Molecular formula
C16H19N5O
178 compounds have this formula on CompoundList.
- Molar mass
- 297.36g/mol
- Monoisotopic mass
- 297.1590Da
- Atoms
- 41
- Elements
- 4
- Rings plus double bonds
- 10
The formula C16H19N5O describes a molecule made of 16 carbon atoms, 19 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 × 1664.63%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 196.44%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 523.55%14.007 × 5 = 70.035 g/mol
- O Oxygen × 15.38%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C16H19N5O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 178 of 178 compounds
![N-{1-[3-(Dimethylamino)benzoyl]azetidin-3-yl}pyrazin-2-amine chemical structure, C16H19N5O, CAS 2320377-78-2](/s/UWOGTCOFKILRRM-UHFFFAOYSA-N.svg)
N-{1-[3-(Dimethylamino)benzoyl]azetidin-3-yl}pyrazin-2-amine
CAS 2320377-78-2C16H19N5O
![8-(5-Methylpyrazine-2-carbonyl)-3-(1H-pyrazol-1-yl)-8-azabicyclo[3.2.1]octane chemical structure, C16H19N5O, CAS 2320224-93-7](/s/SCPXGWPTDYUYBD-UHFFFAOYSA-N.svg)
8-(5-Methylpyrazine-2-carbonyl)-3-(1H-pyrazol-1-yl)-8-azabicyclo[3.2.1]octane
CAS 2320224-93-7C16H19N5O
![N-[(Z)-[(4,6-Dimethylpyrimidin-2-yl)amino][(4-methylphenyl)amino]methylidene]acetamide chemical structure, C16H19N5O, CAS 351190-59-5](/s/UESZRPBFOSMDHP-UHFFFAOYSA-N.svg)
N-[(Z)-[(4,6-Dimethylpyrimidin-2-yl)amino][(4-methylphenyl)amino]methylidene]acetamide
CAS 351190-59-5C16H19N5O
![N-(1-Cyanocyclohexyl)-1,6-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide chemical structure, C16H19N5O, CAS 2127719-65-5](/s/SSOIGOUVYOFRSD-UHFFFAOYSA-N.svg)
N-(1-Cyanocyclohexyl)-1,6-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide
CAS 2127719-65-5C16H19N5O
![3-[6-(Dimethylamino)-4-methyl-3-pyridinyl]-2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-ol chemical structure, C16H19N5O, CAS 764651-67-4](/s/MOZQXIRPQXHOLR-UHFFFAOYSA-N.svg)
3-[6-(Dimethylamino)-4-methyl-3-pyridinyl]-2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-ol
CAS 764651-67-4C16H19N5O
![(E)-2-Cyano-3-[2,5-dimethyl-1-(2-propan-2-ylpyrazol-3-yl)pyrrol-3-yl]prop-2-enamide chemical structure, C16H19N5O, CAS 1062224-13-8](/s/HOIKTKZABBPAIV-RIYZIHGNSA-N.svg)
(E)-2-Cyano-3-[2,5-dimethyl-1-(2-propan-2-ylpyrazol-3-yl)pyrrol-3-yl]prop-2-enamide
CAS 1062224-13-8C16H19N5O
![(4-Amino-3-methylphenyl)[4-(2-pyrimidinyl)-1-piperazinyl]methanone chemical structure, C16H19N5O, CAS 1016766-54-3](/s/FZCMFAISSJGKQR-UHFFFAOYSA-N.svg)
(4-Amino-3-methylphenyl)[4-(2-pyrimidinyl)-1-piperazinyl]methanone
CAS 1016766-54-3C16H19N5O
![3-Ethyl-N-[2-(4-methoxyphenyl)ethyl][1,2,4]triazolo[4,3-b]pyridazin-6-amine chemical structure, C16H19N5O, CAS 1081147-81-0](/s/XYCFRFVXGBGUEV-UHFFFAOYSA-N.svg)
3-Ethyl-N-[2-(4-methoxyphenyl)ethyl][1,2,4]triazolo[4,3-b]pyridazin-6-amine
CAS 1081147-81-0C16H19N5O
1-Benzyl-3-(6-(pyrrolidin-1-yl)pyrimidin-4-yl)urea
CAS 1396870-28-2C16H19N5O
4-(5-Methylpyrimidin-4-yl)-N-phenylpiperazine-1-carboxamide
CAS 1428355-11-6C16H19N5O
3-(4-Cyclopropyl-1H-1,2,3-triazol-1-yl)-N-phenylpyrrolidine-1-carboxamide
CAS 2034303-32-5C16H19N5O
![1-(tert-Butyl)-3-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C16H19N5O, CAS 1797105-85-1](/s/NNTHZWYQSRZYEA-UHFFFAOYSA-N.svg)
1-(tert-Butyl)-3-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 1797105-85-1C16H19N5O
![[4-[6-(Aminomethyl)-4-pyrimidinyl]-1-piperazinyl]phenylmethanone chemical structure, C16H19N5O, CAS 2060557-48-2](/s/PGDIGHWWBTYERW-UHFFFAOYSA-N.svg)
[4-[6-(Aminomethyl)-4-pyrimidinyl]-1-piperazinyl]phenylmethanone
CAS 2060557-48-2C16H19N5O
![2-(Pyridin-3-yl)-1-[3-(1H-1,2,3-triazol-1-yl)-8-azabicyclo[3.2.1]octan-8-yl]ethan-1-one chemical structure, C16H19N5O, CAS 2195940-30-6](/s/PXOVMZOUMPUJRO-UHFFFAOYSA-N.svg)
2-(Pyridin-3-yl)-1-[3-(1H-1,2,3-triazol-1-yl)-8-azabicyclo[3.2.1]octan-8-yl]ethan-1-one
CAS 2195940-30-6C16H19N5O
![N-{1-[3-(Dimethylamino)benzoyl]azetidin-3-yl}pyrimidin-4-amine chemical structure, C16H19N5O, CAS 2097918-75-5](/s/ANIDRJXQVCWVTK-UHFFFAOYSA-N.svg)
N-{1-[3-(Dimethylamino)benzoyl]azetidin-3-yl}pyrimidin-4-amine
CAS 2097918-75-5C16H19N5O
![2-(Pyridin-3-yl)-N-{[1-(pyrimidin-2-yl)pyrrolidin-2-yl]methyl}acetamide chemical structure, C16H19N5O, CAS 2097895-05-9](/s/LDWLEPVXOUYAMD-UHFFFAOYSA-N.svg)
2-(Pyridin-3-yl)-N-{[1-(pyrimidin-2-yl)pyrrolidin-2-yl]methyl}acetamide
CAS 2097895-05-9C16H19N5O
![N-{1-[3-(Dimethylamino)benzoyl]azetidin-3-yl}pyridazin-3-amine chemical structure, C16H19N5O, CAS 2097890-04-3](/s/AROFCJGDZFTMFN-UHFFFAOYSA-N.svg)
N-{1-[3-(Dimethylamino)benzoyl]azetidin-3-yl}pyridazin-3-amine
CAS 2097890-04-3C16H19N5O
![1-Phenyl-3-{[1-(pyrimidin-2-yl)pyrrolidin-2-yl]methyl}urea chemical structure, C16H19N5O, CAS 2097859-77-1](/s/FMIOWAFZQKMIMR-UHFFFAOYSA-N.svg)
1-Phenyl-3-{[1-(pyrimidin-2-yl)pyrrolidin-2-yl]methyl}urea
CAS 2097859-77-1C16H19N5O
![2-[(1-{5H,6H,7H-Cyclopenta[d]pyrimidin-4-yl}azetidin-3-yl)methyl]-6-methyl-2,3-dihydropyridazin-3-one chemical structure, C16H19N5O, CAS 2200425-17-6](/s/JHVMLBOEHOPUQR-UHFFFAOYSA-N.svg)
2-[(1-{5H,6H,7H-Cyclopenta[d]pyrimidin-4-yl}azetidin-3-yl)methyl]-6-methyl-2,3-dihydropyridazin-3-one
CAS 2200425-17-6C16H19N5O
![1-(2-Methyl-1-{pyrido[3,4-d]pyrimidin-4-yl}-octahydropyrrolo[2,3-c]pyrrol-5-yl)ethan-1-one chemical structure, C16H19N5O, CAS 2549010-13-9](/s/KXYIRAQYEXUHLP-UHFFFAOYSA-N.svg)
1-(2-Methyl-1-{pyrido[3,4-d]pyrimidin-4-yl}-octahydropyrrolo[2,3-c]pyrrol-5-yl)ethan-1-one
CAS 2549010-13-9C16H19N5O
![2-[1-(1-Methyl-1H-pyrazole-4-carbonyl)-octahydropyrrolo[3,4-b]pyrrol-5-yl]pyridine chemical structure, C16H19N5O, CAS 2549066-15-9](/s/JQHSRCOEOGUDHX-UHFFFAOYSA-N.svg)
2-[1-(1-Methyl-1H-pyrazole-4-carbonyl)-octahydropyrrolo[3,4-b]pyrrol-5-yl]pyridine
CAS 2549066-15-9C16H19N5O
![N-[2-(3,5-Dimethylphenoxy)ethyl]-9-methyl-9H-purin-6-amine chemical structure, C16H19N5O, CAS 2549064-26-6](/s/YCBFLKVZXOTLKC-UHFFFAOYSA-N.svg)
N-[2-(3,5-Dimethylphenoxy)ethyl]-9-methyl-9H-purin-6-amine
CAS 2549064-26-6C16H19N5O
N-(3,4-Dimethylphenyl)-9-(2-methoxyethyl)-9H-purin-6-amine
CAS 2415644-90-3C16H19N5O
N-(2,3-Dimethylphenyl)-9-(2-methoxyethyl)-9H-purin-6-amine
CAS 2640968-68-7C16H19N5O
- N-(4-Ethylphenyl)-9-(2-methoxyethyl)-9H-purin-6-amine2640957-96-4C16H19N5O
- N-Cyclohexyl-N'-[2-(pyridin-4-yl)pyrimidin-4-yl]urea61310-14-3C16H19N5O
- N-[4-[(4-Aminophenyl)amino]-2-pyridinyl]-1-pyrrolidinecarboxamide864245-37-4C16H19N5O
- 1'-(2-Methoxyethyl)-4-methyl-1-phenyl-[3,4'-bi-1H-pyrazol]-5-amine1414570-16-3C16H19N5O
- 5-[(4-Aminophenyl)methyl]-1,7a-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one1188264-01-8C16H19N5O
- 3-[4-(Aminomethyl)phenyl]-N-(2-methoxyethyl)pyrazolo[1,5-a]pyrimidin-5-amine1454556-11-6C16H19N5O
- 1-(3-Methylphenyl)-2-(4-oxo-5,6,7,8-tetrahydro-1H-quinazolin-2-yl)guanidineC16H19N5O
- 4-(1-Methyl-3-(7-methyl-1H-indol-3-yl)-1H-1,2,4-triazol-5-yl)morpholine1567302-80-0C16H19N5O
- N-[2-Methoxy-2-(2-methylphenyl)ethyl]-9-methyl-9H-purin-6-amine2379972-72-0C16H19N5O
- N-Phenyl-3-(1H-1,2,3-triazol-1-yl)-8-azabicyclo[3.2.1]octane-8-carboxamide2320574-07-8C16H19N5O
- N-[2-Methoxy-2-(2-methylphenyl)ethyl]-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine2380166-85-6C16H19N5O
- 1-(1-{[3-(Propan-2-yl)-1,2,4-oxadiazol-5-yl]methyl}azetidin-3-yl)-1H-1,3-benzodiazole2380084-97-7C16H19N5O
- 2-{Methyl[1-(6-phenylpyridazin-3-yl)azetidin-3-yl]amino}acetamide2380078-61-3C16H19N5O
- 6-Cyclopropyl-N-{[2-(dimethylamino)pyridin-4-yl]methyl}pyrimidine-4-carboxamide2415532-85-1C16H19N5O
- 5-(5-Cyanopyridin-2-yl)-N-(prop-2-en-1-yl)-octahydropyrrolo[3,4-c]pyrrole-2-carboxamide2415621-18-8C16H19N5O
- 9-(2-Methoxyethyl)-N-[(4-methylphenyl)methyl]-9H-purin-6-amine2640959-69-7C16H19N5O
- N-Cyclopropyl-1-{pyrido[3,4-d]pyrimidin-4-yl}piperidine-3-carboxamide2877664-63-4C16H19N5O
- N-[(4-Methoxyphenyl)methyl]-N,1,6-trimethyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine2877644-28-3C16H19N5O
- 9-(2-Methoxyethyl)-N-(1-phenylethyl)-9H-purin-6-amine2877650-69-4C16H19N5O
- 9-Ethyl-N-[2-(4-methoxyphenyl)ethyl]-9H-purin-6-amine2877717-77-4C16H19N5O
- 9-Ethyl-N-[2-(3-methoxyphenyl)ethyl]-9H-purin-6-amine2877763-23-8C16H19N5O
- N-(2,4-Dimethylphenyl)-9-(2-methoxyethyl)-9H-purin-6-amine2415644-43-6C16H19N5O
- N-(2,5-Dimethylphenyl)-9-(2-methoxyethyl)-9H-purin-6-amine2415644-95-8C16H19N5O
- N-(2-Ethylphenyl)-9-(2-methoxyethyl)-9H-purin-6-amine2877765-48-3C16H19N5O
- 1-Methyl-5-({1-[(1-methyl-1H-pyrazol-4-yl)methyl]aziridin-2-yl}methoxy)-1H-1,3-benzodiazole2418672-67-8C16H19N5O
- [4-(5-Aminopyridazin-4-yl)phenyl]-(4-methylpiperazin-1-yl)methanone1628869-70-4C16H19N5O
- 1-(6-(4-Methoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)-2-methylpropan-1-amine1706439-32-8C16H19N5O
- 5-(2-Methoxy-3-pyridinyl)-3-methyl-1-propan-2-ylpyrazolo[4,5-b]pyridin-7-amine2170894-57-0C16H19N5O
- 6-(Cyclohexylamino)-5-(2-phenylhydrazinylidene)pyrimidin-4(5H)-one61667-12-7C16H19N5O
- N-[2-Methoxy-2-(2-methylphenyl)ethyl]-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine2380171-30-0C16H19N5O
- 3-Cyclopropyl-6-{[1-(pyrazin-2-yl)pyrrolidin-3-yl]methoxy}pyridazine2549004-17-1C16H19N5O
- 3-Cyclopropyl-6-{[1-(pyrimidin-2-yl)pyrrolidin-3-yl]methoxy}pyridazine2549033-95-4C16H19N5O
- N-Methyl-N-[1-(pyrazine-2-carbonyl)piperidin-4-yl]pyridin-2-amine2742041-84-3C16H19N5O
- 9-Ethyl-N-[2-(2-methoxyphenyl)ethyl]-9H-purin-6-amine2640898-32-2C16H19N5O
- 1-(3,5-Dimethylphenyl)-3-[1-(pyrazin-2-yl)azetidin-3-yl]urea2415530-76-4C16H19N5O
- 3-(Dimethylamino)-N-[1-(pyrazin-2-yl)azetidin-3-yl]benzamide2415512-37-5C16H19N5O
- 3-Methyl-3-[1-(6-methylpyridazin-3-yl)azetidin-3-yl]-1-phenylurea2415490-69-4C16H19N5O
- N-(1-{Pyrido[2,3-d]pyrimidin-4-yl}piperidin-3-yl)cyclopropanecarboxamide2741900-36-5C16H19N5O
- N-(1-{Pyrido[3,4-d]pyrimidin-4-yl}piperidin-3-yl)cyclopropanecarboxamide2742028-50-6C16H19N5O
- N-[2-(4-Methoxyphenyl)ethyl]-N,5-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine2741944-25-0C16H19N5O
- N-[2-(4-Methoxyphenyl)ethyl]-N,7-dimethyl-7H-purin-6-amine2742051-85-8C16H19N5O
- 2-Cyclopropyl-4-{3-[(pyrazin-2-yloxy)methyl]pyrrolidin-1-yl}pyrimidine2770613-48-2C16H19N5O
- 6-Benzyl-4-(oxan-4-yl)-1H,6H-[1,2]diazolo[3,4-c]pyrazol-3-amine2138110-59-3C16H19N5O
- 4-Cyclopropyl-6-{3-[(pyrazin-2-yloxy)methyl]pyrrolidin-1-yl}pyrimidine2770613-53-9C16H19N5O
- 6-(2-Cyclopropyl-6-methylpyrimidin-4-yl)-2-methyl-3H,4H,5H,6H,7H,8H-pyrido[4,3-d]pyrimidin-4-one3054618-69-5C16H19N5O
- 2-Methyl-6-(5,6,7,8-tetrahydroquinazolin-4-yl)-3H,4H,5H,6H,7H,8H-pyrido[4,3-d]pyrimidin-4-one3054629-35-2C16H19N5O
- 2-Methyl-6-{2-methyl-5H,6H,7H-cyclopenta[d]pyrimidin-4-yl}-3H,4H,5H,6H,7H,8H-pyrido[4,3-d]pyrimidin-4-one3054629-37-4C16H19N5O
- 1-(4-Azidopiperidin-1-yl)-2-(1-methyl-1H-indol-3-yl)ethan-1-one3054584-55-0C16H19N5O
- 1-(1-{Pyrido[3,4-d]pyrimidin-4-yl}azetidine-3-carbonyl)piperidine3054627-32-3C16H19N5O
- 1-Methyl-4-{[3-(pyrimidin-2-yl)-3,6-diazabicyclo[3.1.1]heptan-6-yl]methyl}-1,2-dihydropyridin-2-one3054631-64-7C16H19N5O
- 6-[(2-Methoxypyridin-4-yl)methyl]-3-(pyrimidin-2-yl)-3,6-diazabicyclo[3.1.1]heptane3054536-48-7C16H19N5O
- 1-Piperazineacetamide, N,4-di-2-pyridinyl-860640-83-1C16H19N5O
- 1-[4-[5-(2-Methylphenyl)-1,2,4-triazin-3-yl]piperazin-1-yl]ethanone1820941-60-3C16H19N5O
- 1-(4-Isopropylbenzyl)-4-methoxy-1H-pyrazolo[3,4-d]pyrimidin-6-amine2995344-50-6C16H19N5O
Frequently asked questions
What is the molar mass of C16H19N5O?
The molar mass of C16H19N5O is 297.36 g/mol, calculated from standard atomic weights for 16 carbon atoms, 19 hydrogen atoms, 5 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 297.1590 Da.
How many compounds have the formula C16H19N5O?
CompoundList lists 178 compounds with the molecular formula C16H19N5O, including N-{1-[3-(Dimethylamino)benzoyl]azetidin-3-yl}pyrazin-2-amine, 8-(5-Methylpyrazine-2-carbonyl)-3-(1H-pyrazol-1-yl)-8-azabicyclo[3.2.1]octane, N-[(Z)-[(4,6-Dimethylpyrimidin-2-yl)amino][(4-methylphenyl)amino]methylidene]acetamide. 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 C16H19N5O?
C16H19N5O 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.