C18H16N4O
154 compounds have this formula on CompoundList.
- Molar mass
- 304.35g/mol
- Monoisotopic mass
- 312.1826Da
- Atoms
- 39
- Elements
- 4
- Rings plus double bonds
- 13
The formula C18H16N4O describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 4 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 × 1871.04%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 165.30%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 418.41%14.007 × 4 = 56.028 g/mol
- O Oxygen × 15.26%15.999 × 1 = 15.999 g/mol
Compounds with the formula C18H16N4O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 154 of 154 compounds
![5-[2-(Aminomethyl)-5-(4-pyridinyl)-1H-imidazol-4-yl]-2,3-dihydro-1H-inden-1-one chemical structure, C18H16N4O, CAS 405554-77-0](/s/OBVHNKQXKNEHLK-UHFFFAOYSA-N.svg)
![Methanone, (3,4-dihydro-2(1H)-isoquinolinyl)[4-(4H-1,2,4-triazol-4-yl)phenyl]- chemical structure, C18H16N4O, CAS 1268982-39-3](/s/NIKKAOAASSEYNH-UHFFFAOYSA-N.svg)
![3-[(1-Ethylimidazo[1,2-a]quinoxalin-4-yl)oxy]aniline chemical structure, C18H16N4O, CAS 1332172-26-5](/s/RYDPISVNAKCPMX-UHFFFAOYSA-N.svg)
![4-(Benzyloxy)-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine chemical structure, C18H16N4O, CAS 1207840-24-1](/s/RWWHSBFSJZCVID-UHFFFAOYSA-N.svg)
![1,5-Dihydro-5-propyl-7-(4-pyridinyl)-4H-pyrazolo[4,3-c]quinolin-4-one chemical structure, C18H16N4O, CAS 1428434-14-3](/s/BPLNZOQGPAGRTJ-UHFFFAOYSA-N.svg)
![2-[3-(2-Methylbenzimidazol-1-yl)azetidin-1-yl]-1,3-benzoxazole chemical structure, C18H16N4O, CAS 2380193-57-5](/s/XJMJRRQMEXXDRH-UHFFFAOYSA-N.svg)
![1-[5-(3-Pyridin-2-yl-1H-pyrazol-4-yl)-2,3-dihydro-indol-1-yl]-ethanone chemical structure, C18H16N4O, CAS 746666-91-1](/s/SQYJKVGOSYWORT-UHFFFAOYSA-N.svg)
![3-Phenyl-7-propylpyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-6(7H)-one chemical structure, C18H16N4O, CAS 1210127-41-5](/s/BYNPYPLAAXYBAY-UHFFFAOYSA-N.svg)
![5-Methoxy-3-(1-methyl-1H-pyrazol-4-yl)-7-phenylimidazo[1,2-a]pyridine chemical structure, C18H16N4O, CAS 1207839-69-7](/s/BFBZBVNCDJPWBU-UHFFFAOYSA-N.svg)
![6-[(8-Methyl-2-quinazolinyl)amino]-1H-indole-4-methanol chemical structure, C18H16N4O, CAS 1169790-03-7](/s/RGKSPZMSJORMFZ-UHFFFAOYSA-N.svg)
![2-Methyl-N-[4-(2-methyl-5-oxazolyl)phenyl]-2H-indazol-7-amine chemical structure, C18H16N4O, CAS 1259032-47-7](/s/MBLLCBZSSRSOPD-UHFFFAOYSA-N.svg)
![3-Amino-6-[1,1'-biphenyl]-3-yl-N-methyl-2-pyrazinecarboxamide chemical structure, C18H16N4O, CAS 625459-99-6](/s/JYIFVGBJWKASBN-UHFFFAOYSA-N.svg)
![3-(5-{[(Pyridin-3-yl)methyl]amino}pyridin-3-yl)benzamide chemical structure, C18H16N4O, CAS 821784-34-3](/s/AVQNDKQSGPZEON-UHFFFAOYSA-N.svg)
![2-Amino-4-{[(2-methoxyphenyl)methyl]amino}quinoline-3-carbonitrile chemical structure, C18H16N4O, CAS 477707-97-4](/s/NXBVQWYWDBTBCT-UHFFFAOYSA-N.svg)
- N'-Benzylidene-4-[(1H-imidazol-1-yl)methyl]benzohydrazide870766-49-7C18H16N4O
- 10-(4-Aminophenyl)-10H-phenoxazine-3,7-diamine98155-57-8C18H16N4O
- 6-Amino-1-((4-methoxybenzyl)amino)isoquinoline-7-carbonitrile1616070-31-5C18H16N4O
- 1-[2-[[3-Methyl-5-(3-pyridinyl)phenyl]amino]-4-pyrimidinyl]ethanone1520003-77-3C18H16N4O
- 5-(4-(4-Methoxyphenyl)-1-methyl-1H-imidazol-5-yl)-1H-indazole2001555-90-2C18H16N4O
- 3-[Methyl(phenyl)amino]-6-(2-phenylethenyl)-1,2,4-triazin-5(2H)-one89988-67-0C18H16N4O
- 7-[6-(1,2,3,6-Tetrahydro-4-pyridinyl)-3-pyridazinyl]-6-quinolinol1647115-35-2C18H16N4O
- 4-[(3,5-Dimethyl-1H-pyrrol-2-yl)methylene]-2,4-dihydro-5-(1H-indol-3-yl)-3H-pyrazol-3-one338754-30-6C18H16N4O
- N-(Quinolin-6-yl)-5,6,7,8-tetrahydroquinazoline-4-carboxamide2415470-83-4C18H16N4O
- N-(Quinolin-5-yl)-5,6,7,8-tetrahydroquinazoline-4-carboxamide2415570-15-7C18H16N4O
- N-(Quinolin-5-yl)-5,6,7,8-tetrahydrocinnoline-3-carboxamide2415568-48-6C18H16N4O
- 2-Cyclopropyl-6-methyl-N-(quinolin-5-yl)pyrimidine-4-carboxamide2415583-89-8C18H16N4O
- 3-{2-[2-(2-Aminoethyl)-1H-1,3-benzodiazol-4-yl]ethynyl}benzamide2731014-51-8C18H16N4O
- 2-{5-[4-(1,3-Oxazol-2-yl)phenyl]-1H-1,3-benzodiazol-2-yl}ethan-1-amine2731010-47-0C18H16N4O
- 3-Methyl-5-phenyl-1-(phthalazin-1-yl)-4,5-dihydro-1H-pyrazol-5-ol88330-96-5C18H16N4O
- N'-[2-(2,3-Dihydro-1-benzofuran-5-yl)quinazolin-6-yl]ethanimidamide1005416-56-7C18H16N4O
- N-(3-Aminobenzyl)-4-(pyrimidin-5-yl)benzamide1265892-14-5C18H16N4O
- {[5-(4-Phenylpiperazin-1-yl)furan-2-yl]methylidene}propanedinitrile63353-08-2C18H16N4O
- 4-{Bis[(pyridin-2-yl)amino]methyl}benzaldehyde652987-58-1C18H16N4O
- 6-[3-(1,3-Benzoxazol-2-yl)piperidin-1-yl]pyridine-3-carbonitrile2327199-93-7C18H16N4O
- N-[(1R,2R)-1-Amino-2,3-dihydro-1H-inden-2-yl]quinoxaline-2-carboxamide2418593-31-2C18H16N4O
- N-[1-(Pyrazin-2-yl)azetidin-3-yl]naphthalene-1-carboxamide2415585-24-7C18H16N4O
- N-Phenyl-6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine-7-carboxamide2742040-87-3C18H16N4O
- 3-Methyl-5-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}pyridine2770631-26-8C18H16N4O
- 2-(Pyridin-3-yl)-1-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridin-7-yl}ethan-1-one2770613-15-3C18H16N4O
- 1-(1-{Furo[3,2-c]pyridin-4-yl}azetidin-3-yl)-2-methyl-1H-1,3-benzodiazole2770620-03-4C18H16N4O
- 3-Amino-8,13,13b,14-tetrahydroindolo[2 inverted exclamation marka,3 inverted exclamation marka:3,4]pyrido[2,1-b]quinazolin-5(7H)-one2377675-25-5C18H16N4O
- Pyridinium, 4-hydroxy-2,3-dimethyl-1-[6-(1H-pyrrol-1-yl)-1H-benzimidazol-2-yl]-, inner salt2285346-39-4C18H16N4O
- 5-[3-(1,3-Benzoxazol-2-yl)piperidin-1-yl]pyridine-2-carbonitrile3030779-17-7C18H16N4O
- N-(3-(Aminomethyl)phenyl)-6-(prop-2-yn-1-yloxy)quinazolin-4-amine3037705-01-1C18H16N4O
Frequently asked questions
What is the molar mass of C18H16N4O?
The molar mass of C18H16N4O is 304.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 312.1826 Da.
How many compounds have the formula C18H16N4O?
CompoundList lists 154 compounds with the molecular formula C18H16N4O, including 5-[2-(Aminomethyl)-5-(4-pyridinyl)-1H-imidazol-4-yl]-2,3-dihydro-1H-inden-1-one, N-Benzyl-5-(3-methyl-1H-indazol-5-yl)oxazol-2-amine, Methanone, (3,4-dihydro-2(1H)-isoquinolinyl)[4-(4H-1,2,4-triazol-4-yl)phenyl]-. 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 C18H16N4O?
C18H16N4O 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.