Molecular formula
C20H21NO2
221 compounds have this formula on CompoundList.
- Molar mass
- 307.39g/mol
- Monoisotopic mass
- 314.2012Da
- Atoms
- 44
- Elements
- 4
- Rings plus double bonds
- 11
The formula C20H21NO2 describes a molecule made of 20 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom 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 × 2078.15%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 216.89%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 14.56%14.007 × 1 = 14.007 g/mol
- O Oxygen × 210.41%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C20H21NO2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 221 compounds
Moxaverine
CAS 10539-19-2C20H21NO2
3-Benzyl-1-butyl-4-hydroxyquinolin-2(1H)-one
CAS 144603-06-5C20H21NO2
3-(Benzylamino)-5-(4-methoxyphenyl)cyclohex-2-en-1-one
CAS 375842-42-5C20H21NO2
2-(2,6-Diisopropylphenyl)isoindoline-1,3-dione
CAS 57169-26-3C20H21NO2
2-Phenyl-1-(2-(piperidinocarbonyl)phenyl)-1-ethanone
CAS 60984-36-3C20H21NO2
Benzoic acid, 4-hexyl-, 4-cyanophenyl ester
CAS 50793-85-6C20H21NO2
RefChem:382061
CAS 5759-56-8C20H21NO2
10,11-Methylenedioxy-N-propylnoraporphine
CAS 81264-57-5C20H21NO2
(E)-3-(4-Methoxyphenyl)-1-(3-phenylpyrrolidin-1-yl)prop-2-en-1-one
CAS 1164484-01-8C20H21NO2
![2-Benzyl-8-ethoxy-1,3-dimethylcyclohepta[c]pyrrol-4(2H)-one chemical structure, C20H21NO2, CAS 374709-96-3](/s/ZAKGUTRIBHLYLU-UHFFFAOYSA-N.svg)
2-Benzyl-8-ethoxy-1,3-dimethylcyclohepta[c]pyrrol-4(2H)-one
CAS 374709-96-3C20H21NO2
![4-Methoxy-N-[(2-methoxyphenyl)methyl]-1-naphthalenemethanamine chemical structure, C20H21NO2, CAS 355381-89-4](/s/BVTVXDNDPDQCNL-UHFFFAOYSA-N.svg)
4-Methoxy-N-[(2-methoxyphenyl)methyl]-1-naphthalenemethanamine
CAS 355381-89-4C20H21NO2
![4-[[Benzyl(methyl)amino]methyl]-7,8-dimethylchromen-2-one chemical structure, C20H21NO2, CAS 847269-74-3](/s/HKMQKCCJKQPMBI-UHFFFAOYSA-N.svg)
4-[[Benzyl(methyl)amino]methyl]-7,8-dimethylchromen-2-one
CAS 847269-74-3C20H21NO2
4-((Benzyl(methyl)amino)methyl)-6-ethyl-2H-chromen-2-one
CAS 847184-63-8C20H21NO2
(2-Methylpiperidin-1-yl)(9H-xanthen-9-yl)methanone
CAS 349401-33-8C20H21NO2
![1-[5-Methoxy-2-methyl-1-(2-phenylethyl)-1H-indol-3-yl]ethanone chemical structure, C20H21NO2, CAS 380645-68-1](/s/FYAMUYKQZCXSLH-UHFFFAOYSA-N.svg)
1-[5-Methoxy-2-methyl-1-(2-phenylethyl)-1H-indol-3-yl]ethanone
CAS 380645-68-1C20H21NO2
![2-(3,5-Dimethylphenyl)-8-methoxy-1,3-dimethylcyclohepta[c]pyrrol-4(2H)-one chemical structure, C20H21NO2, CAS 461436-54-4](/s/DHHVRYYFVNHNCI-UHFFFAOYSA-N.svg)
2-(3,5-Dimethylphenyl)-8-methoxy-1,3-dimethylcyclohepta[c]pyrrol-4(2H)-one
CAS 461436-54-4C20H21NO2
![1-[(4-Methylpiperidin-1-yl)methyl]benzo[f]chromen-3-one chemical structure, C20H21NO2, CAS 846061-61-8](/s/QKTSAYHGKPREBM-UHFFFAOYSA-N.svg)
1-[(4-Methylpiperidin-1-yl)methyl]benzo[f]chromen-3-one
CAS 846061-61-8C20H21NO2
![1'-Benzylspiro[chroman-2,4'-piperidin]-4-one chemical structure, C20H21NO2, CAS 77264-89-2](/s/VYTXCPHULMDKCP-UHFFFAOYSA-N.svg)
1'-Benzylspiro[chroman-2,4'-piperidin]-4-one
CAS 77264-89-2C20H21NO2
3-(4-Methylbenzyl)-1-(2-phenylethyl)pyrrolidine-2,5-dione
CAS 497942-35-5C20H21NO2
(E)-3-(2-Methoxyphenyl)-1-(3-phenylpyrrolidin-1-yl)prop-2-en-1-one
CAS 1164483-89-9C20H21NO2
![8-[3-(2,3-Dimethylphenoxy)propoxy]quinoline chemical structure, C20H21NO2, CAS 6441-67-4](/s/KZCRYVKPDRVQCO-UHFFFAOYSA-N.svg)
8-[3-(2,3-Dimethylphenoxy)propoxy]quinoline
CAS 6441-67-4C20H21NO2
1,3,3-Trimethylindolino-8'-methoxybenzopyrylospiran
CAS 13433-31-3C20H21NO2
![1-[[(4-Methoxyphenyl)methyl-methylamino]methyl]naphthalen-2-ol chemical structure, C20H21NO2, CAS 727707-63-3](/s/USRGFBQVNBTJOE-UHFFFAOYSA-N.svg)
1-[[(4-Methoxyphenyl)methyl-methylamino]methyl]naphthalen-2-ol
CAS 727707-63-3C20H21NO2
![1-[[(3-Methoxyphenyl)methyl-methylamino]methyl]naphthalen-2-ol chemical structure, C20H21NO2, CAS 851788-29-9](/s/RSHAOMLRIJFHIU-UHFFFAOYSA-N.svg)
1-[[(3-Methoxyphenyl)methyl-methylamino]methyl]naphthalen-2-ol
CAS 851788-29-9C20H21NO2
- N-(3-Acetylphenyl)-2-(5,6,7,8-tetrahydronaphthalen-2-yl)acetamide831240-64-3C20H21NO2
- 1,2,3,4,12,12A-Hexahydro-12-hydroxy-12-PH-pyrido(1,2-B)(2)benzazepin-6(11H)-one53268-28-3C20H21NO2
- 6-Methoxy-1',3',3'-trimethylspiro[chromene-2,2'-indoline]20200-73-1C20H21NO2
- Azepan-1-yl(9H-xanthen-9-yl)methanone346725-57-3C20H21NO2
- 1,8,8-Trimethyl-3-(naphthalen-1-yl)-3-azabicyclo[3.2.1]octane-2,4-dione312598-45-1C20H21NO2
- 2-[4-(Dimethylamino)benzylidene]-7-methoxy-3,4-dihydro-1(2H)-naphthalenone314047-28-4C20H21NO2
- 1-(Biphenyl-4-yl)vinyl piperidine-1-carboxylate1186236-75-8C20H21NO2
- 1-Phenyl-2-[(2,2,4-trimethyl-1H-quinolin-6-yl)oxy]ethanone300732-39-2C20H21NO2
- Ethyl 1-benzyl-2,3-dimethyl-1H-indole-5-carboxylate313536-82-2C20H21NO2
- 2-(4,6-Dimethyl-1-benzofuran-3-yl)-N-(4-methylbenzyl)acetamide873681-54-0C20H21NO2
- 2-Propanol, 1-benzylamino-3-(naphthyloxy)-18542-14-8C20H21NO2
- 1H-Indole-3-carboxaldehyde, 5-butyl-2-(4-methoxyphenyl)-588671-28-7C20H21NO2
- 1-(Azepan-1-ylmethyl)-3H-benzo[f]chromen-3-one848736-16-3C20H21NO2
- 2,2,4-Trimethyl-1,2-dihydroquinolin-6-yl phenylacetate300588-68-5C20H21NO2
- RCS-4-C4 homolog1345966-77-9C20H21NO2
- Morpholine, 4-[1-(4-methoxyphenyl)-3-phenyl-2-propynyl]-114460-94-5C20H21NO2
- 1-(2-Methylpiperidyl)-2-naphtho[2,1-b]furanylethan-1-one616215-10-2C20H21NO2
- N-(4-Methylphenyl)-2-[5-(propan-2-yl)-1-benzofuran-3-yl]acetamide879941-46-5C20H21NO2
- RCS-2-butyl1345966-63-3C20H21NO2
- 5-tert-Butyl-2-(4-methoxyphenyl)-1H-indole-3-carbaldehyde590346-99-9C20H21NO2
- 2-(1-Adamantyl)quinoline-4-carboxylic acid119778-65-3C20H21NO2
- 5,5-Dimethyl-3-(4-phenoxyanilino)-2-cyclohexen-1-one433240-06-3C20H21NO2
- 2-(6,7-Dimethyl-1-benzofuran-3-yl)-N-(2,3-dimethylphenyl)acetamide780774-60-9C20H21NO2
- 9-Hexyl-9H-carbazole-3,6-dicarbaldehyde262291-69-0C20H21NO2
- RefChem:3886525652-36-8C20H21NO2
- Ethyl 2-(1-benzhydrylazetidin-3-ylidene)acetate158602-32-5C20H21NO2
- Aniline, 4-(5,6-dimethoxyindenylidene)methyl-N,N-dimethyl-21899-30-9C20H21NO2
- N-(4-Methoxybenzyl)-1-(4-methoxynaphthalen-1-yl)methanamine331970-56-0C20H21NO2
- 3-Cyclopentyl-N-dibenzofuran-3-ylpropanamide332026-03-6C20H21NO2
- N-[(3,4-Dimethoxyphenyl)methyl]-1-naphthalen-2-ylmethanamine355396-93-9C20H21NO2
- Furan-2-ylmethyl-[2-(4-methoxy-phenyl)-1-phenyl-ethyl]-amine436087-18-2C20H21NO2
- (9H-Fluoren-9-yl)methyl piperidine-1-carboxylate207558-19-8C20H21NO2
- (3Z)-3-[(3-tert-Butyl-4-methoxyphenyl)methylidene]-1H-indol-2-one293302-19-9C20H21NO2
- 7-(Diethylamino)-3-(4-methylphenyl)-2H-1-benzopyran-2-one79485-98-6C20H21NO2
- 1-(4-tert-Butylbenzyl)-1H-indole-2-carboxylic acid915701-06-3C20H21NO2
- N-Desmethylcarboxy terbinafine99473-15-1C20H21NO2
- 9-Anthrylmethyl N,N-diethylcarbamate1228312-05-7C20H21NO2
- 2,2,4-Trimethyl-1,2-dihydroquinolin-6-yl 4-methylbenzoate300704-90-9C20H21NO2
- (3E)-3-[(3-tert-Butyl-4-methoxyphenyl)methylidene]-1H-indol-2-oneC20H21NO2
- Ethanone, 1,1'-(9-butyl-9H-carbazole-3,6-diyl)bis-1483-95-0C20H21NO2
- N-Cyclohexyl-9H-xanthene-9-carboxamide349401-25-8C20H21NO2
- N-(4-Acetylphenyl)-1-phenylcyclopentane-1-carboxamide332392-10-6C20H21NO2
- 1-[2-(3,4-Dimethylphenoxy)ethyl]-2-methyl-1H-indole-3-carbaldehyde496950-89-1C20H21NO2
- 2,2,4-Trimethyl-1,2-dihydro-6-quinolinyl 3-methylbenzoate331260-65-2C20H21NO2
- N-(3-Benzoylphenyl)cyclohexanecarboxamide305361-67-5C20H21NO2
- 2-Methoxy-N-[(4-methoxynaphthalen-1-yl)methyl]-5-methylaniline355819-36-2C20H21NO2
- N-Ethyl-3,5,6-trimethyl-N-phenyl-1-benzofuran-2-carboxamide622349-49-9C20H21NO2
- 5-(4-Methoxyphenyl)-3-(4-toluidino)-2-cyclohexen-1-one333307-77-0C20H21NO2
- N-(3-Acetylphenyl)-1-phenylcyclopentane-1-carboxamide1024165-46-5C20H21NO2
- 2-Indolinone, 3-allyl-3-(2-hydroxypropyl)-1-phenyl-20870-57-9C20H21NO2
- {1-[4-(Benzyloxy)phenyl]-2,5-dimethyl-1H-pyrrol-3-yl}methanol693265-13-3C20H21NO2
- 3-(4-Benzylpiperidin-1-yl)-2-benzofuran-1(3H)-one577960-41-9C20H21NO2
- (E)-3-(4-Methoxyphenyl)-1-(2-methyl-5,6,7,8-tetrahydroquinolin-3-yl)prop-2-en-1-one754963-10-5C20H21NO2
- 4-[(E)-Inden-1-ylidenemethyl]-2,5-dimethoxy-N,N-dimethyl-aniline2428-39-9C20H21NO2
- N-[2-(2,2-Dimethyl-2H-1-benzopyran-6-yl)ethyl]benzamide89764-18-1C20H21NO2
- 2-([1,1'-Biphenyl]-4-yl)-1-((1R,5S)-3-oxa-8-azabicyclo[3.2.1]octan-8-yl)ethanone1396868-81-7C20H21NO2
- Coumarin, 3-phenyl-4-methyl-7-diethylamino-29197-96-4C20H21NO2
- N-Cyclohexyl-2-naphtho[2,1-b]furan-1-ylacetamide616214-87-0C20H21NO2
- 2-[(2-Phenylmethoxynaphthalen-1-yl)methylamino]ethanol861412-62-6C20H21NO2
- Chromone, 6-benzyl-2-(diethylamino)-83767-07-1C20H21NO2
- Chromone, 8-benzyl-2-(diethylamino)-83767-09-3C20H21NO2
- Benzyl benzyl(3-methylenecyclobutyl)carbamate1956355-09-1C20H21NO2
- 4H-Dibenzo(de,g)quinolin-1-ol, 5,6,6a,7-tetrahydro-2-methoxy-6-(2-propenyl)-, (R)-37082-19-2C20H21NO2
- 1-(1-Benzyl-5-ethoxy-2-methyl-1H-indol-3-yl)ethanone342383-24-8C20H21NO2
- N-(2,5-Dimethylphenyl)-3,5,6-trimethyl-1-benzofuran-2-carboxamide622348-99-6C20H21NO2
- Ethyl 1-benzyl-4-phenyl-2,5-dihydro-1H-pyrrole-3-carboxylate885956-81-0C20H21NO2
- N-(4-Methoxybenzyl)-1-(2-methoxynaphthalen-1-yl)methanamine881442-78-0C20H21NO2
- 8-Quinolinyl tricyclo[3.3.1.13,7]decane-1-carboxylate696649-42-0C20H21NO2
- Ethyl 2-[(diphenylmethylene)amino]-4-pentenoate80741-40-8C20H21NO2
- 1'-Benzylspiro[isochromane-3,4'-piperidin]-1-one75930-65-3C20H21NO2
- 3-Hydroxy-2-(p-Diethylaminophenyl-methylidene)-1-Indanone41523-30-2C20H21NO2
- (4-Hydroxyphenyl)-(1-pentylindol-3-yl)methanone1443988-18-8C20H21NO2
- 8-Methoxy-3,3,5,11-tetramethyl-3,11-dihydropyrano[3,2-a]carbazole24123-98-6C20H21NO2
- N-(4-Ethylphenyl)-3,5,6-trimethyl-1-benzofuran-2-carboxamide622349-32-0C20H21NO2
- Benzo(6,7)cyclohept(1,2-b)-1,4-oxazine, 2,3,4,4a,5,6,7,11b-octahydro-4-benzoyl-, trans-105124-64-9C20H21NO2
- 4-[2-(2,6-Dimethyl-phenoxy)-ethyl]-5-methyl-2-phenyl-oxazole475480-95-6C20H21NO2
Frequently asked questions
What is the molar mass of C20H21NO2?
The molar mass of C20H21NO2 is 307.39 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 314.2012 Da.
How many compounds have the formula C20H21NO2?
CompoundList lists 221 compounds with the molecular formula C20H21NO2, including Moxaverine, 3-Benzyl-1-butyl-4-hydroxyquinolin-2(1H)-one, 3-(Benzylamino)-5-(4-methoxyphenyl)cyclohex-2-en-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 C20H21NO2?
C20H21NO2 has a degree of unsaturation of 11. 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.