Molecular formula
C21H17N3O3
173 compounds have this formula on CompoundList.
- Molar mass
- 359.39g/mol
- Monoisotopic mass
- 359.1270Da
- Atoms
- 44
- Elements
- 4
- Rings plus double bonds
- 15
The formula C21H17N3O3 describes a molecule made of 21 carbon atoms, 17 hydrogen atoms, 3 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 × 2170.18%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 174.77%1.008 × 17 = 17.136 g/mol
- N Nitrogen × 311.69%14.007 × 3 = 42.021 g/mol
- O Oxygen × 313.36%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C21H17N3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 173 compounds
![2-(4-Methylphenoxy)-N-[4-(2-oxazolo[4,5-b]pyridinyl)phenyl]acetamide chemical structure, C21H17N3O3, CAS 333774-00-8](/s/PZSJAZISEBOWAH-UHFFFAOYSA-N.svg)
2-(4-Methylphenoxy)-N-[4-(2-oxazolo[4,5-b]pyridinyl)phenyl]acetamide
CAS 333774-00-8C21H17N3O3
![3-(1,3-Dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)-N-(pyridin-3-ylmethyl)propanamide chemical structure, C21H17N3O3, CAS 324774-30-3](/s/IIRVXNJEGFDTAK-UHFFFAOYSA-N.svg)
3-(1,3-Dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)-N-(pyridin-3-ylmethyl)propanamide
CAS 324774-30-3C21H17N3O3
![4-Methoxy-N-[2-methyl-3-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide chemical structure, C21H17N3O3, CAS 332151-18-5](/s/LWMIWRFUPWXHJV-UHFFFAOYSA-N.svg)
4-Methoxy-N-[2-methyl-3-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide
CAS 332151-18-5C21H17N3O3
![3-(1,3-Benzodioxol-5-yl)-N-[(1S)-1-phenylethyl]-isoxazolo[5,4-c]pyridin-5-amine chemical structure, C21H17N3O3, CAS 1082739-92-1](/s/DAAGOCSHXCDWDY-ZDUSSCGKSA-N.svg)
3-(1,3-Benzodioxol-5-yl)-N-[(1S)-1-phenylethyl]-isoxazolo[5,4-c]pyridin-5-amine
CAS 1082739-92-1C21H17N3O3
![3-Ethoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide chemical structure, C21H17N3O3, CAS 381701-54-8](/s/ZWOPTFYRXIIHSB-UHFFFAOYSA-N.svg)
3-Ethoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide
CAS 381701-54-8C21H17N3O3
![3-Methoxy-N-[2-methyl-3-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide chemical structure, C21H17N3O3, CAS 312633-32-2](/s/WOFADQGNZCAREQ-UHFFFAOYSA-N.svg)
3-Methoxy-N-[2-methyl-3-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide
CAS 312633-32-2C21H17N3O3
![2-[2-(4-Nitrophenyl)-5-phenyl-3,4-dihydropyrazol-3-yl]phenol chemical structure, C21H17N3O3, CAS 317325-80-7](/s/MULMJULXBQRDJB-UHFFFAOYSA-N.svg)
2-[2-(4-Nitrophenyl)-5-phenyl-3,4-dihydropyrazol-3-yl]phenol
CAS 317325-80-7C21H17N3O3
2-(2H-1,2,3-Benzotriazol-2-yl)-4-methylphenyl phenoxyacetate
CAS 300393-79-7C21H17N3O3
N,N-Dimethyl-3-(2-oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-4-carboxamide
CAS 882228-87-7C21H17N3O3
![N-(Furan-2-ylmethyl)-N-[(2-oxo-1H-quinolin-3-yl)methyl]pyridine-4-carboxamide chemical structure, C21H17N3O3, CAS 838865-01-3](/s/KBJCXJYSLBYJQG-UHFFFAOYSA-N.svg)
N-(Furan-2-ylmethyl)-N-[(2-oxo-1H-quinolin-3-yl)methyl]pyridine-4-carboxamide
CAS 838865-01-3C21H17N3O3
N-(9-Ethylcarbazol-3-yl)-2-nitrobenzamide
CAS 332146-40-4C21H17N3O3
N-(9-Ethyl-9H-carbazol-3-yl)-4-nitrobenzamide
CAS 289498-72-2C21H17N3O3
![N-(Furan-2-ylmethyl)-2-[3-(3-methylphenyl)-1,2,4-oxadiazol-5-yl]benzamide chemical structure, C21H17N3O3, CAS 877780-81-9](/s/LWURLRWCYLHVRH-UHFFFAOYSA-N.svg)
N-(Furan-2-ylmethyl)-2-[3-(3-methylphenyl)-1,2,4-oxadiazol-5-yl]benzamide
CAS 877780-81-9C21H17N3O3
![2-(2-Methylphenoxy)-N-[4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]acetamide chemical structure, C21H17N3O3, CAS 330950-53-3](/s/QMSPWWNRJSOZFZ-UHFFFAOYSA-N.svg)
2-(2-Methylphenoxy)-N-[4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]acetamide
CAS 330950-53-3C21H17N3O3
![1-(1H-Indole-3-carbonyl)-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid chemical structure, C21H17N3O3, CAS 1350653-00-7](/s/FLQPGFXSRZDLGC-UHFFFAOYSA-N.svg)
1-(1H-Indole-3-carbonyl)-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid
CAS 1350653-00-7C21H17N3O3
![2-Methoxy-N-[2-methyl-5-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide chemical structure, C21H17N3O3, CAS 312943-50-3](/s/ITMMKCVYCFXOOZ-UHFFFAOYSA-N.svg)
2-Methoxy-N-[2-methyl-5-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide
CAS 312943-50-3C21H17N3O3
4-Ethoxy-N-(2-pyridin-3-yl-1,3-benzoxazol-5-yl)benzamide
CAS 378222-99-2C21H17N3O3
![2-(3-Methylphenoxy)-N-[3-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]acetamide chemical structure, C21H17N3O3, CAS 428478-91-5](/s/OSCBEKFLNGIRQB-UHFFFAOYSA-N.svg)
2-(3-Methylphenoxy)-N-[3-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]acetamide
CAS 428478-91-5C21H17N3O3
2-(2-Methylphenoxy)-N-(2-pyridin-4-yl-1,3-benzoxazol-5-yl)acetamide
CAS 313700-14-0C21H17N3O3
2-(3-Nitro-phenyl)-3-p-tolyl-2,3-dihydro-1H-quinazolin-4-one
CAS 5564-51-2C21H17N3O3
![4-Methoxy-N-[2-methyl-5-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide chemical structure, C21H17N3O3, CAS 292066-32-1](/s/ZPICYDLXWBVNBL-UHFFFAOYSA-N.svg)
4-Methoxy-N-[2-methyl-5-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide
CAS 292066-32-1C21H17N3O3
![N-[5-(5-Methoxy-1,3-benzoxazol-2-yl)-2-methylphenyl]pyridine-3-carboxamide chemical structure, C21H17N3O3, CAS 712284-51-0](/s/UEGSCOFGDKDPBY-UHFFFAOYSA-N.svg)
N-[5-(5-Methoxy-1,3-benzoxazol-2-yl)-2-methylphenyl]pyridine-3-carboxamide
CAS 712284-51-0C21H17N3O3
![3-Ethoxy-N-[4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide chemical structure, C21H17N3O3, CAS 331866-54-7](/s/JIIYEIRHAROXCJ-UHFFFAOYSA-N.svg)
3-Ethoxy-N-[4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide
CAS 331866-54-7C21H17N3O3
![2-(3-Methylphenoxy)-N-[4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]acetamide chemical structure, C21H17N3O3, CAS 347323-11-9](/s/BYQORTNFQXTEHW-UHFFFAOYSA-N.svg)
2-(3-Methylphenoxy)-N-[4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]acetamide
CAS 347323-11-9C21H17N3O3
- 3-Methoxy-N-[2-methyl-5-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide313483-67-9C21H17N3O3
- N-(Furan-2-ylmethyl)-N-[(2-oxo-1H-quinolin-3-yl)methyl]pyridine-3-carboxamide838897-89-5C21H17N3O3
- 2-[(1-Benzoyl-3,5-dimethyl-1H-pyrazol-4-yl)methyl]-2,3-dihydro-1H-isoindole-1,3-dione890604-23-6C21H17N3O3
- 3-Ethoxy-N-(3-[1,3]oxazolo[4,5-b]pyridin-2-ylphenyl)benzamide352666-20-7C21H17N3O3
- N-[4-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]phenyl]-3,4-dimethylbenzamide709011-64-3C21H17N3O3
- 3-(2-(3,4-Dihydroisoquinolin-2(1H)-yl)-2-oxoethyl)benzofuro[3,2-d]pyrimidin-4(3H)-one848905-64-6C21H17N3O3
- N-(2,3-Dihydro-1H-inden-5-yl)-2-(4-oxobenzofuro[3,2-d]pyrimidin-3(4H)-yl)acetamide849521-84-2C21H17N3O3
- 2-(Cyclopropanecarboxamido)-N-(9H-fluoren-2-yl)oxazole-4-carboxamide1351608-03-1C21H17N3O3
- (E)-1,5-Dimethyl-4-(((4-oxo-4H-chromen-3-yl)methylene)amino)-2-phenyl-1H-pyrazol-3(2H)-one1421035-94-0C21H17N3O3
- 3-(4-Methylphenyl)-4-oxido-1-(pyridin-2-ylmethoxy)quinoxalin-4-ium-2-one371924-25-3C21H17N3O3
- (E)-2-(((4-Acetamidophenyl)imino)methyl)phenyl nicotinate325700-31-0C21H17N3O3
- (1-(2-Hydroxyethyl)-3-phenyl-1H-pyrazolo[3,4-b]pyridin-5-yl)(2-hydroxyphenyl)methanone796053-09-3C21H17N3O3
- N-(Furan-2-ylmethyl)-5-phenyl-N-(pyridin-2-ylmethyl)isoxazole-3-carboxamide1286704-82-2C21H17N3O3
- 2-(Naphthalen-2-yloxy)-N-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)acetamide899745-50-7C21H17N3O3
- N-(2-((2-Oxo-2H-chromen-4-yl)amino)ethyl)quinoline-2-carboxamide947828-21-9C21H17N3O3
- 2-[[3-[(E)-(2-Nitrofluoren-9-ylidene)methyl]-2-pyridinyl]oxy]ethanamine1425944-33-7C21H17N3O3
- N-(3,4-Dimethoxyphenyl)phenazine-1-carboxamide923140-11-8C21H17N3O3
- 4(1H)-Quinazolinone, 2,3-dihydro-2-(2'-methyl(1,1'-biphenyl)-4-yl)-6-nitro-871501-69-8C21H17N3O3
- N-[4-(5-Methyl-1,3,4-oxadiazol-2-yl)phenyl]-2-(naphthalen-2-yloxy)acetamide946275-64-5C21H17N3O3
- 4-(4-Methoxyphenyl)-3-methyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-6-carboxylic acid926282-55-5C21H17N3O3
- 2-(5-(Pyridin-4-yl)-5,10b-dihydro-1H-benzo[e]pyrazolo[1,5-c][1,3]oxazin-2-yl)benzene-1,4-diol899973-68-3C21H17N3O3
- 2-(2-Methyl-1H-indol-3-yl)-2-oxo-N-((5-phenylisoxazol-3-yl)methyl)acetamide946262-43-7C21H17N3O3
- 2-(4-Methylphenoxy)-N-(2-pyridin-3-yl-1,3-benzoxazol-5-yl)acetamide333774-03-1C21H17N3O3
- N-(2,5-Dimethoxyphenyl)phenazine-1-carboxamide946384-20-9C21H17N3O3
- Casein kinase 1delta-IN-10C21H17N3O3
- 4-[4-(1H-Benzo[f]benzimidazol-2-yl)anilino]-4-oxobutanoic acid351978-83-1C21H17N3O3
- N-(2-Naphthalen-1-yloxyethyl)-5-nitroquinolin-8-amine330633-93-7C21H17N3O3
- N'-(1-Methyl-2-oxoindolin-3-ylidene)-2-(naphthalen-2-yloxy)acetohydrazide329917-72-8C21H17N3O3
- 2-(3-Methylphenoxy)-N-(2-pyridin-4-yl-1,3-benzoxazol-5-yl)acetamide797806-93-0C21H17N3O3
- Methyl 5-benzyl-3-oxo-2-phenyl-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxylate1152430-05-1C21H17N3O3
- Des((2-hydroxyethyl)amino) 1-Oxo Ozanimod2251699-84-8C21H17N3O3
- 1-[(4-Methylbenzyl)oxy]-6-nitro-2-phenyl-1H-1,3-benzimidazole303148-61-0C21H17N3O3
- 4-(1,3-Dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)-N-(pyridin-3-yl)butanamide324774-83-6C21H17N3O3
- 2-(1H-Indol-3-yl)-2-keto-N-[[5-(p-tolyl)isoxazol-3-yl]methyl]acetamide953249-69-9C21H17N3O3
- 2-(2H-1,2,3-Benzotriazol-2-yl)-4-methylphenyl 2-methoxybenzoate305858-13-3C21H17N3O3
- 1,3-Dibenzyl-5-nitro-1,3-dihydro-2H-benzo[d]imidazol-2-one55327-66-7C21H17N3O3
- (5E)-5-[(1-Ethylindol-3-yl)methylidene]-1-phenyl-1,3-diazinane-2,4,6-trione329694-63-5C21H17N3O3
- (E)-4-(((4-Acetamidophenyl)imino)methyl)phenyl nicotinate325700-32-1C21H17N3O3
- 2-(3-Methylphenoxy)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]acetamide674358-67-9C21H17N3O3
- 6-(4-Methoxyphenyl)-3-methyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid380187-39-3C21H17N3O3
- 1-(2-Phenylbenzofuro[3,2-d]pyrimidin-4-yl)pyrrolidine-2-carboxylic acid1009227-86-4C21H17N3O3
- 1-(4-Methoxyphenyl)-3-methyl-6-phenyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid1011397-71-9C21H17N3O3
- N-[(2-Oxo-1H-quinolin-3-yl)methyl]-N-(pyridin-3-ylmethyl)furan-2-carboxamide876885-88-0C21H17N3O3
- 4-((3-(1H-Naphtho[2,3-d]imidazol-2-yl)phenyl)amino)-4-oxobutanoic acid294891-20-6C21H17N3O3
- 2-Methoxy-N-[[4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]methyl]benzamide895094-57-2C21H17N3O3
- (5E)-5-[(1-Methyl-1H-indol-3-yl)methylidene]-1-(2-methylphenyl)pyrimidine-2,4,6(1H,3H,5H)-trione313232-14-3C21H17N3O3
- N-(Furan-2-ylmethyl)-2-(3-naphthalen-1-yl-6-oxopyridazin-1-yl)acetamide941973-03-1C21H17N3O3
- N-(2-Ethoxyquinolin-8-yl)-5-phenylisoxazole-3-carboxamide1251709-89-3C21H17N3O3
- 1(6H)-Pyridazineacetic acid, 5-cyano-6-oxo-3,4-diphenyl-, ethyl ester82232-20-0C21H17N3O3
- [2-(Benzotriazol-2-yl)-4-methylphenyl] 4-methoxybenzoate432508-11-7C21H17N3O3
- (Z)-5-((1-Methyl-1H-indol-3-yl)methylene)-1-(p-tolyl)pyrimidine-2,4,6(1H,3H,5H)-trione312928-51-1C21H17N3O3
- 4-Methoxy-N-[2-methyl-4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide709626-93-7C21H17N3O3
- 2-Methoxy-3-methyl-N-[3-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide842114-13-0C21H17N3O3
- 2-Methoxy-3-methyl-N-(2-pyridin-4-yl-1,3-benzoxazol-5-yl)benzamide842118-86-9C21H17N3O3
- N-(2,4-Dimethoxyphenyl)phenazine-1-carboxamide923676-81-7C21H17N3O3
- 3-Methoxy-N-(4-[1,3]oxazolo[4,5-b]pyridin-2-ylbenzyl)benzamide895076-28-5C21H17N3O3
- 2-(1,3-Benzodioxol-5-yl)-5-(2-methylbenzyl)pyrazolo[1,5-a]pyrazin-4(5H)-one1326928-53-3C21H17N3O3
- 2-(1,3-Benzodioxol-5-yl)-5-(4-methylbenzyl)pyrazolo[1,5-a]pyrazin-4(5H)-one1326909-10-7C21H17N3O3
- 3-(5-Oxo-7,8-dihydroindolo[2',3':3,4]pyrido[2,1-b]quinazolin-13(5H)-yl)propanoic acid1630763-83-5C21H17N3O3
- (Z)-2-(3,4-Dimethoxyphenyl)-3-(3-pyrimidin-2-yloxyphenyl)prop-2-enenitrile861210-15-3C21H17N3O3
- (5Z)-5-[(1-Benzylindol-3-yl)methylidene]-1-methyl-1,3-diazinane-2,4,6-trione373619-83-1C21H17N3O3
- 3-Methoxy-N-[2-methyl-4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide900757-85-9C21H17N3O3
- Benzanilide, 2'-(((3-pyridylmethyl)amino)oxalyl)-85080-26-8C21H17N3O3
- N-(5-(4-Methoxyphenyl)-1,3,4-oxadiazol-2-yl)-2-(naphthalen-1-yl)acetamide897615-60-0C21H17N3O3
- N-(2-Methoxy-5-[1,3]oxazolo[4,5-b]pyridin-2-ylphenyl)-2-methylbenzamide887691-92-1C21H17N3O3
- N-[(E)-1,3-Benzodioxol-5-ylmethylideneamino]-2-cyclopropylquinoline-4-carboxamide343366-72-3C21H17N3O3
- N~1~-(2-furylmethyl)-2-[3-(2-naphthyl)-6-oxo-1(6H)-pyridazinyl]acetamide922945-25-3C21H17N3O3
- N-[5-(5,6,7,8-Tetrahydronaphthalen-2-yl)-1,3,4-oxadiazol-2-yl]-1-benzofuran-2-carboxamide923413-94-9C21H17N3O3
- 2-(Naphthalen-1-yl)-N'-[(1E,2E)-3-(4-nitrophenyl)prop-2-en-1-ylidene]acetohydrazide728930-62-9C21H17N3O3
- N-{2-[(1-Benzofuran-2-ylcarbonyl)amino]ethyl}-2-quinolinecarboxamide929851-56-9C21H17N3O3
- 5-(4-Methoxyphenyl)-N-(2-methylquinolin-8-yl)-1,2-oxazole-3-carboxamide895922-29-9C21H17N3O3
- N-{6,9-Dimethyl-10-oxo-2-oxa-9-azatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6,12,14-hexaen-13-yl}pyridine-2-carboxamide1207004-57-6C21H17N3O3
- N-((5-(3-Methoxyphenyl)isoquinolin-8-yl)methyl)oxazole-5-carboxamide1884399-12-5C21H17N3O3
- 2-Methoxy-3-[5-(2-methoxyphenyl)-1,2,4-oxadiazol-3-yl]-6-phenylpyridine708246-18-8C21H17N3O3
- 4-(3,5-Dioxo-4-azatricyclo[5.2.1.0~2,6~]dec-8-en-4-yl)-N-(2-pyridinyl)benzamide474376-45-9C21H17N3O3
- N-[2-Methyl-4-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]-2-phenoxyacetamide792947-06-9C21H17N3O3
Frequently asked questions
What is the molar mass of C21H17N3O3?
The molar mass of C21H17N3O3 is 359.39 g/mol, calculated from standard atomic weights for 21 carbon atoms, 17 hydrogen atoms, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 359.1270 Da.
How many compounds have the formula C21H17N3O3?
CompoundList lists 173 compounds with the molecular formula C21H17N3O3, including 2-(4-Methylphenoxy)-N-[4-(2-oxazolo[4,5-b]pyridinyl)phenyl]acetamide, 3-(1,3-Dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)-N-(pyridin-3-ylmethyl)propanamide, 4-Methoxy-N-[2-methyl-3-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]benzamide. 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 C21H17N3O3?
C21H17N3O3 has a degree of unsaturation of 15. 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.