CompoundList
Sign in
Molecular formula

C21H20ClFN4O2

17 compounds have this formula on CompoundList.

Molar mass
414.87g/mol
Monoisotopic mass
414.1259Da
Atoms
49
Elements
6
Rings plus double bonds
13

The formula C21H20ClFN4O2 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 4 nitrogen atoms and 2 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 × 2160.80%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 204.86%
    1.008 × 20 = 20.160 g/mol
  • Cl Chlorine × 18.54%
    35.45 × 1 = 35.450 g/mol
  • F Fluorine × 14.58%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 413.51%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 27.71%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C21H20ClFN4O2

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

Showing 1 to 17 of 17 compounds

N-[3-Chloro-4-(4-propanoylpiperazin-1-yl)phenyl]-4-cyano-2-fluorobenzamide chemical structure, C21H20ClFN4O2, CAS 838843-93-9
N-[3-Chloro-4-(4-propanoylpiperazin-1-yl)phenyl]-4-cyano-2-fluorobenzamide
CAS 838843-93-9C21H20ClFN4O2
3-(5-Chloro-2-methylphenyl)-6-(4-(4-fluorophenyl)piperazin-1-yl)pyrimidine-2,4(1H,3H)-dione chemical structure, C21H20ClFN4O2, CAS 847399-19-3
3-(5-Chloro-2-methylphenyl)-6-(4-(4-fluorophenyl)piperazin-1-yl)pyrimidine-2,4(1H,3H)-dione
CAS 847399-19-3C21H20ClFN4O2
N-(4-Chlorophenyl)-3-(5-(4-fluorobenzyl)-1,3,4-oxadiazol-2-yl)piperidine-1-carboxamide chemical structure, C21H20ClFN4O2, CAS 1170012-35-7
N-(4-Chlorophenyl)-3-(5-(4-fluorobenzyl)-1,3,4-oxadiazol-2-yl)piperidine-1-carboxamide
CAS 1170012-35-7C21H20ClFN4O2
5-[1-(3-Chloro-4-fluorobenzoyl)piperidin-4-yl]-4-(4-methylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one chemical structure, C21H20ClFN4O2, CAS 1775383-18-0
5-[1-(3-Chloro-4-fluorobenzoyl)piperidin-4-yl]-4-(4-methylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
CAS 1775383-18-0C21H20ClFN4O2
5-[1-(2-Chloro-4-fluorobenzoyl)piperidin-4-yl]-4-(4-methylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one chemical structure, C21H20ClFN4O2, CAS 1775312-36-1
5-[1-(2-Chloro-4-fluorobenzoyl)piperidin-4-yl]-4-(4-methylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
CAS 1775312-36-1C21H20ClFN4O2
5-[1-(5-Chloro-2-fluorobenzoyl)piperidin-4-yl]-4-(4-methylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one chemical structure, C21H20ClFN4O2, CAS 1775450-81-1
5-[1-(5-Chloro-2-fluorobenzoyl)piperidin-4-yl]-4-(4-methylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
CAS 1775450-81-1C21H20ClFN4O2
N-(3-Chloro-4-fluorophenyl)-2-{3-oxo-2-phenyl-1,4,8-triazaspiro[4.5]dec-1-EN-8-YL}acetamide chemical structure, C21H20ClFN4O2, CAS 1185058-36-9
N-(3-Chloro-4-fluorophenyl)-2-{3-oxo-2-phenyl-1,4,8-triazaspiro[4.5]dec-1-EN-8-YL}acetamide
CAS 1185058-36-9C21H20ClFN4O2
1-(3-Chloro-4-fluorophenyl)-3-(3-(6-oxo-3-(p-tolyl)pyridazin-1(6H)-yl)propyl)urea chemical structure, C21H20ClFN4O2, CAS 1058498-45-5
1-(3-Chloro-4-fluorophenyl)-3-(3-(6-oxo-3-(p-tolyl)pyridazin-1(6H)-yl)propyl)urea
CAS 1058498-45-5C21H20ClFN4O2
N-[5-Chloro-2-(4-propanoylpiperazin-1-yl)phenyl]-4-cyano-2-fluorobenzamide chemical structure, C21H20ClFN4O2, CAS 827000-75-9
N-[5-Chloro-2-(4-propanoylpiperazin-1-yl)phenyl]-4-cyano-2-fluorobenzamide
CAS 827000-75-9C21H20ClFN4O2
3-(2-Chloro-6-fluorophenyl)-1-(3-(4-(phenoxymethyl)-1H-1,2,3-triazol-1-yl)azetidin-1-yl)propan-1-one chemical structure, C21H20ClFN4O2, CAS 2034402-18-9
3-(2-Chloro-6-fluorophenyl)-1-(3-(4-(phenoxymethyl)-1H-1,2,3-triazol-1-yl)azetidin-1-yl)propan-1-one
CAS 2034402-18-9C21H20ClFN4O2
N-(3-Chlorophenyl)-2-(4-(3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl)piperidin-1-yl)acetamide chemical structure, C21H20ClFN4O2, CAS 1251640-84-2
N-(3-Chlorophenyl)-2-(4-(3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl)piperidin-1-yl)acetamide
CAS 1251640-84-2C21H20ClFN4O2
N-(3-Chlorophenyl)-2-(4-(3-(3-fluorophenyl)-1,2,4-oxadiazol-5-yl)piperidin-1-yl)acetamide chemical structure, C21H20ClFN4O2, CAS 1251603-28-7
N-(3-Chlorophenyl)-2-(4-(3-(3-fluorophenyl)-1,2,4-oxadiazol-5-yl)piperidin-1-yl)acetamide
CAS 1251603-28-7C21H20ClFN4O2
N-(2-Chlorophenyl)-3-((3-(2-fluorophenyl)-1,2,4-oxadiazol-5-yl)methyl)piperidine-1-carboxamide chemical structure, C21H20ClFN4O2, CAS 1705364-90-4
N-(2-Chlorophenyl)-3-((3-(2-fluorophenyl)-1,2,4-oxadiazol-5-yl)methyl)piperidine-1-carboxamide
CAS 1705364-90-4C21H20ClFN4O2
3-((1-(3-Chlorobenzoyl)piperidin-4-yl)methyl)-4-(2-fluorophenyl)-1H-1,2,4-triazol-5(4H)-one chemical structure, C21H20ClFN4O2, CAS 2034434-43-8
3-((1-(3-Chlorobenzoyl)piperidin-4-yl)methyl)-4-(2-fluorophenyl)-1H-1,2,4-triazol-5(4H)-one
CAS 2034434-43-8C21H20ClFN4O2
(4-((3-Chloropyridin-4-yl)oxy)piperidin-1-yl)(3-(4-fluorophenyl)-1-methyl-1H-pyrazol-5-yl)methanone chemical structure, C21H20ClFN4O2, CAS 2034330-47-5
(4-((3-Chloropyridin-4-yl)oxy)piperidin-1-yl)(3-(4-fluorophenyl)-1-methyl-1H-pyrazol-5-yl)methanone
CAS 2034330-47-5C21H20ClFN4O2
2-(4-Chlorophenyl)-N-{2-[4-cyclopropyl-3-(4-fluorophenyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl]ethyl}acetamide chemical structure, C21H20ClFN4O2, CAS 2309797-81-5
2-(4-Chlorophenyl)-N-{2-[4-cyclopropyl-3-(4-fluorophenyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl]ethyl}acetamide
CAS 2309797-81-5C21H20ClFN4O2
2-(4-Chlorophenyl)-N-(7-fluoro-4-oxo-2-pyrrolidin-1-yl-4H-quinazolin-3-yl)propionamide chemical structure, C21H20ClFN4O2, CAS 1086684-19-6
2-(4-Chlorophenyl)-N-(7-fluoro-4-oxo-2-pyrrolidin-1-yl-4H-quinazolin-3-yl)propionamide
CAS 1086684-19-6C21H20ClFN4O2

Frequently asked questions

What is the molar mass of C21H20ClFN4O2?

The molar mass of C21H20ClFN4O2 is 414.87 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 414.1259 Da.

How many compounds have the formula C21H20ClFN4O2?

CompoundList lists 17 compounds with the molecular formula C21H20ClFN4O2, including N-[3-Chloro-4-(4-propanoylpiperazin-1-yl)phenyl]-4-cyano-2-fluorobenzamide, 3-(5-Chloro-2-methylphenyl)-6-(4-(4-fluorophenyl)piperazin-1-yl)pyrimidine-2,4(1H,3H)-dione, N-(4-Chlorophenyl)-3-(5-(4-fluorobenzyl)-1,3,4-oxadiazol-2-yl)piperidine-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 C21H20ClFN4O2?

C21H20ClFN4O2 has a degree of unsaturation of 13. 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.