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Molecular formula

C20H18N4O

126 compounds have this formula on CompoundList.

Molar mass
330.39g/mol
Monoisotopic mass
330.1481Da
Atoms
43
Elements
4
Rings plus double bonds
14

The formula C20H18N4O describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 1 oxygen atom. 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 × 2072.71%
    12.011 × 20 = 240.220 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 × 14.84%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C20H18N4O

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

Showing 101 to 126 of 126 compounds

6-(4-Phenoxyphenyl)-3-(propan-2-yl)[1,2,4]triazolo[4,3-b]pyridazine chemical structure, C20H18N4O, CAS 1262619-17-9
6-(4-Phenoxyphenyl)-3-(propan-2-yl)[1,2,4]triazolo[4,3-b]pyridazine
CAS 1262619-17-9C20H18N4O
3-Isopropyl-6-(4-phenoxyphenyl)-[1,2,4]triazolo[4,3-a]pyrimidine chemical structure, C20H18N4O, CAS 1262619-86-2
3-Isopropyl-6-(4-phenoxyphenyl)-[1,2,4]triazolo[4,3-a]pyrimidine
CAS 1262619-86-2C20H18N4O
1-Methyl-N-[4-[(3-methyl-2-pyridinyl)oxy]phenyl]-1H-benzimidazol-2-amine chemical structure, C20H18N4O, CAS 1227173-82-1
1-Methyl-N-[4-[(3-methyl-2-pyridinyl)oxy]phenyl]-1H-benzimidazol-2-amine
CAS 1227173-82-1C20H18N4O
(E)-1-[(2-Methoxyphenyl)(2-phenylhydrazinylidene)methyl]-2-phenyldiazene chemical structure, C20H18N4O, CAS 62164-45-8
(E)-1-[(2-Methoxyphenyl)(2-phenylhydrazinylidene)methyl]-2-phenyldiazene
CAS 62164-45-8C20H18N4O
2,5-Dimethyl-3-phenyl-6-[(pyridin-4-yl)methyl]pyrazolo[1,5-a]pyrimidin-7-ol chemical structure, C20H18N4O, CAS 2166112-94-1
2,5-Dimethyl-3-phenyl-6-[(pyridin-4-yl)methyl]pyrazolo[1,5-a]pyrimidin-7-ol
CAS 2166112-94-1C20H18N4O
2-[3-(2-Cyclopropyl-1H-1,3-benzodiazol-1-yl)azetidin-1-yl]-1,3-benzoxazole chemical structure, C20H18N4O, CAS 2380192-04-9
2-[3-(2-Cyclopropyl-1H-1,3-benzodiazol-1-yl)azetidin-1-yl]-1,3-benzoxazole
CAS 2380192-04-9C20H18N4O
1-[1-(1H-Indole-2-carbonyl)azetidin-3-yl]-2-methyl-1H-1,3-benzodiazole chemical structure, C20H18N4O, CAS 2380178-39-0
1-[1-(1H-Indole-2-carbonyl)azetidin-3-yl]-2-methyl-1H-1,3-benzodiazole
CAS 2380178-39-0C20H18N4O
2-Methylphenyl N,2-diphenyldiazene-1-carbohydrazonate chemical structure, C20H18N4O, CAS 16929-08-1
2-Methylphenyl N,2-diphenyldiazene-1-carbohydrazonate
CAS 16929-08-1C20H18N4O
1,5-Diphenyl-3-(p-methoxyphenyl)formazan chemical structure, C20H18N4O
1,5-Diphenyl-3-(p-methoxyphenyl)formazan
C20H18N4O
N-[2-(1H-Indol-3-yl)ethyl]-3-methylquinoxaline-2-carboxamide chemical structure, C20H18N4O, CAS 88996-79-6
N-[2-(1H-Indol-3-yl)ethyl]-3-methylquinoxaline-2-carboxamide
CAS 88996-79-6C20H18N4O
1-Phenyl-5-[4-(propan-2-yl)phenoxy]-1H-pyrazolo[3,4-b]pyrazine chemical structure, C20H18N4O, CAS 87595-04-8
1-Phenyl-5-[4-(propan-2-yl)phenoxy]-1H-pyrazolo[3,4-b]pyrazine
CAS 87595-04-8C20H18N4O
3-{5-[(Pyridin-4-yl)methyl]-5H-cyclopenta[1,2-b:5,4-b']dipyridin-5-yl}propanamide chemical structure, C20H18N4O, CAS 150896-99-4
3-{5-[(Pyridin-4-yl)methyl]-5H-cyclopenta[1,2-b:5,4-b']dipyridin-5-yl}propanamide
CAS 150896-99-4C20H18N4O
2,4-Dimethyl-6-(pyren-1-yl)-1,2,4,5-tetrazinan-3-one chemical structure, C20H18N4O, CAS 674796-32-8
2,4-Dimethyl-6-(pyren-1-yl)-1,2,4,5-tetrazinan-3-one
CAS 674796-32-8C20H18N4O
(E)-1-(4-Methylphenyl)-2-{3-[(Z)-(4-methylphenyl)-ONN-azoxy]phenyl}diazene chemical structure, C20H18N4O, CAS 86317-70-6
(E)-1-(4-Methylphenyl)-2-{3-[(Z)-(4-methylphenyl)-ONN-azoxy]phenyl}diazene
CAS 86317-70-6C20H18N4O
(E)-1-(4-Methylphenyl)-2-{4-[(Z)-(4-methylphenyl)-ONN-azoxy]phenyl}diazene chemical structure, C20H18N4O, CAS 86317-67-1
(E)-1-(4-Methylphenyl)-2-{4-[(Z)-(4-methylphenyl)-ONN-azoxy]phenyl}diazene
CAS 86317-67-1C20H18N4O
3-[8-(2,6-Dimethylanilino)imidazo[1,5-a]pyrazin-5-yl]phenol chemical structure, C20H18N4O, CAS 849200-12-0
3-[8-(2,6-Dimethylanilino)imidazo[1,5-a]pyrazin-5-yl]phenol
CAS 849200-12-0C20H18N4O
4-[8-(2,6-Dimethylanilino)imidazo[1,5-a]pyrazin-5-yl]phenol chemical structure, C20H18N4O, CAS 849200-11-9
4-[8-(2,6-Dimethylanilino)imidazo[1,5-a]pyrazin-5-yl]phenol
CAS 849200-11-9C20H18N4O
2-Amino-N-{4-[(E)-(4-methylphenyl)diazenyl]phenyl}benzamide chemical structure, C20H18N4O, CAS 921754-19-0
2-Amino-N-{4-[(E)-(4-methylphenyl)diazenyl]phenyl}benzamide
CAS 921754-19-0C20H18N4O
Benzamide, N-[4-[2-(4-amino-2-methylphenyl)diazenyl]phenyl]- chemical structure, C20H18N4O, CAS 293308-07-3
Benzamide, N-[4-[2-(4-amino-2-methylphenyl)diazenyl]phenyl]-
CAS 293308-07-3C20H18N4O
3-Cyano-N-{2-[4-(1-methyl-1H-pyrazol-4-yl)phenyl]ethyl}benzamide chemical structure, C20H18N4O, CAS 2548996-67-2
3-Cyano-N-{2-[4-(1-methyl-1H-pyrazol-4-yl)phenyl]ethyl}benzamide
CAS 2548996-67-2C20H18N4O
1-{4-Oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}-4-phenylpiperidine-4-carbonitrile chemical structure, C20H18N4O, CAS 2640950-64-5
1-{4-Oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}-4-phenylpiperidine-4-carbonitrile
CAS 2640950-64-5C20H18N4O
2-(1-{Furo[3,2-c]pyridin-4-yl}piperidin-4-yl)-1,8-naphthyridine chemical structure, C20H18N4O, CAS 2640863-52-9
2-(1-{Furo[3,2-c]pyridin-4-yl}piperidin-4-yl)-1,8-naphthyridine
CAS 2640863-52-9C20H18N4O
2-Propenenitrile, 3-amino-2-((1,3-dihydro-3-oxo-2H-indol-2-ylidene)methyl)-3-((1-phenylethyl)amino)- chemical structure, C20H18N4O, CAS 171853-12-6
2-Propenenitrile, 3-amino-2-((1,3-dihydro-3-oxo-2H-indol-2-ylidene)methyl)-3-((1-phenylethyl)amino)-
CAS 171853-12-6C20H18N4O
2-Propenenitrile, 3-amino-2-((1,3-dihydro-3-oxo-2H-indol-2-ylidene)methyl)-3-((2-phenylethyl)amino)- chemical structure, C20H18N4O, CAS 171853-13-7
2-Propenenitrile, 3-amino-2-((1,3-dihydro-3-oxo-2H-indol-2-ylidene)methyl)-3-((2-phenylethyl)amino)-
CAS 171853-13-7C20H18N4O

Frequently asked questions

What is the molar mass of C20H18N4O?

The molar mass of C20H18N4O is 330.39 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 330.1481 Da.

How many compounds have the formula C20H18N4O?

CompoundList lists 126 compounds with the molecular formula C20H18N4O, including 6-(4-Phenoxyphenyl)-3-(propan-2-yl)[1,2,4]triazolo[4,3-b]pyridazine, 3-Isopropyl-6-(4-phenoxyphenyl)-[1,2,4]triazolo[4,3-a]pyrimidine, 1-Methyl-N-[4-[(3-methyl-2-pyridinyl)oxy]phenyl]-1H-benzimidazol-2-amine. 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 C20H18N4O?

C20H18N4O 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.