Molecular formula
C20H17N3O
126 compounds have this formula on CompoundList.
- Molar mass
- 315.38g/mol
- Monoisotopic mass
- 315.1372Da
- Atoms
- 41
- Elements
- 4
- Rings plus double bonds
- 14
The formula C20H17N3O describes a molecule made of 20 carbon atoms, 17 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. 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 × 2076.17%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 175.43%1.008 × 17 = 17.136 g/mol
- N Nitrogen × 313.32%14.007 × 3 = 42.021 g/mol
- O Oxygen × 15.07%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C20H17N3O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 126 compounds
3-(9-Acridinylamino)-5-hydroxymethylaniline
CAS 154310-42-6C20H17N3O
(2E)-N-Benzyl-2-cyano-3-(2-methyl-1H-indol-3-yl)acrylamide
CAS 1164537-89-6C20H17N3O
![5-Ethyl-2,3-diphenylpyrazolo[1,5-a]pyrimidin-7(4H)-one chemical structure, C20H17N3O, CAS 904011-86-5](/s/HYCHDYFILYHVFN-UHFFFAOYSA-N.svg)
5-Ethyl-2,3-diphenylpyrazolo[1,5-a]pyrimidin-7(4H)-one
CAS 904011-86-5C20H17N3O
(2Z)-3-Ethyl-2-(2-indol-3-ylideneethylidene)-1H-quinazolin-4-one
CAS 5806-43-9C20H17N3O
3,3-Bis(4-aminophenyl)-1H-indol-2-one
CAS 47317-13-5C20H17N3O
![1-[2-(3,4-Dihydro-2H-quinolin-1-yl)-2-oxoethyl]indole-3-carbonitrile chemical structure, C20H17N3O, CAS 496959-16-1](/s/YYYWOEVFMJNSAA-UHFFFAOYSA-N.svg)
1-[2-(3,4-Dihydro-2H-quinolin-1-yl)-2-oxoethyl]indole-3-carbonitrile
CAS 496959-16-1C20H17N3O
![5,6-Bis(4-methylphenyl)furo[2,3-d]pyrimidin-4-amine chemical structure, C20H17N3O, CAS 501693-54-5](/s/UFVGNLZUNWOIDC-UHFFFAOYSA-N.svg)
5,6-Bis(4-methylphenyl)furo[2,3-d]pyrimidin-4-amine
CAS 501693-54-5C20H17N3O
![N-(2-Naphthalen-2-ylimidazo[1,2-a]pyridin-3-yl)propanamide chemical structure, C20H17N3O, CAS 537020-09-0](/s/PRFRARGYMHLBDJ-UHFFFAOYSA-N.svg)
N-(2-Naphthalen-2-ylimidazo[1,2-a]pyridin-3-yl)propanamide
CAS 537020-09-0C20H17N3O
![3H-Pyrazolo[3,4-b]pyridin-3-one, 2,7-dihydro-4,6-dimethyl-2,7-diphenyl- chemical structure, C20H17N3O, CAS 113696-38-1](/s/LUIUYGXMWCAILW-UHFFFAOYSA-N.svg)
3H-Pyrazolo[3,4-b]pyridin-3-one, 2,7-dihydro-4,6-dimethyl-2,7-diphenyl-
CAS 113696-38-1C20H17N3O
4-Methyl-N-(4-phenylazo-phenyl)-benzamide
CAS 304883-10-1C20H17N3O
2-(6-Methylpyridin-2-yl)-3-phenyl-2,3-dihydroquinazolin-4(1H)-one
CAS 345990-72-9C20H17N3O
![3-[1-(3-Methylbenzyl)-1H-1,3-benzimidazol-2-yl]-2(1H)-pyridinone chemical structure, C20H17N3O, CAS 861211-96-3](/s/GNGRVPISUMNWMV-UHFFFAOYSA-N.svg)
3-[1-(3-Methylbenzyl)-1H-1,3-benzimidazol-2-yl]-2(1H)-pyridinone
CAS 861211-96-3C20H17N3O
![5-[1-(2-Methylbenzyl)-1H-1,3-benzimidazol-2-yl]-2(1H)-pyridinone chemical structure, C20H17N3O, CAS 860784-66-3](/s/SBVBACVFEFYTMT-UHFFFAOYSA-N.svg)
5-[1-(2-Methylbenzyl)-1H-1,3-benzimidazol-2-yl]-2(1H)-pyridinone
CAS 860784-66-3C20H17N3O
N-Allyl-2,4-diphenyl-5-pyrimidinecarboxamide
CAS 338771-89-4C20H17N3O
N-(Naphthalen-1-yl)-5-phenyl-4,5-dihydro-1H-pyrazole-1-carboxamide
CAS 487030-82-0C20H17N3O
![7-(3-Methoxyphenyl)-2-methyl-3-phenylpyrazolo[1,5-a]pyrimidine chemical structure, C20H17N3O, CAS 878994-30-0](/s/FXXNPMYUWXYHEN-UHFFFAOYSA-N.svg)
7-(3-Methoxyphenyl)-2-methyl-3-phenylpyrazolo[1,5-a]pyrimidine
CAS 878994-30-0C20H17N3O
6-(N,N-Dimethylamino)-2-(naphthalene-1-yl)-4-quinazolinone
CAS 1431362-93-4C20H17N3O
5H-Pyrido(2,3-b)(1,5)benzodiazepin-5-one, 6,11-dihydro-6-methyl-11-(phenylmethyl)-
CAS 132686-97-6C20H17N3O
![Benzenamine, N-[(methoxyphenyl)methylene]-4-(2-phenyldiazenyl)- chemical structure, C20H17N3O, CAS 744-66-1](/s/HLJXCFUTNROPTR-UHFFFAOYSA-N.svg)
Benzenamine, N-[(methoxyphenyl)methylene]-4-(2-phenyldiazenyl)-
CAS 744-66-1C20H17N3O
3-(2-Amino-4-ethyl-5-(4-hydroxyphenyl)pyridin-3-yl)benzonitrile
CAS 2009272-98-2C20H17N3O
3-(6-Amino-4-ethyl-5-(4-hydroxyphenyl)pyridin-3-yl)benzonitrile
CAS 2009273-28-1C20H17N3O
4-(1,2-Dimethyl-1H-indol-3-yl)-6-phenylpyridazin-3(2H)-one
CAS 906634-29-5C20H17N3O
2-Amino-3-(5,6,7,8-tetrahydronaphthalene-2-carbonyl)indolizine-1-carbonitrile
CAS 906162-34-3C20H17N3O
N-Methyl-2-(7-methyl-1H-indol-3-yl)quinoline-5-carboxamide
CAS 1817719-96-2C20H17N3O
- 5-(4-Morpholinyl)benzo[a]phenazine10060-79-4C20H17N3O
- Indolo(2',3':3,4)pyrido(1,2-b)(2,7)naphthyridin-5(7H)-one, 1-ethenyl-8,13,13b,14-tetrahydro116965-55-0C20H17N3O
- 5-[(4-Methoxyphenyl)methyl]-2-phenyl-imidazo[4,5-c]pyridine645420-61-7C20H17N3O
- 5-[(2-Methoxyphenyl)methyl]-2-phenyl-imidazo[4,5-c]pyridine645420-59-3C20H17N3O
- N-(4,6-Diphenylpyrimidin-2-yl)cyclopropanecarboxamide820961-72-6C20H17N3O
- N-(2,6-Diphenylpyrimidin-4-yl)cyclopropanecarboxamide820961-50-0C20H17N3O
- N-(4-(3-Methyl-3H-naphtho[1,2-d]imidazol-2-yl)phenyl)acetamide76145-65-8C20H17N3O
- 2-Methyl-5-(4-methylphenyl)-3-phenylpyrazolo[1,5-a]pyrimidin-7(4H)-one879614-86-5C20H17N3O
- 3-Methyl-2-[(E)-2-(2-methyl-1H-indol-3-yl)ethenyl]quinazolin-4-one337494-54-9C20H17N3O
- 5-[(3-Methoxyphenyl)methyl]-2-phenyl-5H-imidazo[4,5-c]pyridine645420-60-6C20H17N3O
- 5-(2-Phenoxyethyl)-2-phenyl-5H-imidazo[4,5-c]pyridine645421-03-0C20H17N3O
- 4-(1-Methylethoxy)-2,6-diphenyl-5-pyrimidinecarbonitrile320418-33-5C20H17N3O
- (E)-3-Methyl-2-(2-(1-methyl-1H-indol-3-yl)vinyl)quinazolin-4(3H)-one337494-52-7C20H17N3O
- Dipquo1269365-82-3C20H17N3O
- 12-Phenyl-3,4,5,12-tetrahydrobenzimidazo[2,1-b]quinazolin-1(2H)-one669718-26-7C20H17N3O
- 1-Methyl-N-(3-methylphenyl)-9H-pyrido[3,4-b]indole-3-carboxamide330982-85-9C20H17N3O
- N-(Furan-2-ylmethyl)-4-(4-methylphenyl)phthalazin-1-amine300572-43-4C20H17N3O
- Pyrrolo(3,4-e)(1,4)diazepin-2(1H)-one, 3,7-dihydro-5,8-diphenyl-6-methyl-57435-82-2C20H17N3O
- (E)-1-(2,4-Dimethylpyrazolo[1,5-a]benzimidazol-3-yl)-3-phenylprop-2-en-1-one332101-86-7C20H17N3O
- (S)-2-([2,2'-Bipyridin]-6-yl)-4-benzyl-4,5-dihydrooxazole2757082-45-2C20H17N3O
- 2-Amino-6-(4-methoxyphenyl)-4-(4-methylphenyl)pyridine-3-carbonitrile400753-18-6C20H17N3O
- 2-Amino-4-(2-methoxyphenyl)-6-(p-tolyl)nicotinonitrile332040-20-7C20H17N3O
- N-(Pyridin-4-ylmethyl)-2-p-tolylbenzo[d]oxazol-5-amine864663-67-2C20H17N3O
- 2-Methyl-4-[(E)-3-phenylprop-2-enyl]pyrazolo[1,5-a]quinazolin-5-one866050-26-2C20H17N3O
- N-Phenethyl-9H-pyrido[3,4-b]indole-3-carboxamide78538-75-7C20H17N3O
- 2,2-Diphenyl-N'-(3-pyridinylmethylene)acetohydrazide975-35-9C20H17N3O
- 5-Phenylmethoxy-1-(4-pyridinylamino)-1H-indole141287-48-1C20H17N3O
- 2-Benzyl-5-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7(4H)-one419550-81-5C20H17N3O
- 1-[(4-Methylbenzyl)oxy]-2-phenyl-1H-imidazo[4,5-b]pyridine339009-96-0C20H17N3O
- 5-[1-(4-Methylbenzyl)-1H-1,3-benzimidazol-2-yl]-2(1H)-pyridinone400077-28-3C20H17N3O
- 2-Amino-4-(4-methoxyphenyl)-5-methyl-6-phenylnicotinonitrile338793-75-2C20H17N3O
- N-[(E)-(3-Methoxyphenyl)methylidene]-4-[(E)-phenyldiazenyl]aniline315675-76-4C20H17N3O
- N'-[(1E)-1-(Biphenyl-4-yl)ethylidene]pyridine-3-carbohydrazide315206-93-0C20H17N3O
- 2-[(E)-2-Phenylethenyl]-5-(1-phenylethylamino)-1,3-oxazole-4-carbonitrile720670-64-4C20H17N3O
- 2-(3-Cyano-1H-indol-1-yl)-N-(2,3-dihydro-1H-inden-5-yl)acetamide1421453-75-9C20H17N3O
- (R)-2-([2,2'-Bipyridin]-6-yl)-4-benzyl-4,5-dihydrooxazole2757082-58-7C20H17N3O
- Hydrazinecarboxamide, 2-(diphenylmethylene)-N-phenyl-3043-79-6C20H17N3O
- 11-Phenyl-5,11,12,12a-tetrahydropyrazolo[3',4':4,5]pyrido[2,1-a]isoquinolin-8(6H)-one339011-98-2C20H17N3O
- 7-(2-Methoxyphenyl)-2-methyl-3-phenylpyrazolo[1,5-a]pyrimidine886154-48-9C20H17N3O
- 1-Methyl-5-[1-(phenylmethyl)-1H-benzimidazol-2-yl]-2(1H)-pyridinone1660116-13-1C20H17N3O
- N,N-Diphenyl-5H-pyrrolo[3,4-b]pyridine-6(7H)-carboxamide2319719-00-9C20H17N3O
- 1-[2-(2,3-Dihydroindol-1-yl)-2-oxoethyl]-2-methylindole-3-carbonitrile639500-49-5C20H17N3O
- 1-(Benzyloxy)-2-(4-methylphenyl)-1H-imidazo[4,5-b]pyridine339026-82-3C20H17N3O
- 2-(1H-1,2,3-Benzotriazol-1-yl)-1,1-diphenylethan-1-ol154554-87-7C20H17N3O
- 1-[(4-Phenylphenyl)methoxymethyl]benzotriazole299159-59-4C20H17N3O
- 5-[2-(3,4-Dimethylanilino)vinyl]-3-phenyl-4-isoxazolecarbonitrile303995-72-4C20H17N3O
- 2-({(E)-[4-(Dimethylamino)phenyl]methylidene}amino)-5-phenyl-3-furonitrile478033-31-7C20H17N3O
- 7-(3-Aminophenyl)-5-hydroxymethyl-1-phenylbenzimidazole851229-95-3C20H17N3O
- 3-(2,5-Dimethyl-1H-pyrrol-1-yl)-2-phenylquinazolin-4(3H)-one190514-67-1C20H17N3O
- 2-[2-(Naphthalen-1-ylmethyl)-1H-benzimidazol-1-yl]acetamide906190-14-5C20H17N3O
- 5-(3-Methylbenzyl)-2-phenylpyrazolo[1,5-a]pyrazin-4(5H)-one1358377-72-6C20H17N3O
- 5-(2-Methylbenzyl)-2-phenylpyrazolo[1,5-a]pyrazin-4(5H)-one1358758-38-9C20H17N3O
- 1H-Indol-2-yl(1,3,4,9-tetrahydro-2H-beta-carbolin-2-yl)methanone1574409-00-9C20H17N3O
- 1-Benzyl-N-(1-cyanocyclopropyl)-1H-indole-3-carboxamide1423631-08-6C20H17N3O
- [1,1'-Biphenyl]-4-yl(7,8-dihydropyrido[4,3-d]pyrimidin-6(5H)-yl)methanone1797869-98-7C20H17N3O
- (2E)-N-({[2,4'-Bipyridine]-4-yl}methyl)-3-phenylprop-2-enamide2035001-45-5C20H17N3O
- N-([3,3'-Bipyridin]-5-ylmethyl)cinnamamide2321352-74-1C20H17N3O
- 3-Methyl-2-(2-(1-methyl-1H-indol-3-yl)vinyl)quinazolin-4(3H)-oneC20H17N3O
- Benzenamine, N-[(2-methoxyphenyl)methylene]-4-[(1E)-2-phenyldiazenyl]-, [N(E)]-1309569-69-4C20H17N3O
- 2-Amino-4-(2-methoxyphenyl)-6-(2-methylphenyl)pyridine-3-carbonitrile6958-69-6C20H17N3O
- 2-[(E)-2-Phenylethenyl]-5-[(2-phenylethyl)amino]-1,3-oxazole-4-carbonitrile825600-24-6C20H17N3O
- (E)-2-Cyano-3-(2,5-dimethyl-1-naphthalen-1-ylpyrrol-3-yl)prop-2-enamide1087689-76-6C20H17N3O
- 4-[4-(2,5-Dimethylpyrrol-1-yl)phenyl]-2H-phthalazin-1-one827303-78-6C20H17N3O
- Phenol, 3-[[[5-(1H-indol-5-yl)-3-pyridinyl]amino]methyl]-821784-51-4C20H17N3O
- 1-(1-Methyl-1H-indol-3-yl)-3-(naphthalen-1-yl)urea899947-29-6C20H17N3O
- 4-(3,4-Dihydroisoquinolin-2(1H)-yl)-7-methoxyquinoline-3-carbonitrile1040653-28-8C20H17N3O
- 2-(1H-Indol-3-yl)-N-[4-(1H-pyrrol-1-yl)phenyl]acetamide1282128-24-8C20H17N3O
- 3-(2-(4-Phenyl-1H-imidazol-2-yl)ethyl)isoquinolin-1(2H)-one1351512-34-9C20H17N3O
- 2,6-Dibenzyl-2,6-dihydro-7H-pyrazolo[3,4-c]pyridin-7-one918882-24-3C20H17N3O
- 6-[4-(Pyridin-4-yl)-1,3,4,5-tetrahydro-2H-1,5-benzodiazepin-2-ylidene]cyclohexa-2,4-dien-1-one56686-21-6C20H17N3O
- 3-(4-Methoxyphenyl)-2-phenyl-2-(pyrazin-2-yl)propanenitrile109929-61-5C20H17N3O
- Benzamide, 2-methyl-N-[4-(2-phenyldiazenyl)phenyl]-316132-12-4C20H17N3O
- Benzeneacetamide, N-[4-(2-phenyldiazenyl)phenyl]-108133-62-6C20H17N3O
- Benzamide, 3-methyl-N-[4-(2-phenyldiazenyl)phenyl]-316132-06-6C20H17N3O
- [1,1'-Biphenyl]-4-carbaldehyde N-phenylsemicarbazone41568-94-9C20H17N3O
- 1-(2-Methoxy-5-phenyl-phenyl)-2-amino-benzimidazole146827-96-5C20H17N3O
Frequently asked questions
What is the molar mass of C20H17N3O?
The molar mass of C20H17N3O is 315.38 g/mol, calculated from standard atomic weights for 20 carbon atoms, 17 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 315.1372 Da.
How many compounds have the formula C20H17N3O?
CompoundList lists 126 compounds with the molecular formula C20H17N3O, including 3-(9-Acridinylamino)-5-hydroxymethylaniline, (2E)-N-Benzyl-2-cyano-3-(2-methyl-1H-indol-3-yl)acrylamide, 5-Ethyl-2,3-diphenylpyrazolo[1,5-a]pyrimidin-7(4H)-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 C20H17N3O?
C20H17N3O 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.