2-(5-(Benzo[d][1,3]dioxol-5-yl)isoxazol-3-yl)-N-phenethylacetamide1105244-70-9C20H18N2O4
- Methyl 5-(2-furyl)-2-methyl-4-(5-methyl-2-oxo-2,3-dihydro-1H-indol-3-yl)-1H-pyrrole-3-carboxylate1144435-42-6C20H18N2O4
- 4-({[(3-Acetyl-1H-indol-1-yl)acetyl]amino}methyl)benzoic acid1190264-05-1C20H18N2O4
- N-{[2-(3-Methoxyphenyl)quinolin-4-yl]carbonyl}-beta-alanine1324068-47-4C20H18N2O4
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-hydroxy-2-(naphthalen-1-yl)ethyl)urea1351608-44-0C20H18N2O4
- 3-Fmoc-amino-2,6-dioxopiperidine1467314-65-3C20H18N2O4
- 1-Benzyl-5-oxo-N-(1-oxo-1,3-dihydro-2-benzofuran-5-yl)pyrrolidine-3-carboxamide1435997-81-1C20H18N2O4
- 3-(4-Methoxy-1H-indol-1-yl)-N-(1-oxo-1,3-dihydro-2-benzofuran-5-yl)propanamide1435979-09-1C20H18N2O4
- 2-(1,3-Benzodioxol-5-yl)-1-oxo-N-(propan-2-yl)-1,2-dihydroisoquinoline-4-carboxamide1401568-76-0C20H18N2O4
- 2-[4-(Pyridin-2-yloxy)piperidine-1-carbonyl]-4H-chromen-4-one1421530-99-5C20H18N2O4
- N-[2-(4-Methoxyphenyl)-2-oxoethyl]-2-methyl-1-oxo-1,2-dihydroisoquinoline-4-carboxamide1574398-26-7C20H18N2O4
- N-[2-(4-Methoxyphenyl)-2-oxoethyl]-1-methyl-2-oxo-1,2-dihydroquinoline-4-carboxamide1574483-48-9C20H18N2O4
- N'-[(E)-(3-Ethoxy-4-hydroxyphenyl)methylidene]-1-hydroxynaphthalene-2-carbohydrazide627061-72-7C20H18N2O4
- Dibenzo(c,f)(2,7)naphthyridine, 2,3,10,11-tetramethoxy-4444-38-6C20H18N2O4
- Ethyl 2-methyl-4-(4-nitrophenyl)-1-phenylpyrrole-3-carboxylate22108-58-3C20H18N2O4
- 4-((1-Benzoyl-1,2,3,4-tetrahydroquinolin-6-yl)amino)-4-oxobut-2-enoic acid371129-07-6C20H18N2O4
- (5E)-5-(4-Methoxy-2-methylbenzylidene)-1-(3-methylphenyl)pyrimidine-2,4,6(1H,3H,5H)-trione340225-24-3C20H18N2O4
- N-[4-[2-(3-Hydroxy-2-oxo-1H-indol-3-yl)acetyl]phenyl]cyclopropanecarboxamide669701-85-3C20H18N2O4
- Benzonitrile, 3-((4-(5-(methoxymethyl)-2-oxo-3-oxazolidinyl)phenyl)acetyl)-79039-00-2C20H18N2O4
- Methyl 4-(2-(1,2-dimethyl-1H-indol-3-yl)-2-oxoacetamido)benzoate862831-60-5C20H18N2O4
- Methyl 2-[[2-(1,2-dimethylindol-3-yl)-2-oxoacetyl]amino]benzoate862831-61-6C20H18N2O4
- (S)-2-((S)-1,3-Dioxo-1,5,10,10a-tetrahydroimidazo[1,5-b]isoquinolin-2(3H)-yl)-3-phenylpropanoic acid956686-23-0C20H18N2O4
- Ethyl 4-(2-(2-methyl-1H-indol-3-yl)-2-oxoacetamido)benzoate852369-32-5C20H18N2O4
- Benzenamine, N,N-bis(4-methoxyphenyl)-3-nitro-189764-89-4C20H18N2O4
- (3R)-2-[(Benzyloxy)carbonyl]-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid96086-48-5C20H18N2O4
- (Z)-1-(3-(Benzo[d][1,3]dioxol-5-yl)acryloyl)-N-methylindoline-2-carboxamide1103514-32-4C20H18N2O4
- 2-Oxo-2-(o-tolylamino)ethyl 3-acetylindolizine-1-carboxylate899725-03-2C20H18N2O4
- 2-Oxo-2-(m-tolylamino)ethyl 3-acetylindolizine-1-carboxylate899725-21-4C20H18N2O4
- 3-Quinolinecarbonitrile, 4-hydroxy-7-(2-methoxyethoxy)-6-(phenylmethoxy)-622369-60-2C20H18N2O4
- 2-(3-Acetyl-1H-indol-1-yl)-N-(2,3-dihydro-1,4-benzodioxin-6-yl)acetamide1144440-10-7C20H18N2O4
- N-((5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)isoxazol-3-yl)methyl)-2-phenylacetamide1210285-41-8C20H18N2O4
- 6-(3,4-Dimethoxyphenyl)-2-(2-oxo-2-phenylethyl)pyridazin-3(2H)-one1210013-75-4C20H18N2O4
- [(Z)-[3-[(3,4-Dimethylphenyl)carbamoyl]chromen-2-ylidene]amino] acetate931965-99-0C20H18N2O4
- (2Z)-2-[(Acetyloxy)imino]-N-(3,5-dimethylphenyl)-2H-chromene-3-carboxamide931360-30-4C20H18N2O4
- 3-(3-Acetyl-1H-indol-1-yl)-N-(1,3-benzodioxol-5-yl)propanamide1219549-59-3C20H18N2O4
- 6-(3-Methoxyphenyl)-2-[2-(4-methoxyphenyl)-2-oxoethyl]pyridazin-3(2H)-one1224168-23-3C20H18N2O4
- Methyl 4-{[(4-methylphenyl)carbamoyl]methoxy}quinoline-2-carboxylate1358411-48-9C20H18N2O4
- 2-[(Benzyloxy)carbonyl]-1H,2H,3H,4H,5H-pyrido[4,3-b]indole-8-carboxylic acid1160786-84-4C20H18N2O4
- Methyl 6-methoxy-3-[(4-methyl-1-naphthoyl)amino]pyridine-2-carboxylate870971-23-6C20H18N2O4
- 4-Cyano-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid632350-25-5C20H18N2O4
Frequently asked questions
What is the molar mass of C20H18N2O4?
The molar mass of C20H18N2O4 is 350.37 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 350.1267 Da.
How many compounds have the formula C20H18N2O4?
CompoundList lists 307 compounds with the molecular formula C20H18N2O4, including N-(4-Morpholin-4-ylphenyl)(2-oxochromen-3-yl)carboxamide, 2-{1-[4-(Furan-2-carbonyl)piperazin-1-yl]ethylidene}-2,3-dihydro-1H-indene-1,3-dione, 2-(4'-Nitrobiphenyl-4-yl)hexahydro-1H-isoindole-1,3(2H)-dione. 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 C20H18N2O4?
C20H18N2O4 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.