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Molecular formula

C19H13N5O

19 compounds have this formula on CompoundList.

Molar mass
327.35g/mol
Monoisotopic mass
327.1120Da
Atoms
38
Elements
4
Rings plus double bonds
16

The formula C19H13N5O describes a molecule made of 19 carbon atoms, 13 hydrogen atoms, 5 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 × 1969.71%
    12.011 × 19 = 228.209 g/mol
  • H Hydrogen × 134.00%
    1.008 × 13 = 13.104 g/mol
  • N Nitrogen × 521.39%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 14.89%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C19H13N5O

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

Showing 1 to 19 of 19 compounds

7-Benzyl-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.0,3,8]tetradeca-3(8),4,9,11,13-pentaene-5-carbonitrile chemical structure, C19H13N5O, CAS 496799-83-8
7-Benzyl-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.0,3,8]tetradeca-3(8),4,9,11,13-pentaene-5-carbonitrile
CAS 496799-83-8C19H13N5O
N-(3-Cyanopyrimido(1,2-A)benzimidazol-2-yl)-4-methylbenzamide chemical structure, C19H13N5O, CAS 303059-25-8
N-(3-Cyanopyrimido(1,2-A)benzimidazol-2-yl)-4-methylbenzamide
CAS 303059-25-8C19H13N5O
5-Methyl-6-oxa-10,11,12,13,14-pentazahexacyclo[13.8.1.03,7.08,24.09,13.016,21]tetracosa-1(24),2,4,7,9,11,14,16,18,20-decaene chemical structure, C19H13N5O, CAS 73606-95-8
5-Methyl-6-oxa-10,11,12,13,14-pentazahexacyclo[13.8.1.03,7.08,24.09,13.016,21]tetracosa-1(24),2,4,7,9,11,14,16,18,20-decaene
CAS 73606-95-8C19H13N5O
1-(3-Acetylphenyl)-2-amino-1H-pyrrolo[2,3-b]quinoxaline-3-carbonitrile chemical structure, C19H13N5O, CAS 374616-36-1
1-(3-Acetylphenyl)-2-amino-1H-pyrrolo[2,3-b]quinoxaline-3-carbonitrile
CAS 374616-36-1C19H13N5O
2,6-Bis(1H-benzimidazol-2-yl)pyridin-4(1H)-one chemical structure, C19H13N5O, CAS 157724-20-4
2,6-Bis(1H-benzimidazol-2-yl)pyridin-4(1H)-one
CAS 157724-20-4C19H13N5O
4-{[3-(4-Methylphenyl)[1,2,4]triazolo[4,3-b]pyridazin-6-yl]oxy}benzonitrile chemical structure, C19H13N5O, CAS 920483-93-8
4-{[3-(4-Methylphenyl)[1,2,4]triazolo[4,3-b]pyridazin-6-yl]oxy}benzonitrile
CAS 920483-93-8C19H13N5O
5-[3-(4-Pyridinyl)pyrazolo[1,5-a]pyridin-5-yl]-2-benzoxazolamine chemical structure, C19H13N5O, CAS 1268457-76-6
5-[3-(4-Pyridinyl)pyrazolo[1,5-a]pyridin-5-yl]-2-benzoxazolamine
CAS 1268457-76-6C19H13N5O
4-(2,6-Di(pyrazin-2-yl)pyridin-4-yl)phenol chemical structure, C19H13N5O, CAS 1319248-18-4
4-(2,6-Di(pyrazin-2-yl)pyridin-4-yl)phenol
CAS 1319248-18-4C19H13N5O
5-(3-Pyridin-4-ylimidazo[1,2-a]pyridin-6-yl)-1,3-benzoxazol-2-amine chemical structure, C19H13N5O, CAS 1268453-31-1
5-(3-Pyridin-4-ylimidazo[1,2-a]pyridin-6-yl)-1,3-benzoxazol-2-amine
CAS 1268453-31-1C19H13N5O
3-Methyl-1-oxo-2-[(pyridin-3-ylamino)methylidene]pyrido[1,2-a]benzimidazole-4-carbonitrile chemical structure, C19H13N5O, CAS 6455-56-7
3-Methyl-1-oxo-2-[(pyridin-3-ylamino)methylidene]pyrido[1,2-a]benzimidazole-4-carbonitrile
CAS 6455-56-7C19H13N5O
2-[[6-(4-Hydroxyphenyl)[1,2,4]triazolo[1,5-a]pyridin-2-yl]amino]benzonitrile chemical structure, C19H13N5O, CAS 1309680-92-9
2-[[6-(4-Hydroxyphenyl)[1,2,4]triazolo[1,5-a]pyridin-2-yl]amino]benzonitrile
CAS 1309680-92-9C19H13N5O
2-[[6-(3-Hydroxyphenyl)[1,2,4]triazolo[1,5-a]pyridin-2-yl]amino]benzonitrile chemical structure, C19H13N5O, CAS 1309680-91-8
2-[[6-(3-Hydroxyphenyl)[1,2,4]triazolo[1,5-a]pyridin-2-yl]amino]benzonitrile
CAS 1309680-91-8C19H13N5O
2-[[6-(2-Hydroxyphenyl)[1,2,4]triazolo[1,5-a]pyridin-2-yl]amino]benzonitrile chemical structure, C19H13N5O, CAS 1309680-90-7
2-[[6-(2-Hydroxyphenyl)[1,2,4]triazolo[1,5-a]pyridin-2-yl]amino]benzonitrile
CAS 1309680-90-7C19H13N5O
2-{3-[(2-Cyanopyridin-4-yl)oxy]azetidin-1-yl}quinoline-3-carbonitrile chemical structure, C19H13N5O, CAS 2877646-03-0
2-{3-[(2-Cyanopyridin-4-yl)oxy]azetidin-1-yl}quinoline-3-carbonitrile
CAS 2877646-03-0C19H13N5O
2-{3-[(2-Cyanopyridin-4-yl)oxy]azetidin-1-yl}quinoline-4-carbonitrile chemical structure, C19H13N5O, CAS 2877638-05-4
2-{3-[(2-Cyanopyridin-4-yl)oxy]azetidin-1-yl}quinoline-4-carbonitrile
CAS 2877638-05-4C19H13N5O
2-Isoquinolin-5-yl-4-(1H-pyrazol-4-yl)furo[2,3-c]pyridin-7-amine chemical structure, C19H13N5O, CAS 1326709-27-6
2-Isoquinolin-5-yl-4-(1H-pyrazol-4-yl)furo[2,3-c]pyridin-7-amine
CAS 1326709-27-6C19H13N5O
(Z)-2-Cyano-3-(6-cyanoimidazo[1,2-a]pyridin-3-yl)-N-(3-methylphenyl)prop-2-enamide chemical structure, C19H13N5O, CAS 1356819-89-0
(Z)-2-Cyano-3-(6-cyanoimidazo[1,2-a]pyridin-3-yl)-N-(3-methylphenyl)prop-2-enamide
CAS 1356819-89-0C19H13N5O
1,2,4-Triazin-5(2H)-one, 3,6-di-1H-indol-3-yl- chemical structure, C19H13N5O, CAS 850450-04-3
1,2,4-Triazin-5(2H)-one, 3,6-di-1H-indol-3-yl-
CAS 850450-04-3C19H13N5O
1,2,4-Triazin-6(1H)-one, 3,5-di-1H-indol-3-yl- chemical structure, C19H13N5O, CAS 850450-05-4
1,2,4-Triazin-6(1H)-one, 3,5-di-1H-indol-3-yl-
CAS 850450-05-4C19H13N5O

Frequently asked questions

What is the molar mass of C19H13N5O?

The molar mass of C19H13N5O is 327.35 g/mol, calculated from standard atomic weights for 19 carbon atoms, 13 hydrogen atoms, 5 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 327.1120 Da.

How many compounds have the formula C19H13N5O?

CompoundList lists 19 compounds with the molecular formula C19H13N5O, including 7-Benzyl-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.0,3,8]tetradeca-3(8),4,9,11,13-pentaene-5-carbonitrile, N-(3-Cyanopyrimido(1,2-A)benzimidazol-2-yl)-4-methylbenzamide, 5-Methyl-6-oxa-10,11,12,13,14-pentazahexacyclo[13.8.1.03,7.08,24.09,13.016,21]tetracosa-1(24),2,4,7,9,11,14,16,18,20-decaene. 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 C19H13N5O?

C19H13N5O has a degree of unsaturation of 16. 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.