Molecular formula
C16H21N3O2
527 compounds have this formula on CompoundList.
- Molar mass
- 287.36g/mol
- Monoisotopic mass
- 293.2010Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 8
The formula C16H21N3O2 describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 3 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 × 1666.88%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 217.37%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 314.62%14.007 × 3 = 42.021 g/mol
- O Oxygen × 211.14%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C16H21N3O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 527 compounds
1-(2-(Indolin-1-yl)-2-oxoethyl)piperidine-4-carboxamide
CAS 941881-49-8C16H21N3O2
3-(3,5-Dimethyl-1H-pyrazol-1-yl)-N-(4-methoxyphenyl)butanamide
CAS 957507-11-8C16H21N3O2
![2-[2-(Hydroxymethyl)benzimidazolyl]-1-(4-methylpiperidyl)ethan-1-one chemical structure, C16H21N3O2, CAS 942842-60-6](/s/GTMSMZRFLMCEAH-UHFFFAOYSA-N.svg)
2-[2-(Hydroxymethyl)benzimidazolyl]-1-(4-methylpiperidyl)ethan-1-one
CAS 942842-60-6C16H21N3O2
![3-{[2-(Aminomethyl)phenyl]methyl}-1,3-diazaspiro[4.5]decane-2,4-dione chemical structure, C16H21N3O2, CAS 1016763-30-6](/s/IZYWBJVSGJJGGZ-UHFFFAOYSA-N.svg)
3-{[2-(Aminomethyl)phenyl]methyl}-1,3-diazaspiro[4.5]decane-2,4-dione
CAS 1016763-30-6C16H21N3O2
![tert-Butyl 6-amino-3,4-dihydro-1H-pyrido[4,3-b]indole-2(5H)-carboxylate chemical structure, C16H21N3O2, CAS 313369-40-3](/s/QIGHHQYLULYKDA-UHFFFAOYSA-N.svg)
tert-Butyl 6-amino-3,4-dihydro-1H-pyrido[4,3-b]indole-2(5H)-carboxylate
CAS 313369-40-3C16H21N3O2
N,N-Bis(2-methoxyethyl)-6-phenylpyrimidin-4-amine
CAS 1203274-94-5C16H21N3O2
![2-(4-Ethoxyphenyl)-N-[2-(2-methyl-1H-imidazol-1-yl)ethyl]acetamide chemical structure, C16H21N3O2, CAS 1286725-41-4](/s/OTDKHAJLDAPHGS-UHFFFAOYSA-N.svg)
2-(4-Ethoxyphenyl)-N-[2-(2-methyl-1H-imidazol-1-yl)ethyl]acetamide
CAS 1286725-41-4C16H21N3O2
1-(3-(4-Phenylpiperazine-1-carbonyl)azetidin-1-yl)ethanone
CAS 1334370-79-4C16H21N3O2
![tert-Butyl 3-(5-methyl-1H-benzo[D]imidazol-2-yl)azetidine-1-carboxylate chemical structure, C16H21N3O2, CAS 1350356-12-5](/s/RNXWKYYAGFSNOV-UHFFFAOYSA-N.svg)
tert-Butyl 3-(5-methyl-1H-benzo[D]imidazol-2-yl)azetidine-1-carboxylate
CAS 1350356-12-5C16H21N3O2
![Benzyl N-[4-amino-1-(cyanomethyl)cyclohexyl]carbamate chemical structure, C16H21N3O2, CAS 1656989-86-4](/s/URBDDFWRFPPDQQ-UHFFFAOYSA-N.svg)
Benzyl N-[4-amino-1-(cyanomethyl)cyclohexyl]carbamate
CAS 1656989-86-4C16H21N3O2
![6-Methyl-2-{[4-(pentyloxy)phenyl]amino}pyrimidin-4(3H)-one chemical structure, C16H21N3O2, CAS 1170888-39-7](/s/FWMKRVVBRYRIHH-UHFFFAOYSA-N.svg)
6-Methyl-2-{[4-(pentyloxy)phenyl]amino}pyrimidin-4(3H)-one
CAS 1170888-39-7C16H21N3O2
tert-Butyl 3-indazol-1-ylpyrrolidine-1-carboxylate
CAS 2702457-70-1C16H21N3O2
tert-Butyl 3-indazol-2-ylpyrrolidine-1-carboxylate
CAS 2708282-40-8C16H21N3O2
Indole, 3-(hexahydro-1(2H)-azocinylmethyl)-6-nitro-
CAS 101831-99-6C16H21N3O2
![8-Methyl-3-[(phenylamino)methyl]-1,3-diazaspiro[4.5]decane-2,4-dione chemical structure, C16H21N3O2, CAS 736-83-4](/s/QYPKNFMCEWYBNO-UHFFFAOYSA-N.svg)
8-Methyl-3-[(phenylamino)methyl]-1,3-diazaspiro[4.5]decane-2,4-dione
CAS 736-83-4C16H21N3O2
2,2-Dimorpholin-4-yl-2-phenylacetonitrile
CAS 64906-31-6C16H21N3O2
9H-Pyrido(3,4-b)indol-1(2H)-one, 3,4-dihydro-9-(2-(dimethylamino)ethyl)-7-methoxy-
CAS 54188-34-0C16H21N3O2
![N'-[(3E)-2-Oxo-1,2-dihydro-3H-indol-3-ylidene]octanehydrazide chemical structure, C16H21N3O2, CAS 392741-63-8](/s/NXZIEXHBSWZELY-UHFFFAOYSA-N.svg)
N'-[(3E)-2-Oxo-1,2-dihydro-3H-indol-3-ylidene]octanehydrazide
CAS 392741-63-8C16H21N3O2
Ethyl 4-amino-5-mesityl-1-methyl-1H-pyrazole-3-carboxylate
CAS 203870-53-5C16H21N3O2
![1-Azaperhydroepinyl-2-[2-(hydroxymethyl)benzimidazolyl]ethan-1-one chemical structure, C16H21N3O2, CAS 942842-52-6](/s/VUTXRAXTFCIECF-UHFFFAOYSA-N.svg)
1-Azaperhydroepinyl-2-[2-(hydroxymethyl)benzimidazolyl]ethan-1-one
CAS 942842-52-6C16H21N3O2
2-(5,6-Dimethyl-1H-benzimidazol-1-yl)-N-(tetrahydrofuran-2-ylmethyl)acetamide
CAS 955297-41-3C16H21N3O2
![N-(Propan-2-yl)-2-[2-(tetrahydrofuran-2-yl)-1H-benzimidazol-1-yl]acetamide chemical structure, C16H21N3O2, CAS 955273-08-2](/s/LOGAXTGJZXRVHB-UHFFFAOYSA-N.svg)
N-(Propan-2-yl)-2-[2-(tetrahydrofuran-2-yl)-1H-benzimidazol-1-yl]acetamide
CAS 955273-08-2C16H21N3O2
![4-{2-[6-(Methyloxy)-1,5-naphthyridin-4-yl]ethyl}-4-piperidinol chemical structure, C16H21N3O2, CAS 495415-67-3](/s/DUHFIVKIHAGKTI-UHFFFAOYSA-N.svg)
4-{2-[6-(Methyloxy)-1,5-naphthyridin-4-yl]ethyl}-4-piperidinol
CAS 495415-67-3C16H21N3O2
1-(Azetidin-1-yl)-2-(4-benzoylpiperazin-1-yl)ethanone
CAS 864442-45-5C16H21N3O2
- Methyl 3-(4-cyano-4-(phenylamino)piperidin-1-yl)propanoate938184-94-2C16H21N3O2
- 1-Cyclohexyl-3-(1-methyl-2-oxoindolin-5-yl)urea1172394-81-8C16H21N3O2
- 1-{[2-(4-Methoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methyl}piperazine1031600-16-4C16H21N3O2
- N-[2-(3,5-Dimethyl-1H-pyrazol-1-yl)ethyl]-2-(3-methoxyphenyl)acetamide1226445-82-4C16H21N3O2
- N-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)ethyl)-2-(o-tolyloxy)acetamide1235633-74-5C16H21N3O2
- (4-((2-Ethyl-1H-imidazol-1-yl)methyl)piperidin-1-yl)(furan-2-yl)methanone1334372-87-0C16H21N3O2
- trans-4-[(8-Methoxy-7-methylquinazolin-2-yl)amino]cyclohexanol956100-69-9C16H21N3O2
- 1-Benzyl-3-(4-morpholinobut-2-yn-1-yl)urea1396685-87-2C16H21N3O2
- 1-(4-Morpholinobut-2-yn-1-yl)-3-(o-tolyl)urea1396800-27-3C16H21N3O2
- 1-(4-((1H-Pyrrolo[2,3-b]pyridin-1-yl)methyl)piperidin-1-yl)-2-methoxyethanone1421515-08-3C16H21N3O2
- N-Benzyl-2-(4-prop-2-enoylpiperazin-1-yl)acetamide1629267-43-1C16H21N3O2
- 5-Butyl-5-ethyl-6-(phenylimino)-5,6-dihydropyrimidine-2,4-diol105891-78-9C16H21N3O2
- 2,4(3H,5H)-Pyrimidinedione, 6-(phenylamino)-5,5-dipropyl-105891-80-3C16H21N3O2
- 3-Isoquinolinecarboxamide, N-(2-(dimethylamino)ethyl)-1-methoxy-4-methyl-89928-85-8C16H21N3O2
- Indole, 3-(hexahydro-1(2H)-azocinylmethyl)-5-nitro-101831-98-5C16H21N3O2
- 9H-Pyrido(3,4-b)indol-1(2H)-one, 3,4-dihydro-9-(2-(dimethylamino)ethyl)-6-methoxy-897-44-9C16H21N3O2
- 5-sec-Butylamino-1,6-dimethyl-3-phenyluracil32150-70-2C16H21N3O2
- 2-Pyrrolidinone, 1-anilino-4-piperidinocarbonyl-39630-12-1C16H21N3O2
- 3-Benzyl-7-methylhexahydro-1H-pyridazino[1,2-a][1,2,5]triazepine-1,5(2H)-dione67744-73-4C16H21N3O2
- 7-Methyl-3-(4-methylphenyl)hexahydro-1H-pyridazino(1,2-a)(1,2,5)triazepine-1,5(2H)-dione67744-76-7C16H21N3O2
- 3-Ethoxy-N-(1-ethyl-3,5-dimethylpyrazol-4-yl)benzamide514856-26-9C16H21N3O2
- 2-Pyrrolidinone, 5-(4-(4-acetylphenyl)-1-piperazinyl)-91703-13-8C16H21N3O2
- 2-(Dimethylamino)ethyl 1-(1-phenylethyl)-1H-imidazole-5-carboxylate101976-71-0C16H21N3O2
- N-[2-(Diethylamino)ethyl]-2-(1H-indol-3-yl)-2-oxoacetamide852367-33-0C16H21N3O2
- Benzeneethanamine, 2-[(4,6-dimethyl-2-pyrimidinyl)oxy]-3-methoxy-alpha-methyl-927983-15-1C16H21N3O2
- 3-Ethoxy-1-ethyl-N-(4-methylbenzyl)-1H-pyrazole-4-carboxamide1014069-92-1C16H21N3O2
- 1-(2-(Dimethylamino)-2-(furan-2-yl)ethyl)-3-(m-tolyl)urea941964-14-3C16H21N3O2
- N-(tert-Butoxycarbonyl)-N'-(5-isoquinolyl)ethylenediamine651309-89-6C16H21N3O2
- N-(3-Methylbutyl)-3-(4-oxoquinazolin-3(4H)-yl)propanamide1144463-84-2C16H21N3O2
- 4-(4-Ethoxyphenyl)hexahydro-7-oxo-1H-1,4-diazepine-1-propanenitrile1000343-60-1C16H21N3O2
- 6-Cyclopropyl-3-methyl-N-(3-methylbutyl)isoxazolo[5,4-b]pyridine-4-carboxamide1190272-51-5C16H21N3O2
- N-[1-(2-Hydroxyethyl)-3-methyl-1H-pyrazol-5-yl]-4-phenylbutanamide1251578-15-0C16H21N3O2
- N-[2-(3,5-Dimethyl-1H-pyrazol-1-yl)ethyl]-2-(4-methoxyphenyl)acetamide1234897-03-0C16H21N3O2
- 2-[3-(2-Methylpiperazin-1-yl)propyl]-2,3-dihydro-1H-isoindole-1,3-dione1240571-90-7C16H21N3O2
- Ethyl 2-amino-1-cyclohexyl-1H-benzo[d]imidazole-5-carboxylate1012104-47-0C16H21N3O2
- 1H-Imidazole-1-propanoic acid, 4-(4-aminophenyl)-, 1,1-dimethylethyl ester1301198-67-3C16H21N3O2
- tert-Butyl 4-(5-cyanopyridin-2-yl)piperidine-1-carboxylate912556-76-4C16H21N3O2
- tert-Butyl 7-(2-cyanoethyl)-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylate1416438-77-1C16H21N3O2
- 1-(1-Cyclopropyl-5-oxopyrrolidin-3-yl)-3-phenethylurea1396810-91-5C16H21N3O2
- 1-(2-Methoxyphenyl)-3-(4-(pyrrolidin-1-yl)but-2-yn-1-yl)urea1396677-99-8C16H21N3O2
- 2-Cyclopentyl-N-{[5-(furan-2-yl)-1-methyl-1H-pyrazol-3-yl]methyl}acetamide1421489-73-7C16H21N3O2
- 2-(N-Cyano-3-ethylanilino)-N-(oxan-4-yl)acetamide1436132-99-8C16H21N3O2
- 2-[3-(1,4-Diazepan-1-yl)propyl]-2,3-dihydro-1H-isoindole-1,3-dione1000511-61-4C16H21N3O2
- N-(1-(Tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)bicyclo[2.2.1]hept-5-ene-2-carboxamide1704620-98-3C16H21N3O2
- Cyclohex-3-en-1-yl(3-((6-methylpyridazin-3-yl)oxy)pyrrolidin-1-yl)methanone2034477-52-4C16H21N3O2
- N-[2-(1,5-Dimethyl-1H-pyrazol-3-yl)ethyl]-4-ethoxybenzamide2034260-56-3C16H21N3O2
- tert-Butyl 8-amino-3,4-dihydro-1H-pyrido[4,3-b]indole-2(5H)-carboxylate1629788-10-8C16H21N3O2
- N-Cyclopropyl-3-(pyridin-4-yloxy)-8-azabicyclo[3.2.1]octane-8-carboxamide2108861-28-3C16H21N3O2
- (2,5-Dimethylfuran-3-yl)(4-(1-methyl-1H-pyrazol-3-yl)piperidin-1-yl)methanone2034459-52-2C16H21N3O2
- 1-(3-{[2-(Pyrrolidin-1-yl)pyridin-3-yl]oxy}pyrrolidin-1-yl)prop-2-en-1-one2094345-53-4C16H21N3O2
- 4-(1-(2-(m-Tolyl)acetyl)azetidin-3-yl)piperazin-2-one2034359-64-1C16H21N3O2
- 1-Ethyl-3-(4-phenylpiperazin-1-yl)pyrrolidine-2,5-dione385419-41-0C16H21N3O2
- 3H-Pyrazol-3-one, 1,2-dihydro-5-amino-1-phenyl-4-(tetrahydro-2,2-dimethyl-2H-pyran-4-yl)-115596-45-7C16H21N3O2
- 3-(2-Methylbenzimidazol-1-yl)-N-(oxolan-2-ylmethyl)propanamide902329-63-9C16H21N3O2
- N-(3-Methylbutyl)-6-oxo-1-phenyl-4,5-dihydropyridazine-3-carboxamide5470-71-3C16H21N3O2
- 1-Ethyl-3-[4-(pyridin-4-yl)piperidin-1-yl]pyrrolidine-2,5-dione792940-11-5C16H21N3O2
- Ethyl 4-(3-t-butyl-5-amino-1H-pyrazol-1-yl)benzoate489432-41-9C16H21N3O2
- 3-(3,5-Dimethyl-1H-pyrazol-1-yl)-N-(4-methoxyphenyl)-2-methylpropanamide957495-35-1C16H21N3O2
- 3-(3,5-Dimethyl-1H-pyrazol-1-yl)-N-(4-ethoxyphenyl)propanamide957502-69-1C16H21N3O2
- N-{2,7-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-3,3-dimethylbutanamide941923-43-9C16H21N3O2
- 3-Ethoxy-1-ethyl-N-phenethyl-1H-pyrazole-4-carboxamide1014070-67-7C16H21N3O2
- 7-Ethyl-7-methyl-2-(morpholin-4-yl)-7,8-dihydro-5H-pyrano[4,3-b]pyridine-3-carbonitrile904007-69-8C16H21N3O2
- N-{2,9-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-3,3-dimethylbutanamide941923-33-7C16H21N3O2
- 1-(1-Ethyl-1H-indol-3-yl)-3-((tetrahydrofuran-2-yl)methyl)urea899753-78-7C16H21N3O2
- 6-Methoxy-1-methyl-4-(piperidin-4-ylamino)-1H-quinolin-2-one638192-16-2C16H21N3O2
- N-Cycloheptyl-3,6-dimethyl[1,2]oxazolo[5,4-b]pyridine-4-carboxamide1190256-46-2C16H21N3O2
- 4-Butoxy-N-(1,3-dimethyl-1H-pyrazol-5-yl)benzamide1172893-48-9C16H21N3O2
- N-((1,3-Dimethyl-1H-pyrazol-4-yl)methyl)-3-(4-methoxyphenyl)propanamide1172410-65-9C16H21N3O2
- N-(5-(3,4-Dimethylbenzyl)-1,3,4-oxadiazol-2-yl)pentanamide1171181-33-1C16H21N3O2
- N-{2,7-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-2-ethylbutanamide946336-67-0C16H21N3O2
- 1-Cyclopropyl-3-(3-methyl-4-(2-oxopiperidin-1-yl)phenyl)urea1210944-85-6C16H21N3O2
- 2-[(2-Acetylphenyl)amino]-N-(1-cyano-1,2-dimethylpropyl)acetamide1210777-07-3C16H21N3O2
- 1-(4-Methoxyphenyl)-3-[(3-methylbutyl)amino]pyrazin-2(1H)-one895122-86-8C16H21N3O2
- N-(1-Cyano-1-cyclopropylethyl)-2-{[2-(methoxymethyl)phenyl]amino}acetamide1241248-62-3C16H21N3O2
- 4-Cyano-N-[1-(2-methoxyethyl)piperidin-4-yl]benzamide1421449-99-1C16H21N3O2
- N-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)ethyl)-2-(m-tolyloxy)acetamide1226430-98-3C16H21N3O2
Frequently asked questions
What is the molar mass of C16H21N3O2?
The molar mass of C16H21N3O2 is 287.36 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 293.2010 Da.
How many compounds have the formula C16H21N3O2?
CompoundList lists 527 compounds with the molecular formula C16H21N3O2, including 1-(2-(Indolin-1-yl)-2-oxoethyl)piperidine-4-carboxamide, 3-(3,5-Dimethyl-1H-pyrazol-1-yl)-N-(4-methoxyphenyl)butanamide, 2-[2-(Hydroxymethyl)benzimidazolyl]-1-(4-methylpiperidyl)ethan-1-one. 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 C16H21N3O2?
C16H21N3O2 has a degree of unsaturation of 8. 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.