Molecular formula
C18H18N8
59 compounds have this formula on CompoundList.
- Molar mass
- 346.40g/mol
- Monoisotopic mass
- 346.1654Da
- Atoms
- 44
- Elements
- 3
- Rings plus double bonds
- 14
The formula C18H18N8 describes a molecule made of 18 carbon atoms, 18 hydrogen atoms and 8 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 × 1862.41%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 185.24%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 832.35%14.007 × 8 = 112.056 g/mol
Look up another formula
Compounds with the formula C18H18N8
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 59 of 59 compounds
C.I. Basic Brown 1
CAS 8005-77-4C18H18N8
1,2-Bis(5-amidino-2-benzimidazolyl)ethane
CAS 75846-15-0C18H18N8
![LRRK2 inhibitor 6 [PMID: 40353293] chemical structure, C18H18N8, CAS 2101821-86-5](/s/ZQSBNCTWGKRISE-AWEZNQCLSA-N.svg)
LRRK2 inhibitor 6 [PMID: 40353293]
CAS 2101821-86-5C18H18N8
![4-[3-(4-Amino-6-prop-1-en-2-yl-1,3,5-triazin-2-yl)phenyl]-6-prop-1-en-2-yl-1,3,5-triazin-2-amine chemical structure, C18H18N8, CAS 81854-88-8](/s/ZSDCWXZDTYXEAE-UHFFFAOYSA-N.svg)
4-[3-(4-Amino-6-prop-1-en-2-yl-1,3,5-triazin-2-yl)phenyl]-6-prop-1-en-2-yl-1,3,5-triazin-2-amine
CAS 81854-88-8C18H18N8
![6-((1-(3-Cyclopropyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)azetidin-3-yl)(methyl)amino)picolinonitrile chemical structure, C18H18N8, CAS 2320852-63-7](/s/WXLAMCFXAFBBMN-UHFFFAOYSA-N.svg)
6-((1-(3-Cyclopropyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)azetidin-3-yl)(methyl)amino)picolinonitrile
CAS 2320852-63-7C18H18N8
Guanidine, N,N'''-(2,4-pyrimidinediyldi-4,1-phenylene)bis-
CAS 648415-54-7C18H18N8
![2-[Methyl(1-{[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)amino]-5H,6H,7H-cyclopenta[b]pyridine-3-carbonitrile chemical structure, C18H18N8, CAS 2199015-59-1](/s/LIGMFHQUAQOBEU-UHFFFAOYSA-N.svg)
2-[Methyl(1-{[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)amino]-5H,6H,7H-cyclopenta[b]pyridine-3-carbonitrile
CAS 2199015-59-1C18H18N8
![N-Methyl-N-(1-{3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)quinazolin-4-amine chemical structure, C18H18N8, CAS 2201740-68-1](/s/NCCYTQZQJQMYJP-UHFFFAOYSA-N.svg)
N-Methyl-N-(1-{3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)quinazolin-4-amine
CAS 2201740-68-1C18H18N8
![4-Methyl-1-[(1-{3-phenyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl}azetidin-3-yl)methyl]-1H-pyrazole chemical structure, C18H18N8, CAS 2549040-40-4](/s/XDKDSNSGCLZQBW-UHFFFAOYSA-N.svg)
4-Methyl-1-[(1-{3-phenyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl}azetidin-3-yl)methyl]-1H-pyrazole
CAS 2549040-40-4C18H18N8
![2-[4-(9-Methyl-9H-purin-6-yl)piperazin-1-yl]quinoxaline chemical structure, C18H18N8, CAS 2549042-52-4](/s/JHIJEBNIRVYEHI-UHFFFAOYSA-N.svg)
2-[4-(9-Methyl-9H-purin-6-yl)piperazin-1-yl]quinoxaline
CAS 2549042-52-4C18H18N8
![6-(1-{3-Methyl-[1,2,4]triazolo[4,3-a]pyrazin-8-yl}-octahydropyrrolo[2,3-c]pyrrol-5-yl)pyridine-3-carbonitrile chemical structure, C18H18N8, CAS 2640835-26-1](/s/RLDJPTSKKKYGJA-UHFFFAOYSA-N.svg)
6-(1-{3-Methyl-[1,2,4]triazolo[4,3-a]pyrazin-8-yl}-octahydropyrrolo[2,3-c]pyrrol-5-yl)pyridine-3-carbonitrile
CAS 2640835-26-1C18H18N8
![6-(1-{5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}-octahydropyrrolo[2,3-c]pyrrol-5-yl)pyridine-3-carbonitrile chemical structure, C18H18N8, CAS 2640865-62-7](/s/XSLQMCKVOMZEFU-UHFFFAOYSA-N.svg)
6-(1-{5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}-octahydropyrrolo[2,3-c]pyrrol-5-yl)pyridine-3-carbonitrile
CAS 2640865-62-7C18H18N8
![2-[4-(7-Methyl-7H-purin-6-yl)piperazin-1-yl]quinoxaline chemical structure, C18H18N8, CAS 2549065-18-9](/s/VZNSGGNXMVYTHQ-UHFFFAOYSA-N.svg)
2-[4-(7-Methyl-7H-purin-6-yl)piperazin-1-yl]quinoxaline
CAS 2549065-18-9C18H18N8
![4-[4-(9-Methyl-9H-purin-6-yl)piperazin-1-yl]quinazoline chemical structure, C18H18N8, CAS 2549040-29-9](/s/UCRVEUSWXIGANJ-UHFFFAOYSA-N.svg)
4-[4-(9-Methyl-9H-purin-6-yl)piperazin-1-yl]quinazoline
CAS 2549040-29-9C18H18N8
![4-[4-(7-Methyl-7H-purin-6-yl)piperazin-1-yl]quinazoline chemical structure, C18H18N8, CAS 2549054-91-1](/s/NWNJEMDKBWMXHX-UHFFFAOYSA-N.svg)
4-[4-(7-Methyl-7H-purin-6-yl)piperazin-1-yl]quinazoline
CAS 2549054-91-1C18H18N8
![2-[5-(9-Methyl-9H-purin-6-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyridine-3-carbonitrile chemical structure, C18H18N8, CAS 2640903-17-7](/s/OBNXKMKUACMSFO-UHFFFAOYSA-N.svg)
2-[5-(9-Methyl-9H-purin-6-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyridine-3-carbonitrile
CAS 2640903-17-7C18H18N8
![6-[5-(9-Methyl-9H-purin-6-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyridine-2-carbonitrile chemical structure, C18H18N8, CAS 2640950-74-7](/s/CKBKFNDTPWTGKF-UHFFFAOYSA-N.svg)
6-[5-(9-Methyl-9H-purin-6-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyridine-2-carbonitrile
CAS 2640950-74-7C18H18N8
![5-[5-(9-Methyl-9H-purin-6-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyridine-2-carbonitrile chemical structure, C18H18N8, CAS 2640949-17-1](/s/HACVJNSUFBFWGU-UHFFFAOYSA-N.svg)
5-[5-(9-Methyl-9H-purin-6-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyridine-2-carbonitrile
CAS 2640949-17-1C18H18N8
![3-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-4-carbonitrile chemical structure, C18H18N8, CAS 2640863-24-5](/s/WBFKZYMZZMYCAE-UHFFFAOYSA-N.svg)
3-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-4-carbonitrile
CAS 2640863-24-5C18H18N8
![3-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-4-carbonitrile chemical structure, C18H18N8, CAS 2640819-63-0](/s/ZSIGHAYUDSURLF-UHFFFAOYSA-N.svg)
3-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-4-carbonitrile
CAS 2640819-63-0C18H18N8
![2-Methyl-1-[(1-{3-phenyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl}azetidin-3-yl)methyl]-1H-imidazole chemical structure, C18H18N8, CAS 2640845-35-6](/s/FIYKTYMRSXMMEJ-UHFFFAOYSA-N.svg)
2-Methyl-1-[(1-{3-phenyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl}azetidin-3-yl)methyl]-1H-imidazole
CAS 2640845-35-6C18H18N8
![2-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-3-carbonitrile chemical structure, C18H18N8, CAS 2415517-21-2](/s/IMHQIPAMMNYLCZ-UHFFFAOYSA-N.svg)
2-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-3-carbonitrile
CAS 2415517-21-2C18H18N8
![6-(5-{1-Methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl}-octahydropyrrolo[3,4-c]pyrrol-2-yl)pyridine-3-carbonitrile chemical structure, C18H18N8, CAS 2415620-63-0](/s/VWGBYKRSKGEDDK-UHFFFAOYSA-N.svg)
6-(5-{1-Methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl}-octahydropyrrolo[3,4-c]pyrrol-2-yl)pyridine-3-carbonitrile
CAS 2415620-63-0C18H18N8
![6-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-2-carbonitrile chemical structure, C18H18N8, CAS 2415453-73-3](/s/CQEIVQRSYOTWSP-UHFFFAOYSA-N.svg)
6-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-2-carbonitrile
CAS 2415453-73-3C18H18N8
- 4-[4-(6-Imidazol-1-ylpyridin-2-yl)piperazin-1-yl]pyrazolo[1,5-a]pyrazine2770591-16-5C18H18N8
- 4,6-Bis[(4-aminophenyl)diazenyl]benzene-1,3-diamine5905-16-8C18H18N8
- 1,4-Bis(5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)butane1374968-32-7C18H18N8
- 3-(5-{3-Methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}-octahydropyrrolo[3,4-c]pyrrol-2-yl)pyridine-2-carbonitrile2548980-13-6C18H18N8
- 3-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-2-carbonitrile2640960-62-7C18H18N8
- 3-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-2-carbonitrile2640902-48-1C18H18N8
- 2-[4-(9-Cyclopropyl-9H-purin-6-yl)piperazin-1-yl]pyridine-3-carbonitrile2640904-05-6C18H18N8
- 6-[4-(9-Cyclopropyl-9H-purin-6-yl)piperazin-1-yl]pyridine-3-carbonitrile2640950-79-2C18H18N8
- 2-[4-(9-Cyclopropyl-9H-purin-6-yl)piperazin-1-yl]pyridine-4-carbonitrile2640956-52-9C18H18N8
- 5-[4-(9-Cyclopropyl-9H-purin-6-yl)piperazin-1-yl]pyridine-2-carbonitrile2640974-72-5C18H18N8
- 2-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-3-carbonitrile2415542-02-6C18H18N8
- 2-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-4-carbonitrile2415525-32-3C18H18N8
- 6-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-3-carbonitrile2415625-21-5C18H18N8
- 2-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-4-carbonitrile2415625-22-6C18H18N8
- 6-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-3-carbonitrile2415525-38-9C18H18N8
- 6-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-2-carbonitrile2415533-94-5C18H18N8
- 2-[5-(7-Methyl-7H-purin-6-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyridine-3-carbonitrile2742042-95-9C18H18N8
- 2-(5-{3-Methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}-octahydropyrrolo[3,4-c]pyrrol-2-yl)pyridine-3-carbonitrile2742043-01-0C18H18N8
- 2-(5-{5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}-octahydropyrrolo[3,4-c]pyrrol-2-yl)pyridine-3-carbonitrile2742053-64-9C18H18N8
- 1-{Imidazo[1,2-b]pyridazin-6-yl}-4-{pyrido[2,3-d]pyrimidin-4-yl}-1,4-diazepane2741914-43-0C18H18N8
- 1-{Imidazo[1,2-b]pyridazin-6-yl}-4-{pyrido[3,4-d]pyrimidin-4-yl}-1,4-diazepane2742063-69-8C18H18N8
- 4-{4-[2-Methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-2-carbonitrile2741924-54-7C18H18N8
- 4-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyridine-2-carbonitrile2742079-85-0C18H18N8
- 6-(4-{2-Methylpyrido[3,4-d]pyrimidin-4-yl}-1,4-diazepan-1-yl)pyridazine-3-carbonitrile2741921-12-8C18H18N8
- 2-{4-[6-(1-Methyl-1H-pyrazol-4-yl)pyrazin-2-yl]piperazin-1-yl}pyridine-4-carbonitrile2770639-06-8C18H18N8
- 2-{4-[6-(1-Methyl-1H-pyrazol-4-yl)pyrazin-2-yl]piperazin-1-yl}pyridine-3-carbonitrile2770583-97-4C18H18N8
- 6-{4-[6-(1-Methyl-1H-pyrazol-4-yl)pyrazin-2-yl]piperazin-1-yl}pyridine-3-carbonitrile2770603-53-5C18H18N8
- 3-{4-[6-(1-Methyl-1H-pyrazol-4-yl)pyrazin-2-yl]piperazin-1-yl}pyridine-2-carbonitrile2770599-90-9C18H18N8
- 3-{4-[6-(4-Methyl-1H-pyrazol-1-yl)pyridin-2-yl]piperazin-1-yl}pyrazine-2-carbonitrile2770596-95-5C18H18N8
- 2-{4-[6-(4-Methyl-1H-pyrazol-1-yl)pyridin-2-yl]piperazin-1-yl}pyrimidine-4-carbonitrile2770638-84-9C18H18N8
- 3-{4-[6-(2-Methyl-1H-imidazol-1-yl)pyridin-2-yl]piperazin-1-yl}pyrazine-2-carbonitrile2770611-54-4C18H18N8
- 2-{4-[6-(2-Methyl-1H-imidazol-1-yl)pyridin-2-yl]piperazin-1-yl}pyrimidine-4-carbonitrile2770594-50-6C18H18N8
- 4-{4-[6-(3-Methyl-1H-pyrazol-1-yl)pyrimidin-4-yl]piperazin-1-yl}pyridine-2-carbonitrile3054626-42-2C18H18N8
- 1-{2-Methylpyrido[3,4-d]pyrimidin-4-yl}-4-{[1,2,4]triazolo[4,3-a]pyridin-5-yl}piperazine3054552-04-1C18H18N8
- 1-{2-Methylpyrido[3,4-d]pyrimidin-4-yl}-4-{5H-pyrrolo[3,2-d]pyrimidin-4-yl}piperazine3054555-30-2C18H18N8
Frequently asked questions
What is the molar mass of C18H18N8?
The molar mass of C18H18N8 is 346.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms and 8 nitrogen atoms. The monoisotopic mass is 346.1654 Da.
How many compounds have the formula C18H18N8?
CompoundList lists 59 compounds with the molecular formula C18H18N8, including C.I. Basic Brown 1, 1,2-Bis(5-amidino-2-benzimidazolyl)ethane, LRRK2 inhibitor 6 [PMID: 40353293]. 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 C18H18N8?
C18H18N8 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.