Molecular formula
C21H20N2O5
220 compounds have this formula on CompoundList.
- Molar mass
- 380.40g/mol
- Monoisotopic mass
- 380.1372Da
- Atoms
- 48
- Elements
- 4
- Rings plus double bonds
- 13
The formula C21H20N2O5 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 2 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 × 2166.31%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 205.30%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 27.36%14.007 × 2 = 28.014 g/mol
- O Oxygen × 521.03%15.999 × 5 = 79.995 g/mol
Look up another formula
Compounds with the formula C21H20N2O5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 220 compounds
2-(4-Methoxyphenyl)-1,3-dioxo-N-(oxolan-2-ylmethyl)isoindole-5-carboxamide
CAS 381196-63-0C21H20N2O5
![(5-{[(4-tert-Butylphenyl)carbonyl]amino}-1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid chemical structure, C21H20N2O5, CAS 831192-26-8](/s/RCDUDFNDSSEATL-UHFFFAOYSA-N.svg)
(5-{[(4-tert-Butylphenyl)carbonyl]amino}-1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid
CAS 831192-26-8C21H20N2O5
(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)methyl N-(phenylcarbonyl)valinate
CAS 1008069-93-9C21H20N2O5
N-(4-Acetamidophenyl)-2-(7-methoxy-4-methyl-2-oxochromen-3-yl)acetamide
CAS 902314-80-1C21H20N2O5
![Methyl (4Z)-4-[(2-hydroxy-3-methoxyphenyl)methylidene]-2-methyl-5-oxo-1-(pyridin-3-ylmethyl)pyrrole-3-carboxylate chemical structure, C21H20N2O5, CAS 6132-61-2](/s/XNXNCQUHUSQZOL-YBEGLDIGSA-N.svg)
Methyl (4Z)-4-[(2-hydroxy-3-methoxyphenyl)methylidene]-2-methyl-5-oxo-1-(pyridin-3-ylmethyl)pyrrole-3-carboxylate
CAS 6132-61-2C21H20N2O5
Methyl 5-(1-benzofuran-2-carbonylamino)-2-morpholin-4-ylbenzoate
CAS 766528-32-9C21H20N2O5
Ethyl 4-oxo-4-((2-(phenylcarbamoyl)benzofuran-3-yl)amino)butanoate
CAS 887884-70-0C21H20N2O5
(E)-3-(But-2-enamido)-N-(2,5-dimethoxyphenyl)benzofuran-2-carboxamide
CAS 888464-53-7C21H20N2O5
![N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-isobutyramidobenzofuran-2-carboxamide chemical structure, C21H20N2O5, CAS 872613-15-5](/s/IEQFVZDONVJTEA-UHFFFAOYSA-N.svg)
N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-isobutyramidobenzofuran-2-carboxamide
CAS 872613-15-5C21H20N2O5
![Ethyl 2-[[2-(2-methyl-1-oxoisoquinolin-5-yl)oxyacetyl]amino]benzoate chemical structure, C21H20N2O5, CAS 906146-57-4](/s/MXVYZPUBJIORBE-UHFFFAOYSA-N.svg)
Ethyl 2-[[2-(2-methyl-1-oxoisoquinolin-5-yl)oxyacetyl]amino]benzoate
CAS 906146-57-4C21H20N2O5
(E)-3-(But-2-enamido)-N-(3,4-dimethoxyphenyl)benzofuran-2-carboxamide
CAS 888447-90-3C21H20N2O5
![N-(Benzo[d][1,3]dioxol-5-yl)-3-pivalamidobenzofuran-2-carboxamide chemical structure, C21H20N2O5, CAS 888457-61-2](/s/WXDPIKTYWWFFLE-UHFFFAOYSA-N.svg)
N-(Benzo[d][1,3]dioxol-5-yl)-3-pivalamidobenzofuran-2-carboxamide
CAS 888457-61-2C21H20N2O5
2-((4-Ethoxyphenyl)amino)-2-oxoethyl 3-acetylindolizine-1-carboxylate
CAS 899725-13-4C21H20N2O5
(2Z)-N-(1,3-Benzodioxol-5-yl)-2-cyano-3-(3,4-diethoxyphenyl)prop-2-enamide
CAS 879965-35-2C21H20N2O5
2-((2-Ethoxyphenyl)amino)-2-oxoethyl 3-acetylindolizine-1-carboxylate
CAS 899949-43-0C21H20N2O5
(3R)-Fmoc-2-oxo-1-Pyrrolidineacetic acid
CAS 143129-76-4C21H20N2O5
![N-(4-{[(2-Methoxyethyl)carbamoyl]methyl}phenyl)-2-oxo-2H-chromene-3-carboxamide chemical structure, C21H20N2O5, CAS 1060253-23-7](/s/PDCLMWWMMONZNG-UHFFFAOYSA-N.svg)
N-(4-{[(2-Methoxyethyl)carbamoyl]methyl}phenyl)-2-oxo-2H-chromene-3-carboxamide
CAS 1060253-23-7C21H20N2O5
4-(2-(4-(Furan-2-carbonyl)piperazin-1-yl)-2-oxoethyl)-7-methyl-2H-chromen-2-one
CAS 919855-33-7C21H20N2O5
![2-{[3-(7-Methoxy-4-methyl-2-oxo-2H-chromen-6-yl)propanoyl]amino}benzamide chemical structure, C21H20N2O5, CAS 1010911-06-4](/s/BULZNBPGPHPQOW-UHFFFAOYSA-N.svg)
2-{[3-(7-Methoxy-4-methyl-2-oxo-2H-chromen-6-yl)propanoyl]amino}benzamide
CAS 1010911-06-4C21H20N2O5
![Methyl 4-{[(1-ethyl-6-methoxy-4-oxo-1,4-dihydroquinolin-3-yl)carbonyl]amino}benzoate chemical structure, C21H20N2O5, CAS 1010878-95-1](/s/AXSNDIAFKBQPPN-UHFFFAOYSA-N.svg)
Methyl 4-{[(1-ethyl-6-methoxy-4-oxo-1,4-dihydroquinolin-3-yl)carbonyl]amino}benzoate
CAS 1010878-95-1C21H20N2O5
![2-(5-(Benzo[d][1,3]dioxol-5-yl)isoxazol-3-yl)-N-(2-methoxyphenethyl)acetamide chemical structure, C21H20N2O5, CAS 1171999-68-0](/s/LOLWXBRLIQCQPF-UHFFFAOYSA-N.svg)
2-(5-(Benzo[d][1,3]dioxol-5-yl)isoxazol-3-yl)-N-(2-methoxyphenethyl)acetamide
CAS 1171999-68-0C21H20N2O5
![Methyl 4-{[3-(3,4-dimethoxyphenyl)-6-oxopyridazin-1(6H)-yl]methyl}benzoate chemical structure, C21H20N2O5, CAS 1209569-32-3](/s/VMEGITNCCPVKCC-UHFFFAOYSA-N.svg)
Methyl 4-{[3-(3,4-dimethoxyphenyl)-6-oxopyridazin-1(6H)-yl]methyl}benzoate
CAS 1209569-32-3C21H20N2O5
![Ethyl 4-((benzo[d][1,3]dioxol-5-ylmethyl)amino)-8-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate chemical structure, C21H20N2O5, CAS 1251693-60-3](/s/AJBQKOYYYLOTKE-UHFFFAOYSA-N.svg)
Ethyl 4-((benzo[d][1,3]dioxol-5-ylmethyl)amino)-8-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate
CAS 1251693-60-3C21H20N2O5
![Ethyl 4-((benzo[d][1,3]dioxol-5-ylmethyl)amino)-6-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate chemical structure, C21H20N2O5, CAS 1251609-89-8](/s/AHDDOAIBTNOXJK-UHFFFAOYSA-N.svg)
Ethyl 4-((benzo[d][1,3]dioxol-5-ylmethyl)amino)-6-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate
CAS 1251609-89-8C21H20N2O5
- Methyl N-{[2-(2-methoxyphenyl)-1-oxo-1,2-dihydroisoquinolin-4-yl]carbonyl}-beta-alaninate1401601-76-0C21H20N2O5
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(2-methoxyethyl)-1-oxo-1,2-dihydroisoquinoline-4-carboxamide1401580-12-8C21H20N2O5
- N-((1-(Furan-3-carbonyl)piperidin-4-yl)methyl)-2-oxo-2H-chromene-3-carboxamide1396868-14-6C21H20N2O5
- 2-[(5-Hydroxy-2,2-dimethyl-4-oxo-3,4-dihydro-2H-chromen-7-yl)oxy]-N-(1H-indol-4-yl)acetamide1574393-52-4C21H20N2O5
- 2-[(1R)-1-{[(Benzyloxy)carbonyl]amino}-2-phenylethyl]-5-methyl-1,3-oxazole-4-carboxylic acid1418113-57-1C21H20N2O5
- Ethyl 1-(4-methoxyphenyl)-2-methyl-4-(4-nitrophenyl)pyrrole-3-carboxylate54583-59-4C21H20N2O5
- Methyl 2-[2-[2-(2-methylanilino)-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate868224-89-9C21H20N2O5
- Methyl 2-[2-[2-(3-methylanilino)-2-oxoethyl]-1-oxoisoquinolin-5-yl]oxyacetate868224-90-2C21H20N2O5
- Benzyl 4-[4-(methoxycarbonyl)phenyl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate608120-87-2C21H20N2O5
- Benzyl [3-(3,4-dimethoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetate922902-89-4C21H20N2O5
- 3-(2,4-Dimethylphenyl)-1-{2-[(4-methyl-2-oxo-2H-chromen-7-yl)oxy]acetyl}urea875871-71-9C21H20N2O5
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-[(3,5-dimethyl-1,2-oxazol-4-yl)methoxy]benzamide1011385-04-8C21H20N2O5
- 3-(Fmoc-amino)-2-oxo-1-pyrrolidineacetic Acid317354-95-3C21H20N2O5
- Methyl 4-({[2-(2-methylpropyl)-1,3-dioxo-2,3-dihydro-1H-isoindol-5-yl]carbonyl}amino)benzoate667435-41-8C21H20N2O5
- 5-(2-Furanyl)-3-[2-hydroxy-3-(1-naphthalenyloxy)propyl]-5-methyl-2,4-imidazolidinedione1052611-07-0C21H20N2O5
- 2-(2,4-Dimethoxyphenyl)-9-ethoxy-3H,4H,5H-chromeno[2,3-d]pyrimidin-4-one902879-85-0C21H20N2O5
- N-{[5-(2H-1,3-benzodioxol-5-yl)-1,2-oxazol-3-yl]methyl}-4-(propan-2-yloxy)benzamide1040639-44-8C21H20N2O5
- N-{[5-(2H-1,3-benzodioxol-5-yl)-1,2-oxazol-3-yl]methyl}-2-(4-ethoxyphenyl)acetamide1040641-23-3C21H20N2O5
- 2-Cyclopropyl-N-(3,4-dimethoxybenzyl)-1,3-dioxo-2,3-dihydro-1H-isoindole-5-carboxamide1081125-05-4C21H20N2O5
- N-(5-Acetamido-2-methoxyphenyl)-2-(7-methyl-2-oxo-2H-chromen-4-yl)acetamide919760-93-3C21H20N2O5
- 6-(3,4-Dimethoxyphenyl)-2-(2-(4-methoxyphenyl)-2-oxoethyl)pyridazin-3(2H)-one1210169-24-6C21H20N2O5
- 2-[2-(3,4-Dimethoxyphenyl)-2-oxoethyl]-6-(2-methoxyphenyl)pyridazin-3(2H)-one1219547-34-8C21H20N2O5
- 2-[2-(3,4-Dimethoxyphenyl)-2-oxoethyl]-6-(3-methoxyphenyl)pyridazin-3(2H)-one1232790-19-0C21H20N2O5
- Methyl 6-methoxy-4-{[(4-methylphenyl)carbamoyl]methoxy}quinoline-2-carboxylate1358223-62-7C21H20N2O5
- Methyl 6-methoxy-4-(2-oxo-2-(m-tolylamino)ethoxy)quinoline-2-carboxylate1359392-98-5C21H20N2O5
- (5alpha,6alpha)-3,6-Bis(acetoxy)-7,8-didehydro-4,5-epoxymorphinan-17-carbonitrile20827-47-8C21H20N2O5
- 7-[2-(2,5-Dimethoxyphenyl)-2-oxoethoxy]-2,3-dihydropyrrolo[2,1-b]quinazolin-9(1H)-one1401603-60-8C21H20N2O5
- 7-[2-(3,4-Dimethoxyphenyl)-2-oxoethoxy]-2,3-dihydropyrrolo[2,1-b]quinazolin-9(1H)-one1401582-51-1C21H20N2O5
- (E)-2-(1-(3-(Benzo[d][1,3]dioxol-5-yl)acryloyl)azetidin-3-yl)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione1799267-66-5C21H20N2O5
- H6P2468Ldu129565-07-7C21H20N2O5
- (5S,11aR)-5,6,11,11a-Tetrahydro-5-(4-hydroxy-3,5-dimethoxyphenyl)-1H,3H-oxazolo[3',4':1,6]pyrido[3,4-b]indol-3-one189884-81-9C21H20N2O5
- 8-Methoxy-3-(3-(pyridin-4-yloxy)piperidine-1-carbonyl)-2H-chromen-2-one2034499-65-3C21H20N2O5
- N1-(3-(benzofuran-2-yl)propyl)-N2-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)oxalamide2034558-87-5C21H20N2O5
- N'-[(2H-1,3-Benzodioxol-5-yl)methyl]-N-[3-(1-benzofuran-2-yl)propyl]ethanediamide2034298-15-0C21H20N2O5
- 2-(3,4-Dimethoxyphenyl)-N-[1-(1-hydroxy-3-oxoinden-2-yl)ethylideneamino]acetamide1020251-96-0C21H20N2O5
- 5-[({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)methyl]-5-methyl-4,5-dihydro-1,2-oxazole-3-carboxylic acid2365419-03-8C21H20N2O5
- 4-[[2,4-Dihydroxy-3-(2-methylpropyl)naphthalen-1-yl]diazenyl]-2-hydroxybenzoic acid65862-23-9C21H20N2O5
- Ethyl 4-[2-cyano-3-(3,4-dimethoxyphenyl)prop-2-enamido]benzoate341927-80-8C21H20N2O5
- (4Z)-1-Butyl-4-[hydroxy(phenyl)methylidene]-5-(2-nitrophenyl)pyrrolidine-2,3-dione6170-93-0C21H20N2O5
- Dibenzo(c,f)(2,7)naphthyridin-6(5H)-one, 2,3,10,11-tetramethoxy-7-methyl-210404-97-0C21H20N2O5
- 4-{2-Cyano-3-[3-methoxy-4-(propan-2-yloxy)phenyl]prop-2-enamido}benzoic acid930885-28-2C21H20N2O5
- 2-Amino-4-[4-(cyclopentyloxy)phenyl]-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile923551-76-2C21H20N2O5
- 1-(Benzyloxy)-N-(2,4-dimethoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide852365-92-5C21H20N2O5
- (5-(2-Methyl-2,3-dihydrobenzofuran-5-yl)isoxazol-3-yl)methyl 2-ethoxynicotinate1208619-63-9C21H20N2O5
- N-(2-(2,4-Dioxooxazolidin-3-yl)-1-phenylethyl)-4-oxo-4-phenylbutanamide2034270-13-6C21H20N2O5
- 4-[(Z)-2-Cyano-3-[2-(3,4-dimethoxyphenyl)ethylamino]-3-oxoprop-1-enyl]benzoic acid721913-37-7C21H20N2O5
- 2-(3,4-Dimethoxyphenyl)-N'-[1-(1,3-dioxo-2,3-dihydro-1H-inden-2-ylidene)ethyl]acetohydrazideC21H20N2O5
- 2-{[1-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]formamido}acetic acid2171830-93-4C21H20N2O5
- 1H-Pyrazole-3,4-dicarboxylic acid, 1-(3-methoxyphenyl)-5-phenyl-, ethyl methyl ester96722-65-5C21H20N2O5
- 1H-Pyrazole-3,4-dicarboxylic acid, 1-(4-methoxyphenyl)-5-phenyl-, ethyl methyl ester96722-66-6C21H20N2O5
- 1-[1-(4-Methoxyphenyl)-2,5-dimethylpyrrol-3-yl]-2-(4-nitrophenoxy)ethanone5678-58-0C21H20N2O5
- Pyrrolo(4,3,2-de)isoquinoline, 1,3,4,5-tetrahydro-3-(p-methoxyphenyl)-, maleate53462-71-8C21H20N2O5
- N-[(Phenylmethoxy)carbonyl]-N-(5-phenyl-2-oxazolyl)glycine ethyl ester140685-73-0C21H20N2O5
- N,N'-[Carbonyldi(4,1-phenylene)]bis(N-acetylacetamide)62715-84-8C21H20N2O5
- 2-[(Benzyloxy)carbonyl]-6-methoxy-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-1-carboxylic acid837380-88-8C21H20N2O5
- 2-{4-[7-Methoxy-6-(n,n-dimethylcarbamoyl)quinolin-4-yloxy]phenyl}acetic acid948572-66-5C21H20N2O5
- 4-[3-(2H-1,3-Benzodioxol-5-yl)-5-(3-methylphenyl)-4,5-dihydro-1H-pyrazol-1-yl]-4-oxobutanoic acid1400068-45-2C21H20N2O5
- Benzyl [(2S)-1-(2,5-dioxopyrrolidin-1-yl)-1-oxo-3-phenylpropan-2-yl]carbamate33185-29-4C21H20N2O5
- Benzyl 4-(2-acetyloxyphenyl)-6-methyl-2-oxo-3,4-dihydro-1H-pyrimidine-5-carboxylate681459-95-0C21H20N2O5
- 2-[2-Ethoxy-4-[(3-methyl-5-oxo-1-phenylpyrazol-4-ylidene)methyl]phenoxy]acetic acid5818-62-2C21H20N2O5
- Ethyl (S)-[2-(1,3-Dioxoisoindolin-2-yl)-3-phenylpropanoyl]glycinate1742-81-0C21H20N2O5
- 4-Diazonio-5-ethoxy-1,1-bis(4-methoxyphenyl)-5-oxopenta-1,3-dien-3-olate89861-34-7C21H20N2O5
- 4-Hydroxy-3,5-bis[(4-hydroxyanilino)methyl]benzoic acid91149-07-4C21H20N2O5
- 1H,3H-Oxazolo[3',4':1,6]pyrido[3,4-b]indol-3-one, 5,6,11,11a-tetrahydro-5-(4-hydroxy-3,5-dimethoxyphenyl)-, trans-(+)-129564-93-8C21H20N2O5
- Ethyl 2-[(4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carbonyl)amino]acetate2370958-34-0C21H20N2O5
- 1-[2-(tert-Butoxy)-2-oxoethyl]-2-oxo-5-(quinolin-8-yl)-1,2-dihydropyridine-3-carboxylic acid2138015-64-0C21H20N2O5
- 1-[2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)acetamido]cyclopropane-1-carboxylic acid2171989-26-5C21H20N2O5
- 1-[2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)acetyl]azetidine-2-carboxylic acid2171729-15-8C21H20N2O5
- 2-[4-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)but-2-enamido]acetic acid2172609-45-7C21H20N2O5
- 4-[2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)acetamido]but-2-enoic acid2172619-64-4C21H20N2O5
- 2-(4-{[(9H-Fluoren-9-yl)methoxy]carbonyl}piperazin-1-yl)-2-oxoacetic acid2006490-85-1C21H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[benzyl(methyl)carbamoyl]-2,2-dimethylacetate2248395-92-6C21H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-[(2,2-dimethylpropanamido)methyl]benzoate2248330-64-3C21H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-[(N,2-dimethylpropanamido)methyl]benzoate2248372-38-3C21H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-[3-(methoxymethyl)pyrrolidin-1-yl]benzoate2248293-89-0C21H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(4-benzylmorpholin-2-yl)acetate2248368-93-4C21H20N2O5
Frequently asked questions
What is the molar mass of C21H20N2O5?
The molar mass of C21H20N2O5 is 380.40 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 380.1372 Da.
How many compounds have the formula C21H20N2O5?
CompoundList lists 220 compounds with the molecular formula C21H20N2O5, including 2-(4-Methoxyphenyl)-1,3-dioxo-N-(oxolan-2-ylmethyl)isoindole-5-carboxamide, (5-{[(4-tert-Butylphenyl)carbonyl]amino}-1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid, (1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)methyl N-(phenylcarbonyl)valinate. 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 C21H20N2O5?
C21H20N2O5 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.