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Molecular formula

C21H20FN5O

25 compounds have this formula on CompoundList.

Molar mass
377.42g/mol
Monoisotopic mass
377.1652Da
Atoms
48
Elements
5
Rings plus double bonds
14

The formula C21H20FN5O describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 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 × 2166.83%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 205.34%
    1.008 × 20 = 20.160 g/mol
  • F Fluorine × 15.03%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 518.56%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 14.24%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C21H20FN5O

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 25 of 25 compounds

2-[(2,3-Dimethylphenyl)amino]-4-(4-fluorophenyl)-8-methyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one chemical structure, C21H20FN5O, CAS 777867-93-3
2-[(2,3-Dimethylphenyl)amino]-4-(4-fluorophenyl)-8-methyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one
CAS 777867-93-3C21H20FN5O
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-3-yl)piperidine-4-carboxamide chemical structure, C21H20FN5O, CAS 1105218-19-6
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-3-yl)piperidine-4-carboxamide
CAS 1105218-19-6C21H20FN5O
1-(2-Fluorophenyl)-3-(4-(6-(pyrrolidin-1-yl)pyridazin-3-yl)phenyl)urea chemical structure, C21H20FN5O, CAS 1049288-58-5
1-(2-Fluorophenyl)-3-(4-(6-(pyrrolidin-1-yl)pyridazin-3-yl)phenyl)urea
CAS 1049288-58-5C21H20FN5O
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-4-yl)piperidine-4-carboxamide chemical structure, C21H20FN5O, CAS 1105232-16-3
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-4-yl)piperidine-4-carboxamide
CAS 1105232-16-3C21H20FN5O
1-(4-Fluorophenyl)-3-(3-(6-(pyrrolidin-1-yl)pyridazin-3-yl)phenyl)urea chemical structure, C21H20FN5O, CAS 1021111-88-5
1-(4-Fluorophenyl)-3-(3-(6-(pyrrolidin-1-yl)pyridazin-3-yl)phenyl)urea
CAS 1021111-88-5C21H20FN5O
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-2-yl)piperidine-3-carboxamide chemical structure, C21H20FN5O, CAS 1171681-16-5
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-2-yl)piperidine-3-carboxamide
CAS 1171681-16-5C21H20FN5O
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-4-yl)piperidine-3-carboxamide chemical structure, C21H20FN5O, CAS 1171881-18-7
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-4-yl)piperidine-3-carboxamide
CAS 1171881-18-7C21H20FN5O
N-((1-Aminocyclobutyl)methyl)-4-(6-(5-fluoropyridin-3-yl)pyrazin-2-yl)benzamide chemical structure, C21H20FN5O, CAS 2933185-48-7
N-((1-Aminocyclobutyl)methyl)-4-(6-(5-fluoropyridin-3-yl)pyrazin-2-yl)benzamide
CAS 2933185-48-7C21H20FN5O
N-{1-[6-(3-Fluorophenyl)pyridazin-3-yl]piperidin-4-yl}isonicotinamide chemical structure, C21H20FN5O, CAS 1396843-50-7
N-{1-[6-(3-Fluorophenyl)pyridazin-3-yl]piperidin-4-yl}isonicotinamide
CAS 1396843-50-7C21H20FN5O
2-(2-Fluorophenyl)-1-(4-(6-(pyridin-2-yl)pyridazin-3-yl)piperazin-1-yl)ethanone chemical structure, C21H20FN5O, CAS 1058248-72-8
2-(2-Fluorophenyl)-1-(4-(6-(pyridin-2-yl)pyridazin-3-yl)piperazin-1-yl)ethanone
CAS 1058248-72-8C21H20FN5O
2-(6-Fluoro-1H-indol-1-yl)-1-[4-([1,2,4]triazolo[4,3-a]pyridin-3-yl)piperidin-1-yl]ethanone chemical structure, C21H20FN5O, CAS 1324090-57-4
2-(6-Fluoro-1H-indol-1-yl)-1-[4-([1,2,4]triazolo[4,3-a]pyridin-3-yl)piperidin-1-yl]ethanone
CAS 1324090-57-4C21H20FN5O
4-(4-Fluorophenyl)-N-(3-{2-methylpyrazolo[1,5-a]pyrimidin-6-yl}propyl)-1H-pyrrole-2-carboxamide chemical structure, C21H20FN5O, CAS 1797982-12-7
4-(4-Fluorophenyl)-N-(3-{2-methylpyrazolo[1,5-a]pyrimidin-6-yl}propyl)-1H-pyrrole-2-carboxamide
CAS 1797982-12-7C21H20FN5O
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-2-yl)piperidine-4-carboxamide chemical structure, C21H20FN5O, CAS 1203104-07-7
1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-2-yl)piperidine-4-carboxamide
CAS 1203104-07-7C21H20FN5O
N-{1-[6-(3-Fluorophenyl)pyridazin-3-yl]piperidin-4-yl}pyridine-2-carboxamide chemical structure, C21H20FN5O, CAS 1396855-26-7
N-{1-[6-(3-Fluorophenyl)pyridazin-3-yl]piperidin-4-yl}pyridine-2-carboxamide
CAS 1396855-26-7C21H20FN5O
2-(4-Fluorophenyl)-N-{3-[3-(1H-indol-3-yl)propyl]-1H-1,2,4-triazol-5-yl}acetamide chemical structure, C21H20FN5O, CAS 1630899-21-6
2-(4-Fluorophenyl)-N-{3-[3-(1H-indol-3-yl)propyl]-1H-1,2,4-triazol-5-yl}acetamide
CAS 1630899-21-6C21H20FN5O
2-(3,4-Dimethylanilino)-4-(4-fluorophenyl)-8-methyl-4,9-dihydropyrimido[1,2-a][1,3,5]triazin-6-one chemical structure, C21H20FN5O, CAS 879616-28-1
2-(3,4-Dimethylanilino)-4-(4-fluorophenyl)-8-methyl-4,9-dihydropyrimido[1,2-a][1,3,5]triazin-6-one
CAS 879616-28-1C21H20FN5O
3-Fluoro-N-[2-(4-phenylpiperazin-1-yl)pyrimidin-5-yl]benzamide chemical structure, C21H20FN5O, CAS 1396790-68-3
3-Fluoro-N-[2-(4-phenylpiperazin-1-yl)pyrimidin-5-yl]benzamide
CAS 1396790-68-3C21H20FN5O
N-(3-(1H-Pyrrolo[2,3-b]pyridin-1-yl)propyl)-3-(4-fluorophenyl)-1-methyl-1H-pyrazole-5-carboxamide chemical structure, C21H20FN5O, CAS 1798485-97-8
N-(3-(1H-Pyrrolo[2,3-b]pyridin-1-yl)propyl)-3-(4-fluorophenyl)-1-methyl-1H-pyrazole-5-carboxamide
CAS 1798485-97-8C21H20FN5O
(2-Fluoro-4-pyridinyl)-[4-(6-phenylpyridazin-3-yl)-1,4-diazepan-1-yl]methanone chemical structure, C21H20FN5O, CAS 2223911-23-5
(2-Fluoro-4-pyridinyl)-[4-(6-phenylpyridazin-3-yl)-1,4-diazepan-1-yl]methanone
CAS 2223911-23-5C21H20FN5O
2-{4-[(7-Fluoro-4-oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}-6-methylpyridine-3-carbonitrile chemical structure, C21H20FN5O, CAS 2549037-44-5
2-{4-[(7-Fluoro-4-oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}-6-methylpyridine-3-carbonitrile
CAS 2549037-44-5C21H20FN5O
2-Amino-N-butyl-1-(3-fluorophenyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxamide chemical structure, C21H20FN5O, CAS 376615-24-6
2-Amino-N-butyl-1-(3-fluorophenyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxamide
CAS 376615-24-6C21H20FN5O
1-[4-(5-Fluoro-6-phenylpyrimidin-4-yl)piperazin-1-yl]-2-(pyridin-3-yl)ethan-1-one chemical structure, C21H20FN5O, CAS 2415541-70-5
1-[4-(5-Fluoro-6-phenylpyrimidin-4-yl)piperazin-1-yl]-2-(pyridin-3-yl)ethan-1-one
CAS 2415541-70-5C21H20FN5O
2-{4-[(7-Fluoro-2-methyl-4-oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}pyridine-3-carbonitrile chemical structure, C21H20FN5O, CAS 2415503-71-6
2-{4-[(7-Fluoro-2-methyl-4-oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}pyridine-3-carbonitrile
CAS 2415503-71-6C21H20FN5O
6-{4-[(7-Fluoro-2-methyl-4-oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}pyridine-3-carbonitrile chemical structure, C21H20FN5O, CAS 2415603-04-0
6-{4-[(7-Fluoro-2-methyl-4-oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}pyridine-3-carbonitrile
CAS 2415603-04-0C21H20FN5O

Frequently asked questions

What is the molar mass of C21H20FN5O?

The molar mass of C21H20FN5O is 377.42 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 5 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 377.1652 Da.

How many compounds have the formula C21H20FN5O?

CompoundList lists 25 compounds with the molecular formula C21H20FN5O, including 2-[(2,3-Dimethylphenyl)amino]-4-(4-fluorophenyl)-8-methyl-1,4-dihydro-6H-pyrimido[1,2-a][1,3,5]triazin-6-one, 1-(6-(4-Fluorophenyl)pyridazin-3-yl)-N-(pyridin-3-yl)piperidine-4-carboxamide, 1-(2-Fluorophenyl)-3-(4-(6-(pyrrolidin-1-yl)pyridazin-3-yl)phenyl)urea. 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 C21H20FN5O?

C21H20FN5O 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.