Molecular formula
C20H19N5O
140 compounds have this formula on CompoundList.
- Molar mass
- 345.41g/mol
- Monoisotopic mass
- 345.1590Da
- Atoms
- 45
- Elements
- 4
- Rings plus double bonds
- 14
The formula C20H19N5O describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 5 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 × 2069.55%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 195.54%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 520.28%14.007 × 5 = 70.035 g/mol
- O Oxygen × 14.63%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C20H19N5O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 140 compounds
Acodazole
CAS 79152-85-5C20H19N5O
![8-Methyl-2-[(4-methylphenyl)amino]-4-phenyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one chemical structure, C20H19N5O, CAS 774562-99-1](/s/PDHSBMFWMDOHCI-UHFFFAOYSA-N.svg)
8-Methyl-2-[(4-methylphenyl)amino]-4-phenyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one
CAS 774562-99-1C20H19N5O
![6-(3-Methylbenzyl)-3-(4-methylbenzyl)-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one chemical structure, C20H19N5O, CAS 847382-08-5](/s/ODVUAHLXSDZCOK-UHFFFAOYSA-N.svg)
6-(3-Methylbenzyl)-3-(4-methylbenzyl)-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one
CAS 847382-08-5C20H19N5O
![1-Benzyl-N-(4-ethoxyphenyl)pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C20H19N5O, CAS 361986-75-6](/s/UGBBSFFHIRXSLS-UHFFFAOYSA-N.svg)
1-Benzyl-N-(4-ethoxyphenyl)pyrazolo[3,4-d]pyrimidin-4-amine
CAS 361986-75-6C20H19N5O
![1,5-Dimethyl-4-[(2Z)-2-(2-methylindol-3-ylidene)hydrazinyl]-2-phenylpyrazol-3-one chemical structure, C20H19N5O, CAS 315685-27-9](/s/MHIANZCPSGPKQH-UHFFFAOYSA-N.svg)
1,5-Dimethyl-4-[(2Z)-2-(2-methylindol-3-ylidene)hydrazinyl]-2-phenylpyrazol-3-one
CAS 315685-27-9C20H19N5O
![N-(4-Methoxyphenyl)-1-(4-methylbenzyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C20H19N5O, CAS 612524-08-0](/s/ILHBJVKKKDPCDD-UHFFFAOYSA-N.svg)
N-(4-Methoxyphenyl)-1-(4-methylbenzyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 612524-08-0C20H19N5O
![5-Methyl-7-phenyl-2-(m-tolyl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide chemical structure, C20H19N5O, CAS 538317-24-7](/s/QUTVLMZAXJBCLY-UHFFFAOYSA-N.svg)
5-Methyl-7-phenyl-2-(m-tolyl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide
CAS 538317-24-7C20H19N5O
![2-(2-{[(Benzyloxy)imino]methyl}-1H-pyrrol-1-yl)-4-(dimethylamino)nicotinonitrile chemical structure, C20H19N5O, CAS 303986-48-3](/s/NGYJEQSGNYFJIF-OEAKJJBVSA-N.svg)
2-(2-{[(Benzyloxy)imino]methyl}-1H-pyrrol-1-yl)-4-(dimethylamino)nicotinonitrile
CAS 303986-48-3C20H19N5O
![2-(Benzylamino)-8-methyl-4-phenyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one chemical structure, C20H19N5O, CAS 777867-98-8](/s/NQRYQBNILYHWHG-UHFFFAOYSA-N.svg)
2-(Benzylamino)-8-methyl-4-phenyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one
CAS 777867-98-8C20H19N5O
KF 15232
CAS 124294-43-5C20H19N5O
N-(4-Ethylphenyl)-6-(3-methyl-1-benzofuran-2-yl)-1,3,5-triazine-2,4-diamine
CAS 718601-10-6C20H19N5O
![1-(2,4-Dimethylphenyl)-N-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C20H19N5O, CAS 393785-50-7](/s/BVJJGMPXQZMNDF-UHFFFAOYSA-N.svg)
1-(2,4-Dimethylphenyl)-N-(2-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 393785-50-7C20H19N5O
![[(2-Methoxyphenyl)methyl][1-(3-methylphenyl)pyrazolo[4,5-e]pyrimidin-4-yl]amin e chemical structure, C20H19N5O, CAS 393820-82-1](/s/NGQKPDZGYNWHTO-UHFFFAOYSA-N.svg)
[(2-Methoxyphenyl)methyl][1-(3-methylphenyl)pyrazolo[4,5-e]pyrimidin-4-yl]amin e
CAS 393820-82-1C20H19N5O
![N-[(E)-{1-[2-(3-Methylphenoxy)ethyl]-1H-indol-3-yl}methylidene]-4H-1,2,4-triazol-4-amine chemical structure, C20H19N5O, CAS 301812-03-3](/s/FHHDRQVLZACATD-FSJBWODESA-N.svg)
N-[(E)-{1-[2-(3-Methylphenoxy)ethyl]-1H-indol-3-yl}methylidene]-4H-1,2,4-triazol-4-amine
CAS 301812-03-3C20H19N5O
![4-[(6-Phenyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)methyl]morpholine chemical structure, C20H19N5O, CAS 896859-80-6](/s/GFTAHJJICQERKW-UHFFFAOYSA-N.svg)
4-[(6-Phenyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)methyl]morpholine
CAS 896859-80-6C20H19N5O
(4-(6-Phenylpyrimidin-4-yl)piperazin-1-yl)(pyridin-2-yl)methanone
CAS 1351654-53-9C20H19N5O
![5-(4-Methylpiperazin-1-yl)-8H-phthalazino[1,2-b]quinazolin-8-one chemical structure, C20H19N5O, CAS 380341-19-5](/s/JQSJVKOBLYBZKC-UHFFFAOYSA-N.svg)
5-(4-Methylpiperazin-1-yl)-8H-phthalazino[1,2-b]quinazolin-8-one
CAS 380341-19-5C20H19N5O
![2-Amino-1-phenyl-N-propyl-1H-pyrrolo[2,3-b]quinoxaline-3-carboxamide chemical structure, C20H19N5O, CAS 579442-78-7](/s/JSWCBKYUXFKTKA-UHFFFAOYSA-N.svg)
2-Amino-1-phenyl-N-propyl-1H-pyrrolo[2,3-b]quinoxaline-3-carboxamide
CAS 579442-78-7C20H19N5O
![N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-1-ethyl-5-methyl-1H-pyrazole-3-carboxamide chemical structure, C20H19N5O, CAS 1171559-96-8](/s/GDVLLZYNTZDYGK-UHFFFAOYSA-N.svg)
N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-1-ethyl-5-methyl-1H-pyrazole-3-carboxamide
CAS 1171559-96-8C20H19N5O
1,2,4-Triazolo(3,4-a)phthalazine, 3-(4-methoxyphenyl)-6-(1-pyrrolidinyl)-
CAS 87540-02-1C20H19N5O
Phenyl(4-(6-(pyridin-4-yl)pyridazin-3-yl)piperazin-1-yl)methanone
CAS 946329-23-3C20H19N5O
![Pyrido[4,3-a]phenazine-11-carboxamide, N-[2-(dimethylamino)ethyl]- chemical structure, C20H19N5O, CAS 369652-38-0](/s/IRJVADJSOOEUAI-UHFFFAOYSA-N.svg)
Pyrido[4,3-a]phenazine-11-carboxamide, N-[2-(dimethylamino)ethyl]-
CAS 369652-38-0C20H19N5O
![N-(4-Ethoxyphenyl)-1-(4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C20H19N5O, CAS 384793-44-6](/s/HHPKJTSDSHMPGH-UHFFFAOYSA-N.svg)
N-(4-Ethoxyphenyl)-1-(4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 384793-44-6C20H19N5O
![N-{3-[7-(4-Methylphenyl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-5-yl]phenyl}acetamide chemical structure, C20H19N5O, CAS 449185-97-1](/s/UNNPKZYZIVBNGK-UHFFFAOYSA-N.svg)
N-{3-[7-(4-Methylphenyl)-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-5-yl]phenyl}acetamide
CAS 449185-97-1C20H19N5O
- N-(2,3-Dimethylphenyl)-6-(3-methyl-1-benzofuran-2-yl)-1,3,5-triazine-2,4-diamine774562-91-3C20H19N5O
- N-[(4-Methoxyphenyl)methyl]-1-(3-methylphenyl)pyrazolo[3,4-d]pyrimidin-4-amine393820-66-1C20H19N5O
- 6-Amino-3-tert-butyl-4-quinolin-4-yl-2,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile354554-66-8C20H19N5O
- Cyclohepta(b)pyrrol-2(1H)-one, 7-(1-methylethyl)-1-(phenylmethyl)-3-(1H-tetrazol-5-yl)-166042-09-7C20H19N5O
- 8-Methyl-2-[(3-methylphenyl)amino]-4-phenyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one879621-99-5C20H19N5O
- 2-(2-Methoxyphenyl)-5-methyl-N-(pyridin-3-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine950391-91-0C20H19N5O
- 2-(2-Methoxyphenyl)-5-methyl-N-(pyridin-2-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine950415-18-6C20H19N5O
- 2-[(4,6-Dimethylquinazolin-2-yl)amino]-6-phenyl-5,6-dihydropyrimidin-4(3H)-one375351-76-1C20H19N5O
- 1,2,4-Triazolo(3,4-a)phthalazine, 6-(4-methoxyphenyl)-3-(1-pyrrolidinyl)-87540-87-2C20H19N5O
- N-(3,5-Dimethylphenyl)-1-(4-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine393786-10-2C20H19N5O
- 3-(2-Methoxyphenyl)-2,5-dimethyl-N-(pyridin-4-yl)pyrazolo[1,5-a]pyrimidin-7-amine902039-13-8C20H19N5O
- 4-((4-((4-(Hydroxymethyl)-2,6-dimethylphenyl)amino)pyrimidin-2-yl)amino)benzonitrile823786-21-6C20H19N5O
- 1-Isopropyl-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-D]pyrimidin-4-amine2803461-05-2C20H19N5O
- 3-(2-Methoxyphenyl)-5-methyl-N-(pyridin-2-ylmethyl)pyrazolo[1,5-a]pyrimidin-7-amine879583-16-1C20H19N5O
- N-(2-Cyanophenyl)-5-methyl-1-[4-(propan-2-yl)phenyl]-1H-1,2,3-triazole-4-carboxamide904814-83-1C20H19N5O
- N-(3-(1H-Benzo[d]imidazol-2-yl)phenyl)-1-isopropyl-1H-pyrazole-3-carboxamide1226441-73-1C20H19N5O
- N-(1H-Benzo[d]imidazol-2-yl)-3-isopropyl-1-phenyl-1H-pyrazole-5-carboxamide1324086-71-6C20H19N5O
- 2-([1,2,4]Triazolo[4,3-a]pyridin-3-yl)-8-(piperidin-4-yloxy)quinoline1209778-87-9C20H19N5O
- 2-(1H-Indol-1-yl)-1-{4-methyl-2,3,7,11-tetraazatricyclo[7.4.0.0^{2,6}]trideca-1(9),3,5,7-tetraen-11-yl}ethan-1-one1797735-58-0C20H19N5O
- 3-(3,4-Dimethylphenyl)-6-[(4-methylphenyl)methyl]triazolo[4,5-d]pyrimidin-7-one893918-92-8C20H19N5O
- 1-(3,4-Dimethylphenyl)-N-(3-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine890886-73-4C20H19N5O
- 1-(3,4-Dimethylphenyl)-N-(4-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine890885-78-6C20H19N5O
- 5-[1-(3-Ethylphenyl)-5-methyl-1H-1,2,3-triazol-4-yl]-3-(4-methylphenyl)-1,2,4-oxadiazole895093-75-1C20H19N5O
- 2-Benzyl-5-(5-isopropyl-1-phenyl-1H-1,2,3-triazol-4-yl)-1,3,4-oxadiazole1081142-09-7C20H19N5O
- 3-(2,4-Dimethylpyrimido[1,2-b]indazol-3-yl)-N-(3-pyridyl)propanamide1259111-21-1C20H19N5O
- 3-(2-Amino-7,8-dihydropyrido[4,3-d]pyrimidin-6(5H)-yl)-N-phenylbenzamide1454656-16-6C20H19N5O
- 2-(1H-Indol-3-yl)-1-{4-methyl-2,3,7,11-tetraazatricyclo[7.4.0.0^{2,6}]trideca-1(9),3,5,7-tetraen-11-yl}ethan-1-one1798040-49-9C20H19N5O
- 3-(3,5-Dimethylphenyl)-6-[(3-methylphenyl)methyl]triazolo[4,5-d]pyrimidin-7-one888424-74-6C20H19N5O
- 2-[1-(2,4-Dimethylphenyl)-5-methyl-1H-1,2,3-triazol-4-yl]-5-(2-methylphenyl)-1,3,4-oxadiazole951899-96-0C20H19N5O
- 1-Cyclopentyl-3-methyl-4-cyano-5-(8-quinolinecarboxamido)-1H-pyrazole158000-94-3C20H19N5O
- 3-[[6-Ethyl-2-(2-pyridinyl)-4-pyrimidinyl]amino]-1-phenyl-2-azetidinone1796893-00-9C20H19N5O
- (3-(1H-Benzo[d]imidazol-1-yl)pyrrolidin-1-yl)(1-methyl-1H-indazol-3-yl)methanone2034383-67-8C20H19N5O
- 2-Methyl-4-[6-(4-morpholinyl)pyrazolo[1,5-a]pyrimidin-3-yl]quinoline2248155-52-2C20H19N5O
- 3-(3,4-Dimethylphenyl)-6-[(2-methylphenyl)methyl]triazolo[4,5-d]pyrimidin-7-one893918-72-4C20H19N5O
- 3-(3,4-Dimethylphenyl)-6-[(3-methylphenyl)methyl]triazolo[4,5-d]pyrimidin-7-one893918-78-0C20H19N5O
- 3-(3,5-Dimethylphenyl)-6-[(2-methylphenyl)methyl]triazolo[4,5-d]pyrimidin-7-one893923-82-5C20H19N5O
- 3-(3,5-Dimethylphenyl)-6-[(4-methylphenyl)methyl]triazolo[4,5-d]pyrimidin-7-one893924-05-5C20H19N5O
- 7-Cyclohexyl-2-phenylpyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one941258-85-1C20H19N5O
- 1-(2,4-Dimethylphenyl)-4-methyl-6-[(pyridin-2-yl)methyl]-1H,6H,7H-pyrazolo[3,4-d]pyridazin-7-one955918-53-3C20H19N5O
- 3-(4-Aminophenyl)-N-(4-methoxybenzyl)imidazo[1,2-b]pyridazin-6-amine1012344-53-4C20H19N5O
- [1-Methyl-5-(1H-pyrrol-1-yl)-1H-pyrazol-4-yl](1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl)methanone1351689-51-4C20H19N5O
- 1H-Indol-2-yl[4-([1,2,4]triazolo[4,3-a]pyridin-3-yl)piperidin-1-yl]methanone1010927-92-0C20H19N5O
- 1H-Indol-3-yl[4-([1,2,4]triazolo[4,3-a]pyridin-3-yl)piperidin-1-yl]methanone1010887-82-7C20H19N5O
- 1H-Indol-2-yl[3-([1,2,4]triazolo[4,3-a]pyridin-3-yl)piperidin-1-yl]methanone1010930-07-0C20H19N5O
- 4-(4-((1H-Benzo[d]imidazol-2-yl)methyl)piperazine-1-carbonyl)benzonitrile1170190-33-6C20H19N5O
- 3-(6,8-Dimethyl[1,2,4]triazolo[4,3-b]pyridazin-7-yl)-N-(naphthalen-1-yl)propanamide1324077-77-1C20H19N5O
- N-[Cyano(1-phenyl-1H-pyrazol-4-yl)methyl]-4-(pyridin-2-yl)butanamide1355918-11-4C20H19N5O
- 2-(4-Methyl-1H-indol-1-yl)-N-[4-(1H-1,2,4-triazol-1-ylmethyl)phenyl]acetamide1351691-41-2C20H19N5O
- N-[Cyano(2-methylphenyl)methyl]-3-(4-phenyl-4H-1,2,4-triazol-3-yl)propanamide1376244-10-8C20H19N5O
- (2S)-N-[6-(1H-1,3-Benzodiazol-1-yl)pyridin-3-yl]-1-(prop-2-yn-1-yl)pyrrolidine-2-carboxamide1376279-88-7C20H19N5O
- 4-(3-(2-Methyl-8,9-dihydropyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-7(6H)-yl)-3-oxopropyl)benzonitrile1797287-89-8C20H19N5O
- (2S)-1-(Prop-2-yn-1-yl)-N-[2-(pyridin-2-yl)-1H-1,3-benzodiazol-5-yl]pyrrolidine-2-carboxamide1376082-03-9C20H19N5O
- 4-(1-Methyl-1H-pyrazol-5-ylamino)-2-p-tolyl-1H-indole-7-carboxamide1643569-84-9C20H19N5O
- 3-Cyano-N-(2-(3,5-dimethyl-1-(pyridin-2-yl)-1H-pyrazol-4-yl)ethyl)benzamide2034619-92-4C20H19N5O
- 2-(1-Methyl-1H-indol-3-yl)-N-[4-(1H-1,2,4-triazol-1-ylmethyl)phenyl]acetamide1630823-39-0C20H19N5O
- N-(3-([1,2,4]Triazolo[1,5-a]pyrimidin-6-yl)propyl)-2-(naphthalen-1-yl)acetamide2034377-47-2C20H19N5O
- (1-Methyl-3-phenyl-1H-pyrazol-5-yl)((5R,8S)-6,7,8,9-tetrahydro-5H-5,8-epiminocyclohepta[d]pyrimidin-10-yl)methanone2058502-60-4C20H19N5O
- 12-{4-[(1H-Imidazol-1-yl)methyl]benzoyl}-4,6,12-triazatricyclo[7.2.1.0^{2,7}]dodeca-2(7),3,5-triene1903331-76-9C20H19N5O
- 3-(4-Cyanophenyl)-N-(1-phenyl-2-(2H-1,2,3-triazol-2-yl)ethyl)propanamide2034559-81-2C20H19N5O
- N-Benzyl-N-(cyanomethyl)-6-(3,5-dimethyl-1H-pyrazol-1-yl)pyridine-3-carboxamide1808835-47-3C20H19N5O
- 1-Ethyl-7-[(1-methylimidazol-4-yl)amino]-3-phenyl-1,6-naphthyridin-2-one1588422-97-2C20H19N5O
- N-{2-[5-Methyl-3-(pyridin-3-yl)-1H-pyrazol-1-yl]ethyl}-1H-indole-2-carboxamide2034604-11-8C20H19N5O
- 3-(4-Cyanophenyl)-N-((5-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)propanamide2034461-24-8C20H19N5O
- 2-(1H-Indol-1-yl)-N-((5-(1-methyl-1H-pyrazol-5-yl)pyridin-3-yl)methyl)acetamide2034559-62-9C20H19N5O
- 2-(1H-Indol-1-yl)-N-(1-phenyl-2-(2H-1,2,3-triazol-2-yl)ethyl)acetamide2034438-50-9C20H19N5O
- N-{2-[5-Methyl-3-(pyridin-3-yl)-1H-pyrazol-1-yl]ethyl}-1H-indole-3-carboxamide2034604-34-5C20H19N5O
- 2-(1H-Indol-1-yl)-N-((5-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)acetamide2034308-62-6C20H19N5O
- 2-(1H-Indol-1-yl)-N-((6-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)acetamide2034461-48-6C20H19N5O
- 3-(4-Cyanophenyl)-N-{[2-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl]methyl}propanamide2034537-38-5C20H19N5O
- 2-(1H-Indol-1-yl)-N-{[6-(1-methyl-1H-pyrazol-5-yl)pyridin-3-yl]methyl}acetamide2034229-13-3C20H19N5O
- 3-(4-Cyanophenyl)-N-((2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yl)methyl)propanamide2034228-13-0C20H19N5O
- 2-(1H-Indol-3-yl)-N-{[2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yl]methyl}acetamide2034345-12-3C20H19N5O
- N-(1-Cyanocyclopentyl)-3-methyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-6-carboxamide1949662-94-5C20H19N5O
- N-[(E)-{1-[2-(2-Methylphenoxy)ethyl]-1H-indol-3-yl}methylidene]-4H-1,2,4-triazol-4-amine301812-04-4C20H19N5O
- [2-(3,5-Dimethyl-pyrazol-1-yl)-quinazolin-4-yl]-(3-methoxy-phenyl)-amine910465-52-0C20H19N5O
- N-(4-Cyano-1-cyclopentyl-3-methyl-1H-pyrazol-5-yl)-6-quinolinecarboxamide158000-99-8C20H19N5O
Frequently asked questions
What is the molar mass of C20H19N5O?
The molar mass of C20H19N5O is 345.41 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 5 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 345.1590 Da.
How many compounds have the formula C20H19N5O?
CompoundList lists 140 compounds with the molecular formula C20H19N5O, including Acodazole, 8-Methyl-2-[(4-methylphenyl)amino]-4-phenyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one, 6-(3-Methylbenzyl)-3-(4-methylbenzyl)-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-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 C20H19N5O?
C20H19N5O 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.