Molecular formula
C20H19NO3
319 compounds have this formula on CompoundList.
- Molar mass
- 321.38g/mol
- Monoisotopic mass
- 327.1742Da
- Atoms
- 43
- Elements
- 4
- Rings plus double bonds
- 12
The formula C20H19NO3 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom 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 × 2074.75%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 195.96%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 14.36%14.007 × 1 = 14.007 g/mol
- O Oxygen × 314.93%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C20H19NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 319 compounds
Pyriproxyfen
CAS 95737-68-1C20H19NO3
Acronycine
CAS 7008-42-6C20H19NO3
4-(2,6-Dimethylmorpholine-4-carbonyl)-9H-fluoren-9-one
CAS 325986-23-0C20H19NO3
3-Benzoyl-7-(diethylamino)chromen-2-one
CAS 77016-78-5C20H19NO3
![N-(4-Methoxyphenyl)-5-[(4-methylphenyl)methyl]furan-2-carboxamide chemical structure, C20H19NO3, CAS 6120-80-5](/s/BJVUMLSJBYDDKN-UHFFFAOYSA-N.svg)
N-(4-Methoxyphenyl)-5-[(4-methylphenyl)methyl]furan-2-carboxamide
CAS 6120-80-5C20H19NO3
(Z)-7-((Dimethylamino)methyl)-6-hydroxy-2-((E)-3-phenylallylidene)benzofuran-3(2H)-one
CAS 899411-94-0C20H19NO3
![8-Methoxy-1,3-dimethyl-2-(2-oxo-2-phenylethyl)cyclohepta[c]pyrrol-4(2H)-one chemical structure, C20H19NO3, CAS 780779-12-6](/s/HGSATNLIHMOAMJ-UHFFFAOYSA-N.svg)
8-Methoxy-1,3-dimethyl-2-(2-oxo-2-phenylethyl)cyclohepta[c]pyrrol-4(2H)-one
CAS 780779-12-6C20H19NO3
1-Oxo-1-phenylpropan-2-yl 3-(1H-indol-3-yl)propanoate
CAS 799266-15-2C20H19NO3
Amplidione
CAS 27591-42-0C20H19NO3
![2-[(E)-2-(3-Ethoxy-2-methoxyphenyl)ethenyl]quinolin-8-ol chemical structure, C20H19NO3, CAS 690668-14-5](/s/BEWHEVYVOMMARC-ACCUITESSA-N.svg)
2-[(E)-2-(3-Ethoxy-2-methoxyphenyl)ethenyl]quinolin-8-ol
CAS 690668-14-5C20H19NO3
N-FMOC-3-piperidinone
CAS 672310-11-1C20H19NO3
3-(Furan-2-yl)-N-(4-methoxyphenyl)-3-phenylpropanamide
CAS 713114-04-6C20H19NO3
Auxinole
CAS 86445-22-9C20H19NO3
![3-[1-(4-Methoxyphenyl)-5-phenyl-1H-pyrrol-2-yl]propanoic acid chemical structure, C20H19NO3, CAS 340296-60-8](/s/UPILSVKHKRZQFJ-UHFFFAOYSA-N.svg)
3-[1-(4-Methoxyphenyl)-5-phenyl-1H-pyrrol-2-yl]propanoic acid
CAS 340296-60-8C20H19NO3
![(E)-3-[1-[2-(4-Methylphenoxy)ethyl]indol-3-yl]prop-2-enoic acid chemical structure, C20H19NO3, CAS 1523528-01-9](/s/HNRQHXNEKIVLTR-DHZHZOJOSA-N.svg)
(E)-3-[1-[2-(4-Methylphenoxy)ethyl]indol-3-yl]prop-2-enoic acid
CAS 1523528-01-9C20H19NO3
7-Hydroxy-3-phenyl-8-(pyrrolidin-1-ylmethyl)-4H-chromen-4-one
CAS 448238-32-2C20H19NO3
Quinoline, 4-(2,4,5-trimethoxystyryl)-
CAS 2878-62-8C20H19NO3
N-(4-Ethoxyphenyl)-2-(1-naphthyloxy)acetamide
CAS 443644-39-1C20H19NO3
N-(3,4,5-Trimethoxybenzylidene)-2-naphthalenamine
CAS 292644-17-8C20H19NO3
![2-[(2-Methoxyanilino)methylene]-5-phenylcyclohexane-1,3-dione chemical structure, C20H19NO3, CAS 401837-42-1](/s/LLOMJUNMVNHEBZ-UHFFFAOYSA-N.svg)
2-[(2-Methoxyanilino)methylene]-5-phenylcyclohexane-1,3-dione
CAS 401837-42-1C20H19NO3
Ethyl 6-(benzyloxy)-2-methylquinoline-3-carboxylate
CAS 328276-43-3C20H19NO3
![3-[1-(2-Methoxyphenyl)-5-phenyl-1H-pyrrol-2-yl]propanoic acid chemical structure, C20H19NO3, CAS 431986-19-5](/s/HPWLREPNWJIKFD-UHFFFAOYSA-N.svg)
3-[1-(2-Methoxyphenyl)-5-phenyl-1H-pyrrol-2-yl]propanoic acid
CAS 431986-19-5C20H19NO3
![1-[4-(3-Acetyl-5-methoxy-2-methyl-1H-indol-1-yl)phenyl]ethanone chemical structure, C20H19NO3, CAS 312945-61-2](/s/VMOTWBQYNBAVNK-UHFFFAOYSA-N.svg)
1-[4-(3-Acetyl-5-methoxy-2-methyl-1H-indol-1-yl)phenyl]ethanone
CAS 312945-61-2C20H19NO3
2-(3,4-Dimethoxyphenyl)-N-naphthalen-1-ylacetamide
CAS 551926-02-4C20H19NO3
- tert-Butyl 4-benzoyl-1H-indole-1-carboxylate1820620-28-7C20H19NO3
- N-[(4-Ethylphenyl)methyl]-N-methyl-4-oxochromene-2-carboxamide879153-09-0C20H19NO3
- N-[4-(1,3-Dioxo-2,3-dihydro-1H-inden-2-yl)phenyl]pentanamide81386-25-6C20H19NO3
- 5-Benzoyl-1-(4-methoxyphenyl)-6-methyl-3,4-dihydropyridin-2-one171506-54-0C20H19NO3
- Cms-1211353224-53-9C20H19NO3
- 1-(4-Methylphenyl)-1-oxopropan-2-yl (1H-indol-3-yl)acetate1008220-87-8C20H19NO3
- Alpha,alpha-dimethyl-4-nitrobenzyl 1-methyl-2-naphthyl ether14851-08-2C20H19NO3
- 3-[(1,3-Benzodioxol-5-ylmethyl)amino]-5-phenylcyclohex-2-en-1-one312626-63-4C20H19NO3
- 1'-Benzoylspiro[chroman-2,4'-piperidin]-4-one136080-49-4C20H19NO3
- 6,8-Dimethyl-N-(4-methylbenzyl)-4-oxo-4H-chromene-2-carboxamide872869-33-5C20H19NO3
- N-(Furan-2-ylmethyl)-2-[4-(4-methylphenyl)phenoxy]acetamide303032-19-1C20H19NO3
- N-(4-Ethylphenyl)-7,8-dimethyl-4-oxo-4H-chromene-2-carboxamide874146-50-6C20H19NO3
- N-[2-Methyl-6-(propan-2-yl)phenyl]-2-oxo-2H-chromene-3-carboxamide307539-67-9C20H19NO3
- (5-Hydroxy-2-phenylbenzofuran-3-yl)(piperidin-1-yl)methanone300556-80-3C20H19NO3
- 4-Methyl-9-(4-methylbenzyl)-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one858767-52-9C20H19NO3
- N-(2,5-Dimethylphenyl)-6,8-dimethyl-4-oxo-4H-chromene-2-carboxamide872866-46-1C20H19NO3
- N-(2,5-Dimethylphenyl)-6-ethyl-4-oxo-4H-chromene-2-carboxamide874205-79-5C20H19NO3
- 2-[4-(3,4-Methylenedioxyphenyl)butyl]-4(1H)-quinolinone17889-77-9C20H19NO3
- 1-Methoxy-N-(2-phenoxyethyl)naphthalene-2-carboxamide311777-01-2C20H19NO3
- 7-Hydroxy-3-phenyl-8-(pyrrolidin-1-ylmethyl)-2H-chromen-2-one887218-14-6C20H19NO3
- (Z)-2-Benzylidene-6-hydroxy-7-(pyrrolidin-1-ylmethyl)benzofuran-3(2H)-one887214-56-4C20H19NO3
- N-[2-(3-Methoxyphenoxy)ethyl]naphthalene-1-carboxamide461395-57-3C20H19NO3
- 2-[(E)-2-(3,4,5-Trimethoxyphenyl)ethenyl]quinoline77669-31-9C20H19NO3
- Ethyl 2-(6-methyl-2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)acetate65418-22-6C20H19NO3
- 2-(Phenoxymethyl)-N-(2-phenylethyl)furan-3-carboxamide890613-11-3C20H19NO3
- 9-Isopropyl-3-phenyl-9,10-dihydrochromeno[8,7-e][1,3]oxazin-4(8H)-one951980-19-1C20H19NO3
- 2,2-Dimethyl-N-(4-oxo-2-phenylchromen-6-yl)propanamide923139-46-2C20H19NO3
- 3-(3,4-Dihydroquinolin-1(2H)-ylcarbonyl)-3-methyl-3,4-dihydro-1H-isochromen-1-one890646-49-8C20H19NO3
- 3-Phenyl-9-propyl-9,10-dihydrochromeno[8,7-e][1,3]oxazin-4(8H)-one1010885-84-3C20H19NO3
- 3-Acetyl-4-hydroxy-5-oxo-2-phenyl-1-(phenylethyl)-3-pyrroline1017632-43-7C20H19NO3
- NDH-1 inhibitor-1173964-49-3C20H19NO3
- 1 suppliersCdc25B-IN-12374831-10-2C20H19NO3
- 9-Benzyl-4-ethyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one861111-57-1C20H19NO3
- 5-(2-Oxo-2-phenylethoxy)-2-propylisoquinolin-1(2H)-one898411-67-1C20H19NO3
- 3-(3,4-Dihydroquinolin-1(2H)-ylcarbonyl)-7-methyl-3,4-dihydro-1H-isochromen-1-one890646-44-3C20H19NO3
- 1 suppliers1-Fmoc-4-piperidone204376-55-6C20H19NO3
- 5H-(1)Benzopyrano(3,4-c)pyrid-5-one, 1,2,3,4-tetrahydro-3-benzyl-10-hydroxy-8-methyl-27296-60-2C20H19NO3
- 3-(5-{[(2-Phenylethyl)amino]methyl}furan-2-yl)benzoic acid932200-96-9C20H19NO3
- N-Ethyl-2-(7-methyl-2-oxo-2H-chromen-4-yl)-N-phenylacetamide919856-17-0C20H19NO3
- 2-(Morpholin-4-yl)-2,5-diphenylfuran-3(2H)-one7495-26-3C20H19NO3
- 4-(Spiro[chromene-2,4''-piperidine]-4-yl)benzoic acid850174-13-9C20H19NO3
- 2-(4-Isopropoxyphenyl)-8-methylquinoline-4-carboxylic acid438226-06-3C20H19NO3
- 2-(4-Isopropoxyphenyl)-6-methylquinoline-4-carboxylic acid438220-76-9C20H19NO3
- 2-(3-Isopropoxyphenyl)-6-methylquinoline-4-carboxylic acid438212-49-8C20H19NO3
- 2-(4-Butoxyphenyl)quinoline-4-carboxylic acid51842-70-7C20H19NO3
- 2-(3-Butoxyphenyl)quinoline-4-carboxylic acid350997-43-2C20H19NO3
- 2-(4-Ethoxyphenyl)-6,8-dimethylquinoline-4-carboxylic acid438230-44-5C20H19NO3
- 2-(3-Isobutoxyphenyl)quinoline-4-carboxylic acid350997-45-4C20H19NO3
- 8-Methyl-2-(4-propoxyphenyl)quinoline-4-carboxylic acid438232-72-5C20H19NO3
- 2-(4-Ethoxyphenyl)-3,6-dimethylquinoline-4-carboxylic acid438218-83-8C20H19NO3
- Benzyl 2-benzyl-4-oxo-3,4-dihydropyridine-1(2H)-carboxylate150708-76-2C20H19NO3
- 6-Methyl-2-(3-propoxyphenyl)quinoline-4-carboxylic acid438220-64-5C20H19NO3
- 6-Methyl-2-(4-propoxyphenyl)quinoline-4-carboxylic acid438217-48-2C20H19NO3
- 2-(3-Ethoxyphenyl)-7,8-dimethylquinoline-4-carboxylic acid895967-47-2C20H19NO3
- N-[2-(2-Methoxyphenoxy)ethyl]naphthalene-1-carboxamide328281-01-2C20H19NO3
- 9-(2,4-Dimethylphenyl)-4-methyl-8,10-dihydropyrano[2,3-f][1,3]benzoxazin-2-one307535-41-7C20H19NO3
- N-[(2-Hydroxynaphthalen-1-yl)-(4-methoxyphenyl)methyl]acetamide332174-62-6C20H19NO3
- 2-(3-Ethoxyphenyl)-6,8-dimethylquinoline-4-carboxylic acid588674-01-5C20H19NO3
- 2-(1-Methylindol-3-yl)-4-(4-methylphenyl)-4-oxobutanoic acid54104-22-2C20H19NO3
- 4-(2-(3,4,5-Trimethoxyphenyl)vinyl)quinoline2859-98-5C20H19NO3
- 2-(3-Isopropoxyphenyl)-8-methylquinoline-4-carboxylic acid932841-21-9C20H19NO3
- N-(2,5-Dimethoxyphenyl)-2-naphthalen-1-ylacetamide352347-33-2C20H19NO3
- 9-(4-Ethylphenyl)-4-methyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one307535-40-6C20H19NO3
- N-(2,4-Dimethoxyphenyl)-1-naphthaleneacetamide499997-39-6C20H19NO3
- 2-(4-Isobutoxyphenyl)quinoline-4-carboxylic acid350997-44-3C20H19NO3
- Fmoc-Pro-Wang resin228715-44-4C20H19NO3
- 2-(2-Isopropoxyphenyl)-8-methylquinoline-4-carboxylic acid932928-82-0C20H19NO3
- N-(2-Methoxy-5-methylphenyl)-2-naphthalen-1-yloxyacetamide420823-57-0C20H19NO3
- Propyl 2-(4-methoxyphenyl)quinoline-4-carboxylate355433-94-2C20H19NO3
- (3,4-Dimethoxyphenyl)[4-(4-methylphenyl)-1H-pyrrol-3-yl]methanone478031-28-6C20H19NO3
- 2-(2-Ethoxyphenyl)-6,8-dimethylquinoline-4-carboxylic acid897554-46-0C20H19NO3
- 2-(4-Methoxyphenyl)-3,6,8-trimethylquinoline-4-carboxylic acid932841-53-7C20H19NO3
- N-{4-Oxo-2-[4-(propan-2-yl)phenyl]-4H-chromen-6-yl}acetamide923677-44-5C20H19NO3
- N-(2-Methoxybenzyl)-7-methyl-1-benzoxepine-4-carboxamide1049035-82-6C20H19NO3
- N-(4-Methoxybenzyl)-2-(naphthalen-2-yloxy)acetamide546069-13-0C20H19NO3
- 13,13-Dimethyl-7-oxo-11b,12-dihydro-5H-isoindolo[2,1-b][2]benzazepine-8-carboxylic acid496018-49-6C20H19NO3
Frequently asked questions
What is the molar mass of C20H19NO3?
The molar mass of C20H19NO3 is 321.38 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 327.1742 Da.
How many compounds have the formula C20H19NO3?
CompoundList lists 319 compounds with the molecular formula C20H19NO3, including Pyriproxyfen, Acronycine, 4-(2,6-Dimethylmorpholine-4-carbonyl)-9H-fluoren-9-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 C20H19NO3?
C20H19NO3 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.