Molecular formula
C20H19NO4
394 compounds have this formula on CompoundList.
- Molar mass
- 337.37g/mol
- Monoisotopic mass
- 343.1452Da
- Atoms
- 44
- Elements
- 4
- Rings plus double bonds
- 12
The formula C20H19NO4 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom 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 × 2071.20%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 195.68%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 14.15%14.007 × 1 = 14.007 g/mol
- O Oxygen × 418.97%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C20H19NO4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 394 compounds
3-Hydroxy-1-(2-hydroxyethyl)-4-(4-methylbenzoyl)-5-phenyl-1,5-dihydro-2H-pyrrol-2-one
CAS 371926-93-1C20H19NO4
![2-Ethyl-5-[2-(4-methoxyphenyl)-2-oxoethoxy]isoquinolin-1-one chemical structure, C20H19NO4, CAS 898411-59-1](/s/QDECPQHZZCAUFK-UHFFFAOYSA-N.svg)
2-Ethyl-5-[2-(4-methoxyphenyl)-2-oxoethoxy]isoquinolin-1-one
CAS 898411-59-1C20H19NO4
![N-(3-Methoxyphenyl)-5-[(4-methylphenoxy)methyl]furan-2-carboxamide chemical structure, C20H19NO4, CAS 890614-98-9](/s/LGDZFTGCJVMMKR-UHFFFAOYSA-N.svg)
N-(3-Methoxyphenyl)-5-[(4-methylphenoxy)methyl]furan-2-carboxamide
CAS 890614-98-9C20H19NO4
Ethyl 1-(4-methylphenyl)-4,5-dioxo-2-phenylpyrrolidine-3-carboxylate
CAS 1089855-57-1C20H19NO4
8-Ethoxy-N-(4-ethylphenyl)-2-oxo-2H-chromene-3-carboxamide
CAS 923196-00-3C20H19NO4
![N-[4-(1,3-Benzodioxol-5-ylmethoxy)benzyl]-N-(2-furylmethyl)amine chemical structure, C20H19NO4, CAS 938007-78-4](/s/MJERVEHKUSDGJJ-UHFFFAOYSA-N.svg)
N-[4-(1,3-Benzodioxol-5-ylmethoxy)benzyl]-N-(2-furylmethyl)amine
CAS 938007-78-4C20H19NO4
![3-(5-{[(2-Hydroxy-2-phenylethyl)amino]methyl}furan-2-yl)benzoic acid chemical structure, C20H19NO4, CAS 932264-56-7](/s/AXLKFWHGFHVWHN-UHFFFAOYSA-N.svg)
3-(5-{[(2-Hydroxy-2-phenylethyl)amino]methyl}furan-2-yl)benzoic acid
CAS 932264-56-7C20H19NO4
(S)-1-Fmoc-2-methylazetidine-2-carboxylic Acid
CAS 1384745-40-7C20H19NO4
(-)-MK-801 Maleate
C20H19NO4
Ethyl 3-methyl-4,5-dioxo-1,2-diphenylpyrrolidine-3-carboxylate
CAS 5469-65-8C20H19NO4
N-(2,4-Dimethoxyphenyl)-3-methoxynaphthalene-2-carboxamide
CAS 433953-31-2C20H19NO4
![3-(2-Furylmethyl)-3,4,7,8,9,10-hexahydro-2H,6H-benzo[3,4]chromeno[8,7-e][1,3]oxazin-6-one chemical structure, C20H19NO4, CAS 858762-70-6](/s/ZKRJXANXZLGFQK-UHFFFAOYSA-N.svg)
3-(2-Furylmethyl)-3,4,7,8,9,10-hexahydro-2H,6H-benzo[3,4]chromeno[8,7-e][1,3]oxazin-6-one
CAS 858762-70-6C20H19NO4
1(3H)-Isobenzofuranone, 3-(spiro(1,3-benzodioxole-2,1'-cyclohexan)-5-ylamino)-
CAS 64179-21-1C20H19NO4
Ethyl 3-(3,5-dimethylbenzamido)benzofuran-2-carboxylate
CAS 847405-65-6C20H19NO4
N-(2-Ethoxyphenyl)-5-(phenoxymethyl)furan-2-carboxamide
CAS 879763-26-5C20H19NO4
Dibenzyl (S)-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate
CAS 159551-89-0C20H19NO4
Junosidine
CAS 110883-39-1C20H19NO4
N-(1,3-Benzodioxol-5-ylmethyl)-2-(4,6-dimethyl-1-benzofuran-3-yl)acetamide
CAS 873681-55-1C20H19NO4
3-Ethoxy-4-(5-methyl-2-phenyl-4-oxazolylmethoxy)benzaldehyde
CAS 178610-34-9C20H19NO4
3-(3-Carboxy-phenyl)-indole-1-carboxylic acid tert-butyl ester
CAS 886371-27-3C20H19NO4
Fmoc-Pro-OH-15N
CAS 204523-24-0C20H19NO4
Ethyl 2-(4-ethoxyphenyl)-1-oxo-1,2-dihydroisoquinoline-4-carboxylate
CAS 1030096-09-3C20H19NO4
2-Methoxy-6-(quinolin-8-yloxymethyl)-benzoic acid ethyl ester
CAS 1171924-37-0C20H19NO4
1-(9H-Fluoren-9-ylmethyl) 2-methyl (2S)-azetidine-1,2-dicarboxylate
CAS 1820575-03-8C20H19NO4
- 6-[1-Methyl-2-(4-phenoxyphenoxy)ethoxy]-3-pyridinol168844-46-0C20H19NO4
- 1,3-Dimethyl 2-((S)-1H-indol-3-ylphenylmethyl)propanedioate458563-78-5C20H19NO4
- Ethyl 2-[(2-benzoyl-3-oxo-3-phenyl-1-propenyl)amino]acetate220957-52-8C20H19NO4
- 1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}-4-methylazetidine-2-carboxylic acid2243508-90-7C20H19NO4
- (7-Phenyl-7-bicyclo[2.2.1]heptanyl) 4-nitrobenzoate23059-69-0C20H19NO4
- 4-(Ethoxymethylidene)-2-(4-ethoxyphenyl)-1,2,3,4-tetrahydroisoquinoline-1,3-dione750607-40-0C20H19NO4
- 7-Ethoxy-2-oxo-N-(1-phenylethyl)chromene-3-carboxamide7047-45-2C20H19NO4
- 2H-1,4-Benzoxazin-3(4H)-one, 7-(3-(4-hydroxyphenyl)-1-oxo-2-propenyl)-2,2,4-trimethyl-, (E)-123172-64-5C20H19NO4
- Methyl 1-(3-isopropoxybenzoyl)-1H-indole-3-carboxylate1003527-44-3C20H19NO4
- 1H-Pyrrole-2-carboxylic acid, 3,4-bis(4-methoxyphenyl)-, methyl ester170238-94-5C20H19NO4
- 5-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)pent-3-enoic acid259086-95-8C20H19NO4
- N-(4-Ethoxyphenyl)-6,8-dimethyl-4-oxo-4H-chromene-2-carboxamide872866-48-3C20H19NO4
- (9H-Fluoren-9-yl)methyl 1-(methoxycarbonyl)-cyclopropylcarbamate914223-82-8C20H19NO4
- Methyl 3-formyl-6-methoxy-1-(2-methylbenzyl)-1H-indole-2-carboxylate1170287-62-3C20H19NO4
- N-[(6,8-Dimethyl-2-oxo-2H-chromen-4-yl)methyl]-4-methoxybenzamide1206107-69-8C20H19NO4
- 3-[(4-Ethylphenyl)carbonyl]-6,7-dimethoxyquinolin-4(1H)-one1325304-95-7C20H19NO4
- 1-Benzyl-3-ethoxycarbonyl-4-hydroxy-6-methyl-2(1H)-quinolinone141750-03-0C20H19NO4
- 5-(3,5-Dimethoxy-phenyl)-quinoline-8-carboxylic acid ethyl ester1197333-39-3C20H19NO4
- 4-Hydroxy-7-phenoxy-isoquinoline-3-carboxylic acid butyl ester808115-54-0C20H19NO4
- (1R,2S)-1-(((9H-Fluoren-9-yl)methoxy)carbonylamino)-2-methylcyclopropanecarboxylic acid1380327-46-7C20H19NO4
- 1'-(3-Methoxybenzoyl)-3H-spiro[2-benzofuran-1,3'-piperidine]-3-one1797858-36-6C20H19NO4
- Methyl 1-(biphenylcarbonyl)-5-oxopiperidine-2-carboxylate1450633-83-6C20H19NO4
- 1'-(2-Phenoxyacetyl)-3H-spiro[2-benzofuran-1,4'-piperidine]-3-one1705881-04-4C20H19NO4
- 1'-(2-Methoxybenzoyl)-3H-spiro[2-benzofuran-1,4'-piperidine]-3-one1705307-06-7C20H19NO4
- 1'-(2-Phenoxyacetyl)-3H-spiro[2-benzofuran-1,3'-piperidine]-3-one1705970-12-2C20H19NO4
- Fmoc-3,4-dehydro-L-Val-OH1932087-73-4C20H19NO4
- N-(4-(Furan-3-yl)benzyl)-2,3-dimethoxybenzamide2034297-04-4C20H19NO4
- N-(4-(Furan-3-yl)benzyl)-2-(2-methoxyphenoxy)acetamide2034455-37-1C20H19NO4
- Methyl 4-((1-(benzofuran-2-yl)propan-2-yl)carbamoyl)benzoate2034304-71-5C20H19NO4
- (E)-4-(9H-Fluoren-9-ylmethoxycarbonylamino)-2-methylbut-2-enoic acid2164014-04-2C20H19NO4
- (1R,2R)-1-(9H-Fluoren-9-ylmethoxycarbonylamino)-2-methylcyclopropane-1-carboxylic acid2402789-08-4C20H19NO4
- 2-[({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropane-1-carboxylic acid2148210-23-3C20H19NO4
- (1S,2S)-2-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclopropane-1-carboxylic acid2196202-80-7C20H19NO4
- Ethyl 4-methoxy-5-oxo-1,2-diphenyl-2,5-dihydro-1H-pyrrole-3-carboxylate6940-07-4C20H19NO4
- 12-Methoxy-17-methyl-4,6,10-trioxa-17-azahexacyclo[16.3.1.03,7.08,21.011,20.014,19]docosa-1,3(7),8(21),11,13,19-hexaene51665-96-4C20H19NO4
- Ethyl 3-(4-(benzyloxy)-3-methoxyphenyl)-2-cyanoacrylate199179-02-7C20H19NO4
- 1-[(9H-Fluoren-9-yloxy)carbonyl]piperidine-4-carboxylic acid887582-23-2C20H19NO4
- (4Z)-4-[(3,4-Dimethoxyphenyl)methylidene]-2-(3,4-dimethylphenyl)-1,3-oxazol-5-one312717-75-2C20H19NO4
- 2-Oxo-2-(phenethylamino)ethyl 2H-chromene-3-carboxylate841282-18-6C20H19NO4
- 7-Methoxy-2-oxo-N-(4-propan-2-ylphenyl)chromene-3-carboxamide7047-20-3C20H19NO4
- 3-Benzyl-2-methyl-4-oxo-3,4,5,6-tetrahydro-2H-2,6-methano-1,3-benzoxazocine-5-carboxylic acid1005128-20-0C20H19NO4
- (5-Phenyl-1,2-oxazol-3-yl)methyl 3-(4-methoxyphenyl)propanoate946264-63-7C20H19NO4
- 2-(Cyclohexylamino)-1,4-dihydroxyanthracene-9,10-dione4644-04-6C20H19NO4
- (1Z)-1-(7,8-Dihydro[1,3]dioxolo[4,5-g]isoquinolin-5(6H)-ylidene)-3-(4-methoxyphenyl)propan-2-one883951-55-1C20H19NO4
- 3-(5-{[(2-Methoxybenzyl)amino]methyl}furan-2-yl)benzoic acid932236-48-1C20H19NO4
- Quinolin-8-yl 4,7,7-trimethyl-2,3-dioxobicyclo[2.2.1]heptane-1-carboxylate889305-96-8C20H19NO4
- [3-(5-Methyl-2-phenyl-oxazol-4-ylmethoxy)-phenyl]-acetic acid methyl ester244150-57-0C20H19NO4
- Fmoc-Pro-OH-1-13C2306051-40-9C20H19NO4
- 6-Methoxy-4-(2-methyl-benzyloxy)-quinoline-2-carboxylic acid methyl ester1359393-24-0C20H19NO4
- Ethyl 5,7-dimethoxy-4-phenylquinoline-3-carboxylate1351821-28-7C20H19NO4
- 4-Hydroxy-6-phenoxy-isoquinoline-3-carboxylic acid butyl ester808116-59-8C20H19NO4
- (S)-Methyl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)but-3-enoate500872-35-5C20H19NO4
- 3-(4-Carboxy-phenyl)-indole-1-carboxylic acid tert-butyl ester886370-74-7C20H19NO4
- 2-Oxa-5-azaspiro[3.4]octane-5-carboxylic acid, 1-oxo-3-phenyl-, phenylmethyl ester287401-29-0C20H19NO4
- 2-(3-((4-Methoxybenzyloxy)methyl)-5-methylisoxazol-4-yl)benzaldehyde1380089-27-9C20H19NO4
- (9H-Fluoren-9-yl)methyl 4-hydroxy-2-oxopiperidine-1-carboxylate1956335-21-9C20H19NO4
- 1-(2H-1,3-Benzodioxole-5-carbonyl)-3-(2,3-dihydro-1-benzofuran-5-yl)pyrrolidine2097872-64-3C20H19NO4
- N-{2-[4-(Furan-2-yl)phenyl]-2-hydroxyethyl}-2-methoxybenzamide2097888-75-8C20H19NO4
- N-{2-[4-(Furan-2-yl)phenyl]-2-hydroxyethyl}-3-methoxybenzamide2097890-95-2C20H19NO4
- 8-(1-((4-Ethoxyphenyl)imino)ethyl)-7-hydroxy-4-methyl-2H-chromen-2-one906757-47-9C20H19NO4
- (2E)-4-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)pent-2-enoic acid2172630-55-4C20H19NO4
- (2S,3S)-1-Fmoc-3-methylazetidine-2-carboxylic acid2865160-72-9C20H19NO4
- Dihydropseudoberberine1100757-76-3C20H19NO4
- 4-(3,4-Diethoxybenzylidene)-2-phenyloxazol-5(4H)-oneC20H19NO4
- (2-Benzylidene-3-oxo-1-benzofuran-6-yl) N,N-diethylcarbamate7048-08-0C20H19NO4
- (2E)-3-(2H-1,3-Benzodioxol-5-yl)-1-[4-(morpholin-4-yl)phenyl]prop-2-EN-1-one305859-40-9C20H19NO4
- 5,10-(Iminomethano)-5H-dibenzo(a,d)cycloheptene, 10,11-dihydro-, (Z)-2-butenedioate (1:1)37046-69-8C20H19NO4
- 2-((3,4-Dimethylphenyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate869871-34-1C20H19NO4
- 5-(2,4-Dimethoxyphenyl)-2-methyl-1-phenyl-1H-pyrrole-3-carboxylic acid723303-35-3C20H19NO4
- 3-Indolizineacetic acid, 1-(ethoxycarbonyl)-2-phenyl-, methyl ester61860-34-2C20H19NO4
- 2H-Quinolizine-1,3-dicarboxylic acid, 2-phenyl-, 1-ethyl 3-methyl ester61860-36-4C20H19NO4
- 2-{4-[Di(prop-2-en-1-yl)amino]-2-hydroxybenzoyl}benzoic acid102856-26-8C20H19NO4
- Cyano{4-[(oxolan-2-yl)methoxy]phenyl}methyl benzoate137100-04-0C20H19NO4
- Prop-2-en-1-yl 2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetate150831-87-1C20H19NO4
- Ethyl 6,7-dimethoxy-1-phenylisoquinoline-3-carboxylate89242-43-3C20H19NO4
- Indobufen impurity N236691-07-3C20H19NO4
Frequently asked questions
What is the molar mass of C20H19NO4?
The molar mass of C20H19NO4 is 337.37 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 343.1452 Da.
How many compounds have the formula C20H19NO4?
CompoundList lists 394 compounds with the molecular formula C20H19NO4, including 3-Hydroxy-1-(2-hydroxyethyl)-4-(4-methylbenzoyl)-5-phenyl-1,5-dihydro-2H-pyrrol-2-one, 2-Ethyl-5-[2-(4-methoxyphenyl)-2-oxoethoxy]isoquinolin-1-one, N-(3-Methoxyphenyl)-5-[(4-methylphenoxy)methyl]furan-2-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 C20H19NO4?
C20H19NO4 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.