Molecular formula
C19H21NO2
392 compounds have this formula on CompoundList.
- Molar mass
- 295.38g/mol
- Monoisotopic mass
- 295.1572Da
- Atoms
- 43
- Elements
- 4
- Rings plus double bonds
- 10
The formula C19H21NO2 describes a molecule made of 19 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 × 1977.26%12.011 × 19 = 228.209 g/mol
- H Hydrogen × 217.17%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 14.74%14.007 × 1 = 14.007 g/mol
- O Oxygen × 210.83%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C19H21NO2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 301 to 392 of 392 compounds
(5-Cyclopropyl-6-methoxypyridin-2-yl)(4-isopropylphenyl)methanone
CAS 1310948-52-7C19H21NO2
Ethyl 2-benzyl-1,2,3,4-tetrahydroisoquinoline-1-carboxylate
CAS 1085539-18-9C19H21NO2
1-(2-Hydroxy-1,2-diphenylpropyl)pyrrolidin-2-one
CAS 917965-98-1C19H21NO2
![1-[(1S,2R)-2-Methoxy-1,2-diphenylethyl]pyrrolidin-2-one chemical structure, C19H21NO2, CAS 917965-38-9](/s/UZTGVLGUSVUFIJ-RBUKOAKNSA-N.svg)
1-[(1S,2R)-2-Methoxy-1,2-diphenylethyl]pyrrolidin-2-one
CAS 917965-38-9C19H21NO2
![Phenyl{(2r)-4-[(1r)-1-phenylethyl]morpholin-2-yl}methanone chemical structure, C19H21NO2, CAS 668470-85-7](/s/MWPVKXIQMOGJEK-CRAIPNDOSA-N.svg)
Phenyl{(2r)-4-[(1r)-1-phenylethyl]morpholin-2-yl}methanone
CAS 668470-85-7C19H21NO2
4-(3,4-Dihydro-1H-isoquinolin-2-ylmethyl)benzoic acid ethyl ester
CAS 1186634-31-0C19H21NO2
10-Butyl-2-ethoxyacridin-9(10H)-one
CAS 437992-21-7C19H21NO2
![3-[4-(Diethylamino)-2-methylphenyl]-2-benzofuran-1(3H)-one chemical structure, C19H21NO2, CAS 62633-21-0](/s/JREMKMGZTFGVSM-UHFFFAOYSA-N.svg)
3-[4-(Diethylamino)-2-methylphenyl]-2-benzofuran-1(3H)-one
CAS 62633-21-0C19H21NO2
Benzyl cyclopropyl(1-phenylethyl)carbamate
CAS 92220-75-2C19H21NO2
![1-[3-(Benzyloxy)propyl]indoline-5-carbaldehyde chemical structure, C19H21NO2, CAS 459868-63-4](/s/KJFYVBVEXHBICI-UHFFFAOYSA-N.svg)
1-[3-(Benzyloxy)propyl]indoline-5-carbaldehyde
CAS 459868-63-4C19H21NO2
2-(4-Hydroxy-3-methylphenyl)-1-(3-phenylpyrrolidin-1-yl)ethanone
CAS 2034616-45-8C19H21NO2
1-Benzyl-4-methyl-4-phenylpyrrolidine-3-carboxylic acid
CAS 1865506-77-9C19H21NO2
![2-(2,5-Dimethylfuran-3-carbonyl)-6-phenyl-2-azaspiro[3.3]heptane chemical structure, C19H21NO2, CAS 2379988-29-9](/s/ZPYRPYZSDGAQJS-UHFFFAOYSA-N.svg)
2-(2,5-Dimethylfuran-3-carbonyl)-6-phenyl-2-azaspiro[3.3]heptane
CAS 2379988-29-9C19H21NO2
![5-[(1-Benzylaziridin-2-yl)methoxy]-2,3-dihydro-1H-inden-2-ol chemical structure, C19H21NO2, CAS 2411241-40-0](/s/XZVRCLUIEYKLMC-UHFFFAOYSA-N.svg)
5-[(1-Benzylaziridin-2-yl)methoxy]-2,3-dihydro-1H-inden-2-ol
CAS 2411241-40-0C19H21NO2
![N-Methyl-N-[(2-propoxynaphthalen-1-yl)methyl]but-2-ynamide chemical structure, C19H21NO2, CAS 2411305-99-0](/s/KKLJZQPRUQLQDL-UHFFFAOYSA-N.svg)
N-Methyl-N-[(2-propoxynaphthalen-1-yl)methyl]but-2-ynamide
CAS 2411305-99-0C19H21NO2
N-9H-Xanthen-9-ylhexanamide
CAS 19432-92-9C19H21NO2
![1-(Cyclopropylmethyl)-2-[(4-phenoxyphenoxy)methyl]aziridine chemical structure, C19H21NO2, CAS 2418720-17-7](/s/ZKPHTPJKMGWZTC-UHFFFAOYSA-N.svg)
1-(Cyclopropylmethyl)-2-[(4-phenoxyphenoxy)methyl]aziridine
CAS 2418720-17-7C19H21NO2
1-(Diphenylmethyl)-L-proline methyl ester
CAS 1262029-38-8C19H21NO2
Quinoline, 1,2,3,4-tetrahydro-1-(3-methyl-1,4-benzodioxan-2-ylmethyl)-
CAS 111412-71-6C19H21NO2
![5,8,13,13a-Tetrahydro-10,11-dimethoxy-6H-dibenzo[a,g]quinolizine chemical structure, C19H21NO2, CAS 3972-73-4](/s/OPKZBXNQCGXGCS-UHFFFAOYSA-N.svg)
5,8,13,13a-Tetrahydro-10,11-dimethoxy-6H-dibenzo[a,g]quinolizine
CAS 3972-73-4C19H21NO2
1-(Furan-2-yl)-1-phenyl-4-(piperidin-1-yl)but-2-yn-1-ol
CAS 968-65-0C19H21NO2
N,N-Dimethyl-2,2-diphenyloxolane-3-carboxamide
CAS 175292-36-1C19H21NO2
![3,4-Dihydro-1-[(4-methoxyphenyl)methyl]-3,3-dimethyl-2(1H)-quinolinone chemical structure, C19H21NO2, CAS 1215765-62-0](/s/MRGQWKHGBKKGRT-UHFFFAOYSA-N.svg)
3,4-Dihydro-1-[(4-methoxyphenyl)methyl]-3,3-dimethyl-2(1H)-quinolinone
CAS 1215765-62-0C19H21NO2
Benzyl (2S,4R)-4-(o-tolyl)pyrrolidine-2-carboxylate
CAS 2766203-39-6C19H21NO2
- (4-Butoxyphenyl)-(2,3-dihydroindol-1-yl)methanone622379-19-5C19H21NO2
- Benzyl N-benzyl-N-(but-3-en-1-yl)carbamate123934-05-4C19H21NO2
- Benzyl N-(1-phenylpent-4-en-2-yl)carbamate168271-83-8C19H21NO2
- (R)-Benzyl 1-((S)-1-phenylethyl)azetidine-2-carboxylate249734-37-0C19H21NO2
- Benzyl N-(2-phenylpent-4-en-1-yl)carbamate886576-70-1C19H21NO2
- 1-(Morpholin-4-yl)-2,3-diphenylpropan-1-one93378-48-4C19H21NO2
- N,N-Diethyl-2-(4-methylbenzoyl)benzamide112162-73-9C19H21NO2
- Ethyl 4-(hex-1-ynyl)-2-methylquinoline-3-carboxylate1072913-45-1C19H21NO2
- trans-(1R,2S)-N-[1-(2,3-Dihydro-1,4-benzodioxin-6-yl)ethyl]-2-phenylcyclopropan-1-amine1235864-15-9C19H21NO2
- 7-tert-Butyl-5-(4-methoxyphenyl)-2-methyl-1,3-benzoxazole88740-87-8C19H21NO2
- Methyl 5-(benzylamino)-5-phenylpent-2-enoate110362-19-1C19H21NO2
- 1-(2,7-Dimethoxy-9H-fluoren-9-yl)pyrrolidine116997-65-0C19H21NO2
- 1-(4-{(E)-[(4-Methoxyphenyl)methylidene]amino}phenyl)pentan-1-one42243-49-2C19H21NO2
- 2-Benzyl-3-butyl-3-hydroxy-2,3-dihydro-1H-isoindol-1-one666827-63-0C19H21NO2
- Phenyl 4-(2-methylphenyl)piperidine-1-carboxylate651053-87-1C19H21NO2
- 4,4'-(5-Ethyl-2-methyl-3,4-dihydro-2H-pyrrole-4,4-diyl)diphenol62572-79-6C19H21NO2
- 5-Amino-1-methoxy-1,1-diphenylhex-4-en-3-one61449-27-2C19H21NO2
- Butyl 3-(9H-carbazol-9-yl)propanoate88107-74-8C19H21NO2
- 5-(Benzylamino)-1-(4-methoxyphenyl)pent-1-en-3-one824938-71-8C19H21NO2
- [(2S)-2-(3-Methoxyphenyl)piperidin-1-yl](phenyl)methanone920512-85-2C19H21NO2
- [(2R)-2-(3-Methoxyphenyl)piperidin-1-yl](phenyl)methanone920512-84-1C19H21NO2
- Ethyl 3-phenyl-3-[(1-phenylethyl)amino]prop-2-enoate920312-81-8C19H21NO2
- 1-Phenyl-3-{2-[(propan-2-yl)oxy]anilino}but-2-en-1-one919083-22-0C19H21NO2
- 1-Phenyl-3-(2-propoxyanilino)but-2-en-1-one919083-21-9C19H21NO2
- 4-((S)-4-((R)-1-Phenylethyl)morpholin-2-yl)benzaldehydeC19H21NO2
- Benzyl N-(1-phenylpent-4-en-1-yl)carbamate928673-83-0C19H21NO2
- (11E)-11-[3-(Dimethylamino)propylidene]-6,11-dihydrodibenzo[b,e]oxepin-4-ol131523-95-0C19H21NO2
- Benzyl N-(2-phenylethyl)-N-(prop-2-en-1-yl)carbamate1428098-37-6C19H21NO2
- (2-(2-Methoxyphenyl)piperidin-1-yl)(phenyl)methanone1355181-68-8C19H21NO2
- Benzoic acid, 2-((2-methyl-3-(4-methylphenyl) propylidene)amino)-, methyl ester126948-54-7C19H21NO2
- 1-Benzhydryl-2,2-dimethylazetidine-3-carboxylic acid2446668-73-9C19H21NO2
- (R)-1-Benzhydryl-2,2-dimethylazetidine-3-carboxylic acid2920232-69-3C19H21NO2
- 3-[(4-Phenylcyclohexyl)amino]benzoic acid2803937-44-0C19H21NO2
- Benzyl N-[(R)-cyclobutyl(phenyl)methyl]carbamate2803757-66-4C19H21NO2
- 1-Methyl-N-(naphthalen-2-yl)-2-oxabicyclo[2.2.2]octane-4-carboxamide2416233-52-6C19H21NO2
- 4-Methyl-N-(naphthalen-2-yl)-2-oxabicyclo[2.2.2]octane-1-carboxamide2416231-55-3C19H21NO2
- Benzyl N-(3-methyl-1-phenylbut-3-en-1-yl)carbamate2428617-20-1C19H21NO2
- 3-[3-(Benzyloxy)benzoyl]piperidine2680752-04-7C19H21NO2
- Benzyl N-benzyl-N-(2-methylprop-2-en-1-yl)carbamate2680795-42-8C19H21NO2
- Benzyl N-[(4-methylphenyl)methyl]-N-(prop-2-en-1-yl)carbamate2680670-63-5C19H21NO2
- Benzyl N-methyl-N-(3-phenylbut-3-en-2-yl)carbamate2770498-92-3C19H21NO2
- 1-[6-(4-Cyclohexylphenoxy)-3-pyridinyl]ethanone2322750-41-2C19H21NO2
- 3-(3-(tert-Butyl)-5-ethynyl-4-methoxyphenyl)-2-methoxypyridine1206775-02-1C19H21NO2
- 2-(Benzyloxy)-N-isopropyl-4-vinylbenzamide3078438-70-4C19H21NO2
- N-((Tetrahydro-2H-pyran-4-yl)methyl)-5-vinyl-2-naphthamide3078560-73-0C19H21NO2
- (4-Methoxypiperidin-1-yl)(5-vinylnaphthalen-2-yl)methanone3078457-82-3C19H21NO2
- N-Cbz-3-methyl-1-phenyl-2-buten-1-amine1204595-24-3C19H21NO2
- Methyl (2R,3R)-1-benzyl-2-phenylpyrrolidine-3-carboxylate2133459-00-2C19H21NO2
- 4-Benzylpiperidin-1-yl benzoate1821092-13-0C19H21NO2
- tert-Butyl (Z)-(2-styrylphenyl)carbamate936641-28-0C19H21NO2
- tert-Butyl (2-styrylphenyl)carbamate1979149-13-7C19H21NO2
- 4-Piperidinone,2-(4-methoxyphenyl)-3-methyl-6-phenyl-65627-91-0C19H21NO2
- (2-Methyl-1-piperidinyl)(4-phenoxyphenyl)methanone1993156-00-5C19H21NO2
- N-Benzyl-N-cyclopropyl-3-(2-hydroxyphenyl)propanamide2183721-64-2C19H21NO2
- 1-(2-Phenoxyethyl)-4-phenylpiperidin-2-one869623-88-1C19H21NO2
- 1-(2-Phenoxyethyl)-3-phenylpiperidin-2-one869623-87-0C19H21NO2
- Isobutyl (E)-(2-styrylphenyl)carbamate2104040-80-2C19H21NO2
- Butyl (E)-(2-styrylphenyl)carbamate2104040-79-9C19H21NO2
- tert-Butyl (E)-(3-styrylphenyl)carbamate2104040-83-5C19H21NO2
- 8-([1,1'-Biphenyl]-2-yl)-1,4-dioxa-8-aZaspiro[4.5]decane2676172-23-7C19H21NO2
- 2,3-Dihydro-6-(1-piperidinyl)-1H-xanthene-4-carboxaldehyde2010921-57-8C19H21NO2
- Methyl (2S,3R)-1-benzhydryl-2-methylazetidine-3-carboxylate2920219-54-9C19H21NO2
- Methyl (2R,3R)-1-benzhydryl-2-methylazetidine-3-carboxylate2920239-65-0C19H21NO2
- Methyl (2S)-1-benzhydryl-2-methylazetidine-3-carboxylate2920319-32-8C19H21NO2
- Methyl (2R)-1-benzhydryl-2-methylazetidine-3-carboxylate2920318-83-6C19H21NO2
- trans-Methyl 1-benzyl-2-phenylpyrrolidine-3-carboxylateC19H21NO2
- Methyl 5-(4-methylquinolin-2-yl)bicyclo[3.1.1]heptane-1-carboxylate3029545-78-3C19H21NO2
- (E)-7-(4-Methylphenyl)-7-pyridin-3-ylhept-6-enoic acid89667-48-1C19H21NO2
Frequently asked questions
What is the molar mass of C19H21NO2?
The molar mass of C19H21NO2 is 295.38 g/mol, calculated from standard atomic weights for 19 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 295.1572 Da.
How many compounds have the formula C19H21NO2?
CompoundList lists 392 compounds with the molecular formula C19H21NO2, including (5-Cyclopropyl-6-methoxypyridin-2-yl)(4-isopropylphenyl)methanone, Ethyl 2-benzyl-1,2,3,4-tetrahydroisoquinoline-1-carboxylate, 1-(2-Hydroxy-1,2-diphenylpropyl)pyrrolidin-2-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 C19H21NO2?
C19H21NO2 has a degree of unsaturation of 10. 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.