Molecular formula
C18H16N4O4
125 compounds have this formula on CompoundList.
- Molar mass
- 352.35g/mol
- Monoisotopic mass
- 352.1172Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 13
The formula C18H16N4O4 describes a molecule made of 18 carbon atoms, 16 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 × 1861.36%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 164.58%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 415.90%14.007 × 4 = 56.028 g/mol
- O Oxygen × 418.16%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C18H16N4O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 125 compounds
(2S)-3-Azido-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)propanoic acid
CAS 684270-46-0C18H16N4O4
![2,4-Dihydroxy-N'-[(Z)-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)methyl]benzohydrazide chemical structure, C18H16N4O4, CAS 326095-69-6](/s/BAJKPBGSHIXQNZ-VXLYETTFSA-N.svg)
2,4-Dihydroxy-N'-[(Z)-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)methyl]benzohydrazide
CAS 326095-69-6C18H16N4O4
![2-{2-Nitrophenoxy}-N'-[(1-methyl-1H-indol-3-yl)methylene]acetohydrazide chemical structure, C18H16N4O4, CAS 496774-92-6](/s/DTCUHNHMKUQLRJ-VXLYETTFSA-N.svg)
2-{2-Nitrophenoxy}-N'-[(1-methyl-1H-indol-3-yl)methylene]acetohydrazide
CAS 496774-92-6C18H16N4O4
(3-((Anilinoacetyl)hydrazono)-2-oxo-2,3-dihydro-1H-indol-1-yl)acetic acid
CAS 350795-40-3C18H16N4O4
![(2S)-2-[[2-(4-Oxo-1,2,3-benzotriazin-3-yl)acetyl]amino]-3-phenylpropanoic acid chemical structure, C18H16N4O4, CAS 958984-65-1](/s/ICGFHVUHHPOZQA-HNNXBMFYSA-N.svg)
(2S)-2-[[2-(4-Oxo-1,2,3-benzotriazin-3-yl)acetyl]amino]-3-phenylpropanoic acid
CAS 958984-65-1C18H16N4O4
N'-(4-Hydroxy-3-methoxybenzylidene)-2-(4-oxo-3(4H)-quinazolinyl)acetohydrazide
CAS 307544-15-6C18H16N4O4
N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-3-nitrobenzamide
CAS 303019-64-9C18H16N4O4
4-({2-Hydroxy-5-nitrobenzylidene}amino)-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one
CAS 931117-69-0C18H16N4O4
![N-[4-[(1-Methyl-3-nitro-2-oxoquinolin-4-yl)amino]phenyl]acetamide chemical structure, C18H16N4O4, CAS 372978-50-2](/s/DIYYPBLANMMJDC-UHFFFAOYSA-N.svg)
N-[4-[(1-Methyl-3-nitro-2-oxoquinolin-4-yl)amino]phenyl]acetamide
CAS 372978-50-2C18H16N4O4
![(4-Oxo-1,2,3-benzotriazin-3-yl)methyl 2-[(4-methylbenzoyl)amino]acetate chemical structure, C18H16N4O4, CAS 502887-12-9](/s/NVTNHTMZZDNMMV-UHFFFAOYSA-N.svg)
(4-Oxo-1,2,3-benzotriazin-3-yl)methyl 2-[(4-methylbenzoyl)amino]acetate
CAS 502887-12-9C18H16N4O4
Lugduname
CAS 180045-75-4C18H16N4O4
![N-(3-Acetamidophenyl)-2-[3-(furan-2-yl)-6-oxopyridazin-1-yl]acetamide chemical structure, C18H16N4O4, CAS 899752-34-2](/s/XIVBTGYIZMWCAU-UHFFFAOYSA-N.svg)
N-(3-Acetamidophenyl)-2-[3-(furan-2-yl)-6-oxopyridazin-1-yl]acetamide
CAS 899752-34-2C18H16N4O4
![N-{2,8-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-2-methyl-3-nitrobenzamide chemical structure, C18H16N4O4, CAS 946381-68-6](/s/GPJVSQZGAOXHIW-UHFFFAOYSA-N.svg)
N-{2,8-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-2-methyl-3-nitrobenzamide
CAS 946381-68-6C18H16N4O4
(Z)-3-Nitro-N'-(2-oxo-1-propylindolin-3-ylidene)benzohydrazide
CAS 327026-42-6C18H16N4O4
5-((5-Methoxy-3-oxo-1H-indazol-2(3H)-yl)methyl)-5-phenylimidazolidine-2,4-dione
CAS 877316-72-8C18H16N4O4
Dimethyl 3,6-diphenyl-1,2,4,5-tetrazine-1,2-dicarboxylate
CAS 683211-24-7C18H16N4O4
![2-Amino-6-ethyl-7-methyl-4-(2-nitrophenyl)-5-oxo-4H-pyrano[3,2-c]pyridine-3-carbonitrile chemical structure, C18H16N4O4, CAS 882357-30-4](/s/JLORLWRYTLQRJF-UHFFFAOYSA-N.svg)
2-Amino-6-ethyl-7-methyl-4-(2-nitrophenyl)-5-oxo-4H-pyrano[3,2-c]pyridine-3-carbonitrile
CAS 882357-30-4C18H16N4O4
![4-[3-(2,4-Dioxo-1,2,3,4-tetrahydroquinazolin-1-yl)propanamido]benzamide chemical structure, C18H16N4O4, CAS 940824-40-8](/s/NJZQBHKXJIICMZ-UHFFFAOYSA-N.svg)
4-[3-(2,4-Dioxo-1,2,3,4-tetrahydroquinazolin-1-yl)propanamido]benzamide
CAS 940824-40-8C18H16N4O4
2-(R)-Fmoc-amino-3-azidopropionic acid
CAS 1016163-79-3C18H16N4O4
![N-(1,3-Benzodioxol-5-ylmethyl)-3-(4-oxo-4H-pyrido[2,1-c][1,2,4]triazin-3-yl)propanamide chemical structure, C18H16N4O4, CAS 1435980-00-9](/s/KZWSJUPRWPFJMR-UHFFFAOYSA-N.svg)
N-(1,3-Benzodioxol-5-ylmethyl)-3-(4-oxo-4H-pyrido[2,1-c][1,2,4]triazin-3-yl)propanamide
CAS 1435980-00-9C18H16N4O4
![(4E)-4-[(4-Methoxy-2-nitroanilino)methylidene]-5-methyl-2-phenylpyrazol-3-one chemical structure, C18H16N4O4, CAS 5621-78-3](/s/RUYYWIMZBALNRN-UHFFFAOYSA-N.svg)
(4E)-4-[(4-Methoxy-2-nitroanilino)methylidene]-5-methyl-2-phenylpyrazol-3-one
CAS 5621-78-3C18H16N4O4
N3-D-Dap(Fmoc)-OH
CAS 1807631-13-5C18H16N4O4
![4-[4-(Morpholin-4-yl)-3-nitrophenyl]-1,2-dihydrophthalazin-1-one chemical structure, C18H16N4O4, CAS 488137-27-5](/s/NRYMVCAWZHHNQF-UHFFFAOYSA-N.svg)
4-[4-(Morpholin-4-yl)-3-nitrophenyl]-1,2-dihydrophthalazin-1-one
CAS 488137-27-5C18H16N4O4
2-Azido-3-(9-fluorenylmethyloxycarbonyl)amino-propanoic acid (s)
CAS 880637-82-1C18H16N4O4
- N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-nitrobenzamide300570-28-9C18H16N4O4
- 1,5-Dimethyl-4-[(4-nitro-7-oxocyclohepta-1,3,5-trien-1-yl)amino]-2-phenylpyrazol-3-one314040-30-7C18H16N4O4
- (E)-4-((4-Hydroxy-3-nitrobenzylidene)amino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one1211454-78-2C18H16N4O4
- 6-Methyl-4-(3-nitrophenyl)-2-oxo-N-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboxamide333768-02-8C18H16N4O4
- 3-[4-(2,2-Dicyanoethenyl)-3-(3,4-dimethoxyphenyl)pyrazol-1-yl]propanoic acid882223-54-3C18H16N4O4
- Furan-2-yl-[4-(8-nitroquinolin-5-yl)piperazin-1-yl]methanone115687-13-3C18H16N4O4
- 2-Amino-6-ethyl-7-methyl-4-(3-nitrophenyl)-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile825661-91-4C18H16N4O4
- 4-(1-(3-Methoxyphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxamido)benzoic acid923107-26-0C18H16N4O4
- 4-({5-Nitro-2-methoxyanilino}methylene)-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one331818-13-4C18H16N4O4
- 1-Benzyl-3-(3-nitrophenyl)-2,3,3a,6a-tetrahydropyrrolo[3,4-c]pyrazole-4,6-dione1005133-61-8C18H16N4O4
- N-(1,3-Benzodioxol-5-yl)-4-(4-oxo-1,2,3-benzotriazin-3-yl)butanamide880811-74-5C18H16N4O4
- 2-(4,6-Dimethyl-1H-pyrazolo[3,4-b]pyridin-3-yl)-4,5-dimethoxyisoindoline-1,3-dione832746-58-4C18H16N4O4
- N-(1,3-Dimethyl-2-oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide913247-21-9C18H16N4O4
- 5-(3,5-Dimethoxyphenyl)-1-phenyl-1H,3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2,3]triazole-4,6-dione1170092-21-3C18H16N4O4
- 1-(3-Methoxyphenyl)-5-(4-methoxyphenyl)-3a,6a-dihydropyrrolo[3,4-d][1,2,3]triazole-4,6(1H,5H)-dione1189991-67-0C18H16N4O4
- 3-Azido-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid870680-20-9C18H16N4O4
- Agn-PC-0LR9JA4617-65-6C18H16N4O4
- Ethyl 4-{[(4-oxo-1,2,3-benzotriazin-3(4H)-yl)acetyl]amino}benzoate848313-47-3C18H16N4O4
- 3-({2-Methoxy-4-[(E)-(4H-1,2,4-triazol-4-ylimino)methyl]phenoxy}methyl)benzoic acid428837-56-3C18H16N4O4
- Acetyldialuric acid diphenylhydrazone40598-52-5C18H16N4O4
- 3-[3-(4-Methylphenyl)-1,2,4-oxadiazol-5-yl]-N-(3-nitrophenyl)propanamide831236-71-6C18H16N4O4
- Ethyl 3-[5-cyano-3-methyl-2,4-dioxo-3,4-dihydro-1(2H)-pyrimidinyl]-1-methyl-1H-indole-2-carboxylate400088-15-5C18H16N4O4
- 3-(2-Furyl)-N-{2-[2-(1-methyl-2-oxo-1,2-dihydro-3H-indol-3-ylidene)hydrazino]-2-oxoethyl}acrylamide324033-39-8C18H16N4O4
- 3-[3-(4-Methylphenyl)-1,2,4-oxadiazol-5-yl]-N-(2-nitrophenyl)propanamide830349-92-3C18H16N4O4
- Methyl 4-({3-[4-oxo-1,2,3-benzotriazin-3(4H)-yl]propanoyl}amino)benzoate900885-52-1C18H16N4O4
- Methyl 2-({3-[4-oxo-1,2,3-benzotriazin-3(4H)-yl]propanoyl}amino)benzoate900888-46-2C18H16N4O4
- 4-[[2-Methoxy-4-[(E)-1,2,4-triazol-4-yliminomethyl]phenoxy]methyl]benzoic acid681005-56-1C18H16N4O4
- N-(4-Acetamidophenyl)-2-[3-(furan-2-yl)-6-oxopyridazin-1-yl]acetamide899946-11-3C18H16N4O4
- N-[2-(1,3-Dihydro-2H-benzimidazol-2-ylideneamino)-2-oxoethyl]-2,3-dihydro-1,4-benzodioxine-2-carboxamide951960-70-6C18H16N4O4
- N-(1,3-Benzodioxol-5-ylmethyl)-1-(4-methoxyphenyl)-1H-1,2,3-triazole-4-carboxamide1226455-97-5C18H16N4O4
- 2-(Isonicotinamido)-N-(2-phenoxyethyl)oxazole-4-carboxamide1796970-21-2C18H16N4O4
- 3-[(1,3-Benzodioxol-5-ylmethyl)amino]-6-(4-methoxyphenyl)-1,2,4-triazin-5-ol881435-46-7C18H16N4O4
- 14-Methoxy-4,6,8-trimethyl-4,6,8,18-tetrazatetracyclo[8.8.0.02,7.012,17]octadeca-1(10),2(7),11,13,15,17-hexaene-3,5,9-trione256521-49-0C18H16N4O4
- N-(1,3-Benzodioxol-5-yl)-2-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanamide900896-56-2C18H16N4O4
- 4-({2-Methoxy-6-[(E)-(4H-1,2,4-triazol-4-ylimino)methyl]phenoxy}methyl)benzoic acid690969-89-2C18H16N4O4
- 1-Methyl-3-(3-oxobutan-2-yl)-7-phenyloxazolo[2,3-f]purine-2,4(1H,3H)-dione941872-87-3C18H16N4O4
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2,9-dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)urea1060327-94-7C18H16N4O4
- 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-(2-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)urea1060330-27-9C18H16N4O4
- N-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-(4-oxobenzo[d][1,2,3]triazin-3(4H)-yl)propanamide1235040-45-5C18H16N4O4
- N-[2-(2-Methyl-4-oxopyrido[2,3-d]pyrimidin-3(4H)-yl)ethyl]-1,3-benzodioxole-5-carboxamide1574402-86-0C18H16N4O4
- 2-((5-(1-(Cyclopropanecarbonyl)azetidin-3-yl)-1,2,4-oxadiazol-3-yl)methyl)isoindoline-1,3-dione1809489-29-9C18H16N4O4
- N-(2-(4-(Furan-3-yl)-1H-pyrazol-1-yl)ethyl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide2034353-93-8C18H16N4O4
- N-(1,5-Dimethyl-6-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-b]pyridin-3-yl)-4-oxo-4H-chromene-2-carboxamide1171370-47-0C18H16N4O4
- N-(1,4-Dimethyl-6-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-b]pyridin-3-yl)-2-oxo-2H-chromene-3-carboxamide1171438-49-5C18H16N4O4
- 4-Ethyl-10,12-dimethyl-8-phenyl-3-oxa-5,8,10,12-tetrazatricyclo[7.4.0.02,6]trideca-1(9),2(6),4-triene-7,11,13-trione334668-95-0C18H16N4O4
- 8,10,12-Trimethyl-4-(4-methylphenyl)-3-oxa-5,8,10,12-tetrazatricyclo[7.4.0.02,6]trideca-1(9),2(6),4-triene-7,11,13-trione334668-90-5C18H16N4O4
- [3-(5-Nitrofuran-2-yl)-1-phenyl-1H-pyrazol-4-yl](pyrrolidin-1-yl)methanone61651-02-3C18H16N4O4
- N-{2,8-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-3-methyl-4-nitrobenzamide946256-76-4C18H16N4O4
- N-{2,9-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-4-methyl-3-nitrobenzamide946336-28-3C18H16N4O4
- N-{2,9-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-2-methyl-3-nitrobenzamide946234-61-3C18H16N4O4
- N-[2-(4-Methoxyphenyl)-2-oxoethyl]-2-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)acetamide1435906-92-5C18H16N4O4
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-((3-methyl-1,2,4-oxadiazol-5-yl)methyl)phenyl)urea1448063-42-0C18H16N4O4
- N-(1-((2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-1H-pyrazol-4-yl)-6-oxo-1,6-dihydropyridine-3-carboxamide1788677-63-3C18H16N4O4
- Methyl 2-{3-[(3-cyanopyrazin-2-yl)oxy]pyrrolidine-1-carbonyl}benzoate1705232-06-9C18H16N4O4
- 3-((1-(2,3-Dihydrobenzo[b][1,4]dioxine-2-carbonyl)pyrrolidin-3-yl)oxy)pyrazine-2-carbonitrile2034449-76-6C18H16N4O4
- 3-((1-(2-(Benzo[d][1,3]dioxol-5-yl)acetyl)pyrrolidin-3-yl)oxy)pyrazine-2-carbonitrile2034561-51-6C18H16N4O4
- 3-((1-(2,3-Dihydrobenzo[b][1,4]dioxine-5-carbonyl)pyrrolidin-3-yl)oxy)pyrazine-2-carbonitrile2034282-83-0C18H16N4O4
- 3-((1-(Benzo[d][1,3]dioxole-5-carbonyl)piperidin-3-yl)oxy)pyrazine-2-carbonitrile2034434-13-2C18H16N4O4
- 5-Acetamido-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)pyrazolo[1,5-a]pyridine-3-carboxamide2034339-72-3C18H16N4O4
- N-(2-(4-Oxobenzo[d][1,2,3]triazin-3(4H)-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamide2034376-10-6C18H16N4O4
- N-(2-(4-(Furan-2-yl)-1H-pyrazol-1-yl)ethyl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide2034327-29-0C18H16N4O4
- 3-{1-[3-(Pyridin-2-yloxy)benzoyl]azetidin-3-yl}imidazolidine-2,4-dione2034426-00-9C18H16N4O4
- N-(2-(Furan-2-yl)-2-(1H-pyrazol-1-yl)ethyl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide2034439-50-2C18H16N4O4
- 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-((3-(furan-3-yl)pyrazin-2-yl)methyl)urea2034612-34-3C18H16N4O4
- N-[(1,1-Dimethylnaphthalen-2-ylidene)amino]-2,4-dinitro-aniline54321-60-7C18H16N4O4
- (Z)-2-Cyano-3-[1-(2-cyanoethyl)-3-(3,4-dimethoxyphenyl)pyrazol-4-yl]prop-2-enoic acid956199-32-9C18H16N4O4
- 4-[(4-Nitropyrazol-1-yl)methyl]-N-phenylmethoxybenzamide1005566-00-6C18H16N4O4
- 2-Cyano-3-[4-(dimethylamino)phenyl]-N-(2-hydroxy-4-nitrophenyl)prop-2-enamide444190-76-5C18H16N4O4
- (3-Methoxy-phenyl)-[4-(3-methyl-4-nitro-phenoxy)-pyrimidin-2-yl]-amine853299-38-4C18H16N4O4
- 4-(2-Dioxolanyl)-2-nitro-N-(3-(1-imidazolyl)phenyl)aniline1055988-28-7C18H16N4O4
- N-Fmoc-3-amino-2-azidopropanoic Acid1823973-38-1C18H16N4O4
- Methyl 4-[1-[2-(methylamino)-5-nitrophenyl]-1H-imidazol-4-yl]benzoate1821387-79-4C18H16N4O4
- 2-[(E)-(4-Methoxyphenyl)methylideneamino]oxy-N-[(2-oxo-1,3-dihydroindol-3-yl)imino]acetamide328035-32-1C18H16N4O4
- 4-({1-[2-(1,2-Benzoxazol-3-yl)acetyl]azetidin-3-yl}oxy)pyridine-2-carboxamide2549066-48-8C18H16N4O4
- 2-Cyano-3-[1-(2-cyanoethyl)-3-(3,4-dimethoxyphenyl)-1H-pyrazol-4-yl]prop-2-enoic acid1006493-54-4C18H16N4O4
- Methyl 3-cyclopropyl-1-methyl-6-(3-nitrophenyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate866770-53-8C18H16N4O4
Frequently asked questions
What is the molar mass of C18H16N4O4?
The molar mass of C18H16N4O4 is 352.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 352.1172 Da.
How many compounds have the formula C18H16N4O4?
CompoundList lists 125 compounds with the molecular formula C18H16N4O4, including (2S)-3-Azido-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)propanoic acid, 2,4-Dihydroxy-N'-[(Z)-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)methyl]benzohydrazide, 2-{2-Nitrophenoxy}-N'-[(1-methyl-1H-indol-3-yl)methylene]acetohydrazide. 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 C18H16N4O4?
C18H16N4O4 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.