Molecular formula
C20H19NO4
394 compounds have this formula on CompoundList.
- Molar mass
- 337.37g/mol
- Monoisotopic mass
- 343.1452Da
- Atoms
- 44
- Elements
- 4
- Rings plus double bonds
- 12
The formula C20H19NO4 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 4 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 × 2071.20%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 195.68%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 14.15%14.007 × 1 = 14.007 g/mol
- O Oxygen × 418.97%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C20H19NO4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 301 to 394 of 394 compounds
Benzyl 2-(4-methoxyphenyl)-4-oxo-3,4-dihydropyridine-1(2H)-carboxylate
CAS 934609-13-9C20H19NO4
3-(1H-Indol-3-yl)-1-(3,4,5-trimethoxyphenyl)prop-2-en-1-one
CAS 170488-48-9C20H19NO4
methanone chemical structure, C20H19NO4, CAS 1016544-00-5](/s/RFPHZKCIUXASOV-UHFFFAOYSA-N.svg)
[3-(1H-Pyrrol-2-yl)phenyl](3,4,5-trimethoxyphenyl)methanone
CAS 1016544-00-5C20H19NO4
3-(1-Benzoyl-5-methoxy-1H-indol-3-yl)-propionic acid methyl ester
CAS 835620-02-5C20H19NO4
Ethyl 1-benzyl-4-(furan-2-ylmethylene)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate
CAS 1068516-15-3C20H19NO4
![3-{4-[2-(4-Nitrophenyl)ethenyl]phenyl}propyl prop-2-enoate chemical structure, C20H19NO4, CAS 650140-02-6](/s/MMXJSDBAXDQALF-UHFFFAOYSA-N.svg)
3-{4-[2-(4-Nitrophenyl)ethenyl]phenyl}propyl prop-2-enoate
CAS 650140-02-6C20H19NO4
![2-[2-(3,4-Diethoxyphenyl)ethenyl]-4H-3,1-benzoxazin-4-one chemical structure, C20H19NO4, CAS 64258-31-7](/s/UKDCMWKACPSHOW-UHFFFAOYSA-N.svg)
2-[2-(3,4-Diethoxyphenyl)ethenyl]-4H-3,1-benzoxazin-4-one
CAS 64258-31-7C20H19NO4
![4-({[(Anthracen-9-yl)methoxy]carbonyl}amino)butanoic acid chemical structure, C20H19NO4, CAS 844473-80-9](/s/MVOUYOLOPXPYCC-UHFFFAOYSA-N.svg)
4-({[(Anthracen-9-yl)methoxy]carbonyl}amino)butanoic acid
CAS 844473-80-9C20H19NO4
1-(9H-Fluoren-9-ylmethyl) 3-methyl azetidine-1,3-dicarboxylate
CAS 1820604-93-0C20H19NO4
![Ethyl 3-[(phenylmethoxy)carbonyl]-1H-indole-1-acetate chemical structure, C20H19NO4, CAS 148357-05-5](/s/FNKGTNGHRCDUCG-UHFFFAOYSA-N.svg)
Ethyl 3-[(phenylmethoxy)carbonyl]-1H-indole-1-acetate
CAS 148357-05-5C20H19NO4
![1,3-Dihydro-alpha-[(4-methylphenyl)methyl]-1,3-dioxo-2H-isoindole-2-acetic acid ethyl ester chemical structure, C20H19NO4, CAS 352310-44-2](/s/YCUMEHAOHLLTQV-UHFFFAOYSA-N.svg)
1,3-Dihydro-alpha-[(4-methylphenyl)methyl]-1,3-dioxo-2H-isoindole-2-acetic acid ethyl ester
CAS 352310-44-2C20H19NO4
Methyl (3S,4R)-4-(nitromethyl)-3,6-diphenylhex-5-ynoate
CAS 1401519-87-6C20H19NO4
![N-Methoxy-N-methyl-8-oxo-8,9,10,11-tetrahydro-5H-dibenzo[c,g]chromene-3-carboxamide chemical structure, C20H19NO4, CAS 1960420-89-6](/s/HRMDTMKCKFXDPS-UHFFFAOYSA-N.svg)
N-Methoxy-N-methyl-8-oxo-8,9,10,11-tetrahydro-5H-dibenzo[c,g]chromene-3-carboxamide
CAS 1960420-89-6C20H19NO4
![Ethyl 4-acetyl-5-[2-(2-naphthalenyl)ethyl]-3-isoxazolecarboxylate chemical structure, C20H19NO4, CAS 691406-35-6](/s/SULKXQJMOXMWHE-UHFFFAOYSA-N.svg)
Ethyl 4-acetyl-5-[2-(2-naphthalenyl)ethyl]-3-isoxazolecarboxylate
CAS 691406-35-6C20H19NO4
Methyl I+/--(benzoylamino)-3-methyl-2-benzofuranpropanoate
CAS 2076-37-1C20H19NO4
1,3-Dioxoisoindolin-2-yl 2-methyl-5-phenylpentanoate
CAS 2248271-88-5C20H19NO4
1,3-Dioxoisoindolin-2-yl 5-(p-tolyl)pentanoate
CAS 2248289-24-7C20H19NO4
3-(4-Benzyloxy-3-methoxy-phenyl)-2-cyano-acrylic acid ethyl ester
C20H19NO4
![Ethyl 1-[2-(4-formylphenoxy)ethyl]-1H-indole-2-carboxylate chemical structure, C20H19NO4, CAS 205371-44-4](/s/QRKHAMSLOABKHS-UHFFFAOYSA-N.svg)
Ethyl 1-[2-(4-formylphenoxy)ethyl]-1H-indole-2-carboxylate
CAS 205371-44-4C20H19NO4
![1-[2-(4-Methoxy-9H-xanthen-9-yl)ethyl]pyrrolidine-2,5-dione chemical structure, C20H19NO4, CAS 820210-93-3](/s/QTCPTSOAKMEYJX-UHFFFAOYSA-N.svg)
1-[2-(4-Methoxy-9H-xanthen-9-yl)ethyl]pyrrolidine-2,5-dione
CAS 820210-93-3C20H19NO4
![But-2-enedioic acid, (1R)-1-methyl-16-azatetracyclo[7.6.1.02,7.010,15]hexadeca-2,4,6,10,12,14-hexaene chemical structure, C20H19NO4](/s/QLTXKCWMEZIHBJ-NPSJIHRQSA-N.svg)
But-2-enedioic acid, (1R)-1-methyl-16-azatetracyclo[7.6.1.02,7.010,15]hexadeca-2,4,6,10,12,14-hexaene
C20H19NO4
![Methyl 2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)but-3-enoate chemical structure, C20H19NO4, CAS 2385342-17-4](/s/ALGZRVLGHPUXMV-UHFFFAOYSA-N.svg)
Methyl 2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)but-3-enoate
CAS 2385342-17-4C20H19NO4
1-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-methylcyclopropane-1-carboxylic acid
CAS 2997361-38-1C20H19NO4
Benzyl 1-benzyl-2,5-dioxo-4-piperidinecarboxylate
CAS 92912-22-6C20H19NO4
- 2-(9H-Fluoren-9-ylmethoxycarbonylamino)cyclobutanecarboxylic acid2386095-20-9C20H19NO4
- 1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}-3-methylazetidine-2-carboxylic acid2580180-08-9C20H19NO4
- (1S,2R)-2-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclopropane-1-carboxylic acid2196203-06-0C20H19NO4
- 11-(4-Methoxybenzyl)-5,7,8,9-tetrahydro-6H-5,9-epiminocyclohepta[4,5]benzo[1,2-d][1,3]dioxol-6-one2662341-20-8C20H19NO4
- 2-{1-[(Benzyloxy)carbonyl]-1,2,3,6-tetrahydropyridin-4-yl}benzoic acid2803852-86-8C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(2,2-dimethylpropyl)benzoate2248335-01-3C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[(3-methylphenyl)methyl]butanoate2248368-87-6C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(2-methylbutan-2-yl)benzoate2248365-10-6C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(4-tert-butylphenyl)acetate2248348-55-0C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-[4-(propan-2-yl)phenyl]propanoate2248340-13-6C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[(2-methylphenyl)methyl]butanoate2248355-62-4C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-benzyl-3-methylbutanoate2248407-29-4C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-methyl-2-phenylpentanoate2248279-42-5C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-methyl-4-phenylpentanoate2248347-18-2C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(4-ethylphenyl)-2-methylpropanoate2248371-39-1C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-methyl-2-phenylpentanoate2248349-71-3C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-ethyl-2-phenylbutanoate2248330-36-9C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[4-(2-methylpropyl)phenyl]acetate2248269-70-5C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2,3,4,5,6-pentamethylbenzoate2248410-63-9C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(2,2-dimethylpropyl)benzoate2248367-22-6C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(4-ethylphenyl)butanoate2248404-39-7C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(4-butylphenyl)acetate2248362-68-5C20H19NO4
- (2E)-3-(2-{1-[(Benzyloxy)carbonyl]azetidin-3-yl}phenyl)prop-2-enoic acid2580295-16-3C20H19NO4
- 4-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbut-2-enoic acid2580295-06-1C20H19NO4
- 2'-[(Benzyloxy)carbonyl]-2',3'-dihydro-1'H-spiro[cyclopropane-1,4'-isoquinoline]-1'-carboxylic acid2580178-56-7C20H19NO4
- rac-(2R,4R)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-4-methylazetidine-2-carboxylic acid2580096-79-1C20H19NO4
- (2E)-4-({[(9H-Fluoren-9-yl)methoxy]carbonyl}(methyl)amino)but-2-enoic acid2639466-25-2C20H19NO4
- 4-[2-(2-{[(tert-Butoxy)carbonyl]amino}phenyl)ethynyl]benzoic acid2639416-87-6C20H19NO4
- (2E)-5-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)pent-2-enoic acid2360669-92-5C20H19NO4
- 3-[2-(3-{[(tert-Butoxy)carbonyl]amino}phenyl)ethynyl]benzoic acid2639449-08-2C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-methyl-3-phenylpentanoate2248401-13-8C20H19NO4
- tert-Butyl N-(2-benzoyl-1-benzofuran-3-yl)carbamate2680814-45-1C20H19NO4
- Benzyl N-[(furan-2-yl)methyl]-N-[(4-hydroxyphenyl)methyl]carbamate2680849-57-2C20H19NO4
- tert-Butyl N-(2-methyl-9,10-dioxo-9,10-dihydroanthracen-1-yl)carbamate2680881-62-1C20H19NO4
- Methyl (2S)-2-{[(benzyloxy)carbonyl]amino}-3-(4-ethynylphenyl)propanoate2679816-20-5C20H19NO4
- Benzyl 4-oxo-3,4-dihydrospiro[1-benzopyran-2,3'-pyrrolidine]-1'-carboxylate2680706-07-2C20H19NO4
- tert-Butyl N-(9,10-dioxo-9,10-dihydroanthracen-1-yl)-N-methylcarbamate2680780-53-2C20H19NO4
- Benzyl N-[(furan-2-yl)methyl]-N-[(2-hydroxyphenyl)methyl]carbamate2680669-96-7C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(4-methylphenyl)pentanoate2248319-38-0C20H19NO4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-benzylpentanoate2248364-66-9C20H19NO4
- 2-[(Benzyloxy)carbonyl]-3-phenyl-2-azabicyclo[2.1.1]hexane-1-carboxylic acid2763976-35-6C20H19NO4
- 2-[(Benzyloxy)carbonyl]-4-phenyl-2-azabicyclo[2.1.1]hexane-1-carboxylic acid2763939-04-2C20H19NO4
- (9H-Fluoren-9-yl)methyl (1S,4S,7R)-7-hydroxy-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate2763885-48-7C20H19NO4
- (9H-Fluoren-9-yl)methyl (1R,4R,7S)-7-hydroxy-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate2763895-12-9C20H19NO4
- (9H-Fluoren-9-yl)methyl N-(2-ethynyl-1,3-dihydroxypropan-2-yl)carbamate2770555-02-5C20H19NO4
- Methyl 2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]prop-2-enoate2770494-70-5C20H19NO4
- 2'-[(Benzyloxy)carbonyl]-2',3'-dihydro-1'H-spiro[cyclopropane-1,4'-isoquinoline]-7'-carboxylic acid2913415-17-3C20H19NO4
- 4-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-2-methylidenebutanoic acid2353216-13-2C20H19NO4
- (2R)-2-[[(9H-Fluoren-9-ylmethoxy)carbonyl]amino]-3-methyl-3-butenoic acid2350334-45-9C20H19NO4
- 2-((2,3-Dimethylphenyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2423276-88-2C20H19NO4
- 2-((3,5-Dimethylphenyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2424989-94-4C20H19NO4
- 2-((2,5-Dimethylphenyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2423276-87-1C20H19NO4
- 2-((2,4-Dimethylphenyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2427207-01-8C20H19NO4
- 2-(Ethyl(phenyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2428162-23-4C20H19NO4
- 2-((3-Ethylphenyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2423276-71-3C20H19NO4
- 2-((2-Ethylphenyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2424313-49-3C20H19NO4
- 2-((2-Methylbenzyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2423276-90-6C20H19NO4
- 2-Oxo-2-((1-phenylethyl)amino)ethyl 2H-chromene-3-carboxylate1036078-93-9C20H19NO4
- 2-(Benzyl(methyl)amino)-2-oxoethyl 2H-chromene-3-carboxylate2423276-78-0C20H19NO4
- Ethyl 6-methoxy-4-(4-methoxyphenyl)quinoline-2-carboxylate1174133-26-6C20H19NO4
- 1-Oxo-1-(m-tolylamino)propan-2-yl 2H-chromene-3-carboxylate2427789-06-6C20H19NO4
- 2-(2,3,4-Trimethoxystyryl)quinolin-8-ol884074-70-8C20H19NO4
- 1-(Benzylamino)-1-oxopropan-2-yl 2H-chromene-3-carboxylate2423276-62-2C20H19NO4
- 1-(Methyl(phenyl)amino)-1-oxopropan-2-yl 2H-chromene-3-carboxylate2424989-69-3C20H19NO4
- 5-(Dimethylcarbamoyl)-2-methylphenyl 2H-chromene-3-carboxylate1626192-39-9C20H19NO4
- Methyl (Z)-2-(Fmoc-amino)-2-butenoate395063-30-6C20H19NO4
- Benzyl 4-(benzo[d][1,3]dioxol-5-yl)-3,6-dihydropyridine-1(2H)-carboxylate871926-96-4C20H19NO4
- (S)-2-(1-(((9H-Fluoren-9-yl)methoxy)carbonyl)azetidin-2-yl)acetic acid193693-59-3C20H19NO4
- Methyl 2-(2-hydroxynaphthalen-1-yl)-2-((4-methoxyphenyl)amino)acetate2247930-61-4C20H19NO4
- Methyl 6-(benzyloxy)-1-ethyl-3-formylindole-2-carboxylate3037676-27-7C20H19NO4
Frequently asked questions
What is the molar mass of C20H19NO4?
The molar mass of C20H19NO4 is 337.37 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 343.1452 Da.
How many compounds have the formula C20H19NO4?
CompoundList lists 394 compounds with the molecular formula C20H19NO4, including Benzyl 2-(4-methoxyphenyl)-4-oxo-3,4-dihydropyridine-1(2H)-carboxylate, 3-(1H-Indol-3-yl)-1-(3,4,5-trimethoxyphenyl)prop-2-en-1-one, [3-(1H-Pyrrol-2-yl)phenyl](3,4,5-trimethoxyphenyl)methanone. 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 C20H19NO4?
C20H19NO4 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.