Molecular formula
C20H16N2O3
168 compounds have this formula on CompoundList.
- Molar mass
- 332.36g/mol
- Monoisotopic mass
- 332.1161Da
- Atoms
- 41
- Elements
- 4
- Rings plus double bonds
- 14
The formula C20H16N2O3 describes a molecule made of 20 carbon atoms, 16 hydrogen atoms, 2 nitrogen atoms 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 × 2072.28%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 164.85%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 28.43%14.007 × 2 = 28.014 g/mol
- O Oxygen × 314.44%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C20H16N2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 168 compounds
![3-[1-(Furan-2-yl)-2-nitroethyl]-2-phenyl-1H-indole chemical structure, C20H16N2O3, CAS 308294-72-6](/s/RYOZXDJCTOEOFN-UHFFFAOYSA-N.svg)
3-[1-(Furan-2-yl)-2-nitroethyl]-2-phenyl-1H-indole
CAS 308294-72-6C20H16N2O3
![3-Hydroxy-3-{2-oxo-2-[4-(1H-pyrrol-1-yl)phenyl]ethyl}-1,3-dihydro-2H-indol-2-one chemical structure, C20H16N2O3, CAS 688040-12-2](/s/XCAPTWNBIYWLQS-UHFFFAOYSA-N.svg)
3-Hydroxy-3-{2-oxo-2-[4-(1H-pyrrol-1-yl)phenyl]ethyl}-1,3-dihydro-2H-indol-2-one
CAS 688040-12-2C20H16N2O3
![3-Phenyl-2-propan-2-yl[1]benzopyrano[2,3-d]pyrimidine-4,5-dione chemical structure, C20H16N2O3, CAS 896847-05-5](/s/FIKKMCDXXDNJBD-UHFFFAOYSA-N.svg)
3-Phenyl-2-propan-2-yl[1]benzopyrano[2,3-d]pyrimidine-4,5-dione
CAS 896847-05-5C20H16N2O3
![N-[2-(1H-Indol-3-yl)ethyl]-2-oxo-2H-chromene-3-carboxamide chemical structure, C20H16N2O3, CAS 750621-38-6](/s/DUDOVKSOMFTHKL-UHFFFAOYSA-N.svg)
N-[2-(1H-Indol-3-yl)ethyl]-2-oxo-2H-chromene-3-carboxamide
CAS 750621-38-6C20H16N2O3
![2-(12,14-Dioxo-11,12,14,15-tetrahydro-9H-9,10-[3,4]epipyrroloanthracen-13(10H)-yl)acetamide chemical structure, C20H16N2O3, CAS 328016-03-1](/s/IOACSOCWUVSQEC-UHFFFAOYSA-N.svg)
2-(12,14-Dioxo-11,12,14,15-tetrahydro-9H-9,10-[3,4]epipyrroloanthracen-13(10H)-yl)acetamide
CAS 328016-03-1C20H16N2O3
2-(4-Benzoylphenoxy)-N-pyridin-3-ylacetamide
CAS 791127-70-3C20H16N2O3
![4-(4-Methyl-3-nitrophenyl)-3,4-dihydro-1H-benzo[h]quinolin-2-one chemical structure, C20H16N2O3, CAS 330557-57-8](/s/RGKMALREZDAGAS-UHFFFAOYSA-N.svg)
4-(4-Methyl-3-nitrophenyl)-3,4-dihydro-1H-benzo[h]quinolin-2-one
CAS 330557-57-8C20H16N2O3
Acetanilide, 2,2-diphenyl-4'-nitro-
CAS 70298-77-0C20H16N2O3
N-(1,2-Dihydroacenaphthylen-5-yl)-4-methyl-3-nitrobenzamide
CAS 331249-73-1C20H16N2O3
![3-Hydroxy-3-{2-oxo-2-[3-(1H-pyrrol-1-yl)phenyl]ethyl}-1,3-dihydro-2H-indol-2-one chemical structure, C20H16N2O3, CAS 688031-10-9](/s/RCMXEOKHVBYRMO-UHFFFAOYSA-N.svg)
3-Hydroxy-3-{2-oxo-2-[3-(1H-pyrrol-1-yl)phenyl]ethyl}-1,3-dihydro-2H-indol-2-one
CAS 688031-10-9C20H16N2O3
![N-[(E)-3-Anilino-3-oxo-1-phenylprop-1-en-2-yl]furan-2-carboxamide chemical structure, C20H16N2O3, CAS 69763-54-8](/s/RISUVPGHXUSONN-VKAVYKQESA-N.svg)
N-[(E)-3-Anilino-3-oxo-1-phenylprop-1-en-2-yl]furan-2-carboxamide
CAS 69763-54-8C20H16N2O3
N-(9-Ethylcarbazol-3-yl)-6-oxopyran-3-carboxamide
CAS 371222-59-2C20H16N2O3
2-((4-(Phenylamino)phenyl)carbamoyl)benzoic acid
CAS 109653-40-9C20H16N2O3
2-(4-Methylphenyl)-2-oxo-1-phenylethyl 2-pyrazinecarboxylate
CAS 524043-74-1C20H16N2O3
![2-[2-(Anilinocarbamoyl)phenyl]benzoic acid chemical structure, C20H16N2O3, CAS 27022-03-3](/s/QMSFIJCQWXXUCV-UHFFFAOYSA-N.svg)
2-[2-(Anilinocarbamoyl)phenyl]benzoic acid
CAS 27022-03-3C20H16N2O3
1-Ethoxy-3-naphthalen-1-yl-4-oxidoquinoxalin-4-ium-2-one
CAS 371130-52-8C20H16N2O3
![3-Phenyl-2-propylchromeno[2,3-d]pyrimidine-4,5-dione chemical structure, C20H16N2O3, CAS 896592-65-7](/s/YVWAJZITNVPJAO-UHFFFAOYSA-N.svg)
3-Phenyl-2-propylchromeno[2,3-d]pyrimidine-4,5-dione
CAS 896592-65-7C20H16N2O3
![(4E)-4-[(2-Benzhydrylidenehydrazinyl)methylidene]-2,3-dihydroxycyclohexa-2,5-dien-1-one chemical structure, C20H16N2O3, CAS 380487-25-2](/s/YBAIWUIPYQTZEG-FYJGNVAPSA-N.svg)
(4E)-4-[(2-Benzhydrylidenehydrazinyl)methylidene]-2,3-dihydroxycyclohexa-2,5-dien-1-one
CAS 380487-25-2C20H16N2O3
N-(Diphenylmethyl)-2-nitrobenzamide
CAS 88229-33-8C20H16N2O3
![3-Benzyl-2-ethyl-3H-chromeno[2,3-d]pyrimidine-4,5-dione chemical structure, C20H16N2O3, CAS 896829-34-8](/s/FKKNGZUXZSERDS-UHFFFAOYSA-N.svg)
3-Benzyl-2-ethyl-3H-chromeno[2,3-d]pyrimidine-4,5-dione
CAS 896829-34-8C20H16N2O3
N-(4-Carbamoylphenyl)-3-phenoxybenzamide
CAS 794585-37-8C20H16N2O3
![N-{[1,1'-Biphenyl]-2-yl}-2-methyl-3-nitrobenzamide chemical structure, C20H16N2O3, CAS 349404-11-1](/s/ZFOHHGPJVGYYCY-UHFFFAOYSA-N.svg)
N-{[1,1'-Biphenyl]-2-yl}-2-methyl-3-nitrobenzamide
CAS 349404-11-1C20H16N2O3
N-(1,2-Dihydroacenaphthylen-5-yl)-2-methyl-3-nitrobenzamide
CAS 431910-89-3C20H16N2O3
![2-(Furan-2-yl)-3-[2-(4-hydroxyphenyl)ethyl]quinazolin-4-one chemical structure, C20H16N2O3, CAS 903590-09-0](/s/DNNJYIHOVHRART-UHFFFAOYSA-N.svg)
2-(Furan-2-yl)-3-[2-(4-hydroxyphenyl)ethyl]quinazolin-4-one
CAS 903590-09-0C20H16N2O3
- N-Benzhydryl-3-nitrobenzamide127568-49-4C20H16N2O3
- 2-(4-Indol-1-yl-4-oxobutyl)isoindole-1,3-dione326913-41-1C20H16N2O3
- N-[4-[(3-Ethenylphenyl)carbamoyl]phenyl]furan-2-carboxamide692766-99-7C20H16N2O3
- 2-{[(E)-(3,4-Dimethoxyphenyl)methylidene]amino}-5-phenyl-3-furonitrile478033-35-1C20H16N2O3
- (R)-4-Ethyl-1H-pyrano(3',4':6,7)indolizino(1,2-b)quinoline-3,14(4H,12H)-dione35903-41-4C20H16N2O3
- 2-Methyl-N-[4-(4-nitrophenyl)phenyl]benzamide5306-07-0C20H16N2O3
- N-(4-(2-(6-Dimethylamino)benzofuranyl)phenyl)maleimide101046-20-2C20H16N2O3
- 2-Ethyl-3-(4-methylphenyl)chromeno[2,3-d]pyrimidine-4,5-dione899406-05-4C20H16N2O3
- N-(2-Nitrophenyl)-2,2-diphenylacetamide7472-60-8C20H16N2O3
- N-(4-Benzyloxybenzylidene)-3-nitroaniline70627-53-1C20H16N2O3
- 1-Benzyl-3-(5-methoxycarbonyl-2-furyl)indazole170632-13-0C20H16N2O3
- Benzamide, N-(diphenylmethyl)-4-nitro-88229-34-9C20H16N2O3
- 2-(2-Nitrophenyl)-N-(2-phenylphenyl)acetamide690989-56-1C20H16N2O3
- 2-Amino-7-(furan-2-yl)-5-oxo-4-phenyl-4,6,7,8-tetrahydrochromene-3-carbonitrile351165-13-4C20H16N2O3
- N-Benzoyl-N'-phenyl-2,6-diaminobenzoic acid35118-88-8C20H16N2O3
- 3-(2-Methoxyphenyl)-5-methyl-6-phenylisoxazolo[4,5-c]pyridin-4(5H)-one479077-09-3C20H16N2O3
- N-(2-Methyl-4-nitrophenyl)-4-phenylbenzamide304455-07-0C20H16N2O3
- N-[2-(4-Ethylphenyl)-1,3-benzoxazol-5-yl]furan-2-carboxamide330566-60-4C20H16N2O3
- Succinimide, N-(m-(2-quinolinylmethoxy)phenyl)-105785-67-9C20H16N2O3
- 3-Acetyl-2,5-dianilinocyclohexa-2,5-diene-1,4-dione33251-25-1C20H16N2O3
- 4-(6-Hydroxy-1-(p-tolyl)-1H-indazol-3-yl)benzene-1,3-diol680610-95-1C20H16N2O3
- 4-(1-Benzyl-5-methyl-1H-furo[3,2-c]pyrazol-3-yl)benzoic acid924657-82-9C20H16N2O3
- N-[(2-Methyl-1H-indol-5-yl)methyl]-2-oxo-2H-chromene-3-carboxamide852136-88-0C20H16N2O3
- 7-Methoxy-6-oxazol-5-yl-2-p-tolyl-1H-quinolin-4-one371249-75-1C20H16N2O3
- N-(5-Oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-2-naphthamide922027-16-5C20H16N2O3
- 7-Methoxy-6-oxazol-5-yl-2-m-tolyl-1H-quinolin-4-one371249-98-8C20H16N2O3
- Repibresib2523199-93-9C20H16N2O3
- 2-Benzyl-7-methoxy-6-oxazol-5-yl-1H-quinolin-4-one371250-15-6C20H16N2O3
- 7-Methoxy-3-methyl-6-oxazol-5-yl-2-phenyl-1H-quinolin-4-one371250-01-0C20H16N2O3
- [4-(3-Methyl-3H-naphtho[1,2-d]imidazol-2-yl)phenoxy]acetic acid76145-74-9C20H16N2O3
- 3-Hydroxy-2-[(1H-indol-3-yl)methyl]-8-methylquinoline-4-carboxylic acid924634-57-1C20H16N2O3
- 3-Hydroxy-2-[(1H-indol-3-yl)methyl]-7-methylquinoline-4-carboxylic acid924634-73-1C20H16N2O3
- 3-Hydroxy-2-[(1H-indol-3-yl)methyl]-6-methylquinoline-4-carboxylic acid924634-79-7C20H16N2O3
- 3-Methyl-1-oxo-N-quinolin-5-yl-4H-isochromene-3-carboxamide835892-51-8C20H16N2O3
- 2'-{[(6-Methyl-2-pyridinyl)amino]carbonyl}[1,1'-biphenyl]-2-carboxylic acid300390-99-2C20H16N2O3
- N-[4-(Pyridin-4-ylmethyl)phenyl]-1,3-benzodioxole-5-carboxamide695199-19-0C20H16N2O3
- 4(3H)-Quinazolinone, 3-(4-ethoxyphenyl)-2-(2-furanyl)-62820-51-3C20H16N2O3
- 3-[1-Benzoyl-5-(furan-2-yl)-4,5-dihydro-1H-pyrazol-3-yl]phenol927542-80-1C20H16N2O3
- (Z)-2-((3,5-Dimethyl-1-phenyl-1H-pyrazol-4-yl)methylene)-6-hydroxybenzofuran-3(2H)-one956943-57-0C20H16N2O3
- 4-[(5-Methoxy-1H-indol-3-yl)methylene]-2-methyl-1,3(2H,4H)-isoquinolinedione861207-87-6C20H16N2O3
- N-(1,2-Dihydroacenaphthylen-5-yl)-3-methyl-4-nitrobenzamide346455-93-4C20H16N2O3
- 2-(4-Methoxyphenyl)-3-((5-methylisoxazol-3-yl)amino)inden-1-one1022394-38-2C20H16N2O3
- (3-(Furan-2-yl)-5-(2-hydroxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)(phenyl)methanone927583-35-5C20H16N2O3
- Benzyl N-[4-(4-pyridylcarbonyl)phenyl]carbamate1020241-94-4C20H16N2O3
- N'-[(E)-(2,3-Dihydroxyphenyl)methylidene]biphenyl-4-carbohydrazide303216-32-2C20H16N2O3
- Isophthalanilide, 4-hydroxy-25953-07-5C20H16N2O3
- 2-[1-(Furan-2-carbonyl)-3-phenyl-4,5-dihydro-1H-pyrazol-5-yl]phenol364737-73-5C20H16N2O3
- N-(2-Hydroxyphenyl)-4-[(phenylcarbonyl)amino]benzamide3743-24-6C20H16N2O3
- (5-(Furan-2-yl)-3-(4-hydroxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)(phenyl)methanone868155-38-8C20H16N2O3
- N-(3,4-Dimethyl-2-oxo-1,2-dihydroquinolin-7-yl)benzofuran-2-carboxamide1286725-57-2C20H16N2O3
- 4-(1-Cbz-4-oxo-1,2,3,4-tetrahydropyridin-2-yl)benzonitrile1644667-44-6C20H16N2O3
- (E)-N-(2-Methyl-5-nitrophenyl)-3-naphthalen-1-ylprop-2-enamide356100-41-9C20H16N2O3
- 2-(4-Nitrophenyl)-N-(2-phenylphenyl)acetamide351896-05-4C20H16N2O3
- 4-Biphenylylglyoxal nicotinamido-hemiacetal42069-29-4C20H16N2O3
- AC1Mvjge26960-51-0C20H16N2O3
- N-(2-Cyanophenyl)-5-[(4-methylphenoxy)methyl]furan-2-carboxamide879479-25-1C20H16N2O3
- 2H-Naphtho(1,2-b)pyran-2-amine, 6-methyl-N-(4-nitrophenyl)-88989-00-8C20H16N2O3
- N-((5-(p-Tolyl)isoxazol-3-yl)methyl)benzofuran-2-carboxamide946340-73-4C20H16N2O3
- Furan-2-yl(5-(4-hydroxyphenyl)-3-phenyl-4,5-dihydro-1H-pyrazol-1-yl)methanone868146-48-9C20H16N2O3
- 2-((3-Oxo-2,3-dihydro-1H-inden-5-yl)oxy)-N-(quinolin-6-yl)acetamide1203370-68-6C20H16N2O3
- 2-(5-(Furan-2-yl)-5,10b-dihydro-1H-benzo[e]pyrazolo[1,5-c][1,3]oxazin-2-yl)phenol899973-36-5C20H16N2O3
- 2-Methoxy-N-[(2-oxo-1,2-dihydrobenzo[cd]indol-6-yl)methyl]benzamide537012-14-9C20H16N2O3
- (E)-N-(2-Methyl-3-nitrophenyl)-3-naphthalen-1-ylprop-2-enamide327068-66-6C20H16N2O3
- 4,6-Bis(4-methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile50548-83-9C20H16N2O3
- Methyl 6-[([1,1'-biphenyl]-2-carbonyl)amino]-pyridine-3-carboxylate180340-25-4C20H16N2O3
- N-(Furan-2-ylmethyl)-N-(pyridin-2-ylmethyl)benzofuran-2-carboxamide1286698-55-2C20H16N2O3
- Methyl 1-(6-methoxyquinolin-4-yl)-1H-indole-3-carboxylate649539-13-9C20H16N2O3
- N-(4-Acetylphenyl)-3-(pyridin-2-yloxy)benzamide1797320-46-7C20H16N2O3
- 2-[2-(6-Methyl-2-oxo-1,2-dihydroquinolin-3-yl)ethyl]-2,3-dihydro-1H-isoindole-1,3-dione1332530-05-8C20H16N2O3
- 2-[(6,7-Dimethyl-2-oxo-1,2-dihydroquinolin-3-yl)methyl]-2,3-dihydro-1H-isoindole-1,3-dione2109411-87-0C20H16N2O3
- N-[4-(5,6-Dimethyl-1,3-benzoxazol-2-yl)phenyl]furan-2-carboxamide381200-11-9C20H16N2O3
- N-Naphthalen-2-yl-2-(3-oxo-1,4-benzoxazin-4-yl)acetamide839694-08-5C20H16N2O3
- Benzonitrile, 3-((4-(5-(methoxymethyl)-2-oxo-3-oxazolidinyl)phenyl)ethynyl)-79039-09-1C20H16N2O3
- 3-(3-Methoxyphenyl)-5-(naphthalen-2-yloxymethyl)-1,2,4-oxadiazole884638-03-3C20H16N2O3
- 3-Methyl-N-[3-(4-methylphenyl)-1,2-oxazol-5-yl]-1-benzofuran-2-carboxamide866245-50-3C20H16N2O3
- 2-[(4-Phenylphenyl)carbamoylamino]benzoic acid1566-77-4C20H16N2O3
Frequently asked questions
What is the molar mass of C20H16N2O3?
The molar mass of C20H16N2O3 is 332.36 g/mol, calculated from standard atomic weights for 20 carbon atoms, 16 hydrogen atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 332.1161 Da.
How many compounds have the formula C20H16N2O3?
CompoundList lists 168 compounds with the molecular formula C20H16N2O3, including 3-[1-(Furan-2-yl)-2-nitroethyl]-2-phenyl-1H-indole, 3-Hydroxy-3-{2-oxo-2-[4-(1H-pyrrol-1-yl)phenyl]ethyl}-1,3-dihydro-2H-indol-2-one, 3-Phenyl-2-propan-2-yl[1]benzopyrano[2,3-d]pyrimidine-4,5-dione. 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 C20H16N2O3?
C20H16N2O3 has a degree of unsaturation of 14. 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.