Molecular formula
C20H21N3O2
445 compounds have this formula on CompoundList.
- Molar mass
- 335.41g/mol
- Monoisotopic mass
- 335.1634Da
- Atoms
- 46
- Elements
- 4
- Rings plus double bonds
- 12
The formula C20H21N3O2 describes a molecule made of 20 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 × 2071.62%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 216.31%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 312.53%14.007 × 3 = 42.021 g/mol
- O Oxygen × 29.54%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C20H21N3O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 445 compounds
2-(4-Isopropoxyphenyl)-6-methylquinoline-4-carbohydrazide
CAS 590355-38-7C20H21N3O2
![4-(1-Ethyl-1H-benzo[d]imidazol-2-yl)-1-(2-methoxyphenyl)pyrrolidin-2-one chemical structure, C20H21N3O2, CAS 577694-85-0](/s/NUSFHXQDXPUFNU-UHFFFAOYSA-N.svg)
4-(1-Ethyl-1H-benzo[d]imidazol-2-yl)-1-(2-methoxyphenyl)pyrrolidin-2-one
CAS 577694-85-0C20H21N3O2
Bzl-his(bzl)-OH
CAS 57101-60-7C20H21N3O2
![1-Methyl-4-(1-(2-phenoxyethyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one chemical structure, C20H21N3O2, CAS 892710-57-5](/s/WLARHVNTSIZYIE-UHFFFAOYSA-N.svg)
1-Methyl-4-(1-(2-phenoxyethyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one
CAS 892710-57-5C20H21N3O2
2-(Benzylamino)-3-(1-benzylimidazol-4-yl)propanoic acid
C20H21N3O2
1-(2-Ethoxyphenyl)-4-(1-methylbenzimidazol-2-yl)pyrrolidin-2-one
CAS 876713-42-7C20H21N3O2
![4-(1-(2-Methoxybenzyl)-1H-benzo[d]imidazol-2-yl)-1-methylpyrrolidin-2-one chemical structure, C20H21N3O2, CAS 892710-33-7](/s/IYBJLLUXPQSMFO-UHFFFAOYSA-N.svg)
4-(1-(2-Methoxybenzyl)-1H-benzo[d]imidazol-2-yl)-1-methylpyrrolidin-2-one
CAS 892710-33-7C20H21N3O2
2-(4-Isobutoxyphenyl)quinoline-4-carbohydrazide
CAS 956576-44-6C20H21N3O2
![3-(Furan-2-yl)-2-[4-(2-phenylethyl)piperazine-1-carbonyl]prop-2-enenitrile chemical structure, C20H21N3O2, CAS 1281692-06-5](/s/XULQIBOWQGTXEO-OBGWFSINSA-N.svg)
3-(Furan-2-yl)-2-[4-(2-phenylethyl)piperazine-1-carbonyl]prop-2-enenitrile
CAS 1281692-06-5C20H21N3O2
Benzamide, N-antipyrinyl-N-ethyl-
CAS 15166-18-4C20H21N3O2
3-(4-Methylbenzyl)-3,4,7,12-tetrahydro-1H-(1,2,5)triazepino(1,2-b)phthalazine-1,5(2H)-dione
CAS 81215-67-0C20H21N3O2
4-((2-(Pentan-3-yl)quinazolin-4-yl)amino)benzoic acid
CAS 307544-31-6C20H21N3O2
2-(3-Isobutoxyphenyl)quinoline-4-carbohydrazide
CAS 524733-57-1C20H21N3O2
1(2H)-Phthalazinone, 2-(2-morpholinoethyl)-4-phenyl-
CAS 33048-50-9C20H21N3O2
N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-3,5-dimethylbenzamide
CAS 70023-53-9C20H21N3O2
2-Amino-5-oxo-4-(4-pyrrolidin-1-ylphenyl)-4,6,7,8-tetrahydrochromene-3-carbonitrile
CAS 300732-06-3C20H21N3O2
![Propan-2-yl 2-[(6-methyl-4-phenylquinazolin-2-yl)amino]acetate chemical structure, C20H21N3O2, CAS 620101-31-7](/s/JIBQRZJBRCCJBU-UHFFFAOYSA-N.svg)
Propan-2-yl 2-[(6-methyl-4-phenylquinazolin-2-yl)amino]acetate
CAS 620101-31-7C20H21N3O2
![2-Methoxy-N-{2-[1-(prop-2-en-1-yl)-1H-1,3-benzodiazol-2-yl]ethyl}benzamide chemical structure, C20H21N3O2, CAS 850923-22-7](/s/GTGAXFLWLAVXHY-UHFFFAOYSA-N.svg)
2-Methoxy-N-{2-[1-(prop-2-en-1-yl)-1H-1,3-benzodiazol-2-yl]ethyl}benzamide
CAS 850923-22-7C20H21N3O2
![(4-(1H-Benzo[d]imidazol-2-yl)piperidin-1-yl)(3-methoxyphenyl)methanone chemical structure, C20H21N3O2, CAS 887884-13-1](/s/FOYFOZHORRPGTH-UHFFFAOYSA-N.svg)
(4-(1H-Benzo[d]imidazol-2-yl)piperidin-1-yl)(3-methoxyphenyl)methanone
CAS 887884-13-1C20H21N3O2
2-(2-Benzyl-1H-benzimidazol-1-yl)-1-(morpholin-4-yl)ethanone
CAS 906186-47-8C20H21N3O2
2-(3-Butoxyphenyl)quinoline-4-carbohydrazide
CAS 524932-95-4C20H21N3O2
![4-(1-Ethyl-1H-benzo[d]imidazol-2-yl)-1-(3-methoxyphenyl)pyrrolidin-2-one chemical structure, C20H21N3O2, CAS 577763-79-2](/s/RPJPPAUBNHYPAV-UHFFFAOYSA-N.svg)
4-(1-Ethyl-1H-benzo[d]imidazol-2-yl)-1-(3-methoxyphenyl)pyrrolidin-2-one
CAS 577763-79-2C20H21N3O2
![3-{4-[(5-Methyl-3-oxocyclohex-1-en-1-yl)amino]phenyl}-1-phenylurea chemical structure, C20H21N3O2, CAS 1024179-19-8](/s/JEUZIJZJTXZRQZ-UHFFFAOYSA-N.svg)
3-{4-[(5-Methyl-3-oxocyclohex-1-en-1-yl)amino]phenyl}-1-phenylurea
CAS 1024179-19-8C20H21N3O2
(E)-3-(4-Isobutoxyphenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde oxime
CAS 381209-92-3C20H21N3O2
- 1-(3-Methylbutyl)-1'H-spiro[indole-3,2'-quinazoline]-2,4'(1H,3'H)-dione903466-52-4C20H21N3O2
- 2-[(2-Methylquinazolin-4-yl)oxy]-N-[4-(propan-2-yl)phenyl]acetamide1030125-82-6C20H21N3O2
- N-(3-Ethylphenyl)-2-((2-ethylquinazolin-4-yl)oxy)acetamide1116017-21-0C20H21N3O2
- Cyclopiazonic acid imine31008-94-3C20H21N3O2
- N-(2,6-Diethylphenyl)-2-(4-oxo-3(4H)-quinazolinyl)acetamide374640-41-2C20H21N3O2
- Ethyl 5,7-dimethyl-6-[(E)-3-phenyl-2-propenyl]pyrazolo[1,5-a]pyrimidine-3-carboxylate685108-00-3C20H21N3O2
- (E)-2-Cyano-3-[4-(diethylamino)phenyl]-N-(3-hydroxyphenyl)prop-2-enamide379714-58-6C20H21N3O2
- 2-Hydroxy-N-[3-(1H-imidazol-1-yl)propyl]-2,2-diphenylacetamide309280-07-7C20H21N3O2
- 3-((4-(Dimethylamino)phenyl)amino)-1-phenethyl-1H-pyrrole-2,5-dione920947-19-9C20H21N3O2
- Ethyl 3-cyclopropyl-6-ethyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylate1018151-16-0C20H21N3O2
- 1-(6-Methoxyquinolin-8-yl)-3-(3-phenylpropyl)urea1207037-96-4C20H21N3O2
- N-(3,4-Dimethylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1116082-36-0C20H21N3O2
- Cinchophen piperazine855165-13-8C20H21N3O2
- N-tert-Butyl-N-[(2-oxo-1H-quinolin-3-yl)methyl]pyridine-4-carboxamide676155-89-8C20H21N3O2
- (2E)-N-(7,7-Dimethyl-5-oxo-5,6,7,8-tetrahydroquinazolin-2-yl)-3-(2-methylphenyl)prop-2-enamide845899-52-7C20H21N3O2
- N-(1,5-Dimethyl-3-oxo-2-phenylpyrazol-4-yl)-4-ethylbenzamide306765-10-6C20H21N3O2
- 8-(2,5-Dimethoxyphenyl)-6-methyl-3,4-dihydro-2H-1,4-ethano-1,5-naphthyridine-7-carbonitrile860784-21-0C20H21N3O2
- 3-(4-Oxoquinazolin-3-yl)-N-(4-propan-2-ylphenyl)propanamide830354-39-7C20H21N3O2
- N-(2-Methylpropyl)-N-[(2-oxo-1H-quinolin-3-yl)methyl]pyridine-4-carboxamide838905-36-5C20H21N3O2
- N-[(E)-(2,5-Dimethoxyphenyl)methylideneamino]-3,7-dimethylquinolin-2-amine352640-99-4C20H21N3O2
- Benzamide, N-(1-(piperidinocarbonyl)-2-(3-pyridyl)vinyl)-3688-81-1C20H21N3O2
- 3-Methyl-N-[3-(2-methyl-4-oxoquinazolin-3-yl)phenyl]butanamide903329-14-6C20H21N3O2
- 2-(2,4-Dimethylphenyl)-N-[5-(3,4-dimethylphenyl)-1,3,4-oxadiazol-2-yl]acetamide922961-98-6C20H21N3O2
- N-{3-[(4-Methylbenzoyl)amino]propyl}-1H-indole-2-carboxamide892692-84-1C20H21N3O2
- 3-(4-Methoxyphenyl)-2,8,8-trimethyl-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one896666-69-6C20H21N3O2
- N-(2-Isopropyl-4-oxo-4H-quinazolin-3-yl)-2-phenylpropionamide178422-75-8C20H21N3O2
- 6-Methyl-4-{[4-(pyridin-2-yl)piperazin-1-yl]methyl}-2H-chromen-2-one1010883-99-4C20H21N3O2
- 1-(1-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroquinolin-6-yl)-3-phenylurea1203313-74-9C20H21N3O2
- N-[2-(Acetylamino)ethyl]-1-benzyl-1H-indole-3-carboxamide1144473-46-0C20H21N3O2
- N-(1-Isopropyl-3-methyl-1H-pyrazol-5-yl)-3-phenoxybenzamide1203312-12-2C20H21N3O2
- N-(2,3-Dimethylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1111038-42-6C20H21N3O2
- N-(2,6-Dimethylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1110962-04-3C20H21N3O2
- N-(3,5-Dimethylphenyl)-2-((2-ethylquinazolin-4-yl)oxy)acetamide1115871-35-6C20H21N3O2
- N-(4-Ethylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1116082-37-1C20H21N3O2
- N-(2,3-Dimethylphenyl)-2-(5-oxo-3-(p-tolyl)-2,5-dihydro-1H-pyrazol-1-yl)acetamide1251698-27-7C20H21N3O2
- N-(2-Cyclopropyl-1H-benzimidazol-5-yl)-3-(4-methoxyphenyl)propanamide1380577-58-1C20H21N3O2
- 1-(3-(5-Methyl-1H-benzo[d]imidazol-2-yl)azetidin-1-yl)-2-(o-tolyloxy)ethanone1396851-35-6C20H21N3O2
- N-(3,4-Dimethylphenyl)-1-ethyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxamide570374-95-7C20H21N3O2
- (Z)-N-Benzyl-2-cyano-3-(5-piperidin-1-ylfuran-2-yl)prop-2-enamide340308-83-0C20H21N3O2
- N-(2-Ethyl-6-methylphenyl)-2-((2-methylquinazolin-4-yl)oxy)acetamide1031993-11-9C20H21N3O2
- 4-Acetamido-N-[2-(5-methyl-1H-indol-3-yl)ethyl]benzamide827621-76-1C20H21N3O2
- 4-[4-(Benzyloxy)phenyl]-2-(cyclopropylmethyl)-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one860784-82-3C20H21N3O2
- 1H-Benzimidazole-5-carbonitrile, 1-butyl-2-(3,4-dimethoxyphenyl)-665023-38-1C20H21N3O2
- N-[2-(1,3-Dimethyl-5-phenoxy-1H-pyrazol-4-yl)ethyl]benzenecarboxamide477711-48-1C20H21N3O2
- N-[(Z)-[1-(4-Ethylphenyl)-2,5-dimethylpyrrol-3-yl]methylideneamino]furan-2-carboxamide6054-32-6C20H21N3O2
- N-[(E)-(1,2-Dimethylindol-3-yl)methylideneamino]-2-(4-methylphenoxy)acetamide413581-47-2C20H21N3O2
- N-(3-(2-Methyl-4-oxoquinazolin-3(4H)-yl)phenyl)pivalamide898420-11-6C20H21N3O2
- N-(2-Methyl-4-(2-methyl-4-oxoquinazolin-3(4H)-yl)phenyl)isobutyramide904272-50-0C20H21N3O2
- 1H-Indol-3-yl-[4-(4-methoxyphenyl)piperazin-1-yl]methanone920444-17-3C20H21N3O2
- 2,7-Diamino-4-(4-butoxyphenyl)-4H-chromene-3-carbonitrile874128-88-8C20H21N3O2
- 2-[1-(4-Methoxybenzoyl)piperidin-3-yl]-1H-1,3-benzodiazole949744-79-0C20H21N3O2
- 1-(2-Ethoxyphenyl)-3-((4-methylbenzyl)amino)pyrazin-2(1H)-one899726-49-9C20H21N3O2
- 1-Methyl-N-{2-[(phenylacetyl)amino]ethyl}-1H-indole-3-carboxamide1144452-59-4C20H21N3O2
- N-{2,9-Dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}-4-phenylbutanamide946382-08-7C20H21N3O2
- 4-[4-Oxo-3(4H)-quinazolinyl]-N-phenethylbutanamide1190241-85-0C20H21N3O2
- Methyl 4-{[4-(dimethylamino)phenyl]amino}-6-methylquinoline-2-carboxylate1207031-79-5C20H21N3O2
- Phenyl 3-tert-butyl-1-phenyl-1H-pyrazol-5-ylcarbamate884340-13-0C20H21N3O2
- N-(2,4-Dimethylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1111174-87-8C20H21N3O2
- N-(2,5-Dimethylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1110999-12-6C20H21N3O2
- N-(2-Ethylphenyl)-2-[(2-ethylquinazolin-4-yl)oxy]acetamide1115933-36-2C20H21N3O2
- N~1~-isobutyl-2-[3-(1-naphthyl)-6-oxo-1(6H)-pyridazinyl]acetamide1246059-28-8C20H21N3O2
- 2-(5-Phenyl-1,3,4-oxadiazol-2-yl)-N-(4-phenylbutan-2-yl)acetamide1286702-28-0C20H21N3O2
- 2-Isobutyl-1-oxo-N~4~-(2-pyridylmethyl)-1,2-dihydro-4-isoquinolinecarboxamide1401591-97-6C20H21N3O2
- N-(2-Cyclopropyl-1H-benzimidazol-5-yl)-3-(2-methoxyphenyl)propanamide1380579-34-9C20H21N3O2
- 2-(2,3-Dihydro-1-benzofuran-6-yl)-N-[2-(1-methyl-1H-1,3-benzimidazol-2-yl)ethyl]acetamide1435988-47-8C20H21N3O2
- 3-(2,3-Dihydro-1-benzofuran-5-yl)-N-[(1-methyl-1H-1,3-benzimidazol-2-yl)methyl]propanamide1435989-78-8C20H21N3O2
- N-(3-(1H-Pyrrolo[2,3-b]pyridin-1-yl)propyl)-4-oxo-4-phenylbutanamide1448141-79-4C20H21N3O2
- (1H-Indol-3-yl)(4-((6-methylpyridin-2-yl)oxy)piperidin-1-yl)methanone1797267-14-1C20H21N3O2
- 2-[4-(Acetylamino)-1H-indol-1-yl]-N-phenethylacetamide1574399-33-9C20H21N3O2
- N-((1-(Pyridin-4-yl)piperidin-4-yl)methyl)benzofuran-2-carboxamide2034507-77-0C20H21N3O2
- 2-[4-(1H-Pyrrol-1-yl)tetrahydro-2H-pyran-4-yl]-N-(quinolin-5-yl)acetamide1630835-19-6C20H21N3O2
- (4Z)-4-(1-{[2-(4-Hydroxyphenyl)ethyl]amino}ethylidene)-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one884414-90-8C20H21N3O2
- Imidafenacin metabolite M1952658-10-5C20H21N3O2
- Decarboxamide finerenone3046141-72-1C20H21N3O2
- 1-Phenyl-2,3-dimethyl-4-(beta-(p-aminobenzoyl)ethyl)pyrazol-5-one24428-98-6C20H21N3O2
- 3,7-Diphenylhexahydro-1H-pyridazino(1,2-a)(1,2,5)triazepine-1,5(2H)-dione67744-83-6C20H21N3O2
Frequently asked questions
What is the molar mass of C20H21N3O2?
The molar mass of C20H21N3O2 is 335.41 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 335.1634 Da.
How many compounds have the formula C20H21N3O2?
CompoundList lists 445 compounds with the molecular formula C20H21N3O2, including 2-(4-Isopropoxyphenyl)-6-methylquinoline-4-carbohydrazide, 4-(1-Ethyl-1H-benzo[d]imidazol-2-yl)-1-(2-methoxyphenyl)pyrrolidin-2-one, Bzl-his(bzl)-OH. 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 C20H21N3O2?
C20H21N3O2 has a degree of unsaturation of 12. 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.