Molecular formula
C16H21N5O2
225 compounds have this formula on CompoundList.
- Molar mass
- 315.38g/mol
- Monoisotopic mass
- 315.1695Da
- Atoms
- 44
- Elements
- 4
- Rings plus double bonds
- 9
The formula C16H21N5O2 describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms and 2 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 × 1660.94%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 216.71%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 522.21%14.007 × 5 = 70.035 g/mol
- O Oxygen × 210.15%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C16H21N5O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 225 compounds
2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)-N-(2-(3,5-dimethyl-1H-pyrazol-1-yl)ethyl)acetamide
CAS 2034367-33-2C16H21N5O2
1-((2-(1-Methyl-1H-pyrazol-4-yl)pyridin-4-yl)methyl)-3-(tetrahydro-2H-pyran-4-yl)urea
CAS 2034309-74-3C16H21N5O2
N-(2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)ethyl)-1,3,5-trimethyl-1H-pyrazole-4-carboxamide
CAS 2034386-96-2C16H21N5O2
1,3-Dimethyl-N-(2-(3-oxo-5,6,7,8-tetrahydrocinnolin-2(3H)-yl)ethyl)-1H-pyrazole-5-carboxamide
CAS 2097915-37-0C16H21N5O2
![1,3,5-Trimethyl-N-(2-(3-oxo-3,5,6,7-tetrahydro-2H-cyclopenta[c]pyridazin-2-yl)ethyl)-1H-pyrazole-4-carboxamide chemical structure, C16H21N5O2, CAS 2097914-34-4](/s/SFQQOMDZNRDQJB-UHFFFAOYSA-N.svg)
1,3,5-Trimethyl-N-(2-(3-oxo-3,5,6,7-tetrahydro-2H-cyclopenta[c]pyridazin-2-yl)ethyl)-1H-pyrazole-4-carboxamide
CAS 2097914-34-4C16H21N5O2
![1-Methyl-3-(4-{[(6-methylpyrimidin-4-yl)oxy]methyl}piperidin-1-yl)-1,2-dihydropyrazin-2-one chemical structure, C16H21N5O2, CAS 2319805-57-5](/s/LXGRUUOAAIVOKW-UHFFFAOYSA-N.svg)
1-Methyl-3-(4-{[(6-methylpyrimidin-4-yl)oxy]methyl}piperidin-1-yl)-1,2-dihydropyrazin-2-one
CAS 2319805-57-5C16H21N5O2
3-Methyl-6-(4-(((6-methylpyrimidin-4-yl)oxy)methyl)piperidin-1-yl)pyrimidin-4(3H)-one
CAS 2320222-10-2C16H21N5O2
![4,5-Dimethyl-6-{[1-(1H-pyrazole-4-carbonyl)piperidin-4-yl]methoxy}pyrimidine chemical structure, C16H21N5O2, CAS 2320524-08-9](/s/QHLHHOKLPMFBTR-UHFFFAOYSA-N.svg)
4,5-Dimethyl-6-{[1-(1H-pyrazole-4-carbonyl)piperidin-4-yl]methoxy}pyrimidine
CAS 2320524-08-9C16H21N5O2
![N-(3-Methyl-1-(4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[d]pyrimidin-2-yl)-1H-pyrazol-5-yl)pentanamide chemical structure, C16H21N5O2, CAS 1003799-17-4](/s/CMHMYFJEHICMJR-UHFFFAOYSA-N.svg)
N-(3-Methyl-1-(4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[d]pyrimidin-2-yl)-1H-pyrazol-5-yl)pentanamide
CAS 1003799-17-4C16H21N5O2
N-(3-Cyclopropyl-1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)pentanamide
CAS 1207043-41-1C16H21N5O2
![tert-Butyl 3-(3-aminophenyl)-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-7-carboxylate chemical structure, C16H21N5O2, CAS 2792200-98-5](/s/PUCOFWWZQFEIIB-UHFFFAOYSA-N.svg)
tert-Butyl 3-(3-aminophenyl)-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-7-carboxylate
CAS 2792200-98-5C16H21N5O2
N-(4-Methoxybenzyl)-1-(1H-tetrazol-1-yl)cyclohexanecarboxamide
CAS 1212319-51-1C16H21N5O2
4-(5-(5-(Pyrrolidin-1-ylmethyl)-1,2,4-oxadiazol-3-yl)pyridin-2-yl)morpholine
CAS 1251682-88-8C16H21N5O2
![4-(2-Methylcyclohexylamino)pyrrolo[1,2-b]pyridazine-3,7-dicarboxamide chemical structure, C16H21N5O2, CAS 1263419-68-6](/s/ISPHYAPUUNBDJI-UHFFFAOYSA-N.svg)
4-(2-Methylcyclohexylamino)pyrrolo[1,2-b]pyridazine-3,7-dicarboxamide
CAS 1263419-68-6C16H21N5O2
N-(2,2-Dimethyltetrahydro-2H-pyran-4-yl)-4-methyl-3-(1H-tetrazol-1-yl)benzamide
CAS 1282111-74-3C16H21N5O2
N~1~,N~4~-Dicyanobenzene-1,4-dicarboxamide--N,N-diethylethanamine (1/1)
CAS 53712-52-0C16H21N5O2
3-(5-Aminopyrimidin-2-ylamino)-N-(2-hydroxyethyl)-N-isopropylbenzamide
CAS 910905-19-0C16H21N5O2
![1-[4-Amino-2-(ethoxymethyl)-1H-imidazo[4,5-c][1,5]naphthyridin-1-yl]-2-methylpropan-2-ol chemical structure, C16H21N5O2, CAS 862844-47-1](/s/FVHQMODUIGOFJT-UHFFFAOYSA-N.svg)
1-[4-Amino-2-(ethoxymethyl)-1H-imidazo[4,5-c][1,5]naphthyridin-1-yl]-2-methylpropan-2-ol
CAS 862844-47-1C16H21N5O2
4-((4,6-Dimethylpyrimidin-2-yl)amino)-N-(6-methoxypyridin-3-yl)butanamide
CAS 1435978-44-1C16H21N5O2
![N-[2,4-Bis(dimethylamino)pyrimidin-5-yl]-4-methoxybenzamide chemical structure, C16H21N5O2, CAS 1448124-96-6](/s/FCOUUOHGATYXBL-UHFFFAOYSA-N.svg)
N-[2,4-Bis(dimethylamino)pyrimidin-5-yl]-4-methoxybenzamide
CAS 1448124-96-6C16H21N5O2
![N-[2,4-Bis(dimethylamino)pyrimidin-5-yl]-2-phenoxyacetamide chemical structure, C16H21N5O2, CAS 1448136-35-3](/s/CQDNHHPNEFJEGG-UHFFFAOYSA-N.svg)
N-[2,4-Bis(dimethylamino)pyrimidin-5-yl]-2-phenoxyacetamide
CAS 1448136-35-3C16H21N5O2
5-(6-Ethoxy-5-morpholinopyridazin-3-yl)-6-methylpyridin-3-amine
CAS 1985619-58-6C16H21N5O2
![5-[4-(6-Cyclopropylpyridazin-3-yl)piperazine-1-carbonyl]pyrrolidin-2-one chemical structure, C16H21N5O2, CAS 2034205-00-8](/s/HUHXHNNSWHNLKN-UHFFFAOYSA-N.svg)
5-[4-(6-Cyclopropylpyridazin-3-yl)piperazine-1-carbonyl]pyrrolidin-2-one
CAS 2034205-00-8C16H21N5O2
![3-[(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)methyl]-1-(1-methyl-1H-pyrazole-5-carbonyl)piperidine chemical structure, C16H21N5O2, CAS 2034537-07-8](/s/SUQLTJVRCVTHPC-UHFFFAOYSA-N.svg)
3-[(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)methyl]-1-(1-methyl-1H-pyrazole-5-carbonyl)piperidine
CAS 2034537-07-8C16H21N5O2
- (E)-2-(5-Amino-1,3-dihydropyrazole-2-carbonyl)-3-[1-(2-methoxyethyl)-2,5-dimethylpyrrol-3-yl]prop-2-enenitrile2173630-69-6C16H21N5O2
- 4-Methoxy-2-(4-{[(6-methylpyridazin-3-yl)oxy]methyl}piperidin-1-yl)pyrimidine2320889-56-1C16H21N5O2
- 3-Methyl-6-(4-{[(6-methylpyridazin-3-yl)oxy]methyl}piperidin-1-yl)-3,4-dihydropyrimidin-4-one2309191-43-1C16H21N5O2
- tert-Butyl 3-(6-methyl-2-pyridinyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazine-7-carboxylate1682610-24-7C16H21N5O2
- 6-Methyl-1-propan-2-yl-N-[2-(prop-2-enoylamino)ethyl]pyrazolo[3,4-b]pyridine-5-carboxamide2201353-27-5C16H21N5O2
- N-[2-(2-Cyanoethyl)-5-methylpyrazol-3-yl]-1-prop-2-enoylpiperidine-4-carboxamide2361705-58-8C16H21N5O2
- N-Ethyl-N-[2-oxo-2-[(1-propan-2-ylpyrazolo[3,4-b]pyridin-5-yl)amino]ethyl]prop-2-enamide2361863-27-4C16H21N5O2
- 5,6-Dimethyl-3-(2-{3-[(4-methyl-1H-pyrazol-1-yl)methyl]azetidin-1-yl}-2-oxoethyl)-3,4-dihydropyrimidin-4-one2549021-36-3C16H21N5O2
- 1-{2-tert-Butylimidazo[1,2-b]pyridazine-6-carbonyl}pyrrolidine-2-carboxamide2548974-95-2C16H21N5O2
- 6-Cyclopropyl-2-{4-[(3-methyl-1,2-oxazol-5-yl)methyl]piperazin-1-yl}-3,4-dihydropyrimidin-4-one2640898-49-1C16H21N5O2
- 6-Cyclopropyl-2-{4-[(5-methyl-1,2-oxazol-3-yl)methyl]piperazin-1-yl}-3,4-dihydropyrimidin-4-one2640885-94-3C16H21N5O2
- 4-{3-Methyl-3H-imidazo[4,5-b]pyridin-2-yl}-2-(pyrrolidine-1-carbonyl)morpholine2640818-23-9C16H21N5O2
- 4-{7-Methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl}-2-(pyrrolidine-1-carbonyl)morpholine2640970-24-5C16H21N5O2
- 4-(5-(5-(Piperidin-3-yl)-1,3,4-oxadiazol-2-yl)pyridin-2-yl)morpholine2819277-19-3C16H21N5O2
- 1-(1-(2-Oxohexahydropyrimidin-5-yl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one203720-06-3C16H21N5O2
- N-((1-Allyl-3-pyrrolidinyl)methyl)-5-methoxy-1H-benzotriazole-6-carboxamide93414-58-5C16H21N5O2
- tert-Butyl 4-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-3,6-dihydropyridine-1(2H)-carboxylate937048-04-9C16H21N5O2
- tert-Butyl {4-[(4-aminopyrimidin-2-yl)amino]benzyl}carbamate1211569-44-6C16H21N5O2
- N-(Cyclopentylmethyl)-6-methoxy-5-(4-methyl-1H-imidazol-1-yl)-2-pyrazinecarboxamide1294002-35-9C16H21N5O2
- N-Pyridin-3-yl-3-(1,3,5-trimethylpyrazol-4-yl)morpholine-4-carboxamide1444111-04-9C16H21N5O2
- 1-(2-(4-Phenylpiperazin-1-yl)propyl)-1H-1,2,3-triazole-4-carboxylic acid1707734-88-0C16H21N5O2
- 2-(3-{[2-(3-Methyl-1H-1,2,4-triazol-5-yl)pyrrolidin-1-yl]carbonyl}phenoxy)ethanamine2108692-80-2C16H21N5O2
- Benzyl N-{[5-(piperidin-4-yl)-1H-1,2,4-triazol-3-yl]methyl}carbamate2044714-24-9C16H21N5O2
- 4-[4-Methyl-6-[(5-methyl-1H-pyrazol-3-yl)amino]-2-pyrimidinyl]cyclohexanecarboxylic acid2097133-22-5C16H21N5O2
- 4-(1-{7H-Pyrrolo[2,3-D]pyrimidin-4-YL}piperidine-4-carbonyl)morpholine2194373-50-5C16H21N5O2
- 3-Amino-1-[[6-(1-pyrrolidinyl)-3-pyridinyl]methyl]-1H-pyrazole-4-carboxylic acid ethyl ester1933495-86-3C16H21N5O2
- tert-Butyl 3-(3-methyl-2-pyridinyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazine-7-carboxylate1682610-27-0C16H21N5O2
- 2-{[1-(1,3-Dimethyl-1H-pyrazole-5-carbonyl)piperidin-3-yl]methoxy}pyrimidine2380059-83-4C16H21N5O2
- 2-{[1-(1,3-Dimethyl-1H-pyrazole-5-carbonyl)piperidin-4-yl]methoxy}pyrimidine2379978-57-9C16H21N5O2
- 2-Methyl-4-{[1-(1-methyl-1H-1,2,3-triazole-4-carbonyl)piperidin-3-yl]methoxy}pyridine2379975-45-6C16H21N5O2
- 4-{[1-(1H-Imidazole-4-carbonyl)piperidin-4-yl]methoxy}-5,6-dimethylpyrimidine2379986-31-7C16H21N5O2
- 1-[1-(4-Ethoxyphenyl)-1H-1,2,3-triazole-4-carbonyl]piperidin-4-amine2309538-29-0C16H21N5O2
- 3-{4-[(5-Ethylpyrimidin-2-yl)oxy]piperidin-1-yl}-1-methyl-1,2-dihydropyrazin-2-one2380094-85-7C16H21N5O2
- 2-{4-[(5-Ethylpyrimidin-2-yl)oxy]piperidin-1-yl}-4-methoxypyrimidine2380100-70-7C16H21N5O2
- 3-Cyclopropyl-1-[1-(6-methylpyrimidin-4-yl)piperidin-4-yl]imidazolidine-2,4-dione2549055-96-9C16H21N5O2
- 3-Cyclopropyl-1-[1-(4-methylpyrimidin-2-yl)piperidin-4-yl]imidazolidine-2,4-dione2549011-84-7C16H21N5O2
- 3-[1-(5-Methoxypyrimidin-2-yl)piperidin-4-yl]oxy-2,5-dimethylpyrazine2742013-81-4C16H21N5O2
- 1-(3-Cyanopyrazin-2-yl)-N-(oxan-4-yl)piperidine-3-carboxamide2877687-93-7C16H21N5O2
- 1-(4-Cyanopyrimidin-2-yl)-N-(oxan-4-yl)piperidine-3-carboxamide2877660-00-7C16H21N5O2
- 4-(1-{Pyrazolo[1,5-a]pyrimidin-5-yl}piperidine-4-carbonyl)morpholine2877672-04-1C16H21N5O2
- 5-Methoxy-2-(4-{[(3-methylpyrazin-2-yl)oxy]methyl}piperidin-1-yl)pyrimidine2877688-79-2C16H21N5O2
- 4-Methoxy-6-(4-{[(3-methylpyrazin-2-yl)oxy]methyl}piperidin-1-yl)pyrimidine2877719-45-2C16H21N5O2
- 4-Methoxy-2-(4-{[(3-methylpyrazin-2-yl)oxy]methyl}piperidin-1-yl)pyrimidine2877721-84-9C16H21N5O2
- 4-(1-{Pyrazolo[1,5-a]pyrazin-4-yl}piperidine-4-carbonyl)morpholine2877640-51-0C16H21N5O2
- 4-(1-{3-Methyl-3H-imidazo[4,5-b]pyridin-2-yl}pyrrolidine-3-carbonyl)morpholine2877640-54-3C16H21N5O2
- 4-(1-{7-Methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl}pyrrolidine-3-carbonyl)morpholine2877637-35-7C16H21N5O2
- N-(3-Methyl-1,2-oxazol-5-yl)-2-[4-(pyridin-2-ylmethyl)piperazin-1-yl]acetamide3030819-42-9C16H21N5O2
- 1H-Benzimidazole-1-carboxylic acid,5-[(4,5-dihydro-1H-imidazol-2-yl)amino]-4-methyl-,1,1-dimethylethyl ester170918-17-9C16H21N5O2
- 5-(5-Ethoxy-6-morpholin-4-ylpyrazin-2-yl)-6-methylpyridin-3-amine1800400-32-1C16H21N5O2
- 3,4-Bis(dimethylamino)-6-[2-(5-methoxypyridin-2-yl)hydrazinylidene]cyclohexa-2,4-dien-1-one143628-62-0C16H21N5O2
- tert-Butyl (6-(5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridin-3-yl)pyridin-2-yl)carbamate2258659-82-2C16H21N5O2
- 3-{[1-(1,3-Dimethyl-1H-pyrazole-5-carbonyl)pyrrolidin-3-yl]methoxy}-6-methylpyridazine2549025-35-4C16H21N5O2
- 4-({Imidazo[1,2-b]pyridazin-6-yloxy}methyl)-N-(prop-2-en-1-yl)piperidine-1-carboxamide2549012-28-2C16H21N5O2
- N-Cyclopropyl-4-{2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-yl}morpholine-2-carboxamide2741945-59-3C16H21N5O2
- 1-{2-Methylimidazo[1,2-b]pyridazin-6-yl}-4-(oxolane-2-carbonyl)piperazine2742047-57-8C16H21N5O2
- 4-(1-{Pyrazolo[1,5-a]pyrazin-4-yl}piperidine-3-carbonyl)morpholine2742048-39-9C16H21N5O2
- Ethyl 4-{2-cyclopropylpyrazolo[1,5-a]pyrazin-4-yl}piperazine-1-carboxylate2640862-09-3C16H21N5O2
- N,5-dimethyl-N-[1-(5-methyl-1,2-oxazole-3-carbonyl)piperidin-3-yl]pyrimidin-2-amine2640843-55-4C16H21N5O2
- 2-(3,5-Dimethyl-1,2-oxazol-4-yl)-N-methyl-N-[1-(6-methylpyridazin-3-yl)azetidin-3-yl]acetamide2415530-92-4C16H21N5O2
- 4-Methoxy-2-{5-[(5-methyl-1,2-oxazol-3-yl)methyl]-octahydropyrrolo[3,4-c]pyrrol-2-yl}pyrimidine2415582-97-5C16H21N5O2
- 4-{5-Methylpyrazolo[1,5-a]pyrimidin-7-yl}-2-(pyrrolidine-1-carbonyl)morpholine2742032-63-7C16H21N5O2
- 4-(1-{Imidazo[1,2-b]pyridazin-6-yl}piperidine-3-carbonyl)morpholine2742056-98-8C16H21N5O2
- 4-(1-{Pyrazolo[1,5-a]pyrimidin-5-yl}piperidine-3-carbonyl)morpholine2742025-77-8C16H21N5O2
- 2-(Piperidine-1-carbonyl)-4-{7H-pyrrolo[2,3-d]pyrimidin-4-yl}morpholine2742048-55-9C16H21N5O2
- 2-(Piperidine-1-carbonyl)-4-{pyrazolo[1,5-a]pyrimidin-5-yl}morpholine2741953-95-5C16H21N5O2
- 3-(2-{3-[(2-Ethyl-1H-imidazol-1-yl)methyl]azetidin-1-yl}-2-oxoethyl)-6-methyl-3,4-dihydropyrimidin-4-one2742048-27-5C16H21N5O2
- 6-{4-[(3,6-Dimethylpyrazin-2-yl)oxy]piperidin-1-yl}-3-methyl-3,4-dihydropyrimidin-4-one2742032-83-1C16H21N5O2
- 2-{4-[(3,6-Dimethylpyrazin-2-yl)oxy]piperidin-1-yl}-4-methoxypyrimidine2741954-67-4C16H21N5O2
- 3-{[1-(6-Methoxypyrimidin-4-yl)piperidin-4-yl]oxy}-2,5-dimethylpyrazine2741907-83-3C16H21N5O2
- 4-{3-[(5-Methoxypyrimidin-2-yl)oxy]pyrrolidin-1-yl}-2-(propan-2-yl)pyrimidine2741955-07-5C16H21N5O2
- 3-Cyclopropyl-1-[1-(5-methylpyrimidin-2-yl)piperidin-4-yl]imidazolidine-2,4-dione2770630-73-2C16H21N5O2
- 2,4-Dimethoxy-6-[4-(2-methylphenyl)piperazin-1-yl]-1,3,5-triazine2770585-45-8C16H21N5O2
- 2-({1-[(5-Cyclopropyl-1,3,4-oxadiazol-2-yl)methyl]piperidin-3-yl}methoxy)pyrazine2770611-25-9C16H21N5O2
- N-(Prop-2-en-1-yl)-2-(4-{pyrazolo[1,5-a]pyrimidin-5-yloxy}piperidin-1-yl)acetamide2770626-89-4C16H21N5O2
- N-Cyclopropyl-2-(4-{pyrazolo[1,5-a]pyrimidin-5-yloxy}piperidin-1-yl)acetamide2770584-96-6C16H21N5O2
- 6-Amino-5-(2-methoxy-5-methylphenyl)-2-(piperazin-1-yl)-3,4-dihydropyrimidin-4-one2171968-41-3C16H21N5O2
Frequently asked questions
What is the molar mass of C16H21N5O2?
The molar mass of C16H21N5O2 is 315.38 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 315.1695 Da.
How many compounds have the formula C16H21N5O2?
CompoundList lists 225 compounds with the molecular formula C16H21N5O2, including 2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)-N-(2-(3,5-dimethyl-1H-pyrazol-1-yl)ethyl)acetamide, 1-((2-(1-Methyl-1H-pyrazol-4-yl)pyridin-4-yl)methyl)-3-(tetrahydro-2H-pyran-4-yl)urea, N-(2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)ethyl)-1,3,5-trimethyl-1H-pyrazole-4-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 C16H21N5O2?
C16H21N5O2 has a degree of unsaturation of 9. 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.