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
Compounds with the formula C20H19N5O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 140 of 140 compounds
![2-[Cyano(phenyl)amino]-N-[3-methyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]acetamide chemical structure, C20H19N5O, CAS 1808717-98-7](/s/TYPHHIJJKAISQT-UHFFFAOYSA-N.svg)
![2-{[1-(Quinoxalin-2-yl)piperidin-4-yl]methoxy}pyridine-3-carbonitrile chemical structure, C20H19N5O, CAS 2197487-09-3](/s/JJXZBJRSAFNTHP-UHFFFAOYSA-N.svg)
![1H-Indole-6-carboxamide, N-[2-(phenylamino)ethyl]-2-(1H-pyrazol-3-yl)- chemical structure, C20H19N5O, CAS 827317-16-8](/s/JOOGNUQKSUPWGS-UHFFFAOYSA-N.svg)
![5-[3-(Benzimidazol-1-ylmethyl)piperidine-1-carbonyl]pyridine-2-carbonitrile chemical structure, C20H19N5O, CAS 2223989-37-3](/s/FZYSMCXIHUYLLW-UHFFFAOYSA-N.svg)
![2-tert-Butyl-N-(quinolin-5-yl)imidazo[1,2-b]pyridazine-6-carboxamide chemical structure, C20H19N5O, CAS 2549003-12-3](/s/KJFBCAFXFDIRIP-UHFFFAOYSA-N.svg)
![2-tert-Butyl-N-(quinolin-6-yl)imidazo[1,2-b]pyridazine-6-carboxamide chemical structure, C20H19N5O, CAS 2549012-44-2](/s/SQTDUSPIAARAMY-UHFFFAOYSA-N.svg)
![6-(2,4-Dimethylphenyl)-3-[(4-methylphenyl)methyl]-3H,6H,7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one chemical structure, C20H19N5O, CAS 2640843-31-6](/s/VUQRNRCGYHAYGP-UHFFFAOYSA-N.svg)
![3-[5-(1-Pyridin-2-ylmethyl-piperidin-2-yl)-[1,2,4]oxadiazol-3-yl]-benzonitrile chemical structure, C20H19N5O, CAS 661458-55-5](/s/IHCKPKUBKYZFBT-UHFFFAOYSA-N.svg)
![3-[3-(1-Pyridin-2-ylmethyl-piperidin-2-yl)-[1,2,4]oxadiazol-5-yl]-benzonitrile chemical structure, C20H19N5O, CAS 661458-56-6](/s/FCFQQBBXPOWRJC-UHFFFAOYSA-N.svg)
![1,7-Dihydro-7-[(3-methoxyphenyl)methyl]-1-(phenylmethyl)-6H-purin-6-imine chemical structure, C20H19N5O, CAS 132213-05-9](/s/HZXPQROVLJPKQE-UHFFFAOYSA-N.svg)
![6-Phenyl-4-[3-(propylamino)-1H-indazol-5-yl]pyrimidin-2(1H)-one chemical structure, C20H19N5O, CAS 1086625-09-3](/s/CKNVPJOCQKMWOL-UHFFFAOYSA-N.svg)
![Urea, N-[4-(2-phenyldiazenyl)phenyl]-N'-[1-(4-pyridinyl)ethyl]- chemical structure, C20H19N5O, CAS 1390955-63-1](/s/ASXVGVNPOBVPCT-UHFFFAOYSA-N.svg)
![4-[[4-[(1-Cyclopropyl-3-ethyl-1H-pyrazol-4-yl)oxy]-2-pyridinyl]amino]benzonitrile chemical structure, C20H19N5O, CAS 1898284-23-5](/s/ZTTOYSFZVRJEKF-UHFFFAOYSA-N.svg)
![2-[4-[(3,4-Dihydro-4-oxo-2-quinazolinyl)methyl]-1-piperazinyl]benzonitrile chemical structure, C20H19N5O, CAS 951225-57-3](/s/UDCPNFZBZLNINS-UHFFFAOYSA-N.svg)
![2-[1-(6-Cyclopropylpyrimidin-4-yl)azetidin-3-yl]-6-phenyl-2,3-dihydropyridazin-3-one chemical structure, C20H19N5O, CAS 2380080-47-5](/s/AKFHHNKZPJXNEI-UHFFFAOYSA-N.svg)
![6-{4-[(4-Oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}pyridine-3-carbonitrile chemical structure, C20H19N5O, CAS 2380173-44-2](/s/XVSSQPHGSAVUQX-UHFFFAOYSA-N.svg)
- 2-{4-[(4-Oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}pyridine-4-carbonitrile2380173-36-2C20H19N5O
- 3-{4-[(4-Oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}pyridine-2-carbonitrile2380176-05-4C20H19N5O
- 2-(1-Methyl-1H-indol-3-yl)-1-(3-{[1,2,4]triazolo[4,3-a]pyridin-3-yl}azetidin-1-yl)ethan-1-one2877629-25-7C20H19N5O
- 1-(1-(Quinoxalin-2-yl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one2184392-89-8C20H19N5O
- 2-[(E)-{[2-(4-Methoxyphenyl)hydrazinylidene](phenyl)methyl}diazenyl]aniline62764-11-8C20H19N5O
- N-Methyl-N-[1-(6-phenylpyridazin-3-yl)azetidin-3-yl]pyridine-2-carboxamide2380088-09-3C20H19N5O
- N-Methyl-N-[1-(6-phenylpyridazin-3-yl)azetidin-3-yl]pyridine-4-carboxamide2380087-92-1C20H19N5O
- N-Methyl-N-[1-(6-phenylpyridazin-3-yl)azetidin-3-yl]pyridine-3-carboxamide2380087-95-4C20H19N5O
- 2-{4-[(Pyrimidin-2-yloxy)methyl]piperidin-1-yl}quinoline-4-carbonitrile2549052-14-2C20H19N5O
- 1H-Pyrrolo[2,3-b]pyridin-6-yl[4-(1H-pyrrolo[2,3-b]pyridin-3-yl)-1-piperidinyl]methanone2637321-99-2C20H19N5O
- 1-[5-(Pyrimidin-2-yl)-octahydropyrrolo[3,4-c]pyrrole-2-carbonyl]isoquinoline2415552-63-3C20H19N5O
- 6-{4-[(4-Oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}pyridine-2-carbonitrile2415512-93-3C20H19N5O
- 4-(4-{Pyrazolo[1,5-a]pyrimidin-5-yloxy}piperidin-1-yl)quinoline2770585-52-7C20H19N5O
- 7-Methoxy-4-methyl-2-(3-{[1,2,4]triazolo[4,3-a]pyridin-3-yl}azetidin-1-yl)quinoline2770584-17-1C20H19N5O
- 2-{4-[(1,2-Benzoxazol-3-yl)methyl]piperazin-1-yl}quinoxaline3030727-01-3C20H19N5O
- 1-(1-(1,6-Naphthyridin-5-yl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one2395186-65-7C20H19N5O
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 N-(3,4-Dimethylphenyl)-7-methyl-3-(3-methyl-1,2,4-oxadiazol-5-yl)-1,8-naphthyridin-4-amine, 2-[Cyano(phenyl)amino]-N-[3-methyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]acetamide, N,N-Diphenyl-3-(pyrimidin-2-ylamino)azetidine-1-carboxamide. 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.