Molecular formula
C16H18N6O3
58 compounds have this formula on CompoundList.
- Molar mass
- 342.36g/mol
- Monoisotopic mass
- 342.1440Da
- Atoms
- 43
- Elements
- 4
- Rings plus double bonds
- 11
The formula C16H18N6O3 describes a molecule made of 16 carbon atoms, 18 hydrogen atoms, 6 nitrogen atoms and 3 oxygen 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 × 1656.13%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 185.30%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 624.55%14.007 × 6 = 84.042 g/mol
- O Oxygen × 314.02%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C16H18N6O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 58 of 58 compounds
2-(3-Benzyl-7-ethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-1-yl)acetohydrazide
CAS 730949-89-0C16H18N6O3
![N,N-Bis[2-oxo-2-(2-phenylhydrazinyl)ethyl]nitrous amide chemical structure, C16H18N6O3, CAS 7155-39-7](/s/GMCWBXDBYUUHBM-UHFFFAOYSA-N.svg)
N,N-Bis[2-oxo-2-(2-phenylhydrazinyl)ethyl]nitrous amide
CAS 7155-39-7C16H18N6O3
1-(4-(4-(6-Amino-5-nitropyrimidin-4-yl)piperazin-1-yl)phenyl)ethanone
CAS 450345-91-2C16H18N6O3
6-Oxo-N-(2-oxo-2-(4-(pyrimidin-2-yl)piperazin-1-yl)ethyl)-1,6-dihydropyridine-3-carboxamide
CAS 1219912-87-4C16H18N6O3
2-(3-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-oxopyridazin-1(6H)-yl)-N-(5-methylisoxazol-3-yl)propanamide
CAS 1334375-81-3C16H18N6O3
N-(2-(3-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-oxopyridazin-1(6H)-yl)ethyl)-5-methylisoxazole-3-carboxamide
CAS 1351614-01-1C16H18N6O3
3-(3,5-Dimethyl-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-4-yl)-N-(isoxazol-3-yl)propanamide
CAS 1172805-58-1C16H18N6O3
![(E)-6-(tert-Butyl)-8-((4-hydroxy-3-methoxybenzylidene)amino)-[1,2,4]triazolo[4,3-b][1,2,4]triazin-7(8H)-one chemical structure, C16H18N6O3, CAS 538338-14-6](/s/WMWFHAGZQOYYIQ-QGMBQPNBSA-N.svg)
(E)-6-(tert-Butyl)-8-((4-hydroxy-3-methoxybenzylidene)amino)-[1,2,4]triazolo[4,3-b][1,2,4]triazin-7(8H)-one
CAS 538338-14-6C16H18N6O3
![8-{[(1E)-2-(4-Methoxyphenyl)-1-azavinyl]amino}-7-ethyl-3-methyl-1,3,7-trihydro purine-2,6-dione chemical structure, C16H18N6O3, CAS 1321752-50-4](/s/IBKWQYQWYKFQAX-RQZCQDPDSA-N.svg)
8-{[(1E)-2-(4-Methoxyphenyl)-1-azavinyl]amino}-7-ethyl-3-methyl-1,3,7-trihydro purine-2,6-dione
CAS 1321752-50-4C16H18N6O3
![2-({2-[(2,4-Dimethoxyphenyl)amino]pteridin-4-yl}amino)ethan-1-ol chemical structure, C16H18N6O3, CAS 1144461-97-1](/s/ZVOUGYAIOYMDQJ-UHFFFAOYSA-N.svg)
2-({2-[(2,4-Dimethoxyphenyl)amino]pteridin-4-yl}amino)ethan-1-ol
CAS 1144461-97-1C16H18N6O3
Lenalidomide 4'-alkyl-C3-azide
CAS 2399455-71-9C16H18N6O3
5'-Deoxy-5'-(phenylamino)-Adenosine
CAS 595607-98-0C16H18N6O3
5H-Pyridazino(3,4-b)(1,4)benzoxazine, 5-methyl-3-(4-methyl-1-piperazinyl)-8-nitro-
CAS 61939-60-4C16H18N6O3
(E)-7-Ethyl-8-(2-(2-hydroxybenzylidene)hydrazinyl)-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione
CAS 374767-63-2C16H18N6O3
(E)-7-Ethyl-8-(2-(1-(2-hydroxyphenyl)ethylidene)hydrazinyl)-3-methyl-1H-purine-2,6(3H,7H)-dione
CAS 329700-77-8C16H18N6O3
N-(3-(6-Oxopyridazin-1(6H)-yl)propyl)-1-(pyrazine-2-carbonyl)azetidine-3-carboxamide
CAS 1396758-06-7C16H18N6O3
N-(2-(4-(3-Methyl-1,2,4-oxadiazol-5-yl)-1H-1,2,3-triazol-1-yl)ethyl)-2-phenoxypropanamide
CAS 2034508-99-9C16H18N6O3
![2-(2-(2-Morpholino-5H-pyrrolo[3,4-d]pyrimidin-6(7H)-yl)-2-oxoethyl)pyridazin-3(2H)-one chemical structure, C16H18N6O3, CAS 2034254-55-0](/s/MHVAJCLFNWBDRE-UHFFFAOYSA-N.svg)
2-(2-(2-Morpholino-5H-pyrrolo[3,4-d]pyrimidin-6(7H)-yl)-2-oxoethyl)pyridazin-3(2H)-one
CAS 2034254-55-0C16H18N6O3
Theophylline, 7-(3-nicotinamidopropyl)-
CAS 70454-27-2C16H18N6O3
10H-Pyridazino(4,5-b)(1,4)benzoxazine, 10-methyl-1-(4-methyl-1-piperazinyl)-7-nitro-
CAS 64610-56-6C16H18N6O3
![4-(5,7-Dioxo-5,7-dihydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-N-[3-(propan-2-yl)-1H-1,2,4-triazol-5-yl]butanamide chemical structure, C16H18N6O3, CAS 1574377-61-9](/s/ZBTRMVIFVFSZKR-UHFFFAOYSA-N.svg)
4-(5,7-Dioxo-5,7-dihydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-N-[3-(propan-2-yl)-1H-1,2,4-triazol-5-yl]butanamide
CAS 1574377-61-9C16H18N6O3
![2-Methyl-6-(2-morpholino-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidine-6-carbonyl)pyridazin-3(2H)-one chemical structure, C16H18N6O3, CAS 2034370-37-9](/s/XOBUQQICEYCLMA-UHFFFAOYSA-N.svg)
2-Methyl-6-(2-morpholino-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidine-6-carbonyl)pyridazin-3(2H)-one
CAS 2034370-37-9C16H18N6O3
2-(4,5-Dimethyl-6-oxopyrimidin-1(6H)-yl)-N-((3-(1-methyl-1H-pyrrol-2-yl)-1,2,4-oxadiazol-5-yl)methyl)acetamide
CAS 2034548-53-1C16H18N6O3
![4-Amino-N-[(1,3,7-trimethyl-2,6-dioxopurin-8-yl)methyl]benzamide chemical structure, C16H18N6O3, CAS 7473-29-2](/s/UEOBIWWOGPNVKF-UHFFFAOYSA-N.svg)
4-Amino-N-[(1,3,7-trimethyl-2,6-dioxopurin-8-yl)methyl]benzamide
CAS 7473-29-2C16H18N6O3
- N-(4-(4-(Pyrimidin-2-yl)piperazine-1-carbonyl)oxazol-2-yl)cyclopropanecarboxamide1351645-06-1C16H18N6O3
- N-(4-(4-(2-Amino-2-oxoethyl)-5-oxo-4,5-dihydro-1H-tetrazol-1-yl)phenyl)cyclohex-3-enecarboxamide1396806-25-9C16H18N6O3
- (E)-N-(4-(4-(2-(Cyclopropylamino)-2-oxoethyl)-5-oxo-4,5-dihydro-1H-tetrazol-1-yl)phenyl)but-2-enamide1396892-58-2C16H18N6O3
- N-(3-(tert-Butyl)isoxazol-5-yl)-2-(4-methoxyphenyl)-2H-tetrazole-5-carboxamide1396685-31-6C16H18N6O3
- 2-Ethoxy-N-{2-[4-(3-methyl-1,2,4-oxadiazol-5-yl)-1H-1,2,3-triazol-1-yl]ethyl}benzamide2034569-83-8C16H18N6O3
- N-((3-(6-Ethoxypyridin-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-2-(2-methyl-1H-imidazol-1-yl)acetamide2034601-73-3C16H18N6O3
- N-((3-(6-Ethoxypyridin-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-3,5-dimethyl-1H-pyrazole-4-carboxamide2034201-96-0C16H18N6O3
- N-((3-(6-Ethoxypyridin-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-2-(1H-pyrazol-1-yl)propanamide2034289-17-1C16H18N6O3
- 6-Hydroxy-8-{(2E)-2-[1-(4-methoxyphenyl)ethylidene]hydrazinyl}-3,7-dimethyl-3,7-dihydro-2H-purin-2-one478253-59-7C16H18N6O3
- N-Methoxy-N'-[7-[1-(3-methoxyphenoxy)ethyl]-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]methanimidamide477865-46-6C16H18N6O3
- N-(4-Ethoxyphenyl)-2-{3-ethyl-7-oxo-3H,6H,7H-[1,2,3]triazolo[4,5-d]pyrimidin-6-yl}acetamide1060183-27-8C16H18N6O3
- 2-(2-Methoxyphenyl)-N-{2-[4-(3-methyl-1,2,4-oxadiazol-5-yl)-1H-1,2,3-triazol-1-yl]ethyl}acetamide2034445-47-9C16H18N6O3
- 3-((1-(3-Methoxy-1-methyl-1H-pyrazole-4-carbonyl)piperidin-3-yl)oxy)pyrazine-2-carbonitrile2034478-66-3C16H18N6O3
- 1-{3-[4-(Phenoxymethyl)-1H-1,2,3-triazol-1-yl]azetidine-1-carbonyl}imidazolidin-2-one2034592-54-4C16H18N6O3
- N-((7-(3-Methyl-1,2,4-oxadiazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)methyl)tetrahydro-2H-pyran-4-carboxamide2034598-35-9C16H18N6O3
- N-(2-(2,4-Dioxo-1,2-dihydropyrido[2,3-d]pyrimidin-3(4H)-yl)ethyl)-1,3,5-trimethyl-1H-pyrazole-4-carboxamide2034372-98-8C16H18N6O3
- 3-(3,5-Dimethyl-1H-pyrazol-4-yl)-N-((3-(2-oxo-1,2-dihydropyridin-4-yl)-1,2,4-oxadiazol-5-yl)methyl)propanamide2034200-72-9C16H18N6O3
- N-((3-(6-Ethoxypyridin-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-1-ethyl-1H-pyrazole-5-carboxamide2034289-30-8C16H18N6O3
- 3-(1-(2-(1H-Benzo[d][1,2,3]triazol-1-yl)acetyl)piperidin-4-yl)imidazolidine-2,4-dione2034526-28-6C16H18N6O3
- N-((8-Hydroxy-[1,2,4]triazolo[4,3-a]pyrazin-3-yl)methyl)-6-isobutoxynicotinamide2034555-13-8C16H18N6O3
- N-((3-(5-Cyclopropylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-1,3,5-trimethyl-1H-pyrazole-4-carboxamide1904303-90-7C16H18N6O3
- 1-(3-Methoxybenzyl)-3-((3-(1-methyl-1H-pyrazol-4-yl)-1,2,4-oxadiazol-5-yl)methyl)urea2034385-83-4C16H18N6O3
- 5-(4-(6-Cyclopropylpyridazin-3-yl)piperazine-1-carbonyl)pyrimidine-2,4(1H,3H)-dione2034233-80-0C16H18N6O3
- 6-Isopropoxy-N-((3-(1-methyl-1H-pyrazol-4-yl)-1,2,4-oxadiazol-5-yl)methyl)nicotinamide2034534-05-7C16H18N6O3
- 2-(Benzo[d]isoxazol-3-yl)-N-((4-(dimethylamino)-6-methoxy-1,3,5-triazin-2-yl)methyl)acetamide2034350-83-7C16H18N6O3
- 3-Pyridinecarboxamide, N-methyl-N-(2-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-7H-purin-7-yl)ethyl)-70454-29-4C16H18N6O3
- N-(2-(4-Morpholino-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)furan-2-carboxamide1021061-52-8C16H18N6O3
- 2-Pyridinecarboxylic acid,4-[4-(4-nitrophenyl)-1-piperazinyl]-,hydrazide112940-62-2C16H18N6O3
- (E)-1-Ethyl-8-(2-(2-hydroxybenzylidene)hydrazinyl)-3,7-dimethyl-1H-purine-2,6(3H,7H)-dione1203434-80-3C16H18N6O3
- (E)-1-Ethyl-8-(2-(4-hydroxybenzylidene)hydrazinyl)-3,7-dimethyl-1H-purine-2,6(3H,7H)-dione1203445-29-7C16H18N6O3
- 3-(3,5-Dimethyl-1H-pyrazol-4-yl)-N-((3-(2-oxo-1,2-dihydropyridin-3-yl)-1,2,4-oxadiazol-5-yl)methyl)propanamide2034201-34-6C16H18N6O3
- 5-Oxo-L-proline, compound with 3-(phenylazo)pyridine-2,6-diamine (1:1)93963-65-6C16H18N6O3
- Methyl (2E)-4-oxo-4-{4-[6-(1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}but-2-enoate2411323-63-0C16H18N6O3
- N-[(1-Cyclopentyl-1H-tetrazol-5-yl)methyl]-3-(4-nitrophenyl)-2-propenamide1006858-87-2C16H18N6O3
Frequently asked questions
What is the molar mass of C16H18N6O3?
The molar mass of C16H18N6O3 is 342.36 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 6 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 342.1440 Da.
How many compounds have the formula C16H18N6O3?
CompoundList lists 58 compounds with the molecular formula C16H18N6O3, including 2-(3-Benzyl-7-ethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-1-yl)acetohydrazide, N,N-Bis[2-oxo-2-(2-phenylhydrazinyl)ethyl]nitrous amide, 1-(4-(4-(6-Amino-5-nitropyrimidin-4-yl)piperazin-1-yl)phenyl)ethanone. 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 C16H18N6O3?
C16H18N6O3 has a degree of unsaturation of 11. 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.