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 101 to 168 of 168 compounds
2-(Naphthalen-1-yl)-N-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)acetamide
CAS 898522-28-6C20H16N2O3
![4-Methoxy-N-[2-(pyridine-2-carbonyl)phenyl]benzamide chemical structure, C20H16N2O3, CAS 58754-26-0](/s/HKBGQBOVAYLUKS-UHFFFAOYSA-N.svg)
4-Methoxy-N-[2-(pyridine-2-carbonyl)phenyl]benzamide
CAS 58754-26-0C20H16N2O3
6,7-Dimethoxy-4-(6-quinolyloxy)quinoline
CAS 190726-46-6C20H16N2O3
7-Methoxy-4-(2-methyl-quinolin-3-yloxy)-quinolin-6-ol
CAS 666735-32-6C20H16N2O3
6,7-Dimethoxy-4-(quinolin-3-yloxy)-quinoline
CAS 666731-91-5C20H16N2O3
![2-(3-Methyl-1-benzofuran-2-yl)-5-[4-(prop-2-en-1-yloxy)phenyl]-1,3,4-oxadiazole chemical structure, C20H16N2O3, CAS 889774-34-9](/s/VJUYOLYRWSNPPV-UHFFFAOYSA-N.svg)
2-(3-Methyl-1-benzofuran-2-yl)-5-[4-(prop-2-en-1-yloxy)phenyl]-1,3,4-oxadiazole
CAS 889774-34-9C20H16N2O3
methyl}furan-3-carboxamide chemical structure, C20H16N2O3, CAS 1311635-83-2](/s/WLZQURQICXVAHY-UHFFFAOYSA-N.svg)
N-{[4-(Benzyloxy)phenyl](cyano)methyl}furan-3-carboxamide
CAS 1311635-83-2C20H16N2O3
methyl}furan-2-carboxamide chemical structure, C20H16N2O3, CAS 1311624-65-3](/s/UNKRBRIPFLHWEK-UHFFFAOYSA-N.svg)
N-{[4-(Benzyloxy)phenyl](cyano)methyl}furan-2-carboxamide
CAS 1311624-65-3C20H16N2O3
![N-[2-(Benzyloxy)-5-(pyridine-2-carbonyl)phenyl]formamide chemical structure, C20H16N2O3, CAS 58283-20-8](/s/DXWBJEXOWIFUHE-UHFFFAOYSA-N.svg)
N-[2-(Benzyloxy)-5-(pyridine-2-carbonyl)phenyl]formamide
CAS 58283-20-8C20H16N2O3
Methyl 6-methoxy-1-(quinolin-4-yl)-1H-indole-3-carboxylate
CAS 649550-93-6C20H16N2O3
Methyl 1-(7-methoxyquinolin-4-yl)-1H-indole-3-carboxylate
CAS 649539-16-2C20H16N2O3
![4-(4-Oxospiro[chroman-2,3'-pyrrolidin]-1'-ylcarbonyl)benzonitrile chemical structure, C20H16N2O3, CAS 1448070-53-8](/s/GKCVGRVGVVQFJS-UHFFFAOYSA-N.svg)
4-(4-Oxospiro[chroman-2,3'-pyrrolidin]-1'-ylcarbonyl)benzonitrile
CAS 1448070-53-8C20H16N2O3
N-(1-Cyanocyclopropyl)-1-oxo-3-phenyl-3,4-dihydroisochromene-6-carboxamide
CAS 1436225-49-8C20H16N2O3
![3-(3-Oxo-3H-spiro[isobenzofuran-1,4'-piperidin]-1'-ylcarbonyl)benzonitrile chemical structure, C20H16N2O3, CAS 1798029-21-6](/s/OFWSGRRXAVHDRE-UHFFFAOYSA-N.svg)
3-(3-Oxo-3H-spiro[isobenzofuran-1,4'-piperidin]-1'-ylcarbonyl)benzonitrile
CAS 1798029-21-6C20H16N2O3
![3-(3-Oxo-3H-spiro[isobenzofuran-1,3'-piperidin]-1'-ylcarbonyl)benzonitrile chemical structure, C20H16N2O3, CAS 1797890-62-0](/s/YGBOOZNBAZPIFT-UHFFFAOYSA-N.svg)
3-(3-Oxo-3H-spiro[isobenzofuran-1,3'-piperidin]-1'-ylcarbonyl)benzonitrile
CAS 1797890-62-0C20H16N2O3
6-Methoxy-4-(2-methyl-quinolin-3-yloxy)-quinolin-7-ol
CAS 666733-17-1C20H16N2O3
Acridin-9-amine, 2-hydroxybenzoic acid
CAS 109653-41-0C20H16N2O3
![2'-[(4-Methylpyridin-2-yl)carbamoyl][1,1'-biphenyl]-2-carboxylic acid chemical structure, C20H16N2O3, CAS 27022-04-4](/s/VOAKKKUITPJUEB-UHFFFAOYSA-N.svg)
2'-[(4-Methylpyridin-2-yl)carbamoyl][1,1'-biphenyl]-2-carboxylic acid
CAS 27022-04-4C20H16N2O3
![N-[3-[(3-Ethenylphenyl)carbamoyl]phenyl]furan-2-carboxamide chemical structure, C20H16N2O3, CAS 692767-02-5](/s/MPOIGHZVCNYVKW-UHFFFAOYSA-N.svg)
N-[3-[(3-Ethenylphenyl)carbamoyl]phenyl]furan-2-carboxamide
CAS 692767-02-5C20H16N2O3
![({[1,1'-Biphenyl]-4-yl}carbamoyl)methyl pyridine-2-carboxylate chemical structure, C20H16N2O3, CAS 930669-23-1](/s/HLJIBRMDBJHOGZ-UHFFFAOYSA-N.svg)
({[1,1'-Biphenyl]-4-yl}carbamoyl)methyl pyridine-2-carboxylate
CAS 930669-23-1C20H16N2O3
1(2H)-Phthalazinone, 3,4-dihydro-4,4-bis(4-hydroxyphenyl)-
CAS 102007-22-7C20H16N2O3
N-Naphthalen-2-yl-3-(2-oxo-1,3-benzoxazol-3-yl)propanamide
CAS 878417-75-5C20H16N2O3
![N'-[(E)-Naphthalen-2-ylmethylidene]-2,3-dihydro-1,4-benzodioxine-2-carbohydrazide chemical structure, C20H16N2O3, CAS 413617-07-9](/s/DUVVKWCJAUDIFV-CIAFOILYSA-N.svg)
N'-[(E)-Naphthalen-2-ylmethylidene]-2,3-dihydro-1,4-benzodioxine-2-carbohydrazide
CAS 413617-07-9C20H16N2O3
6-(3,4-Dimethoxyphenyl)-2-oxo-4-phenyl-1,2-dihydropyridine-3-carbonitrile
CAS 235100-56-8C20H16N2O3
- (3-Methylquinoxalin-2-yl)methyl 2H-chromene-3-carboxylate1062089-15-9C20H16N2O3
- N-(4-(Benzo[d]oxazol-2-yl)phenyl)-2,5-dimethylfuran-3-carboxamide927543-75-7C20H16N2O3
- 3-Benzyl-1-[(furan-2-yl)methyl]quinazoline-2,4(1H,3H)-dione531504-06-0C20H16N2O3
- 5-Formyl-2-[(phenylmethyl)oxy]-N-3-pyridinylbenzamide1285514-50-2C20H16N2O3
- 3-Cyano-N-{2-[4-(furan-2-yl)phenyl]-2-hydroxyethyl}benzamide2097933-42-9C20H16N2O3
- Methyl 2-(1-hydroxy-4-phenylpyrrolo[1,2-a]quinoxalin-2-yl)acetate94543-19-8C20H16N2O3
- 5-[(2,3-Dihydro-1H-inden-5-yl)methylene]-1-phenyl-2,4,6(1H,3H,5H)-pyrimidinetrione199991-63-4C20H16N2O3
- 2-Cyano-3-(7-methoxy-1-benzofuran-2-yl)-N-(4-methylphenyl)prop-2-enamide554439-10-0C20H16N2O3
- 2-Naphthalenecarboxamide, 6-cyano-N-(3,5-dimethoxyphenyl)-653604-50-3C20H16N2O3
- 1H-Indole-2-carboxylic acid, 1-methyl-, anhydride60681-07-4C20H16N2O3
- 6-(Aminoiminomethyl)-2-naphthalenyl 4-acetylbenzoate82956-20-5C20H16N2O3
- 7H-Pyrrolo[3,4-b]pyridin-7-one,5,6-dihydro-5-hydroxy-6-(4-methoxyphenyl)-5-phenyl-106240-73-7C20H16N2O3
- 4-(3-(4-Hydroxyphenyl)-1H-pyrrolo[2,3-b]pyridin-5-yl)-2-methoxyphenol875638-52-1C20H16N2O3
- N-(2-Methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)naphthalene-1-carboxamide924200-08-8C20H16N2O3
- 2-Benzylamino-5-nitro-benzophenone37548-92-8C20H16N2O3
- (9H-Fluoren-9-yl)methyl N-(2-hydroxypyridin-3-yl)carbamate2763939-23-5C20H16N2O3
- 5-Methoxy-1-(2-quinolinylmethyl)-1H-indole-7-carboxylic acid1196049-52-1C20H16N2O3
- Methyl 1-((2-phenyloxazol-4-yl)methyl)-1H-indole-7-carboxylate1196049-74-7C20H16N2O3
- 1-[4-(4-Acetylbenzoyl)-1-phenyl-1H-pyrazol-3-yl]ethan-1-one825633-21-4C20H16N2O3
- 5-Hydroxy-N1,N3-diphenyl-1,3-benzenedicarboxamide123457-84-1C20H16N2O3
- 2-{4-[(E)-2-(4-Methoxyphenyl)ethenyl]phenyl}-5-nitropyridine1422173-04-3C20H16N2O3
- 6-[(2-Hydroxyanilino)methylidene]-2-{(E)-[(2-hydroxyphenyl)imino]methyl}cyclohexa-2,4-dien-1-one98496-94-7C20H16N2O3
- 4-[1-Benzyl-2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]benzoic acid135-21-7C20H16N2O3
- 2-[(2-Anilinophenyl)carbamoyl]benzoic acid37135-50-5C20H16N2O3
- (Z)-2-(4-Nitrophenyl)-3-(3,5,6-trimethyl-1-benzofuran-2-yl)prop-2-enenitrile40763-19-7C20H16N2O3
- 2-Cyano-2-[2-(4-methoxyphenyl)-6-methyl-4H-chromen-4-ylidene]acetamide466676-19-7C20H16N2O3
- 3-Acetyl-2-oxo-5,6-diphenyl-1,2-dihydropyridine-4-carboxamide89151-98-4C20H16N2O3
- N-Benzyl-3-nitro-N-phenylbenzamide1011575-16-8C20H16N2O3
- N-(3-Phenylprop-2-ynoyl)-L-tryptophan87579-09-7C20H16N2O3
- Trigonostemon F1207265-02-8C20H16N2O3
- 2-Hydroxy-5-(indanylmethylene)-1-phenyl-4,6-(1H,5H)pyrimidinedioneC20H16N2O3
- (1-Phenyl-1H-pyrazol-3-yl)methyl 2H-chromene-3-carboxylate1316708-45-8C20H16N2O3
- 2,6-Bis[(4-nitrosophenyl)methylidene]cyclohexan-1-one90510-72-8C20H16N2O3
- 2-Hydroxy-N-(4-methoxyphenyl)-9H-carbazole-3-carboxamide63224-73-7C20H16N2O3
- 2-(3-Benzoylphenyl)-N-(3-hydroxypyridin-2-yl)acetamide60609-42-9C20H16N2O3
- 1-(9-Nitro-5-phenyl-2,5-dihydrobenzo[b]oxepin-7-yl)cyclopropane-1-carbonitrile2409684-62-2C20H16N2O3
- Benzyl N-(2-cyanophenyl)-N-[(furan-2-yl)methyl]carbamate2680759-46-8C20H16N2O3
- (9H-Fluoren-9-yl)methyl N-(6-hydroxypyridin-3-yl)carbamate1878601-53-6C20H16N2O3
- (9H-Fluoren-9-yl)methyl N-(4-hydroxypyridin-3-yl)carbamate2763998-39-4C20H16N2O3
- (9H-Fluoren-9-yl)methyl N-(6-hydroxypyridin-2-yl)carbamate2764005-40-3C20H16N2O3
- (9H-Fluoren-9-yl)methyl N-(3-hydroxypyridin-4-yl)carbamate2763925-75-1C20H16N2O3
- (9H-Fluoren-9-yl)methyl N-(4-hydroxypyridin-2-yl)carbamate2764008-58-2C20H16N2O3
- 3-Pyridinecarbonitrile,4-(2,3-dimethoxyphenyl)-1,2-dihydro-2-oxo-6-phenyl-93213-65-1C20H16N2O3
- 2-Pyridinecarboxamide,3-benzoyl-N-(4-methoxyphenyl)-106240-81-7C20H16N2O3
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 2-(Naphthalen-1-yl)-N-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)acetamide, 4-Methoxy-N-[2-(pyridine-2-carbonyl)phenyl]benzamide, 6,7-Dimethoxy-4-(6-quinolyloxy)quinoline. 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.