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 201 to 300 of 307 compounds
![7-[2-(4-Methoxyphenyl)-2-oxoethoxy]-2,3-dihydropyrrolo[2,1-b]quinazolin-9(1H)-one chemical structure, C20H18N2O4, CAS 1401544-39-5](/s/CIZOTESJUIAHOC-UHFFFAOYSA-N.svg)
7-[2-(4-Methoxyphenyl)-2-oxoethoxy]-2,3-dihydropyrrolo[2,1-b]quinazolin-9(1H)-one
CAS 1401544-39-5C20H18N2O4
![Methyl 3-{[(9-oxo-1,2,3,9-tetrahydropyrrolo[2,1-b]quinazolin-7-yl)oxy]methyl}benzoate chemical structure, C20H18N2O4, CAS 1401568-84-0](/s/ALSBUUITKFHBEN-UHFFFAOYSA-N.svg)
Methyl 3-{[(9-oxo-1,2,3,9-tetrahydropyrrolo[2,1-b]quinazolin-7-yl)oxy]methyl}benzoate
CAS 1401568-84-0C20H18N2O4
N-(1,3-Benzodioxol-5-yl)-1-oxo-2-(propan-2-yl)-1,2-dihydroisoquinoline-4-carboxamide
CAS 1401604-57-6C20H18N2O4
2-(1-(Benzofuran-2-carbonyl)azetidin-3-yl)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione
CAS 1795300-67-2C20H18N2O4
N1-(4-(furan-3-yl)benzyl)-N2-(3-methoxyphenyl)oxalamide
CAS 2034603-31-9C20H18N2O4
4-(2-Oxo-2-(3-(pyridin-2-yl)pyrrolidin-1-yl)ethoxy)-2H-chromen-2-one
CAS 2034468-14-7C20H18N2O4
![2-(3-Ethoxy-2-hydroxyphenyl)-9-methyl-3H-chromeno[2,3-d]pyrimidin-4(5H)-one chemical structure, C20H18N2O4, CAS 902855-64-5](/s/SGXKCYNEDXTGSO-UHFFFAOYSA-N.svg)
2-(3-Ethoxy-2-hydroxyphenyl)-9-methyl-3H-chromeno[2,3-d]pyrimidin-4(5H)-one
CAS 902855-64-5C20H18N2O4
![2-[(2-Cyanoethyl)({[(9H-fluoren-9-yl)methoxy]carbonyl})amino]aceticacid chemical structure, C20H18N2O4, CAS 2219375-96-7](/s/AAASXZAXZUSKMT-UHFFFAOYSA-N.svg)
2-[(2-Cyanoethyl)({[(9H-fluoren-9-yl)methoxy]carbonyl})amino]aceticacid
CAS 2219375-96-7C20H18N2O4
4,5-Bis(4-methoxyanilino)cyclohexa-3,5-diene-1,2-dione
CAS 30747-27-4C20H18N2O4
N-(3-Ethenylphenyl)-2-(2-methoxyethyl)-1,3-dioxoisoindole-5-carboxamide
CAS 831199-31-6C20H18N2O4
![N-[1-(4-Methylphenyl)ethyl]-5-(4-nitrophenyl)furan-2-carboxamide chemical structure, C20H18N2O4, CAS 7061-83-8](/s/JIXLVHFZDDQLPK-UHFFFAOYSA-N.svg)
N-[1-(4-Methylphenyl)ethyl]-5-(4-nitrophenyl)furan-2-carboxamide
CAS 7061-83-8C20H18N2O4
![(5E)-5-[(4-Hydroxyphenyl)methylidene]-1-(2,4,6-trimethylphenyl)-1,3-diazinane-2,4,6-trione chemical structure, C20H18N2O4, CAS 5309-29-5](/s/JAOYKQFBDIVFPO-MHWRWJLKSA-N.svg)
(5E)-5-[(4-Hydroxyphenyl)methylidene]-1-(2,4,6-trimethylphenyl)-1,3-diazinane-2,4,6-trione
CAS 5309-29-5C20H18N2O4
![1-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4-[(4-methylphenyl)methyl]pyrazine-2,3-dione chemical structure, C20H18N2O4, CAS 898453-96-8](/s/XSJXJDMOUBRAFL-UHFFFAOYSA-N.svg)
1-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4-[(4-methylphenyl)methyl]pyrazine-2,3-dione
CAS 898453-96-8C20H18N2O4
Ethyl 4-(benzyloxy)-6-oxo-1-phenyl-1,6-dihydropyridazine-3-carboxylate
CAS 899728-99-5C20H18N2O4
(E)-N-Benzyl-2-cyano-3-(5-methoxy-2,3-dihydro-1,4-benzodioxin-7-yl)prop-2-enamide
CAS 1110820-58-0C20H18N2O4
![2-(2-{2-Cyano-2-[(2,4-dimethylphenyl)carbamoyl]eth-1-en-1-yl}phenoxy)acetic acid chemical structure, C20H18N2O4, CAS 1054547-38-4](/s/YRECCLTZGUJNSH-MHWRWJLKSA-N.svg)
2-(2-{2-Cyano-2-[(2,4-dimethylphenyl)carbamoyl]eth-1-en-1-yl}phenoxy)acetic acid
CAS 1054547-38-4C20H18N2O4
![2-[(Benzyloxy)carbonyl]-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid chemical structure, C20H18N2O4, CAS 98718-63-9](/s/JOMKLISBGHMKKW-UHFFFAOYSA-N.svg)
2-[(Benzyloxy)carbonyl]-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid
CAS 98718-63-9C20H18N2O4
![N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-(5-(p-tolyl)isoxazol-3-yl)acetamide chemical structure, C20H18N2O4, CAS 946341-70-4](/s/XKMNQMXJEGNLER-UHFFFAOYSA-N.svg)
N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-(5-(p-tolyl)isoxazol-3-yl)acetamide
CAS 946341-70-4C20H18N2O4
7-Methoxy-N-(4-(2-oxopyrrolidin-1-yl)phenyl)benzofuran-2-carboxamide
CAS 1083425-31-3C20H18N2O4
Ethyl 4-(carbamoylmethoxy)-2-phenylquinoline-6-carboxylate
CAS 1114835-33-4C20H18N2O4
p-Coumaroyl-(l)-tryptophan
CAS 171741-93-8C20H18N2O4
![3-[3-(2,3-Dihydro-1-benzofuran-5-yl)pyrrolidine-1-carbonyl]-5-(furan-2-yl)-1,2-oxazole chemical structure, C20H18N2O4, CAS 2097896-49-4](/s/WOEZJCVAXYLUBX-UHFFFAOYSA-N.svg)
3-[3-(2,3-Dihydro-1-benzofuran-5-yl)pyrrolidine-1-carbonyl]-5-(furan-2-yl)-1,2-oxazole
CAS 2097896-49-4C20H18N2O4
![N-[2,2-Bis(furan-2-yl)ethyl]-6-methoxy-1H-indole-2-carboxamide chemical structure, C20H18N2O4, CAS 2097934-49-9](/s/PZTJOZHJEUZYOH-UHFFFAOYSA-N.svg)
N-[2,2-Bis(furan-2-yl)ethyl]-6-methoxy-1H-indole-2-carboxamide
CAS 2097934-49-9C20H18N2O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-benzylpyrrolidine-2-carboxylate
CAS 2114322-37-9C20H18N2O4
- (Z)-2,3-Bis(3,4-dimethoxyphenyl)but-2-enedinitrile18656-85-4C20H18N2O4
- 6-Methyl-4-(3-nitrophenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline-9-carboxylic acid1217771-76-0C20H18N2O4
- Pyrrolo(4,3,2-de)isoquinoline, 1,3,4,5-tetrahydro-3-phenyl-, maleate53462-69-4C20H18N2O4
- 2-(2-{2-Cyano-2-[(2,6-dimethylphenyl)carbamoyl]eth-1-en-1-yl}phenoxy)acetic acid1054478-54-4C20H18N2O4
- Methyl 5,6-bis(4-methoxyphenyl)pyrazine-2-carboxylate122956-29-0C20H18N2O4
- 3-(Benzo[d][1,3]dioxol-5-yl)-2-(pyridin-2-yl)-1-oxa-8-azaspiro[4.5]dec-2-en-4-one1043902-32-4C20H18N2O4
- Methyl {2-[(3-methyl-4-phenyl-1,3-oxazol-2(3H)-ylidene)carbamoyl]phenyl}acetate481065-39-8C20H18N2O4
- Methyl 3,5-bis(4-aminophenoxy)benzoate219968-25-9C20H18N2O4
- 3,3'-{1,3-Dioxetane-2,2-diylbis[(2,1-phenylene)oxy]}dipropanenitrile63422-22-0C20H18N2O4
- Diazene-1,2-diylbis(4,1-phenylene) (E)-Bis(2-methylacrylate)118080-76-5C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-3-yl)propanoic acid1987261-38-0C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-6-yl)propanoic acid1998639-92-1C20H18N2O4
- Methyl 2-(4-methoxy-1H-indole-2-carbonyl)isoindoline-1-carboxylate2755781-53-2C20H18N2O4
- 3-[(Cyanomethyl)({[(9H-fluoren-9-yl)methoxy]carbonyl})amino]propanoic acid2172536-19-3C20H18N2O4
- Ethyl 4-(1,3-dioxo-1,5,10,10a-tetrahydroimidazo[1,5-b]isoquinolin-2(3H)-yl)benzoate1097627-10-5C20H18N2O4
- 2-[4-(Diethylamino)phenyl]-5-nitronaphthalene-1,4-dione85808-76-0C20H18N2O4
- N~1~-Butyl-N~2~-(9,10-dioxo-9,10-dihydroanthracen-2-yl)ethanediamide92573-41-6C20H18N2O4
- [2-(3H-1,2-Benzodioxol-5-yl)-1H-indol-4-yl](morpholin-4-yl)methanone917614-90-5C20H18N2O4
- Methyl 3-cyano-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoate2770487-24-4C20H18N2O4
- 1H-Pyrazole-1-carboxylic acid, 4-[4-[4-(methoxycarbonyl)phenyl]-1,3-butadiyn-1-yl]-, 1,1-dimethylethyl ester1192109-67-3C20H18N2O4
- (3S)-3-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-6-yl)propanoic acid1704958-75-7C20H18N2O4
- (3R)-3-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-6-yl)propanoic acid1704949-96-1C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-3-yl)propanoic acid1992961-13-3C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-5-yl)propanoic acid1986906-35-7C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-5-yl)propanoic acid1993278-52-6C20H18N2O4
- Propanoic acid, 3-(3,4-dihydro-3-(2-methylphenyl)-4-oxo-2(1H)-quinazolinylidene)-2-oxo-, ethyl ester73308-75-5C20H18N2O4
- 4-[4-(4-Oxo-6-phenyl-1,4-dihydropyrimidin-2-yl)phenoxy]butanoic acid651720-12-6C20H18N2O4
- MappiodineB1572084-09-3C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-3-yl)propanoic acid2349421-83-4C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-6-yl)propanoic acid2592227-68-2C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(1,2,3,4-tetrahydroquinolin-1-yl)propanoate2248277-24-7C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(3-methylpyrrolidin-1-yl)benzoate2248416-64-8C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-benzylpyrrolidine-3-carboxylate2248299-41-2C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-methyl-3-phenylpyrrolidine-3-carboxylate2248300-73-2C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(pyridin-3-yl)cyclohexane-1-carboxylate2248343-18-0C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-methyl-2-(pyrrolidin-1-yl)benzoate2248395-89-1C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(2,3-dihydro-1H-indol-1-yl)butanoate2248401-31-0C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-[(pyrrolidin-1-yl)methyl]benzoate2248336-29-8C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(1,2,3,4-tetrahydroisoquinolin-2-yl)propanoate2248267-04-9C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-[4-(dimethylamino)phenyl]cyclopropane-1-carboxylate2248349-79-1C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-cyclopentyl-2-(pyridin-4-yl)acetate2248327-12-8C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(piperidin-1-yl)benzoate2248358-98-5C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(piperidin-1-yl)benzoate2248273-56-3C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(pyrrolidin-1-yl)phenyl]acetate2248281-81-2C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-[(pyrrolidin-1-yl)methyl]benzoate2248381-72-6C20H18N2O4
- rac-1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl (3R,4S)-1-methyl-4-phenylpyrrolidine-3-carboxylate2248332-46-7C20H18N2O4
- 3-Cyano-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylpropanoic acid2156901-00-5C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(1,2,3,4-tetrahydroisoquinolin-2-yl)propanoate2248273-03-0C20H18N2O4
- rac-1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl (1R,2R)-2-[4-(dimethylamino)phenyl]cyclopropane-1-carboxylate2248289-16-7C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-methyl-1-phenylpyrrolidine-3-carboxylate2248351-99-5C20H18N2O4
- 1-Benzyl-4-{[(benzyloxy)carbonyl]amino}-1H-pyrrole-2-carboxylic acid2580179-07-1C20H18N2O4
- 2-[(Benzyloxy)carbonyl]-1H,2H,3H,4H,5H-pyrido[4,3-b]indole-6-carboxylic acid2580219-19-6C20H18N2O4
- 1-(4-{[(Benzyloxy)carbonyl]amino}-2-methylphenyl)-1H-pyrrole-2-carboxylic acid2580240-11-3C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-6-yl)propanoic acid1998692-86-6C20H18N2O4
- 2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-3-yl)propanoic acid1694220-47-7C20H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(1-methyl-1,2,3,4-tetrahydroquinolin-6-yl)acetate2248399-78-0C20H18N2O4
- (9H-Fluoren-9-yl)methyl N-[2-(3-hydroxy-1,2-oxazol-5-yl)ethyl]carbamate2763955-10-6C20H18N2O4
- 2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-1-yl)propanoic acid2352065-08-6C20H18N2O4
- (4E)-2-(4-Methylphenyl)-4-[(3-nitro-4-propan-2-ylphenyl)methylidene]-1,3-oxazol-5-one5738-60-3C20H18N2O4
- 4-[[(Z)-2-Cyano-3-(2-propan-2-yloxyphenyl)prop-2-enoyl]amino]benzoic acid1211887-22-7C20H18N2O4
- 4-[[(Z)-2-Cyano-3-(4-propan-2-yloxyphenyl)prop-2-enoyl]amino]benzoic acid1259229-79-2C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-2-yl)propanoic acid220854-89-7C20H18N2O4
- 2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-6-yl)propanoic acid1702451-42-0C20H18N2O4
- 2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-8-yl)propanoic acid1698321-29-7C20H18N2O4
- 2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-4-yl)propanoic acid1692372-46-5C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-4-yl)propanoic acid1998690-47-3C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-4-yl)propanoic acid2015377-85-0C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-7-yl)propanoic acid2592227-52-4C20H18N2O4
- 2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-3-yl)propanoic acid2352022-29-6C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-7-yl)propanoic acid2350016-85-0C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-6-yl)propanoic acid2592228-11-8C20H18N2O4
- 2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-7-yl)propanoic acid2352468-62-1C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-2-yl)propanoic acid1042392-77-7C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-7-yl)propanoic acid2349456-87-5C20H18N2O4
- (2R)-2-{[(Benzyloxy)carbonyl]amino}-3-(isoquinolin-3-yl)propanoic acid2349787-28-4C20H18N2O4
- (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-(quinolin-8-yl)propanoic acid1997420-11-7C20H18N2O4
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 7-[2-(4-Methoxyphenyl)-2-oxoethoxy]-2,3-dihydropyrrolo[2,1-b]quinazolin-9(1H)-one, Methyl 3-{[(9-oxo-1,2,3,9-tetrahydropyrrolo[2,1-b]quinazolin-7-yl)oxy]methyl}benzoate, N-(1,3-Benzodioxol-5-yl)-1-oxo-2-(propan-2-yl)-1,2-dihydroisoquinoline-4-carboxamide. 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.