Molecular formula
C20H18N4O5
59 compounds have this formula on CompoundList.
- Molar mass
- 394.39g/mol
- Monoisotopic mass
- 394.1277Da
- Atoms
- 47
- Elements
- 4
- Rings plus double bonds
- 14
The formula C20H18N4O5 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 4 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 × 2060.91%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 184.60%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 414.21%14.007 × 4 = 56.028 g/mol
- O Oxygen × 520.28%15.999 × 5 = 79.995 g/mol
Look up another formula
Compounds with the formula C20H18N4O5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 59 of 59 compounds
(Z)-1-Benzyl-5-(4-(dimethylamino)-3-nitrobenzylidene)pyrimidine-2,4,6(1H,3H,5H)-trione
CAS 296801-16-6C20H18N4O5
![Ethyl 2-amino-1-(2-((furan-2-carbonyl)oxy)ethyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate chemical structure, C20H18N4O5, CAS 381701-40-2](/s/BYBXOEUMEKHIRP-UHFFFAOYSA-N.svg)
Ethyl 2-amino-1-(2-((furan-2-carbonyl)oxy)ethyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate
CAS 381701-40-2C20H18N4O5
![2-(Benzo[d][1,3]dioxol-5-yloxy)-N-(2-((6-(pyridin-2-yl)pyridazin-3-yl)oxy)ethyl)acetamide chemical structure, C20H18N4O5, CAS 1257553-57-3](/s/CZVOVWZEJVDWND-UHFFFAOYSA-N.svg)
2-(Benzo[d][1,3]dioxol-5-yloxy)-N-(2-((6-(pyridin-2-yl)pyridazin-3-yl)oxy)ethyl)acetamide
CAS 1257553-57-3C20H18N4O5
3-(4-Methylphenyl)-3'-(3,4,5-trimethoxyphenyl)-5,5'-bi-1,2,4-oxadiazole
CAS 1775305-00-4C20H18N4O5
![3-{2-[3-(3,5-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]ethyl}-1,2,3,4-tetrahydroquinazoline-2,4-dione chemical structure, C20H18N4O5, CAS 1031606-77-5](/s/FXGPANVFAKCRTG-UHFFFAOYSA-N.svg)
3-{2-[3-(3,5-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]ethyl}-1,2,3,4-tetrahydroquinazoline-2,4-dione
CAS 1031606-77-5C20H18N4O5
![Methyl 2-[[(1E)-1-[3-methyl-1-(4-nitrophenyl)-5-oxopyrazol-4-ylidene]ethyl]amino]benzoate chemical structure, C20H18N4O5, CAS 516455-56-4](/s/NREYXENNLQFPMM-UHFFFAOYSA-N.svg)
Methyl 2-[[(1E)-1-[3-methyl-1-(4-nitrophenyl)-5-oxopyrazol-4-ylidene]ethyl]amino]benzoate
CAS 516455-56-4C20H18N4O5
![N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-N~2~-[(4-oxoquinazolin-3(4H)-yl)acetyl]glycinamide chemical structure, C20H18N4O5, CAS 1190250-56-6](/s/XKFDKZUVPMWKDT-UHFFFAOYSA-N.svg)
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-N~2~-[(4-oxoquinazolin-3(4H)-yl)acetyl]glycinamide
CAS 1190250-56-6C20H18N4O5
![Methyl 4-methoxy-3-{11-oxo-1,8,10-triazatricyclo[7.4.0.0^{2,7}]trideca-2(7),3,5,9-tetraene-13-amido}benzoate chemical structure, C20H18N4O5, CAS 1421445-90-0](/s/RQELUMPBBNWPMX-UHFFFAOYSA-N.svg)
Methyl 4-methoxy-3-{11-oxo-1,8,10-triazatricyclo[7.4.0.0^{2,7}]trideca-2(7),3,5,9-tetraene-13-amido}benzoate
CAS 1421445-90-0C20H18N4O5
![N'-{[1-(4-Ethoxyphenyl)-2,4,6-trioxo-1,3-diazinan-5-ylidene]methyl}benzohydrazide chemical structure, C20H18N4O5, CAS 380578-55-2](/s/OALHAVXXKDXIFO-CIAFOILYSA-N.svg)
N'-{[1-(4-Ethoxyphenyl)-2,4,6-trioxo-1,3-diazinan-5-ylidene]methyl}benzohydrazide
CAS 380578-55-2C20H18N4O5
![1,1',2,2'-Tetramethyl-5,5'-dinitro-1,2-dihydro-1'H,3H-[2,3'-biindol]-3-one chemical structure, C20H18N4O5, CAS 94547-82-7](/s/REZVMGQBDQCMSF-UHFFFAOYSA-N.svg)
1,1',2,2'-Tetramethyl-5,5'-dinitro-1,2-dihydro-1'H,3H-[2,3'-biindol]-3-one
CAS 94547-82-7C20H18N4O5
N-(3-Acetamidophenyl)-3-(4-methoxyphenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide
CAS 863611-80-7C20H18N4O5
![(5E)-5-[4-(Morpholin-4-yl)-3-nitrobenzylidene]-3-phenylimidazolidine-2,4-dione chemical structure, C20H18N4O5, CAS 678559-14-3](/s/PERUTBJDXVHNIW-FOWTUZBSSA-N.svg)
(5E)-5-[4-(Morpholin-4-yl)-3-nitrobenzylidene]-3-phenylimidazolidine-2,4-dione
CAS 678559-14-3C20H18N4O5
N-(2-Methoxybenzyl)-2-(3-(4-nitrophenyl)-6-oxopyridazin-1(6H)-yl)acetamide
CAS 899990-71-7C20H18N4O5
N-(3-Methoxybenzyl)-2-(3-(3-nitrophenyl)-6-oxopyridazin-1(6H)-yl)acetamide
CAS 899967-98-7C20H18N4O5
![[4-[(4-Amino-1-methyl-2,6-dioxo-3-phenylpyrimidin-5-yl)carbamoyl]phenyl] acetate chemical structure, C20H18N4O5, CAS 176379-36-5](/s/KYTBOVFFLJNNOE-UHFFFAOYSA-N.svg)
[4-[(4-Amino-1-methyl-2,6-dioxo-3-phenylpyrimidin-5-yl)carbamoyl]phenyl] acetate
CAS 176379-36-5C20H18N4O5
![6-(4-Methoxybenzyl)-4-(4-nitrophenyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione chemical structure, C20H18N4O5, CAS 874594-23-7](/s/DVZBUMNLXNXWJO-UHFFFAOYSA-N.svg)
6-(4-Methoxybenzyl)-4-(4-nitrophenyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione
CAS 874594-23-7C20H18N4O5
![3-{2-[3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]ethyl}-1,2,3,4-tetrahydroquinazoline-2,4-dione chemical structure, C20H18N4O5, CAS 892287-11-5](/s/TZPHIZXHHWIUSU-UHFFFAOYSA-N.svg)
3-{2-[3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]ethyl}-1,2,3,4-tetrahydroquinazoline-2,4-dione
CAS 892287-11-5C20H18N4O5
![3-(2-(4-(5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)-2-oxoethyl)benzo[d]oxazol-2(3H)-one chemical structure, C20H18N4O5, CAS 1210667-72-3](/s/LHDWDXBLEOATFH-UHFFFAOYSA-N.svg)
3-(2-(4-(5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)-2-oxoethyl)benzo[d]oxazol-2(3H)-one
CAS 1210667-72-3C20H18N4O5
3-(3,5-Dimethoxyphenyl)-5-((5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl)methyl)-1,2,4-oxadiazole
CAS 1251571-55-7C20H18N4O5
3-(3,4-Dimethoxyphenyl)-5-((5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl)methyl)-1,2,4-oxadiazole
CAS 1251695-09-6C20H18N4O5
![N-{[3-(Naphthalen-2-yl)-6-oxopyridazin-1(6H)-yl]acetyl}glycylglycine chemical structure, C20H18N4O5, CAS 1246068-18-7](/s/SHGYEEBSNKGTLA-UHFFFAOYSA-N.svg)
N-{[3-(Naphthalen-2-yl)-6-oxopyridazin-1(6H)-yl]acetyl}glycylglycine
CAS 1246068-18-7C20H18N4O5
3-(2-Methoxyethyl)-7-(3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl)quinazoline-2,4(1H,3H)-dione
CAS 1359017-49-4C20H18N4O5
![7-[3-(2,3-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-3-ethyl-1,2,3,4-tetrahydroquinazoline-2,4-dione chemical structure, C20H18N4O5, CAS 1359204-25-3](/s/PHZQVKVYOCBHPA-UHFFFAOYSA-N.svg)
7-[3-(2,3-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-3-ethyl-1,2,3,4-tetrahydroquinazoline-2,4-dione
CAS 1359204-25-3C20H18N4O5
![N-(Benzo[d][1,3]dioxol-5-yl)-2-(4-(methoxymethyl)-6-oxo-2-(pyridin-4-yl)pyrimidin-1(6H)-yl)acetamide chemical structure, C20H18N4O5, CAS 1421483-38-6](/s/DOBODTKFGZLBIT-UHFFFAOYSA-N.svg)
N-(Benzo[d][1,3]dioxol-5-yl)-2-(4-(methoxymethyl)-6-oxo-2-(pyridin-4-yl)pyrimidin-1(6H)-yl)acetamide
CAS 1421483-38-6C20H18N4O5
- 3-(1-(Benzo[d][1,3]dioxole-5-carbonyl)piperidin-4-yl)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione2034520-18-6C20H18N4O5
- N-(4-(Furan-2-yl)-1-methyl-6-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-b]pyridin-3-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide1203278-54-9C20H18N4O5
- Methyl 2-[({2-[(5-methyl-3-nitro-1H-pyrazol-1-yl)methyl]phenyl}carbonyl)amino]benzoate1005586-27-5C20H18N4O5
- Methyl 3-[({2-[(5-methyl-3-nitro-1H-pyrazol-1-yl)methyl]phenyl}carbonyl)amino]benzoate1005598-39-9C20H18N4O5
- 1-Benzyl-1'-methyl-6'-nitrospiro[1,3-diazinane-5,3'-2,4-dihydroquinoline]-2,4,6-trione728025-95-4C20H18N4O5
- 6-(4-Methoxyphenyl)-1-methyl-4-(3-nitrophenyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione728035-92-5C20H18N4O5
- 6-(2-Methoxyphenyl)-1-methyl-4-(3-nitrophenyl)-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidine-2,5-dione879588-94-0C20H18N4O5
- 2-Cyano-N-(2,3-dihydro-1,4-benzodioxin-6-yl)-3-[4-(dimethylamino)-3-nitrophenyl]prop-2-enamide744224-29-1C20H18N4O5
- 4-(4-Methoxyphenyl)-1-methyl-6-(3-nitrophenyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione893781-72-1C20H18N4O5
- Ethyl 3-{[(cyanomethyl)(phenyl)carbamoyl]methyl}-6-methyl-4-oxo-3H,4H-furo[2,3-d]pyrimidine-5-carboxylate1088067-37-1C20H18N4O5
- N-{[3-(Naphthalen-1-yl)-6-oxopyridazin-1(6H)-yl]acetyl}glycylglycine1282123-95-8C20H18N4O5
- 7-(3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl)-3-ethylquinazoline-2,4(1H,3H)-dione1358308-14-1C20H18N4O5
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(1-((2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-1H-pyrazol-4-yl)urea1797875-55-8C20H18N4O5
- N-((3-(1-Ethyl-1H-pyrrol-2-yl)-1,2,4-oxadiazol-5-yl)methyl)-8-methoxy-2-oxo-2H-chromene-3-carboxamide2034453-98-8C20H18N4O5
- 5-{[4-(Dimethylamino)-3-nitrophenyl]methylidene}-1-(3-methylphenyl)pyrimidine-2,4,6(1H,3H,5H)-trione5467-63-0C20H18N4O5
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-[(5-methyl-3-nitropyrazol-1-yl)methyl]benzamide1005683-87-3C20H18N4O5
- N-(1,3-Benzodioxol-5-yl)-N'-{2-[(1H-indol-2-ylcarbonyl)amino]ethyl}ethanediamide1081126-07-9C20H18N4O5
- N1-((2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-N2-(4-(5-methyl-1,3,4-oxadiazol-2-yl)phenyl)oxalamide1232769-42-4C20H18N4O5
- N-(1,3-Benzodioxol-5-yl)-6-(4-methoxyphenyl)-6,7-dihydro-4H-triazolo[5,1-c][1,4]oxazine-3-carboxamide2109481-22-1C20H18N4O5
- 1,3-Benzodioxole-5-carboxylic acid, 2-[[3-(3,4-dimethoxyphenyl)-1H-pyrazol-4-yl]methylene]hydrazide350999-97-2C20H18N4O5
- 5-[4-(Dimethylamino)-3-nitrobenzylidene]-1-(3-methylphenyl)-2,4,6(1H,3H,5H)-pyrimidinetrioneC20H18N4O5
- 3-((6-Amino-3-methyl-2,4-dioxo-1-phenyl-1,2,3,4-tetrahydropyrimidin-5-yl)carbamoyl)phenyl acetate176379-35-4C20H18N4O5
- 2-((6-Amino-3-methyl-2,4-dioxo-1-phenyl-1,2,3,4-tetrahydropyrimidin-5-yl)carbamoyl)phenyl acetate176379-34-3C20H18N4O5
- 3-(2-Methoxyethyl)-7-(3-(2-methoxyphenyl)-1,2,4-oxadiazol-5-yl)quinazoline-2,4(1H,3H)-dione1357728-39-2C20H18N4O5
- Methyl 7-(2,5-dimethoxyphenyl)-2-methyl-6-oxo-6,7-dihydropyrazolo[1,5-a]pyrido[3,4-e]pyrimidine-3-carboxylate1324087-63-9C20H18N4O5
- N-(2H-1,3-Benzodioxol-5-yl)-N'-{2-hydroxy-2-[4-(1H-pyrazol-1-yl)phenyl]ethyl}ethanediamide2415628-74-7C20H18N4O5
- (2Z)-3-(2H-1,3-Benzodioxol-5-yl)-N-{[3-(6-ethoxypyridin-3-yl)-1,2,4-oxadiazol-5-yl]methyl}prop-2-enamide1904620-55-8C20H18N4O5
- Acetamide, N-(4-((1,5-dihydro-1-(2-methoxy-4-nitrophenyl)-2-methyl-5-oxo-4H-imidazol-4-ylidene)methyl)phenyl)-78311-89-4C20H18N4O5
- (S)-N-(Benzo[d][1,3]dioxol-5-yl)-2-(2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetamido)propanamide1013754-16-9C20H18N4O5
- 3-[1-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-2-hydroxyethyl]-1H-1,2,4-triazole-5-carboxylic acid2172228-46-3C20H18N4O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-[2-(dimethylamino)ethyl]-2-oxo-2,3-dihydro-1H-1,3-benzodiazole-5-carboxylate2248371-86-8C20H18N4O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-{1,3,4-trimethyl-6-oxo-1H,6H,7H-pyrazolo[3,4-b]pyridin-5-yl}propanoate2248410-26-4C20H18N4O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-{2,4,6-trimethyl-3-oxo-1H,2H,3H-pyrazolo[3,4-b]pyridin-5-yl}propanoate2248369-35-7C20H18N4O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(5-carbamoylpyridin-2-yl)piperidine-4-carboxylate2248302-19-2C20H18N4O5
- 2-[(5-{[(Benzyloxy)carbonyl]amino}-1-phenyl-1H-pyrazol-4-yl)formamido]acetic acid2757929-11-4C20H18N4O5
Frequently asked questions
What is the molar mass of C20H18N4O5?
The molar mass of C20H18N4O5 is 394.39 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 394.1277 Da.
How many compounds have the formula C20H18N4O5?
CompoundList lists 59 compounds with the molecular formula C20H18N4O5, including (Z)-1-Benzyl-5-(4-(dimethylamino)-3-nitrobenzylidene)pyrimidine-2,4,6(1H,3H,5H)-trione, Ethyl 2-amino-1-(2-((furan-2-carbonyl)oxy)ethyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate, 2-(Benzo[d][1,3]dioxol-5-yloxy)-N-(2-((6-(pyridin-2-yl)pyridazin-3-yl)oxy)ethyl)acetamide. 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 C20H18N4O5?
C20H18N4O5 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.