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Molecular formula

C16H18N4O2

427 compounds have this formula on CompoundList.

Molar mass
298.35g/mol
Monoisotopic mass
306.1932Da
Atoms
40
Elements
4
Rings plus double bonds
10

The formula C16H18N4O2 describes a molecule made of 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 2 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 × 1664.41%
    12.011 × 16 = 192.176 g/mol
  • H Hydrogen × 186.08%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 418.78%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 210.73%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C16H18N4O2

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 401 to 427 of 427 compounds

2-(2-Methoxyphenyl)-N-[1-(pyrazin-2-yl)azetidin-3-yl]acetamide chemical structure, C16H18N4O2, CAS 2415586-92-2
2-(2-Methoxyphenyl)-N-[1-(pyrazin-2-yl)azetidin-3-yl]acetamide
CAS 2415586-92-2C16H18N4O2
4-[3-(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)piperidine-1-carbonyl]pyridine chemical structure, C16H18N4O2, CAS 2415525-01-6
4-[3-(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)piperidine-1-carbonyl]pyridine
CAS 2415525-01-6C16H18N4O2
4-{6H,7H,8H,9H-Pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}morpholine chemical structure, C16H18N4O2, CAS 2742038-22-6
4-{6H,7H,8H,9H-Pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}morpholine
CAS 2742038-22-6C16H18N4O2
7-(4-Ethoxyphenyl)-3-(propan-2-yl)-7H,8H-[1,2,4]triazolo[4,3-a]pyrazin-8-one chemical structure, C16H18N4O2, CAS 2742047-20-5
7-(4-Ethoxyphenyl)-3-(propan-2-yl)-7H,8H-[1,2,4]triazolo[4,3-a]pyrazin-8-one
CAS 2742047-20-5C16H18N4O2
4-[3-(Morpholine-4-carbonyl)azetidin-1-yl]quinazoline chemical structure, C16H18N4O2, CAS 2770616-66-3
4-[3-(Morpholine-4-carbonyl)azetidin-1-yl]quinazoline
CAS 2770616-66-3C16H18N4O2
2-[3-(Morpholine-4-carbonyl)azetidin-1-yl]quinoxaline chemical structure, C16H18N4O2, CAS 2770609-98-6
2-[3-(Morpholine-4-carbonyl)azetidin-1-yl]quinoxaline
CAS 2770609-98-6C16H18N4O2
tert-Butyl N-[cyano(1-phenyl-1H-pyrazol-4-yl)methyl]carbamate chemical structure, C16H18N4O2, CAS 2029012-34-6
tert-Butyl N-[cyano(1-phenyl-1H-pyrazol-4-yl)methyl]carbamate
CAS 2029012-34-6C16H18N4O2
tert-Butyl N-(3-cyano-4-methyl-1-phenyl-1H-pyrazol-5-yl)carbamate chemical structure, C16H18N4O2, CAS 2680836-32-0
tert-Butyl N-(3-cyano-4-methyl-1-phenyl-1H-pyrazol-5-yl)carbamate
CAS 2680836-32-0C16H18N4O2
tert-Butyl N-[4-cyano-1-(2-methylphenyl)-1H-pyrazol-5-yl]carbamate chemical structure, C16H18N4O2, CAS 2680755-33-1
tert-Butyl N-[4-cyano-1-(2-methylphenyl)-1H-pyrazol-5-yl]carbamate
CAS 2680755-33-1C16H18N4O2
tert-Butyl N-(1-benzyl-4-cyano-1H-pyrazol-5-yl)carbamate chemical structure, C16H18N4O2, CAS 2680763-45-3
tert-Butyl N-(1-benzyl-4-cyano-1H-pyrazol-5-yl)carbamate
CAS 2680763-45-3C16H18N4O2
tert-Butyl N-[1-(3-cyanophenyl)-5-methyl-1H-pyrazol-3-yl]carbamate chemical structure, C16H18N4O2, CAS 2680789-57-3
tert-Butyl N-[1-(3-cyanophenyl)-5-methyl-1H-pyrazol-3-yl]carbamate
CAS 2680789-57-3C16H18N4O2
Benzyl N-[1-(4-cyanobutyl)-1H-pyrazol-3-yl]carbamate chemical structure, C16H18N4O2, CAS 2680683-22-9
Benzyl N-[1-(4-cyanobutyl)-1H-pyrazol-3-yl]carbamate
CAS 2680683-22-9C16H18N4O2
tert-Butyl N-{1-[(4-cyanophenyl)methyl]-1H-pyrazol-4-yl}carbamate chemical structure, C16H18N4O2, CAS 2470371-84-5
tert-Butyl N-{1-[(4-cyanophenyl)methyl]-1H-pyrazol-4-yl}carbamate
CAS 2470371-84-5C16H18N4O2
tert-Butyl N-[4-cyano-1-(3-methylphenyl)-1H-pyrazol-5-yl]carbamate chemical structure, C16H18N4O2, CAS 2680869-58-1
tert-Butyl N-[4-cyano-1-(3-methylphenyl)-1H-pyrazol-5-yl]carbamate
CAS 2680869-58-1C16H18N4O2
tert-Butyl N-[4-cyano-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamate chemical structure, C16H18N4O2, CAS 2680676-94-0
tert-Butyl N-[4-cyano-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamate
CAS 2680676-94-0C16H18N4O2
Benzyl N-(1-tert-butyl-4-cyano-1H-pyrazol-3-yl)carbamate chemical structure, C16H18N4O2, CAS 2680768-22-1
Benzyl N-(1-tert-butyl-4-cyano-1H-pyrazol-3-yl)carbamate
CAS 2680768-22-1C16H18N4O2
tert-Butyl N-(1-benzyl-4-cyano-1H-pyrazol-3-yl)carbamate chemical structure, C16H18N4O2, CAS 2680820-35-1
tert-Butyl N-(1-benzyl-4-cyano-1H-pyrazol-3-yl)carbamate
CAS 2680820-35-1C16H18N4O2
Benzyl N-(1-tert-butyl-4-cyano-1H-pyrazol-5-yl)carbamate chemical structure, C16H18N4O2, CAS 2680731-95-5
Benzyl N-(1-tert-butyl-4-cyano-1H-pyrazol-5-yl)carbamate
CAS 2680731-95-5C16H18N4O2
3-[2-Methyl-6-(piperazin-1-yl)pyrimidin-4-yl]benzoic acid chemical structure, C16H18N4O2, CAS 2443965-46-4
3-[2-Methyl-6-(piperazin-1-yl)pyrimidin-4-yl]benzoic acid
CAS 2443965-46-4C16H18N4O2
2-(4-(3-Cyano-4-methoxy-5-methylphenyl)-1H-pyrazol-1-yl)-N,N-dimethylacetamide chemical structure, C16H18N4O2, CAS 3078551-66-0
2-(4-(3-Cyano-4-methoxy-5-methylphenyl)-1H-pyrazol-1-yl)-N,N-dimethylacetamide
CAS 3078551-66-0C16H18N4O2
7-(3,4-Dimethylphenyl)-2-propyl-2H,3H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-3,8-dione chemical structure, C16H18N4O2, CAS 3030813-30-7
7-(3,4-Dimethylphenyl)-2-propyl-2H,3H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-3,8-dione
CAS 3030813-30-7C16H18N4O2
7-(2,3-Dimethylphenyl)-2-propyl-2H,3H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-3,8-dione chemical structure, C16H18N4O2, CAS 3054544-01-0
7-(2,3-Dimethylphenyl)-2-propyl-2H,3H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-3,8-dione
CAS 3054544-01-0C16H18N4O2
2-(2-Methyl-4-oxo-3,5,7,8-tetrahydropyrido[4,3-d]pyrimidin-6-yl)-N-phenylacetamide chemical structure, C16H18N4O2, CAS 3054567-89-1
2-(2-Methyl-4-oxo-3,5,7,8-tetrahydropyrido[4,3-d]pyrimidin-6-yl)-N-phenylacetamide
CAS 3054567-89-1C16H18N4O2
1-Benzyl-4-(2-nitropyridin-3-yl)piperazine chemical structure, C16H18N4O2, CAS 1779123-17-9
1-Benzyl-4-(2-nitropyridin-3-yl)piperazine
CAS 1779123-17-9C16H18N4O2

Frequently asked questions

What is the molar mass of C16H18N4O2?

The molar mass of C16H18N4O2 is 298.35 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 306.1932 Da.

How many compounds have the formula C16H18N4O2?

CompoundList lists 427 compounds with the molecular formula C16H18N4O2, including 2-(2-Methoxyphenyl)-N-[1-(pyrazin-2-yl)azetidin-3-yl]acetamide, 4-[3-(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)piperidine-1-carbonyl]pyridine, 4-{6H,7H,8H,9H-Pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}morpholine. 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 C16H18N4O2?

C16H18N4O2 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.