Molecular formula
C16H18N4O4
164 compounds have this formula on CompoundList.
- Molar mass
- 330.34g/mol
- Monoisotopic mass
- 330.1328Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 10
The formula C16H18N4O4 describes a molecule made of 16 carbon atoms, 18 hydrogen atoms, 4 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 × 1658.17%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 185.49%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 416.96%14.007 × 4 = 56.028 g/mol
- O Oxygen × 419.37%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C16H18N4O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 164 compounds
![6-(1,3-Benzodioxol-5-ylmethyl)-1,3-dimethyl-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione chemical structure, C16H18N4O4, CAS 281205-91-2](/s/IQPNHGXWHUTQLQ-UHFFFAOYSA-N.svg)
6-(1,3-Benzodioxol-5-ylmethyl)-1,3-dimethyl-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione
CAS 281205-91-2C16H18N4O4
Ethanol, 2,2'-((4-(2-(4-nitrophenyl)diazenyl)phenyl)imino)bis-
CAS 2734-52-3C16H18N4O4
![Ethyl 4-(3-formyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)-1-piperazinecarboxylate chemical structure, C16H18N4O4, CAS 636989-81-6](/s/HHKXRGZMFJZKGH-UHFFFAOYSA-N.svg)
Ethyl 4-(3-formyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)-1-piperazinecarboxylate
CAS 636989-81-6C16H18N4O4
8-(3-Methoxybenzyloxy)caffeine
CAS 371944-58-0C16H18N4O4
Xemilofiban acid
CAS 149193-61-3C16H18N4O4
![2-Hydroxy-4-oxo-N-[3-(2-oxopyrrolidin-1-yl)propyl]-4H-pyrido[1,2-a]pyrimidine-3-carboxamide chemical structure, C16H18N4O4, CAS 886900-73-8](/s/UVNGABYZAIKSAY-UHFFFAOYSA-N.svg)
2-Hydroxy-4-oxo-N-[3-(2-oxopyrrolidin-1-yl)propyl]-4H-pyrido[1,2-a]pyrimidine-3-carboxamide
CAS 886900-73-8C16H18N4O4
N-(2-(4-Methylpiperazin-1-yl)phenyl)-5-nitrofuran-2-carboxamide
CAS 713500-92-6C16H18N4O4
Pseudomonine
CAS 172923-94-3C16H18N4O4
8-(3,4-Dimethoxybenzyl)-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione
CAS 7255-91-6C16H18N4O4
N,N'-Dimethyl-N,N'-bis(4-nitrophenyl)ethane-1,2-diamine
CAS 127988-51-6C16H18N4O4
![2-Furancarboxamide, N-[4-(4-methyl-1-piperazinyl)phenyl]-5-nitro- chemical structure, C16H18N4O4, CAS 831203-59-9](/s/ZURCFIJRQHMFCW-UHFFFAOYSA-N.svg)
2-Furancarboxamide, N-[4-(4-methyl-1-piperazinyl)phenyl]-5-nitro-
CAS 831203-59-9C16H18N4O4
![2-Furancarboxamide, N-[3-(4-methyl-1-piperazinyl)phenyl]-5-nitro- chemical structure, C16H18N4O4, CAS 831203-64-6](/s/ORLMGKXNLDGPBF-UHFFFAOYSA-N.svg)
2-Furancarboxamide, N-[3-(4-methyl-1-piperazinyl)phenyl]-5-nitro-
CAS 831203-64-6C16H18N4O4
![Butanoic acid, 2-[2-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)hydrazinylidene]-3-oxo-, methyl ester chemical structure, C16H18N4O4, CAS 325738-96-3](/s/JQNNJPJIPGOVLD-GFKPTTFUSA-N.svg)
Butanoic acid, 2-[2-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)hydrazinylidene]-3-oxo-, methyl ester
CAS 325738-96-3C16H18N4O4
![N,N'-Bis[(E)-furan-2-ylmethylideneamino]hexanediamide chemical structure, C16H18N4O4, CAS 801-21-8](/s/DUOJGMBENABMRK-JYFOCSDGSA-N.svg)
N,N'-Bis[(E)-furan-2-ylmethylideneamino]hexanediamide
CAS 801-21-8C16H18N4O4
![5-(3,5-Dimethoxybenzyl)-1-(2-hydroxyethyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one chemical structure, C16H18N4O4, CAS 899742-94-0](/s/WVYVYAICWSHGIE-UHFFFAOYSA-N.svg)
5-(3,5-Dimethoxybenzyl)-1-(2-hydroxyethyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one
CAS 899742-94-0C16H18N4O4
(E)-N'-(3-(3,4-Dimethoxyphenyl)acryloyl)-3-methyl-1H-pyrazole-5-carbohydrazide
CAS 1273560-10-3C16H18N4O4
N'-(2,3-Dihydro-1,4-benzodioxin-6-yl)-N-(3-imidazol-1-ylpropyl)oxamide
CAS 899748-76-6C16H18N4O4
![1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-(3-(6-oxopyridazin-1(6H)-yl)propyl)urea chemical structure, C16H18N4O4, CAS 1203285-55-5](/s/YUWBTCKBKFQBCY-UHFFFAOYSA-N.svg)
1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-(3-(6-oxopyridazin-1(6H)-yl)propyl)urea
CAS 1203285-55-5C16H18N4O4
5-Methyl-N-(1-methyl-2-oxo-5-(pyrrolidine-1-carbonyl)-1,2-dihydropyridin-3-yl)isoxazole-3-carboxamide
CAS 1210669-90-1C16H18N4O4
Methyl 4-(2-((2-(2-methyl-1H-imidazol-1-yl)ethyl)amino)-2-oxoacetamido)benzoate
CAS 1209216-62-5C16H18N4O4
2-(2-(4-(Furan-2-carbonyl)piperazin-1-yl)-2-oxoethyl)-6-methylpyridazin-3(2H)-one
CAS 1235658-42-0C16H18N4O4
N-(5-(2,5-Dimethylfuran-3-yl)-1,3,4-oxadiazol-2-yl)-3-(3,5-dimethylisoxazol-4-yl)propanamide
CAS 1286710-82-4C16H18N4O4
![N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-[3-(3-methyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl]acetamide chemical structure, C16H18N4O4, CAS 1323706-14-4](/s/NJFUDAKKTAVLJR-UHFFFAOYSA-N.svg)
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-[3-(3-methyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl]acetamide
CAS 1323706-14-4C16H18N4O4
![N-[1,2-Dihydro-1-[(2R,6S)-6-(hydroxymethyl)-2-morpholinyl]-2-oxo-4-pyrimidinyl]-benzamide chemical structure, C16H18N4O4, CAS 125455-77-8](/s/XHPLJIGLLXBJJT-GXTWGEPZSA-N.svg)
N-[1,2-Dihydro-1-[(2R,6S)-6-(hydroxymethyl)-2-morpholinyl]-2-oxo-4-pyrimidinyl]-benzamide
CAS 125455-77-8C16H18N4O4
- Methyl 5-((1-(tert-butyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)methyl)furan-2-carboxylate863448-29-7C16H18N4O4
- N-[(2H-1,3-Benzodioxol-5-yl)methyl]-2-{3-oxo-2H,3H,5H,6H,7H,8H-[1,2,4]triazolo[4,3-A]pyridin-2-YL}acetamide1775465-61-6C16H18N4O4
- 8-(4-Ethoxyphenyl)-2-(2-oxopropyl)-7,8-dihydroimidazo[2,1-c][1,2,4]triazine-3,4(2H,6H)-dione941891-06-1C16H18N4O4
- Methyl 1-(((3-methyl-1,2,4-oxadiazol-5-yl)methyl)carbamoyl)-3,4-dihydroisoquinoline-2(1H)-carboxylate1396559-99-1C16H18N4O4
- 2-Furancarboxamide, 5-nitro-N-[[4-(1-piperazinyl)phenyl]methyl]-831203-80-6C16H18N4O4
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)urea1797182-15-0C16H18N4O4
- 1 suppliers4-((3-Aminopropyl)amino)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione2093388-20-4C16H18N4O4
- Esomeprazole impurity H4312227107-89-1C16H18N4O4
- 8-(4-Ethoxy-3-methoxyphenyl)-1,3-dimethyl-7H-purine-2,6-dione578756-83-9C16H18N4O4
- 2H-1-Benzopyran-2-one, 8-(4-ethoxybutoxy)-3-(1H-tetrazol-5-yl)-80916-87-6C16H18N4O4
- 1-(1-Methyl-3-nitro-2-oxo-1,2-dihydroquinolin-4-yl)piperidine-4-carboxamide849913-55-9C16H18N4O4
- (Adamantan-2-ylideneazamethyl)(2,4-dinitrophenyl)amine10535-35-0C16H18N4O4
- N1-(3-(1H-imidazol-1-yl)propyl)-N2-(benzo[d][1,3]dioxol-5-ylmethyl)oxalamide941962-74-9C16H18N4O4
- 8-[(4-Methoxybenzyl)oxy]-1,3,7-trimethyl-3,7-dihydro-1H-purine-2,6-dione364617-07-2C16H18N4O4
- 2H-1-Benzopyran-2-one, 8-(2-butoxyethoxy)-3-(1H-tetrazol-5-yl)-80916-84-3C16H18N4O4
- 2H-1-Benzopyran-2-one, 8-(2-(2-methylpropoxy)ethoxy)-3-(1H-tetrazol-5-yl)-80916-85-4C16H18N4O4
- N-[(4-Oxo-3,4-dihydrophthalazin-1-yl)methyl]-N'-(tetrahydrofuran-2-ylmethyl)ethanediamide946290-66-0C16H18N4O4
- (6,7-Dihydro-5H-pyrazolo[5,1-b][1,3]oxazin-2-yl)(4-(furan-2-carbonyl)piperazin-1-yl)methanone1428365-85-8C16H18N4O4
- 1-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-[2-(4-methyl-6-oxo-1,6-dihydropyrimidin-1-yl)ethyl]urea1421526-10-4C16H18N4O4
- Dalilesen impurity 302248726-39-6C16H18N4O4
- Ethyl n-{[4-amino-2-(benzyloxy)pyrimidin-5-yl]carbonyl}glycinate64623-43-4C16H18N4O4
- 2,3-Dihydroxybutanedioic acid 1,4-bis(2-phenylhydrazide)856436-80-1C16H18N4O4
- 6-(3-(Dimethylamino)acryloyl)-2-(3-methoxyphenyl)-4-methyl-1,2,4-triazine-3,5(2H,4H)-dione338401-05-1C16H18N4O4
- Benzaldehyde, 3,4-diethoxy-, (5-nitro-2-pyridyl)hydrazone28058-40-4C16H18N4O4
- 2-(3-(3,6-Dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)propanamido)benzamide1105226-39-8C16H18N4O4
- 3-Amino-N-[2-(2,6-dioxopiperidin-3-yl)-1-oxo-2,3-dihydro-1H-isoindol-4-yl]propanamide1407590-76-4C16H18N4O4
- 6-(3-((1,6-Dimethyl-2-oxo-1,2-dihydropyridin-4-yl)oxy)azetidine-1-carbonyl)-2-methylpyridazin-3(2H)-one2034273-37-3C16H18N4O4
- 2,6-Dioxo-N-((1r,4r)-4-(pyridin-2-yloxy)cyclohexyl)-1,2,3,6-tetrahydropyrimidine-4-carboxamide2034395-22-5C16H18N4O4
- 2-Methoxyethyl 7-(3-hydroxyphenyl)-5-methyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate879935-95-2C16H18N4O4
- 2-(2,6-Dioxo-3-piperidyl)-5-[2-(methylamino)ethylamino]isoindoline-1,3-dione2682112-06-5C16H18N4O4
- Methyl 4-carbamoyl-2,5-dimethyl-1-(phenylcarbamoylamino)pyrrole-3-carboxylate94126-66-6C16H18N4O4
- Methyl 4-[[2-(3-imidazol-1-ylpropylamino)-2-oxoacetyl]amino]benzoate922987-22-2C16H18N4O4
- 1-Butyl-5-(3-hydroxyphenyl)-1H,2H,3H,4H,5H,6H,7H,8H-[1,3]diazino[4,5-d]pyrimidine-2,4,7-trione1173026-30-6C16H18N4O4
- N1-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-N2-(2-(2-methyl-1H-imidazol-1-yl)ethyl)oxalamide1210694-27-1C16H18N4O4
- N1-(benzo[d][1,3]dioxol-5-ylmethyl)-N2-(2-(2-methyl-1H-imidazol-1-yl)ethyl)oxalamide1210996-34-1C16H18N4O4
- 2-(2-Amino-4-ethyl-6-oxopyrimidin-1(6H)-yl)-N-(1,3-benzodioxol-5-ylmethyl)acetamide1251553-51-1C16H18N4O4
- 3-Methyl-N-(4-morpholinophenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide1396760-45-4C16H18N4O4
- N-((5-(Furan-2-yl)-1-(2-methoxyethyl)-1H-pyrazol-3-yl)methyl)-5-methylisoxazole-3-carboxamide1421490-18-7C16H18N4O4
- 3-(3-((6-Methoxypyrazin-2-yl)oxy)pyrrolidine-1-carbonyl)-1-methylpyridin-2(1H)-one2034399-12-5C16H18N4O4
- 4-[2-Aminoethyl(methyl)amino]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione2154342-43-3C16H18N4O4
- Methyl n-(quinoxalin-2-ylcarbonyl)alanylalaninate21650-07-7C16H18N4O4
- 3-[2-(4-Methylpiperidin-1-yl)-2-oxoethyl]-7-nitroquinazolin-4-one5636-04-4C16H18N4O4
- Furan-2-yl-[4-[3-(methylamino)-4-nitrophenyl]piperazin-1-yl]methanone591726-86-2C16H18N4O4
- 1-[2-(2,4-Dioxo-1H-quinazolin-3-yl)acetyl]piperidine-4-carboxamide688773-43-5C16H18N4O4
- Methyl 4-((E)-{[3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)propanoyl]hydrazono}methyl)benzoate307321-32-0C16H18N4O4
- (S)-1-(3-Methyl-4-nitrophenyl)methyl-4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridine-6-carboxylic acid methyl ester136677-03-7C16H18N4O4
- N1,N2-Bis(4-nitrobenzyl)ethane-1,2-diamine65838-11-1C16H18N4O4
- Ethyl 8-(4-ethoxyphenyl)-4-oxo-4,6,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazine-3-carboxylate1082058-24-9C16H18N4O4
- N-{3-[(2,4-Dimethoxyphenyl)amino]-3-oxopropyl}pyrazine-2-carboxamide1374534-93-6C16H18N4O4
- 1-(4-Methoxyphenyl)-N-[(3-methyl-1,2,4-oxadiazol-5-yl)methyl]-5-oxopyrrolidine-3-carboxamide1235256-60-6C16H18N4O4
- tert-Butyl 2-(5-nitro-2,3-dihydro-indol-1-yl)-imidazole-1-carboxylate1049026-11-0C16H18N4O4
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-((1-methyl-1,4,6,7-tetrahydropyrano[4,3-c]pyrazol-3-yl)methyl)urea1797681-92-5C16H18N4O4
- N1-(2-hydroxy-2-(1-methylindolin-5-yl)ethyl)-N2-(isoxazol-3-yl)oxalamide1705538-60-8C16H18N4O4
- 2-Acetamido-N-(1-((2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-1H-pyrazol-4-yl)acetamide1705352-64-2C16H18N4O4
- 3-(3-((3-Methoxypyrazin-2-yl)oxy)pyrrolidine-1-carbonyl)-1-methylpyridin-2(1H)-one2034253-07-9C16H18N4O4
- (5-Cyclopropylisoxazol-3-yl)(3-((3-methoxypyrazin-2-yl)oxy)pyrrolidin-1-yl)methanone2034577-96-1C16H18N4O4
- (5-Cyclopropylisoxazol-3-yl)(3-((6-methoxypyrazin-2-yl)oxy)pyrrolidin-1-yl)methanone2034580-04-4C16H18N4O4
- 3-(3-((6-Methoxypyridazin-3-yl)oxy)pyrrolidine-1-carbonyl)-1-methylpyridin-2(1H)-one2034223-34-0C16H18N4O4
- (5-Cyclopropylisoxazol-3-yl)(3-((6-methoxypyridazin-3-yl)oxy)pyrrolidin-1-yl)methanone2034445-60-6C16H18N4O4
- (6-Ethoxypyrimidin-4-yl)(4-(furan-2-carbonyl)piperazin-1-yl)methanone2034362-72-4C16H18N4O4
- Methyl 2-(3-(5-phenyl-1,2,4-oxadiazol-3-yl)pyrrolidine-1-carboxamido)acetate2034353-55-2C16H18N4O4
- (E)-N-((4,6-Dimethoxy-1,3,5-triazin-2-yl)methyl)-3-(4-methoxyphenyl)acrylamide2035022-24-1C16H18N4O4
- N-((4,6-Dimethoxy-1,3,5-triazin-2-yl)methyl)chroman-2-carboxamide2034425-41-5C16H18N4O4
- 2-((1-(2-(2-Oxooxazolidin-3-yl)acetyl)piperidin-3-yl)oxy)isonicotinonitrile2034580-43-1C16H18N4O4
- 2-(2H-1,3-Benzodioxol-5-yloxy)-1-{3-[(1H-1,2,4-triazol-1-yl)methyl]azetidin-1-yl}propan-1-one2320684-02-2C16H18N4O4
- Methyl 2-[2-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)hydrazinylidene]-3-oxobutanoateC16H18N4O4
- 5-[(3-Aminopropyl)amino]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione2412056-37-0C16H18N4O4
- 1-[(3-{[(Benzyloxy)carbonyl]amino}cyclobutyl)methyl]-1H-1,2,3-triazole-4-carboxylic acid2580203-68-3C16H18N4O4
- N-[(2-Cyclopentylidenecyclopentylidene)amino]-2,4-dinitroaniline853-96-3C16H18N4O4
- N-(1-Cyanocyclopentyl)-2-[4-(furan-2-yl)-4-methyl-2,5-dioxoimidazolidin-1-yl]acetamide1052577-76-0C16H18N4O4
- 4-[6-(4-Nitro-phenoxy)-pyrimidin-4-ylamino]-cyclohexanol853298-74-5C16H18N4O4
- 1,2-Diethyl-1,2-bis(2-nitrophenyl)hydrazine874159-95-2C16H18N4O4
- 7-Methoxy-N-{2-[2-(1H-1,2,4-triazol-1-yl)ethoxy]ethyl}-1-benzofuran-2-carboxamide2097861-67-9C16H18N4O4
- 4-[3-(2-Amino-4-methyl-6-oxo-1H-pyrimidin-5-yl)propylcarbamoyl]benzoic acid4510-63-8C16H18N4O4
- Pyridoxal azine15871-95-1C16H18N4O4
- Methyl (E)-4-oxo-4-[propan-2-yl-[(3-pyridin-3-yl-1,2,4-oxadiazol-5-yl)methyl]amino]but-2-enoate2411327-26-7C16H18N4O4
Frequently asked questions
What is the molar mass of C16H18N4O4?
The molar mass of C16H18N4O4 is 330.34 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 330.1328 Da.
How many compounds have the formula C16H18N4O4?
CompoundList lists 164 compounds with the molecular formula C16H18N4O4, including 6-(1,3-Benzodioxol-5-ylmethyl)-1,3-dimethyl-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione, Ethanol, 2,2'-((4-(2-(4-nitrophenyl)diazenyl)phenyl)imino)bis-, Ethyl 4-(3-formyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)-1-piperazinecarboxylate. 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 C16H18N4O4?
C16H18N4O4 has a degree of unsaturation of 10. 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.