Molecular formula
C20H19N5
71 compounds have this formula on CompoundList.
- Molar mass
- 329.41g/mol
- Monoisotopic mass
- 340.2331Da
- Atoms
- 44
- Elements
- 3
- Rings plus double bonds
- 14
The formula C20H19N5 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms and 5 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 × 2072.92%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 195.81%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 521.26%14.007 × 5 = 70.035 g/mol
Look up another formula
Compounds with the formula C20H19N5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 71 of 71 compounds
Dapivirine
CAS 244767-67-7C20H19N5
![N-((1H-Benzo[d]imidazol-2-yl)methyl)-1-(pyridin-2-yl)-N-(pyridin-2-ylmethyl)methanamine chemical structure, C20H19N5, CAS 345349-15-7](/s/BFPRTGDUIGVXDA-UHFFFAOYSA-N.svg)
N-((1H-Benzo[d]imidazol-2-yl)methyl)-1-(pyridin-2-yl)-N-(pyridin-2-ylmethyl)methanamine
CAS 345349-15-7C20H19N5
![1-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-ethyl-3-methylpyrido[1,2-a]benzimidazole-4-carbonitrile chemical structure, C20H19N5, CAS 384802-24-8](/s/ZNYKTPUYSVDYOK-UHFFFAOYSA-N.svg)
1-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-ethyl-3-methylpyrido[1,2-a]benzimidazole-4-carbonitrile
CAS 384802-24-8C20H19N5
![N-Benzyl-N-methyl-1-(3-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C20H19N5, CAS 393844-95-6](/s/LXOVXPMGSPUYNL-UHFFFAOYSA-N.svg)
N-Benzyl-N-methyl-1-(3-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 393844-95-6C20H19N5
![2-Methyl-8-(2-methyl-1H-imidazol-1-yl)-3-phenyl-6,7-dihydro-5H-cyclopenta[d]pyrazolo[1,5-a]pyrimidine chemical structure, C20H19N5, CAS 896075-33-5](/s/CECYGZSDOZSVJK-UHFFFAOYSA-N.svg)
2-Methyl-8-(2-methyl-1H-imidazol-1-yl)-3-phenyl-6,7-dihydro-5H-cyclopenta[d]pyrazolo[1,5-a]pyrimidine
CAS 896075-33-5C20H19N5
6-(4,5-Dihydro-1H-imidazol-2-yl)-2-(4-(4,5-dihydro-1H-imidazol-2-yl)phenyl)-1H-indole
CAS 64431-93-2C20H19N5
![2,5-Dimethyl-3-phenyl-N-(pyridin-2-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C20H19N5, CAS 850730-97-1](/s/IMEWIAJMZWMQBP-UHFFFAOYSA-N.svg)
2,5-Dimethyl-3-phenyl-N-(pyridin-2-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 850730-97-1C20H19N5
N,N-Dibenzyl-N'-(4-cyano-1-methyl-1H-pyrazol-5-yl)imidoformamide
CAS 909858-51-1C20H19N5
N-(3-Imidazol-1-ylpropyl)-2-phenylquinazolin-4-amine
CAS 446312-96-5C20H19N5
4-(Diethylamino)-6-phenyl-2-(2-pyridinyl)-5-pyrimidinecarbonitrile
CAS 320418-14-2C20H19N5
Isonicotinaldehyde (5-allyl-6-methyl-2-phenyl-4-pyrimidinyl)hydrazone
CAS 330819-76-6C20H19N5
![1-(3-Methylphenyl)-N-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C20H19N5, CAS 393784-39-9](/s/NVPXSVRLIZNYEU-UHFFFAOYSA-N.svg)
1-(3-Methylphenyl)-N-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 393784-39-9C20H19N5
![[1-(2,4-Dimethylphenyl)pyrazolo[4,5-e]pyrimidin-4-yl]benzylamine chemical structure, C20H19N5, CAS 393784-36-6](/s/OAEJYIJHAYELNA-UHFFFAOYSA-N.svg)
[1-(2,4-Dimethylphenyl)pyrazolo[4,5-e]pyrimidin-4-yl]benzylamine
CAS 393784-36-6C20H19N5
3-(3,5-Dimethyl-1H-pyrazol-1-yl)-N-(3-methylphenyl)quinoxalin-2-amine
CAS 957261-94-8C20H19N5
1,2,4-Triazolo(3,4-a)phthalazine, 3-phenyl-6-(1-piperidinyl)-
CAS 87539-98-8C20H19N5
![4-(4-Phenylpiperazin-1-yl)-5H-pyrimido[5,4-b]indole chemical structure, C20H19N5, CAS 320420-18-6](/s/QJWZYKCDRAQMJK-UHFFFAOYSA-N.svg)
4-(4-Phenylpiperazin-1-yl)-5H-pyrimido[5,4-b]indole
CAS 320420-18-6C20H19N5
![5-Methyl-3-(4-methylphenyl)-N-(pyridin-2-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C20H19N5, CAS 902036-69-5](/s/FKSVEZHOTYYEAZ-UHFFFAOYSA-N.svg)
5-Methyl-3-(4-methylphenyl)-N-(pyridin-2-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 902036-69-5C20H19N5
![6-Phenyl-3-(pyrrolidin-1-ylmethyl)-[1,2,4]triazolo[3,4-a]phthalazine chemical structure, C20H19N5, CAS 896841-41-1](/s/AWCSCQXGUSOSJK-UHFFFAOYSA-N.svg)
6-Phenyl-3-(pyrrolidin-1-ylmethyl)-[1,2,4]triazolo[3,4-a]phthalazine
CAS 896841-41-1C20H19N5
![2,5-Dimethyl-3-phenyl-N-(pyridin-3-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C20H19N5, CAS 850750-71-9](/s/UKZLNCVELPIRDJ-UHFFFAOYSA-N.svg)
2,5-Dimethyl-3-phenyl-N-(pyridin-3-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 850750-71-9C20H19N5
![2-Ethyl-5-methyl-3-phenyl-N-(pyridin-4-yl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C20H19N5, CAS 890620-27-6](/s/HDRFYWKJBXFAEJ-UHFFFAOYSA-N.svg)
2-Ethyl-5-methyl-3-phenyl-N-(pyridin-4-yl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 890620-27-6C20H19N5
![1-[3-(3-Methylphenyl)-[1,2,3]triazolo[1,5-a]quinazolin-5-yl]pyrrolidine chemical structure, C20H19N5, CAS 866843-81-4](/s/SVHHUGKGKVZXJG-UHFFFAOYSA-N.svg)
1-[3-(3-Methylphenyl)-[1,2,3]triazolo[1,5-a]quinazolin-5-yl]pyrrolidine
CAS 866843-81-4C20H19N5
![5,6-Dimethyl-3-phenyl-N-(pyridin-2-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C20H19N5, CAS 900872-08-4](/s/SKCOLJKOMWJADE-UHFFFAOYSA-N.svg)
5,6-Dimethyl-3-phenyl-N-(pyridin-2-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 900872-08-4C20H19N5
N,N-Dimethyl-4-((4-(phenylazo)phenyl)azo)aniline
CAS 40292-01-1C20H19N5
![(5,6-Dimethyl-2-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-pyridin-4-ylmethyl-amine chemical structure, C20H19N5, CAS 246855-46-9](/s/GSAIXPLBVQLLNN-UHFFFAOYSA-N.svg)
(5,6-Dimethyl-2-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-pyridin-4-ylmethyl-amine
CAS 246855-46-9C20H19N5
- N-(3,3-Diphenylpropyl)-7H-purin-6-amine537666-85-6C20H19N5
- N-(3,5-Dimethylphenyl)-1-(3-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine393786-11-3C20H19N5
- (2,4-Dimethylphenyl)[1-(3-methylphenyl)pyrazolo[4,5-e]pyrimidin-4-yl]amine393785-97-2C20H19N5
- 5,6-Dimethyl-3-phenyl-N-(pyridin-3-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine900897-12-3C20H19N5
- N-(4-Isopropylphenyl)-N-(1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)amine393820-25-2C20H19N5
- 1-(4-Methylbenzyl)-N-(4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine612524-05-7C20H19N5
- 5-Methyl-3-(4-methylphenyl)-N-(pyridin-3-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine900885-75-8C20H19N5
- N,N-Dibenzyl-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine869072-27-5C20H19N5
- N-(3,3-Diphenylpropyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine1021206-77-8C20H19N5
- (4-Ethylphenyl)[1-(4-methylphenyl)pyrazolo[4,5-e]pyrimidin-4-yl]amine890940-41-7C20H19N5
- (2,4-Dimethylphenyl)[1-(4-methylphenyl)pyrazolo[4,5-e]pyrimidin-4-yl]amine890940-43-9C20H19N5
- N-(3,5-Dimethylphenyl)-1-(4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine890940-62-2C20H19N5
- [1-(3,4-Dimethylphenyl)pyrazolo[4,5-e]pyrimidin-4-yl](4-methylphenyl)amine890885-73-1C20H19N5
- N-Benzyl-3-(3,5-dimethylpyrazol-1-yl)quinoxalin-2-amine312310-40-0C20H19N5
- 4H-(1,2,4)Triazolo(4,3-a)(1,5)benzodiazepine, 1-phenyl-5-(1-pyrrolidinyl)-133118-26-0C20H19N5
- 4H-(1,2,4)Triazino(3,4-a)phthalazine, 3-phenyl-7-(1-pyrrolidinyl)-126650-73-5C20H19N5
- 3,5-Dimethyl-2-phenyl-N-[(pyridin-3-yl)methyl]pyrazolo[1,5-a]pyrimidin-7-amine1203258-49-4C20H19N5
- 5-[2-[4-(2,6-Dimethyl-4-pyridinyl)-6-ethyl-5-pyrimidinyl]ethynyl]-2-pyridinamine1321606-32-9C20H19N5
- 5-((4-Ethyl-6-(2-ethylpyridin-4-yl)pyrimidin-5-yl)ethynyl)pyridin-2-amine1321606-31-8C20H19N5
- 6-Ethyl-1-phenyl-4-[(4-methylphenyl)amino]-1H-pyrazolo[3,4-D]pyrimidine5346-60-1C20H19N5
- 4-(2,4-Diphenyl-1,3-dihydro-1,2,4,5-tetrazin-6-yl)aniline51808-19-6C20H19N5
- 7-Benzyl-5,6-dimethyl-N-pyridin-3-ylpyrrolo[2,3-d]pyrimidin-4-amine902026-58-8C20H19N5
- 1-(3,4-Dimethylphenyl)-N-(2-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine890887-34-0C20H19N5
- 4-[4-(Prop-2-yn-1-yl)piperazin-1-yl]-2-(pyridin-4-yl)quinazoline1209684-84-3C20H19N5
- N-[(1-Phenyl-1H-1,2,3,4-tetrazol-5-yl)methyl]-N-(prop-2-yn-1-yl)-2,3-dihydro-1H-inden-1-amine1223613-05-5C20H19N5
- Dapivirine-d111329613-10-6C20H19N5
- N-Benzyl-5,6-dimethyl-7-pyridin-3-ylpyrrolo[2,3-d]pyrimidin-4-amine903183-75-5C20H19N5
- N-Benzyl-5,6-dimethyl-7-pyridin-2-ylpyrrolo[2,3-d]pyrimidin-4-amine903191-39-9C20H19N5
- 3-(3-Pyridin-2-yl-4-quinolin-4-yl-pyrazol-1-yl)-propylamine746666-37-5C20H19N5
- [2-(3,5-Dimethyl-pyrazol-1-yl)-quinazolin-4-yl]-p-tolyl-amine910465-53-1C20H19N5
- [2-(3,5-Dimethyl-pyrazol-1-yl)-quinazolin-4-yl]-m-tolyl-amine910465-54-2C20H19N5
- [2-(3,5-Dimethyl-pyrazol-1-yl)-quinazolin-4-yl]-o-tolyl-amine910465-55-3C20H19N5
- N-(3,3-Diphenylpropyl)[1,2,4]triazolo[4,3-b]pyridazin-6-amine1081123-98-9C20H19N5
- 6-(1H-Imidazo[4,5-b]pyridin-6-yl)-4-piperidin-1-ylquinoline1086061-41-7C20H19N5
- 2-[2-(1H-Imidazol-2-yl)phenyl]-6-(pyrrolidin-1-yl)-1H-benzimidazole824395-44-0C20H19N5
- Benzyl-[2-(3,5-dimethyl-pyrazol-1-yl)-quinazolin-4-yl]-amine910465-78-0C20H19N5
- 4-{[2-Methyl-4-(pyrrolidin-1-yl)quinazolin-7-yl]amino}benzonitrile646450-84-2C20H19N5
- 2-Imidazo[1,2-a]pyridin-3-yl-8-(1-piperazinyl)quinoline1067913-61-4C20H19N5
- 3-{4-[(Naphthalen-2-yl)methyl]piperazin-1-yl}pyrazine-2-carbonitrile918481-95-5C20H19N5
- 1-Cyclopropyl-3-ethyl-6-[1-(4-pyridinyl)-1H-pyrazol-5-yl]-1H-indazole885131-73-7C20H19N5
- 1-Methyl-4-[3-(2-methyl-1H-1,3-benzodiazol-1-yl)azetidin-1-yl]phthalazine2380186-14-9C20H19N5
- Dapivirine-d41309283-15-5C20H19N5
- 4-Piperidin-1-yl-6-(1H-pyrazolo[3,4-b]pyridin-5-yl)quinoline1086061-35-9C20H19N5
- 2-[(E)-{[2-(4-Methylphenyl)hydrazinylidene](phenyl)methyl}diazenyl]aniline62764-09-4C20H19N5
- N-Cyclopentyl-2-phenyl-[1,2,4]triazolo[1,5-c]quinazolin-5-amine902907-29-3C20H19N5
- 1-{2-Methylpyrido[3,4-d]pyrimidin-4-yl}-4-phenylpiperidine-4-carbonitrile2741926-93-0C20H19N5
- 6-Methyl-2-[4-(1,8-naphthyridin-2-yl)piperidin-1-yl]pyridine-3-carbonitrile2640977-70-2C20H19N5
Frequently asked questions
What is the molar mass of C20H19N5?
The molar mass of C20H19N5 is 329.41 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms and 5 nitrogen atoms. The monoisotopic mass is 340.2331 Da.
How many compounds have the formula C20H19N5?
CompoundList lists 71 compounds with the molecular formula C20H19N5, including Dapivirine, N-((1H-Benzo[d]imidazol-2-yl)methyl)-1-(pyridin-2-yl)-N-(pyridin-2-ylmethyl)methanamine, 1-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-ethyl-3-methylpyrido[1,2-a]benzimidazole-4-carbonitrile. 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 C20H19N5?
C20H19N5 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.