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Molecular formula

C19H18N4

31 compounds have this formula on CompoundList.

Molar mass
302.38g/mol
Monoisotopic mass
302.1531Da
Atoms
41
Elements
3
Rings plus double bonds
13

The formula C19H18N4 describes a molecule made of 19 carbon atoms, 18 hydrogen atoms and 4 nitrogen 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 × 1975.47%
    12.011 × 19 = 228.209 g/mol
  • H Hydrogen × 186.00%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 418.53%
    14.007 × 4 = 56.028 g/mol
Look up another formula

Compounds with the formula C19H18N4

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

Showing 1 to 31 of 31 compounds

11-(1-Pyrrolidinyl)-2,3-dihydro-1H-cyclopenta[4,5]pyrido[1,2-a]benzimidazole-4-carbonitrile chemical structure, C19H18N4, CAS 305335-02-8
11-(1-Pyrrolidinyl)-2,3-dihydro-1H-cyclopenta[4,5]pyrido[1,2-a]benzimidazole-4-carbonitrile
CAS 305335-02-8C19H18N4
6-(1,4,5,7-Tetramethyl-6-pyrrolo[3,4-d]pyridazinyl)quinoline chemical structure, C19H18N4, CAS 461438-92-6
6-(1,4,5,7-Tetramethyl-6-pyrrolo[3,4-d]pyridazinyl)quinoline
CAS 461438-92-6C19H18N4
5,7-Bis(4-methylphenyl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C19H18N4, CAS 324581-10-4
5,7-Bis(4-methylphenyl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine
CAS 324581-10-4C19H18N4
Eapb-0203 chemical structure, C19H18N4, CAS 681284-86-6
Eapb-0203
CAS 681284-86-6C19H18N4
(E)-3-(4-(Dimethylamino)phenyl)-2-(1-methyl-1H-benzo[d]imidazol-2-yl)acrylonitrile chemical structure, C19H18N4, CAS 57319-78-5
(E)-3-(4-(Dimethylamino)phenyl)-2-(1-methyl-1H-benzo[d]imidazol-2-yl)acrylonitrile
CAS 57319-78-5C19H18N4
N,N-Bis(2-cyanoethyl)-alpha-phenylimino-P-toluidine chemical structure, C19H18N4, CAS 56133-54-1
N,N-Bis(2-cyanoethyl)-alpha-phenylimino-P-toluidine
CAS 56133-54-1C19H18N4
8-(1,4,5,7-Tetramethyl-6H-pyrrolo[3,4-d]pyridazin-6-yl)quinoline chemical structure, C19H18N4, CAS 461430-69-3
8-(1,4,5,7-Tetramethyl-6H-pyrrolo[3,4-d]pyridazin-6-yl)quinoline
CAS 461430-69-3C19H18N4
(1R)-2-(1H-Indol-3-yl)-1-(4-phenyl-1H-imidazol-2-yl)ethanamine chemical structure, C19H18N4, CAS 252279-09-7
(1R)-2-(1H-Indol-3-yl)-1-(4-phenyl-1H-imidazol-2-yl)ethanamine
CAS 252279-09-7C19H18N4
9-[(Pyrrolidin-1-yl)methyl]-8,10,17-triazatetracyclo[8.7.0.0^{2,7}.0^{11,16}]heptadeca-1(17),2(7),3,5,8,11,13,15-octaene chemical structure, C19H18N4, CAS 927542-78-7
9-[(Pyrrolidin-1-yl)methyl]-8,10,17-triazatetracyclo[8.7.0.0^{2,7}.0^{11,16}]heptadeca-1(17),2(7),3,5,8,11,13,15-octaene
CAS 927542-78-7C19H18N4
4-[4-(4-Cyanophenyl)-1,4-diazepan-1-yl]benzonitrile chemical structure, C19H18N4, CAS 232923-90-9
4-[4-(4-Cyanophenyl)-1,4-diazepan-1-yl]benzonitrile
CAS 232923-90-9C19H18N4
N,N',3-Triphenylcarbazamidine chemical structure, C19H18N4, CAS 63467-95-8
N,N',3-Triphenylcarbazamidine
CAS 63467-95-8C19H18N4
2-Methyl-5-(4-methylphenyl)-7-phenyl-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C19H18N4, CAS 886149-30-0
2-Methyl-5-(4-methylphenyl)-7-phenyl-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine
CAS 886149-30-0C19H18N4
5-Methyl-9-pyrrolidin-1-ylbenzimidazolo[2,1-a]phthalazine chemical structure, C19H18N4, CAS 676562-75-7
5-Methyl-9-pyrrolidin-1-ylbenzimidazolo[2,1-a]phthalazine
CAS 676562-75-7C19H18N4
7-[4-(2,5-Dimethyl-1H-pyrrol-1-yl)phenyl]-2-methylpyrazolo[1,5-a]pyrimidine chemical structure, C19H18N4, CAS 865658-63-5
7-[4-(2,5-Dimethyl-1H-pyrrol-1-yl)phenyl]-2-methylpyrazolo[1,5-a]pyrimidine
CAS 865658-63-5C19H18N4
3-Isopropyl-1-(naphthalen-2-yl)imidazo[1,5-a]pyrazin-8-amine chemical structure, C19H18N4, CAS 1320265-82-4
3-Isopropyl-1-(naphthalen-2-yl)imidazo[1,5-a]pyrazin-8-amine
CAS 1320265-82-4C19H18N4
5-(4-Cyclohexylphenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile chemical structure, C19H18N4, CAS 861210-26-6
5-(4-Cyclohexylphenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile
CAS 861210-26-6C19H18N4
N-({Imidazo[1,2-a]pyrazin-3-yl}methyl)-N-(prop-2-yn-1-yl)-2,3-dihydro-1H-inden-1-amine chemical structure, C19H18N4, CAS 1798006-82-2
N-({Imidazo[1,2-a]pyrazin-3-yl}methyl)-N-(prop-2-yn-1-yl)-2,3-dihydro-1H-inden-1-amine
CAS 1798006-82-2C19H18N4
Ethenamine, N,N-dimethyl-2-(4,6-diphenyl-1,3,5-triazin-2-yl)- chemical structure, C19H18N4, CAS 83256-22-8
Ethenamine, N,N-dimethyl-2-(4,6-diphenyl-1,3,5-triazin-2-yl)-
CAS 83256-22-8C19H18N4
1H-Benzimidazole, 2-[2-(4-ethyl-5-methyl-1H-imidazol-2-yl)phenyl]- chemical structure, C19H18N4, CAS 824394-67-4
1H-Benzimidazole, 2-[2-(4-ethyl-5-methyl-1H-imidazol-2-yl)phenyl]-
CAS 824394-67-4C19H18N4
1H-Pyrazolo[4,3-c]isoquinolin-8-amine, N,N,3-trimethyl-5-phenyl- chemical structure, C19H18N4, CAS 824968-32-3
1H-Pyrazolo[4,3-c]isoquinolin-8-amine, N,N,3-trimethyl-5-phenyl-
CAS 824968-32-3C19H18N4
1H-Pyrazolo[4,3-c]isoquinolin-7-amine, N,N,3-trimethyl-5-phenyl- chemical structure, C19H18N4, CAS 824968-28-7
1H-Pyrazolo[4,3-c]isoquinolin-7-amine, N,N,3-trimethyl-5-phenyl-
CAS 824968-28-7C19H18N4
1H-Pyrazolo[4,3-c]isoquinolin-6-amine, N,N,3-trimethyl-5-phenyl- chemical structure, C19H18N4, CAS 824968-30-1
1H-Pyrazolo[4,3-c]isoquinolin-6-amine, N,N,3-trimethyl-5-phenyl-
CAS 824968-30-1C19H18N4
7-Benzyl-4-(pyridin-2-yl)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine chemical structure, C19H18N4, CAS 1202645-23-5
7-Benzyl-4-(pyridin-2-yl)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine
CAS 1202645-23-5C19H18N4
6-(2-Ethyl-4-(m-tolyl)-1H-imidazol-5-yl)-1H-indazole chemical structure, C19H18N4, CAS 2001556-35-8
6-(2-Ethyl-4-(m-tolyl)-1H-imidazol-5-yl)-1H-indazole
CAS 2001556-35-8C19H18N4

Frequently asked questions

What is the molar mass of C19H18N4?

The molar mass of C19H18N4 is 302.38 g/mol, calculated from standard atomic weights for 19 carbon atoms, 18 hydrogen atoms and 4 nitrogen atoms. The monoisotopic mass is 302.1531 Da.

How many compounds have the formula C19H18N4?

CompoundList lists 31 compounds with the molecular formula C19H18N4, including 11-(1-Pyrrolidinyl)-2,3-dihydro-1H-cyclopenta[4,5]pyrido[1,2-a]benzimidazole-4-carbonitrile, 6-(1,4,5,7-Tetramethyl-6-pyrrolo[3,4-d]pyridazinyl)quinoline, 5,7-Bis(4-methylphenyl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine. 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 C19H18N4?

C19H18N4 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.