Molecular formula
C21H19N3O5
154 compounds have this formula on CompoundList.
- Molar mass
- 393.40g/mol
- Monoisotopic mass
- 399.1701Da
- Atoms
- 48
- Elements
- 4
- Rings plus double bonds
- 14
The formula C21H19N3O5 describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms and 5 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 × 2164.12%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 194.87%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 310.68%14.007 × 3 = 42.021 g/mol
- O Oxygen × 520.33%15.999 × 5 = 79.995 g/mol
Look up another formula
Compounds with the formula C21H19N3O5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 154 of 154 compounds
N-(2,3-Dimethylphenyl)-1-((3-nitrobenzyl)oxy)-2-oxo-1,2-dihydropyridine-3-carboxamide
CAS 852365-27-6C21H19N3O5
N-(2,4-Dimethylphenyl)-1-((3-nitrobenzyl)oxy)-2-oxo-1,2-dihydropyridine-3-carboxamide
CAS 852365-31-2C21H19N3O5
N-(2,5-Dimethylphenyl)-1-((3-nitrobenzyl)oxy)-2-oxo-1,2-dihydropyridine-3-carboxamide
CAS 852365-34-5C21H19N3O5
N-(3,4-Dimethylphenyl)-1-((3-nitrobenzyl)oxy)-2-oxo-1,2-dihydropyridine-3-carboxamide
CAS 852365-38-9C21H19N3O5
N-(2,6-Dimethylphenyl)-1-((3-nitrobenzyl)oxy)-2-oxo-1,2-dihydropyridine-3-carboxamide
CAS 852365-91-4C21H19N3O5
![N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-2-(1,3-dioxoisoindolin-2-yl)acetamide chemical structure, C21H19N3O5, CAS 921811-19-0](/s/YCYCDKKIWFXULO-UHFFFAOYSA-N.svg)
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-2-(1,3-dioxoisoindolin-2-yl)acetamide
CAS 921811-19-0C21H19N3O5
2-(1,3-Dioxoisoindolin-2-yl)-N-(1-(3-methoxyphenyl)-5-oxopyrrolidin-3-yl)acetamide
CAS 896274-83-2C21H19N3O5
![4-[({[3-(3-Methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetyl}amino)methyl]benzoic acid chemical structure, C21H19N3O5, CAS 1246042-20-5](/s/ZITRKIDKBMNJQR-UHFFFAOYSA-N.svg)
4-[({[3-(3-Methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetyl}amino)methyl]benzoic acid
CAS 1246042-20-5C21H19N3O5
![N-{[2-(3-Methoxyphenyl)quinolin-4-yl]carbonyl}glycylglycine chemical structure, C21H19N3O5, CAS 1324097-06-4](/s/FCYHSOXFGPJTDO-UHFFFAOYSA-N.svg)
N-{[2-(3-Methoxyphenyl)quinolin-4-yl]carbonyl}glycylglycine
CAS 1324097-06-4C21H19N3O5
Methyl 2-(2-(2,3-dioxo-4-(o-tolyl)-3,4-dihydropyrazin-1(2H)-yl)acetamido)benzoate
CAS 1421517-10-3C21H19N3O5
![Methyl 4-((1-((2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-1H-pyrazol-4-yl)carbamoyl)benzoate chemical structure, C21H19N3O5, CAS 1797023-10-9](/s/YQDOOMOQEPAJAB-UHFFFAOYSA-N.svg)
Methyl 4-((1-((2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-1H-pyrazol-4-yl)carbamoyl)benzoate
CAS 1797023-10-9C21H19N3O5
![Methyl N-[3-(5,11-dioxo-6a,11-dihydroisoindolo[2,1-a]quinazolin-6(5H)-yl)propanoyl]glycinate chemical structure, C21H19N3O5, CAS 1630836-72-4](/s/IPBZMFHBSRWSQJ-UHFFFAOYSA-N.svg)
Methyl N-[3-(5,11-dioxo-6a,11-dihydroisoindolo[2,1-a]quinazolin-6(5H)-yl)propanoyl]glycinate
CAS 1630836-72-4C21H19N3O5
![N-({[2,3'-Bifuran]-5-yl}methyl)-N'-[3-(2-oxopyrrolidin-1-yl)phenyl]ethanediamide chemical structure, C21H19N3O5, CAS 2034489-09-1](/s/JYQCVGOJJNCFDE-UHFFFAOYSA-N.svg)
N-({[2,3'-Bifuran]-5-yl}methyl)-N'-[3-(2-oxopyrrolidin-1-yl)phenyl]ethanediamide
CAS 2034489-09-1C21H19N3O5
![(2S)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-(5-methyl-1,3,4-oxadiazol-2-yl)propanoic acid chemical structure, C21H19N3O5, CAS 2137077-93-9](/s/QTDVOXWLVFKZKR-SFHVURJKSA-N.svg)
(2S)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-(5-methyl-1,3,4-oxadiazol-2-yl)propanoic acid
CAS 2137077-93-9C21H19N3O5
![(2R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-(2-hydroxy-1H-imidazol-4-yl)propanoic acid chemical structure, C21H19N3O5, CAS 2679931-24-7](/s/AILXKCISCBPYOZ-GOSISDBHSA-N.svg)
(2R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-(2-hydroxy-1H-imidazol-4-yl)propanoic acid
CAS 2679931-24-7C21H19N3O5
![N-[(E)-(2-Ethoxynaphthalen-1-yl)methylideneamino]-2-(2-nitrophenoxy)acetamide chemical structure, C21H19N3O5, CAS 330594-36-0](/s/FWGIMRDEQOWGGQ-LPYMAVHISA-N.svg)
N-[(E)-(2-Ethoxynaphthalen-1-yl)methylideneamino]-2-(2-nitrophenoxy)acetamide
CAS 330594-36-0C21H19N3O5
![Ethyl (Z)-3-(9-acetyl-13,15-dioxa-3,9-diazatetracyclo[8.7.0.03,7.012,16]heptadeca-1(17),4,6,10,12(16)-pentaen-4-yl)-2-cyanoprop-2-enoate chemical structure, C21H19N3O5, CAS 53435-08-8](/s/HGRIKALVHGNDLD-NSIKDUERSA-N.svg)
Ethyl (Z)-3-(9-acetyl-13,15-dioxa-3,9-diazatetracyclo[8.7.0.03,7.012,16]heptadeca-1(17),4,6,10,12(16)-pentaen-4-yl)-2-cyanoprop-2-enoate
CAS 53435-08-8C21H19N3O5
![Ethyl 5-[2-(methoxycarbonyl)phenoxy]-3-(4-methylphenyl)-1,2,4-triazine-6-carboxylate chemical structure, C21H19N3O5, CAS 338966-17-9](/s/OOWSTLXOOCRGOR-UHFFFAOYSA-N.svg)
Ethyl 5-[2-(methoxycarbonyl)phenoxy]-3-(4-methylphenyl)-1,2,4-triazine-6-carboxylate
CAS 338966-17-9C21H19N3O5
![2-(4-(Benzo[d][1,3]dioxol-5-yl)-2,3-dioxo-3,4-dihydropyrazin-1(2H)-yl)-N-phenethylacetamide chemical structure, C21H19N3O5, CAS 898409-18-2](/s/QTPWMXBQAKWGPD-UHFFFAOYSA-N.svg)
2-(4-(Benzo[d][1,3]dioxol-5-yl)-2,3-dioxo-3,4-dihydropyrazin-1(2H)-yl)-N-phenethylacetamide
CAS 898409-18-2C21H19N3O5
![N-[4-(3,4-Dimethoxyphenyl)-1,2,5-oxadiazol-3-yl]-3,5-dimethyl-1-benzofuran-2-carboxamide chemical structure, C21H19N3O5, CAS 898635-45-5](/s/ABBXLSOQIMTWLW-UHFFFAOYSA-N.svg)
N-[4-(3,4-Dimethoxyphenyl)-1,2,5-oxadiazol-3-yl]-3,5-dimethyl-1-benzofuran-2-carboxamide
CAS 898635-45-5C21H19N3O5
Ethyl 6-oxo-4-(2-phenoxyacetamido)-1-phenyl-1,6-dihydropyridazine-3-carboxylate
CAS 941974-25-0C21H19N3O5
![4-{[2-(4-Methoxyphenyl)-1,3-dioxo-2,3-dihydro-1H-isoindol-5-yl]carbonyl}piperazine-1-carbaldehyde chemical structure, C21H19N3O5, CAS 1081147-67-2](/s/YOKRPAAVNGXDGO-UHFFFAOYSA-N.svg)
4-{[2-(4-Methoxyphenyl)-1,3-dioxo-2,3-dihydro-1H-isoindol-5-yl]carbonyl}piperazine-1-carbaldehyde
CAS 1081147-67-2C21H19N3O5
(E)-Methyl 2-(2-((6-(2-aminophenoxy)pyrimidin-4-yl)oxy)phenyl)-3-methoxyacrylate
CAS 131860-39-4C21H19N3O5
2-(7,8-Dimethoxy-4-methyl-2-oxo-2H-chromen-3-yl)-N-(1H-indazol-3-yl)acetamide
CAS 1401582-70-4C21H19N3O5
- (Z)-N-(4-Butan-2-ylphenyl)-2-cyano-3-(6-nitro-1,3-benzodioxol-5-yl)prop-2-enamide940844-27-9C21H19N3O5
- 3-[4-(4-Methoxyphenoxy)-3-nitrophenyl]-2-(pyrrolidine-1-carbonyl)prop-2-enenitrile742120-46-3C21H19N3O5
- 2-Cyano-3-[3-ethoxy-4-hydroxy-5-(2-propen-1-yl)phenyl]-N-(3-nitrophenyl)-2-propenamide732254-60-3C21H19N3O5
- Benzyl 7-(4-methoxyphenyl)-6,8-dioxo-1,2,7-triazaspiro[4.4]non-2-ene-3-carboxylate893782-64-4C21H19N3O5
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-4-methoxy-6-oxo-1-(p-tolyl)-1,6-dihydropyridazine-3-carboxamide941879-55-6C21H19N3O5
- Ethyl 5-[(E)-(hydroxyimino)methyl]-2-methyl-4-(4-nitrophenyl)-1-phenyl-1H-pyrrole-3-carboxylate22137-55-9C21H19N3O5
- 4-Amino-2-(3-methoxypropyl)-11-(methylamino)-1H-naphth[2,3-f]isoindole-1,3,5,10(2H)-tetrone55202-73-8C21H19N3O5
- 2-[Ethyl(naphthalen-1-yl)amino]-2-oxoethyl 4-amino-3-nitrobenzoate6582-85-0C21H19N3O5
- Ethyl 5-[(Z)-hydroxyiminomethyl]-2-methyl-4-(4-nitrophenyl)-1-phenylpyrrole-3-carboxylateC21H19N3O5
- 4-(Cyanocarbamoyl)-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid2171612-11-4C21H19N3O5
- 3-[(Cyanomethyl)carbamoyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid2171515-95-8C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(2-oxo-3-propyl-2,3-dihydro-1H-1,3-benzodiazol-1-yl)propanoate2248349-87-1C21H19N3O5
- rac-1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl (2R,5S)-1-benzyl-5-carbamoylpyrrolidine-2-carboxylate2287246-52-8C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(2,2-dimethylpropyl)-2-oxo-2,3-dihydro-1H-1,3-benzodiazole-4-carboxylate2248291-47-4C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(2,2-dimethylpropyl)-2-oxo-2,3-dihydro-1H-1,3-benzodiazole-4-carboxylate2248324-06-1C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(4-methylpiperazine-1-carbonyl)benzoate2248400-93-1C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(3-carbamoylpiperidin-1-yl)benzoate2248337-08-6C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(phenylcarbamoyl)piperidine-4-carboxylate2248280-41-1C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(phenylcarbamoyl)piperidine-3-carboxylate2248412-09-9C21H19N3O5
- rac-1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl (2R,3R)-1-ethyl-6-oxo-2-(pyridin-4-yl)piperidine-3-carboxylate2248299-33-2C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[(piperidine-1-carbonyl)amino]benzoate2248347-46-6C21H19N3O5
- 5-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-1-(2-hydroxyethyl)-1H-pyrazole-4-carboxylic acid2243511-89-7C21H19N3O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-[(1,2,3,4-tetrahydroisoquinoline-2-carbonyl)amino]propanoate2248293-81-2C21H19N3O5
- Benzyl N-(5-acetyl-3-benzyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)carbamate2680664-06-4C21H19N3O5
- N-(2-(2,6-Dioxopiperidin-3-yl)-1-oxoisoindolin-4-yl)-2-phenoxyacetamide2319514-20-8C21H19N3O5
- (19S)-10-(Aminomethyl)-19-ethyl-7,19-dihydroxy-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4(9),5,7,10,15(20)-heptaene-14,18-dione2839561-46-3C21H19N3O5
- 6-(6,7-Dimethoxyquinazolin-4-yl)oxy-2-methyl-N-(trideuteriomethyl)-1-benzofuran-3-carboxamide2978508-71-1C21H19N3O5
- Fruquintinib-d62978508-76-6C21H19N3O5
- N-(2-(2,6-Dioxopiperidin-3-yl)-1-oxoisoindolin-4-yl)-4-methoxybenzamide2321264-57-5C21H19N3O5
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(2-oxo-2,3-dihydro-1H-imidazol-4-yl)propanoic acid3079431-49-2C21H19N3O5
Frequently asked questions
What is the molar mass of C21H19N3O5?
The molar mass of C21H19N3O5 is 393.40 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 399.1701 Da.
How many compounds have the formula C21H19N3O5?
CompoundList lists 154 compounds with the molecular formula C21H19N3O5, including N-(2,3-Dimethylphenyl)-1-((3-nitrobenzyl)oxy)-2-oxo-1,2-dihydropyridine-3-carboxamide, N-(2,4-Dimethylphenyl)-1-((3-nitrobenzyl)oxy)-2-oxo-1,2-dihydropyridine-3-carboxamide, N-(2,5-Dimethylphenyl)-1-((3-nitrobenzyl)oxy)-2-oxo-1,2-dihydropyridine-3-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 C21H19N3O5?
C21H19N3O5 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.