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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 101 to 125 of 125 compounds

2-Cyclohexen-1-one, 3-phenyl-, 2-(2,4-dinitrophenyl)hydrazone, (1Z)- chemical structure, C18H16N4O4, CAS 1082693-03-5
2-Cyclohexen-1-one, 3-phenyl-, 2-(2,4-dinitrophenyl)hydrazone, (1Z)-
CAS 1082693-03-5C18H16N4O4
N''-(4-Methylphenyl)-2-nitro-N'-{[3-oxo-2-benzofuran-1(3H)-yliden]methyl}ethanimidohydrazide chemical structure, C18H16N4O4, CAS 338756-13-1
N''-(4-Methylphenyl)-2-nitro-N'-{[3-oxo-2-benzofuran-1(3H)-yliden]methyl}ethanimidohydrazide
CAS 338756-13-1C18H16N4O4
5-[6-(2H-1,3-Benzodioxol-5-yl)-4H,6H,7H-pyrazolo[3,2-c][1,4]oxazin-2-yl]-3-cyclopropyl-1,2,4-oxadiazole chemical structure, C18H16N4O4, CAS 2415512-81-9
5-[6-(2H-1,3-Benzodioxol-5-yl)-4H,6H,7H-pyrazolo[3,2-c][1,4]oxazin-2-yl]-3-cyclopropyl-1,2,4-oxadiazole
CAS 2415512-81-9C18H16N4O4
2-{4-[3-(3-Methoxybenzamido)phenyl]-1H-1,2,3-triazol-1-yl}acetic acid chemical structure, C18H16N4O4, CAS 2503016-71-3
2-{4-[3-(3-Methoxybenzamido)phenyl]-1H-1,2,3-triazol-1-yl}acetic acid
CAS 2503016-71-3C18H16N4O4
Methyl 2-[5-[(3-ethoxy-2-pyridinyl)oxy]-3-pyridinyl]-5-pyrimidinecarboxylate chemical structure, C18H16N4O4, CAS 2639373-00-3
Methyl 2-[5-[(3-ethoxy-2-pyridinyl)oxy]-3-pyridinyl]-5-pyrimidinecarboxylate
CAS 2639373-00-3C18H16N4O4
3-(2-(4-Acetamidophenoxy)acetylhydrazidyl)-2-oxoindoline chemical structure, C18H16N4O4, CAS 81820-16-8
3-(2-(4-Acetamidophenoxy)acetylhydrazidyl)-2-oxoindoline
CAS 81820-16-8C18H16N4O4
Methyl 4-{2-[(6-nitroquinazolin-4-yl)amino]ethyl}benzoate chemical structure, C18H16N4O4, CAS 647376-15-6
Methyl 4-{2-[(6-nitroquinazolin-4-yl)amino]ethyl}benzoate
CAS 647376-15-6C18H16N4O4
(2Z)-2-{[(2-Aminophenyl)formamido]imino}-7-methoxy-2H-chromene-3-carboxamide chemical structure, C18H16N4O4, CAS 2549133-17-5
(2Z)-2-{[(2-Aminophenyl)formamido]imino}-7-methoxy-2H-chromene-3-carboxamide
CAS 2549133-17-5C18H16N4O4
2-[(4-Methoxyphenyl)methylideneamino]oxy-N-[(2-oxo-1,3-dihydroindol-3-yl)imino]acetamide chemical structure, C18H16N4O4
2-[(4-Methoxyphenyl)methylideneamino]oxy-N-[(2-oxo-1,3-dihydroindol-3-yl)imino]acetamide
C18H16N4O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrazin-2-yl)piperidine-3-carboxylate chemical structure, C18H16N4O4, CAS 2248308-72-5
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrazin-2-yl)piperidine-3-carboxylate
CAS 2248308-72-5C18H16N4O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(piperidin-1-yl)pyrimidine-4-carboxylate chemical structure, C18H16N4O4, CAS 2248324-01-6
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(piperidin-1-yl)pyrimidine-4-carboxylate
CAS 2248324-01-6C18H16N4O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-cyclopropyl-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyridine-6-carboxylate chemical structure, C18H16N4O4, CAS 2248317-68-0
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-cyclopropyl-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyridine-6-carboxylate
CAS 2248317-68-0C18H16N4O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrazin-2-yl)piperidine-4-carboxylate chemical structure, C18H16N4O4, CAS 2248387-20-2
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrazin-2-yl)piperidine-4-carboxylate
CAS 2248387-20-2C18H16N4O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrimidin-2-yl)piperidine-3-carboxylate chemical structure, C18H16N4O4, CAS 2248398-76-5
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrimidin-2-yl)piperidine-3-carboxylate
CAS 2248398-76-5C18H16N4O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 6-(piperidin-1-yl)pyrimidine-4-carboxylate chemical structure, C18H16N4O4, CAS 2248293-01-6
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 6-(piperidin-1-yl)pyrimidine-4-carboxylate
CAS 2248293-01-6C18H16N4O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrimidin-2-yl)piperidine-4-carboxylate chemical structure, C18H16N4O4, CAS 2248326-13-6
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrimidin-2-yl)piperidine-4-carboxylate
CAS 2248326-13-6C18H16N4O4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrimidin-2-yl)piperidine-2-carboxylate chemical structure, C18H16N4O4, CAS 2248257-41-0
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(pyrimidin-2-yl)piperidine-2-carboxylate
CAS 2248257-41-0C18H16N4O4
5-{[(Benzyloxy)carbonyl]amino}-1-(3-methylphenyl)-1H-1,2,3-triazole-4-carboxylic acid chemical structure, C18H16N4O4, CAS 2580232-31-9
5-{[(Benzyloxy)carbonyl]amino}-1-(3-methylphenyl)-1H-1,2,3-triazole-4-carboxylic acid
CAS 2580232-31-9C18H16N4O4
3-[3-({[(Benzyloxy)carbonyl]amino}methyl)phenyl]-1H-1,2,4-triazole-5-carboxylic acid chemical structure, C18H16N4O4, CAS 2580185-27-7
3-[3-({[(Benzyloxy)carbonyl]amino}methyl)phenyl]-1H-1,2,4-triazole-5-carboxylic acid
CAS 2580185-27-7C18H16N4O4
5-{[(Benzyloxy)carbonyl]amino}-1-(4-methylpyridin-2-yl)-1H-pyrazole-4-carboxylic acid chemical structure, C18H16N4O4, CAS 2580216-71-1
5-{[(Benzyloxy)carbonyl]amino}-1-(4-methylpyridin-2-yl)-1H-pyrazole-4-carboxylic acid
CAS 2580216-71-1C18H16N4O4
1-Benzyl-5-{[(benzyloxy)carbonyl]amino}-1H-1,2,3-triazole-4-carboxylic acid chemical structure, C18H16N4O4, CAS 2580216-95-9
1-Benzyl-5-{[(benzyloxy)carbonyl]amino}-1H-1,2,3-triazole-4-carboxylic acid
CAS 2580216-95-9C18H16N4O4
3-[(3-{[(Benzyloxy)carbonyl]amino}-1H-1,2,4-triazol-1-yl)methyl]benzoic acid chemical structure, C18H16N4O4, CAS 2580222-77-9
3-[(3-{[(Benzyloxy)carbonyl]amino}-1H-1,2,4-triazol-1-yl)methyl]benzoic acid
CAS 2580222-77-9C18H16N4O4
4-{[(Benzyloxy)carbonyl][(1H-1,2,4-triazol-1-yl)methyl]amino}benzoic acid chemical structure, C18H16N4O4, CAS 2680776-09-2
4-{[(Benzyloxy)carbonyl][(1H-1,2,4-triazol-1-yl)methyl]amino}benzoic acid
CAS 2680776-09-2C18H16N4O4
Benzyl N-[3-methyl-1-(4-nitrophenyl)-1H-pyrazol-5-yl]carbamate chemical structure, C18H16N4O4, CAS 2680901-88-4
Benzyl N-[3-methyl-1-(4-nitrophenyl)-1H-pyrazol-5-yl]carbamate
CAS 2680901-88-4C18H16N4O4

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 2-Cyclohexen-1-one, 3-phenyl-, 2-(2,4-dinitrophenyl)hydrazone, (1Z)-, N''-(4-Methylphenyl)-2-nitro-N'-{[3-oxo-2-benzofuran-1(3H)-yliden]methyl}ethanimidohydrazide, 5-[6-(2H-1,3-Benzodioxol-5-yl)-4H,6H,7H-pyrazolo[3,2-c][1,4]oxazin-2-yl]-3-cyclopropyl-1,2,4-oxadiazole. 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.