Molecular formula
C18H15N5O
131 compounds have this formula on CompoundList.
- Molar mass
- 317.35g/mol
- Monoisotopic mass
- 317.1277Da
- Atoms
- 39
- Elements
- 4
- Rings plus double bonds
- 14
The formula C18H15N5O describes a molecule made of 18 carbon atoms, 15 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 × 1868.13%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 154.76%1.008 × 15 = 15.120 g/mol
- N Nitrogen × 522.07%14.007 × 5 = 70.035 g/mol
- O Oxygen × 15.04%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C18H15N5O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 131 compounds
Stenoparib
CAS 1140964-99-3C18H15N5O
N-(4-Phenylmethoxyphenyl)-7H-purin-6-amine
CAS 537666-73-2C18H15N5O
![2-[(4,6-Dimethyl-2-quinazolinyl)amino]-4(1H)-quinazolinone chemical structure, C18H15N5O, CAS 263746-97-0](/s/COGBXCSQGWUIQI-UHFFFAOYSA-N.svg)
2-[(4,6-Dimethyl-2-quinazolinyl)amino]-4(1H)-quinazolinone
CAS 263746-97-0C18H15N5O
![N-[(6-Phenyl[1,2,4]triazolo[3,4-a]phthalazin-3-yl)methyl]acetamide chemical structure, C18H15N5O, CAS 896078-16-3](/s/CSWILLDPSWTCBK-UHFFFAOYSA-N.svg)
N-[(6-Phenyl[1,2,4]triazolo[3,4-a]phthalazin-3-yl)methyl]acetamide
CAS 896078-16-3C18H15N5O
6-(3-Methyl-1-benzofuran-2-yl)-2-N-phenyl-1,3,5-triazine-2,4-diamine
CAS 766526-25-4C18H15N5O
![4-[(5-Methyl-1H-Pyrazol-3-Yl)amino]-2-Phenylphthalazin-1(2H)-One chemical structure, C18H15N5O, CAS 880487-62-7](/s/DSDIWWSXOOXFSI-UHFFFAOYSA-N.svg)
4-[(5-Methyl-1H-Pyrazol-3-Yl)amino]-2-Phenylphthalazin-1(2H)-One
CAS 880487-62-7C18H15N5O
![5-Pyridin-3-ylmethyl-1-p-tolyl-1,5-dihydro-pyrazolo[3,4-d]pyrimidin-4-one chemical structure, C18H15N5O, CAS 841211-99-2](/s/URQVXLDQNNLLOH-UHFFFAOYSA-N.svg)
5-Pyridin-3-ylmethyl-1-p-tolyl-1,5-dihydro-pyrazolo[3,4-d]pyrimidin-4-one
CAS 841211-99-2C18H15N5O
![N-(3-Methoxyphenyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C18H15N5O, CAS 333324-52-0](/s/UAKROLLIVBCXJV-UHFFFAOYSA-N.svg)
N-(3-Methoxyphenyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 333324-52-0C18H15N5O
WY 49451
CAS 123724-12-9C18H15N5O
2-(2-(1-Imidazolyl)ethyl)-4-(3-pyridyl)-1(2H)-phthalazinone
CAS 137381-31-8C18H15N5O
![3,6-Dibenzyltriazolo[4,5-d]pyrimidin-7-one chemical structure, C18H15N5O, CAS 428849-26-7](/s/HDEZOKDQFBVVAI-UHFFFAOYSA-N.svg)
3,6-Dibenzyltriazolo[4,5-d]pyrimidin-7-one
CAS 428849-26-7C18H15N5O
6-(1-Benzofuran-2-yl)-N-(2-methylphenyl)-1,3,5-triazine-2,4-diamine
CAS 718600-75-0C18H15N5O
![N-(2-Methoxyphenyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C18H15N5O, CAS 4643-19-0](/s/JTEWTRNUWVJWKQ-UHFFFAOYSA-N.svg)
N-(2-Methoxyphenyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 4643-19-0C18H15N5O
![2-(4-Methoxybenzyl)-7-(4-pyridyl)[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C18H15N5O, CAS 1435975-47-5](/s/YZQAIVCVYZVQDJ-UHFFFAOYSA-N.svg)
2-(4-Methoxybenzyl)-7-(4-pyridyl)[1,2,4]triazolo[1,5-a]pyrimidine
CAS 1435975-47-5C18H15N5O
![2-(4-Methoxybenzyl)-7-(3-pyridyl)[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C18H15N5O, CAS 1435978-99-6](/s/VFEOYJRVINQOIC-UHFFFAOYSA-N.svg)
2-(4-Methoxybenzyl)-7-(3-pyridyl)[1,2,4]triazolo[1,5-a]pyrimidine
CAS 1435978-99-6C18H15N5O
![2-(4-Methoxybenzyl)-7-(2-pyridyl)[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C18H15N5O, CAS 1435978-33-8](/s/ZCFNAXKIRPPPLB-UHFFFAOYSA-N.svg)
2-(4-Methoxybenzyl)-7-(2-pyridyl)[1,2,4]triazolo[1,5-a]pyrimidine
CAS 1435978-33-8C18H15N5O
![N-(3-(1H-Pyrazol-3-yl)phenyl)-2-methylimidazo[1,2-a]pyridine-3-carboxamide chemical structure, C18H15N5O, CAS 1207023-50-4](/s/KFTWBMWIAZDSCE-UHFFFAOYSA-N.svg)
N-(3-(1H-Pyrazol-3-yl)phenyl)-2-methylimidazo[1,2-a]pyridine-3-carboxamide
CAS 1207023-50-4C18H15N5O
4-((1H-Imidazol-1-yl)methyl)-N-(1H-indazol-6-yl)benzamide
CAS 1219902-08-5C18H15N5O
![2-Amino-1-(2-methylphenyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxamide chemical structure, C18H15N5O, CAS 1620968-98-0](/s/UXTXRVSXYRFEIE-UHFFFAOYSA-N.svg)
2-Amino-1-(2-methylphenyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxamide
CAS 1620968-98-0C18H15N5O
![N-[3-(6-Methyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)phenyl]acetamide chemical structure, C18H15N5O, CAS 586989-12-0](/s/AEEYUUOMKSZOEL-UHFFFAOYSA-N.svg)
N-[3-(6-Methyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)phenyl]acetamide
CAS 586989-12-0C18H15N5O
2-(2-Methylphenyl)-5-(5-methyl-1-phenyl-1H-1,2,3-triazol-4-yl)-1,3,4-oxadiazole
CAS 951902-75-3C18H15N5O
![3-{5-[3-(2,5-Dimethylphenyl)-1H-pyrazol-5-yl]-1,2,4-oxadiazol-3-yl}pyridine chemical structure, C18H15N5O, CAS 1239577-81-1](/s/AJKXFSRCSAISIF-UHFFFAOYSA-N.svg)
3-{5-[3-(2,5-Dimethylphenyl)-1H-pyrazol-5-yl]-1,2,4-oxadiazol-3-yl}pyridine
CAS 1239577-81-1C18H15N5O
![N-(4-(1H-Benzo[d]imidazol-2-yl)phenyl)-1-methyl-1H-pyrazole-3-carboxamide chemical structure, C18H15N5O, CAS 1171725-00-0](/s/ZRWJIWXFPAYKCZ-UHFFFAOYSA-N.svg)
N-(4-(1H-Benzo[d]imidazol-2-yl)phenyl)-1-methyl-1H-pyrazole-3-carboxamide
CAS 1171725-00-0C18H15N5O
![3-Methyl-6-[2-(6-methyl-2-pyridinyl)pyrazol-3-yl]quinazolin-4-one chemical structure, C18H15N5O, CAS 1378524-25-4](/s/OWIYYKSTVQMPLM-UHFFFAOYSA-N.svg)
3-Methyl-6-[2-(6-methyl-2-pyridinyl)pyrazol-3-yl]quinazolin-4-one
CAS 1378524-25-4C18H15N5O
- 3-(5-Cyclopropyl-1,3,4-oxadiazol-2-yl)-5-(1H-indol-5-yl)-2-pyridinamine1617498-78-8C18H15N5O
- 2-[(4,7-Dimethylquinazolin-2-yl)amino]quinazolin-4(3H)-one263747-00-8C18H15N5O
- 1,2-Dimethyl-4-pyridin-2-yl-5-quinoxalin-6-yl-1,2-dihydro-pyrazol-3-one937278-35-8C18H15N5O
- N-[2-(1H-1,3-Benzodiazol-2-yl)phenyl]-1-methyl-1H-pyrazole-3-carboxamide1020489-31-9C18H15N5O
- 2-Amino-6,7-diphenyl-7,8-dihydropteridin-4(1H)-one2427-10-3C18H15N5O
- N-(4-Methoxyphenyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine5663-81-0C18H15N5O
- Ehp-inhibitor-1861249-59-4C18H15N5O
- N-(6-Pyridin-2-yl-5-pyridin-4-ylpyrazin-2-yl)cyclopropanecarboxamide925676-78-4C18H15N5O
- N-(6-Pyridin-3-yl-5-pyridin-4-ylpyrazin-2-yl)cyclopropanecarboxamide925676-81-9C18H15N5O
- N-(5,6-Di-4-pyridinyl-2-pyrazinyl)cyclopropanecarboxamide925676-86-4C18H15N5O
- 1,2-Dimethyl-4-(pyridin-3-yl)-5-(quinoxalin-6-yl)-1H-pyrazol-3(2H)-one937279-02-2C18H15N5O
- 3-{[4-(1H-Benzimidazol-1-yl)pyrimidin-2-yl]amino}-4-methylphenol918870-27-6C18H15N5O
- 3-{[2-(1H-Benzimidazol-1-yl)pyrimidin-4-yl]amino}-4-methylphenol918870-28-7C18H15N5O
- (1H-Indazol-3-yl)(2-{[(1H-pyrazol-4-yl)methyl]amino}phenyl)methanone821767-16-2C18H15N5O
- Ibrutinib impurity 282213398-75-3C18H15N5O
- 5-Amino-2-benzyl-7-phenyl-[1,2,4]triazolo[4,3-c]pyrimidin-3(2H)-one1186410-27-4C18H15N5O
- 4-[2-(1H-Indol-4-yloxy)-3-pyridinyl]-6-methyl-2-pyrimidinamine1379860-56-6C18H15N5O
- N-Methyl-8-(1-methylindazol-6-yl)-1,6-naphthyridine-2-carboxamide1860885-08-0C18H15N5O
- N-Methyl-8-(1-methylindazol-5-yl)-1,6-naphthyridine-2-carboxamide1860885-07-9C18H15N5O
- 2-[(4,8-Dimethylquinazolin-2-yl)amino]quinazolin-4-ol352659-60-0C18H15N5O
- 6-Methyl-2-[(4-methylquinazolin-2-yl)amino]quinazolin-4-ol351423-96-6C18H15N5O
- 7H-Imidazo[4,5-c]pyridazine, 7-ethyl-4-(2-phenoxy-4-pyridinyl)-2349375-68-2C18H15N5O
- 3-(4-Methylphenyl)-5-[4-(5-methyl-1H-1,2,3-triazol-1-yl)phenyl]-1,2,4-oxadiazole950226-45-6C18H15N5O
- 3-(4-Methylphenyl)-5-(5-methyl-1-phenyl-1H-1,2,3-triazol-4-yl)-1,2,4-oxadiazole950468-59-4C18H15N5O
- 6-(1-Benzofuran-2-yl)-N-(3-methylphenyl)-1,3,5-triazine-2,4-diamine774562-89-9C18H15N5O
- 6-Amino-3-ethyl-4-quinolin-4-yl-2,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile370586-98-4C18H15N5O
- 9-Benzhydryladenine 1-oxide122365-35-9C18H15N5O
- N-(1H-Indol-5-yl)-5-methyl-2-phenyl-2H-1,2,3-triazole-4-carboxamide710945-68-9C18H15N5O
- (1Z)-1-[2-(1H-Benzimidazol-2-yl)hydrazinylidene]-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-2(1H)-one724778-74-9C18H15N5O
- N-(4-(1H-Pyrazol-3-yl)phenyl)-2-(1H-benzo[d]imidazol-1-yl)acetamide1207057-25-7C18H15N5O
- N-(1H-Benzimidazol-2-yl)-1-methyl-3-phenyl-1H-pyrazole-5-carboxamide1380577-94-5C18H15N5O
- 2-((4-Cyclopropyl-5-oxo-3-(pyridin-3-yl)-4,5-dihydro-1H-1,2,4-triazol-1-yl)methyl)benzonitrile1797260-89-9C18H15N5O
- 4-(4-Methoxyphenyl)-6-(methylamino)-2-(2-pyridinyl)-5-pyrimidinecarbonitrile320418-93-7C18H15N5O
- 6-[(3-Methylphenyl)methyl]-3-phenyltriazolo[4,5-d]pyrimidin-7-one892479-11-7C18H15N5O
- 5-[5-Methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]-3-phenyl-1,2,4-oxadiazole950252-17-2C18H15N5O
- 4-{[4-(3-Phenyl-1,2,4-oxadiazol-5-yl)-1H-imidazol-1-yl]methyl}aniline1351399-06-8C18H15N5O
- Quinoxalin-2-yl((5R,8S)-6,7,8,9-tetrahydro-5H-5,8-epiminocyclohepta[d]pyrimidin-10-yl)methanone2062348-69-8C18H15N5O
- N-[3-(2H-Benzimidazol-2-ylidene)-2,3-dihydro-1H-pyrazol-4-yl]-2-phenylacetamide825615-97-2C18H15N5O
- 6-[(2-Methylphenyl)methyl]-3-phenyltriazolo[4,5-d]pyrimidin-7-one892478-95-4C18H15N5O
- 6-[(4-Methylphenyl)methyl]-3-phenyltriazolo[4,5-d]pyrimidin-7-one892479-23-1C18H15N5O
- 6-Benzyl-3-(p-tolyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7(6H)-one892480-13-6C18H15N5O
- 6-Benzyl-3-(3-methylphenyl)triazolo[4,5-d]pyrimidin-7-one893936-56-6C18H15N5O
- 3-(1H-Pyrrol-1-yl)-N-([1,2,4]triazolo[4,3-a]pyridin-3-ylmethyl)benzamide1676077-23-8C18H15N5O
- 1,2-Dihydroimidazo[1,2-a]benzimidazol-3-yl-(2-methylimidazo[1,2-a]pyridin-3-yl)methanone1207008-23-8C18H15N5O
- 5-[2-[4-(6-Methoxy-3-pyridinyl)-6-methyl-5-pyrimidinyl]ethynyl]-2-pyridinamine1321606-53-4C18H15N5O
- N-[(1H-1,3-Benzodiazol-2-yl)methyl]-4-(1H-pyrrol-1-yl)pyridine-2-carboxamide1421508-06-6C18H15N5O
- 2-(1H-Pyrrol-1-yl)-N-([1,2,4]triazolo[4,3-a]pyridin-3-ylmethyl)benzamide1630858-01-3C18H15N5O
- Quinoxalin-6-yl((5R,8S)-6,7,8,9-tetrahydro-5H-5,8-epiminocyclohepta[d]pyrimidin-10-yl)methanone2062349-12-4C18H15N5O
- N-[2-(6-Methyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)phenyl]acetamide902038-49-7C18H15N5O
- 7-[(E)-2-(4-Methoxyphenyl)ethenyl]-2-pyrrol-1-yl-[1,2,4]triazolo[1,5-a]pyrimidine303146-10-3C18H15N5O
- Acetamide, N-[2-[2-(1H-imidazol-2-yl)phenyl]-1H-benzimidazol-5-yl]-824394-33-4C18H15N5O
- 3-(2-Methoxyphenyl)-N-phenyl-1H-pyrazolo[3,4-d]pyrimidin-6-amine871254-38-5C18H15N5O
- 5-(Pyridin-3-ylmethyl)-1-(o-tolyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one895012-82-5C18H15N5O
- 4-Methyl-1-phenyl-6-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-d]pyridazin-7(6H)-one955781-52-9C18H15N5O
- 4-Methyl-1-phenyl-6-(pyridin-2-ylmethyl)-1H-pyrazolo[3,4-d]pyridazin-7(6H)-one941915-05-5C18H15N5O
- 2-(1-(2-Ethoxyphenyl)-1H-tetrazol-5-yl)quinoline1021207-94-2C18H15N5O
- 2-Benzyl-5-(5-methyl-1-phenyl-1H-1,2,3-triazol-4-yl)-1,3,4-oxadiazole1081117-51-2C18H15N5O
- 9-Benzhydryl-6-hydroxylaminopurine152433-82-4C18H15N5O
- 2-Amino-N-{4-[(E)-(pyridin-3-yl)diazenyl]phenyl}benzamide921754-25-8C18H15N5O
- 1-Benzyl-N-(1-cyanocyclopropyl)-1H-pyrazolo[3,4-b]pyridine-5-carboxamide1423717-89-8C18H15N5O
- N-[Cyano-(1-phenylpyrazol-4-yl)methyl]-2-pyridin-3-ylacetamide1385461-92-6C18H15N5O
- 3-Cyano-N-((6-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)benzamide2034311-84-5C18H15N5O
- 1-Benzyl-4-hydroxy-3-phenylamino-pyrazolo[3,4-d]pyrimidine183739-44-8C18H15N5O
- N-(Furan-2-ylmethyl)-4-(4-imidazol-1-ylphenyl)pyrimidin-2-amine2234275-84-2C18H15N5O
- 6-[5-(Phenylmethoxy)-3-pyridinyl][1,2,4]triazolo[1,5-a]pyridin-2-amine1159824-72-2C18H15N5O
- 3-Methyl-4-(2-(methylamino)quinazolin-6-yl)-1,7-naphthyridin-8(7H)-one943606-53-9C18H15N5O
- N-(1-Cyanocyclobutyl)-7-phenylpyrazolo[1,5-a]pyrimidine-3-carboxamide1445646-73-0C18H15N5O
- N-[2-(2-Phenyl-1,3-oxazol-4-yl)ethyl]pyrido[2,3-d]pyrimidin-4-amine1797234-11-7C18H15N5O
- N-(2-(3-Methoxyphenyl)pyrimidin-4-yl)-1H-indazol-5-amine1595291-58-9C18H15N5O
- 3-Cyano-N-{2-[4-(pyridin-4-yl)-1H-pyrazol-1-yl]ethyl}benzamide2034354-26-0C18H15N5O
- 6-Amino-2-benzyl-3-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one63603-95-2C18H15N5O
- 2-Amino-5-methyl-7-phenyl-3H-[1,2,4]triazepino[6,5-c]quinolin-6-one681460-35-5C18H15N5O
- 2-[2-(5-Phenyl-1H-imidazol-2-yl)ethyl]pyrido[3,4-d]pyrimidin-4(3H)-one1351513-40-0C18H15N5O
- 2-[2-(5-Phenyl-1H-imidazol-2-yl)ethyl]pyrido[4,3-d]pyrimidin-4(3H)-one1351513-41-1C18H15N5O
- 2-Pyrazinecarboxamide, 5-methyl-N-[4-[(1E)-2-phenyldiazenyl]phenyl]-1003761-81-6C18H15N5O
- N-(2-Methoxyphenyl)-1-phenyl-1H-pyrazolo[3,4-b]pyrazin-5-amine87594-96-5C18H15N5O
Frequently asked questions
What is the molar mass of C18H15N5O?
The molar mass of C18H15N5O is 317.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 15 hydrogen atoms, 5 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 317.1277 Da.
How many compounds have the formula C18H15N5O?
CompoundList lists 131 compounds with the molecular formula C18H15N5O, including Stenoparib, N-(4-Phenylmethoxyphenyl)-7H-purin-6-amine, 2-[(4,6-Dimethyl-2-quinazolinyl)amino]-4(1H)-quinazolinone. 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 C18H15N5O?
C18H15N5O 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.