Molecular formula
C16H18N4O
242 compounds have this formula on CompoundList.
- Molar mass
- 282.35g/mol
- Monoisotopic mass
- 282.1481Da
- Atoms
- 39
- Elements
- 4
- Rings plus double bonds
- 10
The formula C16H18N4O describes a molecule made of 16 carbon atoms, 18 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 × 1668.06%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 186.43%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 419.84%14.007 × 4 = 56.028 g/mol
- O Oxygen × 15.67%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C16H18N4O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 242 compounds
![3-({2-Oxo-2-[4-(prop-2-yn-1-yl)piperazin-1-yl]ethyl}amino)benzonitrile chemical structure, C16H18N4O, CAS 1384589-13-2](/s/WAHZAKKPJYQURA-UHFFFAOYSA-N.svg)
3-({2-Oxo-2-[4-(prop-2-yn-1-yl)piperazin-1-yl]ethyl}amino)benzonitrile
CAS 1384589-13-2C16H18N4O
N-(1H-Indazol-5-yl)-1-(prop-2-yn-1-yl)piperidine-4-carboxamide
CAS 1797076-73-3C16H18N4O
N-(1-Methyl-1H-pyrazol-4-yl)-1-(propan-2-yl)-1H-indole-3-carboxamide
CAS 1574289-72-7C16H18N4O
N-((2-(Dimethylamino)pyrimidin-4-yl)methyl)cinnamamide
CAS 1798431-19-2C16H18N4O
1-Phenyl-3-(1-(pyridin-2-yl)pyrrolidin-3-yl)urea
CAS 1798485-35-4C16H18N4O
(E)-1-(4-(1H-1,2,3-Triazol-1-yl)piperidin-1-yl)-3-phenylprop-2-en-1-one
CAS 1799271-04-7C16H18N4O
N-((1-(Pyridin-2-yl)pyrrolidin-2-yl)methyl)isonicotinamide
CAS 2034468-77-2C16H18N4O
N-(1H-Benzimidazol-2-ylmethyl)-2-(2,5-dimethyl-1H-pyrrol-1-yl)acetamide
CAS 1630903-73-9C16H18N4O
N-(Cyanomethyl)-1-methyl-3-phenyl-N-propylpyrazole-4-carboxamide
CAS 1645475-35-9C16H18N4O
N-Benzyl-6-(pyrrolidin-1-yl)pyridazine-3-carboxamide
CAS 1910662-14-4C16H18N4O
![2-Cyclopropyl-N-phenyl-6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxamide chemical structure, C16H18N4O, CAS 2034418-65-8](/s/RYAHCWICAVXQGC-UHFFFAOYSA-N.svg)
2-Cyclopropyl-N-phenyl-6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxamide
CAS 2034418-65-8C16H18N4O
![N-Phenyl-7,8,11-triazatricyclo[6.4.0.0^{2,6}]dodeca-1,6-diene-11-carboxamide chemical structure, C16H18N4O, CAS 2034413-99-3](/s/OYRMYQVQBRWCGD-UHFFFAOYSA-N.svg)
N-Phenyl-7,8,11-triazatricyclo[6.4.0.0^{2,6}]dodeca-1,6-diene-11-carboxamide
CAS 2034413-99-3C16H18N4O
1-(3-(Pyrimidin-2-ylamino)azetidin-1-yl)-2-(m-tolyl)ethanone
CAS 2034222-67-6C16H18N4O
![N-[1-(3,5-Dimethylbenzoyl)azetidin-3-yl]pyrimidin-2-amine chemical structure, C16H18N4O, CAS 2195952-83-9](/s/RZLRVNLCPVTDNJ-UHFFFAOYSA-N.svg)
N-[1-(3,5-Dimethylbenzoyl)azetidin-3-yl]pyrimidin-2-amine
CAS 2195952-83-9C16H18N4O
(2,4-Dimethylphenyl)(3-(pyrimidin-2-ylamino)azetidin-1-yl)methanone
CAS 2189498-86-8C16H18N4O
![N-[1-(3,4-Dimethylbenzoyl)azetidin-3-yl]pyrimidin-2-amine chemical structure, C16H18N4O, CAS 2189498-52-8](/s/JTUQPLBXBLEBTG-UHFFFAOYSA-N.svg)
N-[1-(3,4-Dimethylbenzoyl)azetidin-3-yl]pyrimidin-2-amine
CAS 2189498-52-8C16H18N4O
![2-(3-Methylphenyl)-1-{3-[(pyrazin-2-yl)amino]azetidin-1-yl}ethan-1-one chemical structure, C16H18N4O, CAS 2191212-83-4](/s/VPZXZAUNWDWBHN-UHFFFAOYSA-N.svg)
2-(3-Methylphenyl)-1-{3-[(pyrazin-2-yl)amino]azetidin-1-yl}ethan-1-one
CAS 2191212-83-4C16H18N4O
(E)-1-(2-((2H-1,2,3-Triazol-2-yl)methyl)pyrrolidin-1-yl)-3-phenylprop-2-en-1-one
CAS 2210222-64-1C16H18N4O
![3-(1H-Pyrazol-1-yl)-8-(pyridine-3-carbonyl)-8-azabicyclo[3.2.1]octane chemical structure, C16H18N4O, CAS 2309707-78-4](/s/RRPQLOVBEOTIMZ-UHFFFAOYSA-N.svg)
3-(1H-Pyrazol-1-yl)-8-(pyridine-3-carbonyl)-8-azabicyclo[3.2.1]octane
CAS 2309707-78-4C16H18N4O
![2-[2-Amino-6-oxo-5-(4-phenylbutyl)-1H-pyrimidin-4-yl]acetonitrile chemical structure, C16H18N4O, CAS 7743-12-6](/s/YXAWPSMDYPBPTI-UHFFFAOYSA-N.svg)
2-[2-Amino-6-oxo-5-(4-phenylbutyl)-1H-pyrimidin-4-yl]acetonitrile
CAS 7743-12-6C16H18N4O
![4-N,4-N-dimethyl-1-N-[[4-(1-nitrosoethylidene)cyclohexa-2,5-dien-1-ylidene]amino]benzene-1,4-diamine chemical structure, C16H18N4O, CAS 6310-86-7](/s/PAYHQBXWKKHYKV-QQWWUSLDSA-N.svg)
4-N,4-N-dimethyl-1-N-[[4-(1-nitrosoethylidene)cyclohexa-2,5-dien-1-ylidene]amino]benzene-1,4-diamine
CAS 6310-86-7C16H18N4O
3-(2H-Indol-2-ylidene)-N-(2-methylpropyl)-2,3-dihydro-1H-pyrazole-4-carboxamide
CAS 827318-54-7C16H18N4O
![N-[2-(1,2-Dihydro-3H-pyrazol-3-ylidene)-2H-indol-4-yl]-3-methylbutanamide chemical structure, C16H18N4O, CAS 827318-39-8](/s/TULWDTBNBLJCAZ-UHFFFAOYSA-N.svg)
N-[2-(1,2-Dihydro-3H-pyrazol-3-ylidene)-2H-indol-4-yl]-3-methylbutanamide
CAS 827318-39-8C16H18N4O
![N-{4-[(1E)-3-Benzyl-3-methyltriaz-1-en-1-yl]phenyl}acetamide chemical structure, C16H18N4O, CAS 1939-91-9](/s/AKNAGKIRBMNAPH-UHFFFAOYSA-N.svg)
N-{4-[(1E)-3-Benzyl-3-methyltriaz-1-en-1-yl]phenyl}acetamide
CAS 1939-91-9C16H18N4O
- 1-Butan-2-yl-2-methyl-7-phenylpurin-6-one83325-08-0C16H18N4O
- N-(2-Methoxyethyl)-5-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine850736-46-8C16H18N4O
- Piperazine, 1-[(6-methyl-3-pyridinyl)carbonyl]-4-(2-pyridinyl)-613660-36-9C16H18N4O
- (1-Methyl-2-phenyl-1H-imidazol-4-yl)(morpholin-4-yl)acetonitrile94938-04-2C16H18N4O
- 1H-Indole-2-carboxamide,N-[3-(2-methyl-1H-imidazol-1-yl)propyl]-106876-19-1C16H18N4O
- 9-Benzyl-6-(2-ethoxyethyl)-9H-purine920503-48-6C16H18N4O
- Benzamide,4-[4-(4-pyridinyl)-1-piperazinyl]-112940-35-9C16H18N4O
- N-(1,5-Dimethyl-1H-pyrazol-3-yl)-2-(1-methyl-1H-indol-3-yl)acetamide1374548-06-7C16H18N4O
- 3-(1-Methyl-1H-indol-3-yl)-N-(1-methyl-1H-pyrazol-4-yl)propanamide1401591-00-1C16H18N4O
- 3-(1-Methyl-1H-indol-3-yl)-N-(1-methyl-1H-pyrazol-3-yl)propanamide1401606-01-6C16H18N4O
- 2-Naphthalenemethanol, I+/--[[[(4-methyl-4H-1,2,4-triazol-3-yl)methyl]amino]methyl]-1458544-54-1C16H18N4O
- 3-Methyl-N-[2-(1H-pyrazol-4-yl)-1H-indol-4-yl]butanamide827318-38-7C16H18N4O
- N-(1H-Imidazol-2-yl)-4-(1-methyl-1H-indol-3-yl)butanamide1401584-83-5C16H18N4O
- 5-Methyl-3-(4-propoxyphenyl)-3H-imidazo[4,5-b]pyridin-2-amine1541945-86-1C16H18N4O
- 1-Benzyl-3-[(6-cyclopropylpyrimidin-4-yl)methyl]urea2176070-16-7C16H18N4O
- 1-[3-(5-Phenyl-1H-1,2,4-triazol-3-yl)piperidin-1-yl]prop-2-en-1-one2094509-42-7C16H18N4O
- N-[1-(2,4-Dimethylbenzoyl)azetidin-3-yl]pyridazin-3-amine2097917-98-9C16H18N4O
- 1-{[2,4'-Bipyridine]-5-yl}-3-cyclopentylurea2097873-17-9C16H18N4O
- N-[2-[Benzyl(pyrimidin-2-yl)amino]ethyl]prop-2-enamide2178338-90-2C16H18N4O
- 3-(1H-Pyrazol-1-yl)-8-(pyridine-4-carbonyl)-8-azabicyclo[3.2.1]octane2319723-97-0C16H18N4O
- N-(1-Quinoxalin-2-ylpiperidin-3-yl)prop-2-enamide2411292-68-5C16H18N4O
- N-[1-(1H-Benzimidazol-2-yl)piperidin-4-yl]but-2-ynamide2411308-99-9C16H18N4O
- N-{3-[(2-Cyclopropyl-6-methylpyrimidin-4-yl)amino]phenyl}acetamide2549029-87-8C16H18N4O
- N-{4-[(2-Cyclopropyl-6-methylpyrimidin-4-yl)amino]phenyl}acetamide2549005-22-1C16H18N4O
- N-[2-(4-Methoxyphenyl)ethyl]-7-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine2549037-78-5C16H18N4O
- 6-{1-Cyclopropanecarbonyl-octahydropyrrolo[3,4-b]pyrrol-5-yl}pyridine-3-carbonitrile2548989-64-4C16H18N4O
- 1H-1,2,4-Triazole, 1-(2-((4-cyanophenyl)methyl)-3,3-dimethyl-1-oxobutyl)-110577-55-4C16H18N4O
- 2-(3-Methylanilino)-N-(pyridin-2-ylmethylideneamino)propanamide6456-38-8C16H18N4O
- 2-[1-[(4-Methoxy-2-pyridinyl)methyl]propyl]-3H-imidazo[4,5-b]pyridine849346-45-8C16H18N4O
- 5-Amino-6-[[4-(2-hydroxyethyl)phenyl]amino]-2,4-dimethyl-3-pyridinecarbonitrile415908-85-9C16H18N4O
- 4-Amino-6-methoxy-7-[(3-pyrrolidin-1-yl)-1-propynyl]quinazoline320366-37-8C16H18N4O
- 6-Methyl-3-(3-phenoxypropyl)-1,2,4-triazolo[4,3-a]pyridin-8-amine1175879-39-6C16H18N4O
- 7-(3,5-Dimethylphenyl)-3-propyl-7H,8H-[1,2,4]triazolo[4,3-a]pyrazin-8-one946386-50-1C16H18N4O
- 7-(3,4-Dimethylphenyl)-3-(propan-2-yl)-7H,8H-[1,2,4]triazolo[4,3-a]pyrazin-8-one946237-39-4C16H18N4O
- Phenyl(4-(pyrimidin-2-ylamino)piperidin-1-yl)methanone1269447-57-5C16H18N4O
- Urea, N-[4-(2-phenyldiazenyl)phenyl]-N'-propyl-13201-67-7C16H18N4O
- 1-Ethyl-5-[[(2-methylimidazo[1,2-a]pyridin-3-yl)methyl]amino]-2(1H)-pyridinone1178264-17-9C16H18N4O
- I+/--Methyl-N-[4-(1H-1,2,4-triazol-1-yl)phenyl]-2-furanpropanamine1215963-61-3C16H18N4O
- 2-[3-Methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl]-4,5-dimethyl-1H-imidazole1262194-02-4C16H18N4O
- 2-(3-(1H-Pyrrol-1-yl)phenyl)hexahydroimidazo[1,5-a]pyrazin-3(2H)-one1002338-24-0C16H18N4O
- 2-[(5,6-Dimethyl-2-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino]ethanol251946-15-3C16H18N4O
- 4-(5-Amino-4-methyl-1-phenyl-1H-pyrazol-3-yl)tetrahydro-2H-pyran-4-carbonitrile1414571-55-3C16H18N4O
- 3-Methyl-N-[2-(1H-pyrazol-1-yl)-1H-indol-4-yl]butanamide827318-40-1C16H18N4O
- N-(2H-Indazol-7-yl)-1-(prop-2-yn-1-yl)piperidine-4-carboxamide1797837-43-4C16H18N4O
- 5-Methyl-3-(3-phenoxypropyl)[1,2,4]triazolo[4,3-a]pyridin-6-amine1215986-10-9C16H18N4O
- 4-(1H-Indazol-3-yl)-N-(2-methoxyethyl)-N-methylpyridin-2-amine1627190-06-0C16H18N4O
- 1-Cyclohexyl-2-(9H-imidazo[1',5':1,5]pyrrolo[3,4-d]pyrimidin-9-yl)ethan-1-one1884566-63-5C16H18N4O
- 2-(1,2-Dihydro-3H-pyrazol-3-ylidene)-N-(2-methylpropyl)-2H-indole-5-carboxamide827316-74-5C16H18N4O
- N-Butyl-2-(1,2-dihydro-3H-pyrazol-3-ylidene)-2H-indole-4-carboxamide827317-62-4C16H18N4O
- 5-Benzyl-1-methyl-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-7-one223429-52-5C16H18N4O
- N-Butyl-3-(2H-indol-2-ylidene)-2,3-dihydro-1H-pyrazole-4-carboxamide827318-52-5C16H18N4O
- N-Butyl-2-(1,2-dihydro-3H-pyrazol-3-ylidene)-2H-indole-6-carboxamide827317-64-6C16H18N4O
- N-Butyl-2-(1,2-dihydro-3H-pyrazol-3-ylidene)-2H-indole-5-carboxamide827317-63-5C16H18N4O
- 2-(1,2-Dihydro-3H-pyrazol-3-ylidene)-N-(2-methylpropyl)-2H-indole-6-carboxamide827316-75-6C16H18N4O
- 2-(1,2-Dihydro-3H-pyrazol-3-ylidene)-N-(2-methylpropyl)-2H-indole-4-carboxamide827316-73-4C16H18N4O
- N-Methyl-N-[1-nitroso-2-(2-phenylhydrazinyl)prop-1-en-1-yl]aniline62918-83-6C16H18N4O
- N-[Cyano(cyclohexyl)methyl]-1H-indazole-3-carboxamide2190644-40-5C16H18N4O
- N-{5-Benzyl-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazin-2-yl}prop-2-enamide2305561-76-4C16H18N4O
- 2-(1-Methyl-1H-1,2,3-triazole-4-carbonyl)-6-phenyl-2-azaspiro[3.3]heptane2379986-55-5C16H18N4O
- 3-(1H-Pyrazol-1-yl)-8-(pyridine-2-carbonyl)-8-azabicyclo[3.2.1]octane2320220-89-9C16H18N4O
- 2-Cyclopropyl-4-{3-[(pyridin-3-yloxy)methyl]azetidin-1-yl}pyrimidine2380088-92-4C16H18N4O
- 2-[1-(1,2,3,4-Tetrahydronaphthalene-1-carbonyl)azetidin-3-yl]-2H-1,2,3-triazole2415524-75-1C16H18N4O
- N-(1-Benzoylpiperidin-4-yl)pyrimidin-4-amine2415571-20-7C16H18N4O
- N-[2-(Pyridin-3-yl)ethyl]-5,6,7,8-tetrahydroquinazoline-4-carboxamide2415462-52-9C16H18N4O
- 4-Cyclopropyl-6-{3-[(2-methylpyridin-4-yl)oxy]azetidin-1-yl}pyrimidine2415599-77-6C16H18N4O
- N-Methyl-N-[1-(pyridin-2-yl)azetidin-3-yl]-2-(pyridin-3-yl)acetamide2415452-35-4C16H18N4O
- 3-Methyl-8-phenyl-1-(propan-2-yl)-4,6-dihydropyrazolo[4,3-e][1,4]diazepin-5(1H)-one26308-31-6C16H18N4O
- 1-Benzyl-4-(2-methylpyrimidin-4-yl)piperazin-2-one2549047-85-8C16H18N4O
- 4-[(2-Cyclopropyl-6-ethylpyrimidin-4-yl)amino]benzamide2548983-24-8C16H18N4O
- 2-[(2-Cyclopropyl-5,6-dimethylpyrimidin-4-yl)amino]benzamide2548979-29-7C16H18N4O
- 1-(Piperidin-4-yl)-4-(1H-pyrrol-2-yl)-1H-benzo[d]imidazol-2(3H)-one2375214-89-2C16H18N4O
- 4-[(6-Cyclobutyl-2-methylpyrimidin-4-yl)amino]benzamide2640954-12-5C16H18N4O
- 2,7-Diphenyl-4-oxa-1,2,6,7-tetraazabicyclo[4.2.1]nonane41931-17-3C16H18N4O
- N-[(4-Methoxyphenyl)methyl]-N,7-dimethyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine2877680-49-2C16H18N4O
- N-Ethyl-N-[(1-methyl-1H-imidazol-2-yl)(pyridin-3-yl)methyl]but-2-ynamide2411278-77-6C16H18N4O
- N-Cyclopropyl-1-(quinazolin-4-yl)pyrrolidine-3-carboxamide2877634-64-3C16H18N4O
Frequently asked questions
What is the molar mass of C16H18N4O?
The molar mass of C16H18N4O is 282.35 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 282.1481 Da.
How many compounds have the formula C16H18N4O?
CompoundList lists 242 compounds with the molecular formula C16H18N4O, including 3-({2-Oxo-2-[4-(prop-2-yn-1-yl)piperazin-1-yl]ethyl}amino)benzonitrile, N-(1H-Indazol-5-yl)-1-(prop-2-yn-1-yl)piperidine-4-carboxamide, N-(1-Methyl-1H-pyrazol-4-yl)-1-(propan-2-yl)-1H-indole-3-carboxamide. 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 C16H18N4O?
C16H18N4O has a degree of unsaturation of 10. 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.