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Molecular formula

C21H27ClN4O2

15 compounds have this formula on CompoundList.

Molar mass
402.92g/mol
Monoisotopic mass
402.1823Da
Atoms
55
Elements
5
Rings plus double bonds
10

The formula C21H27ClN4O2 describes a molecule made of 21 carbon atoms, 27 hydrogen atoms, 1 chlorine 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 × 2162.60%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 276.75%
    1.008 × 27 = 27.216 g/mol
  • Cl Chlorine × 18.80%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 413.91%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 27.94%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C21H27ClN4O2

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

Showing 1 to 15 of 15 compounds

1-(4-Chlorophenyl)-3-[2-(4-methoxyphenyl)-2-(4-methylpiperazin-1-yl)ethyl]urea chemical structure, C21H27ClN4O2, CAS 898430-49-4
1-(4-Chlorophenyl)-3-[2-(4-methoxyphenyl)-2-(4-methylpiperazin-1-yl)ethyl]urea
CAS 898430-49-4C21H27ClN4O2
2-(2-((5-(tert-Butyl)-3-(2-chlorophenyl)-2-methylpyrazolo[1,5-a]pyrimidin-7-yl)amino)ethoxy)ethanol chemical structure, C21H27ClN4O2, CAS 902321-29-3
2-(2-((5-(tert-Butyl)-3-(2-chlorophenyl)-2-methylpyrazolo[1,5-a]pyrimidin-7-yl)amino)ethoxy)ethanol
CAS 902321-29-3C21H27ClN4O2
N1-(4-chlorobenzyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide chemical structure, C21H27ClN4O2, CAS 941994-73-6
N1-(4-chlorobenzyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide
CAS 941994-73-6C21H27ClN4O2
N1-(2-chlorobenzyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide chemical structure, C21H27ClN4O2, CAS 941994-85-0
N1-(2-chlorobenzyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide
CAS 941994-85-0C21H27ClN4O2
N1-(3-chloro-2-methylphenyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide chemical structure, C21H27ClN4O2, CAS 941975-80-0
N1-(3-chloro-2-methylphenyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide
CAS 941975-80-0C21H27ClN4O2
N1-(3-chloro-4-methylphenyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide chemical structure, C21H27ClN4O2, CAS 899729-11-4
N1-(3-chloro-4-methylphenyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide
CAS 899729-11-4C21H27ClN4O2
N1-(5-chloro-2-methylphenyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide chemical structure, C21H27ClN4O2, CAS 899956-81-1
N1-(5-chloro-2-methylphenyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide
CAS 899956-81-1C21H27ClN4O2
1-(2-(4-(4-Chlorophenyl)piperazin-1-yl)ethyl)-3-(2-phenoxyethyl)urea chemical structure, C21H27ClN4O2, CAS 1396811-92-9
1-(2-(4-(4-Chlorophenyl)piperazin-1-yl)ethyl)-3-(2-phenoxyethyl)urea
CAS 1396811-92-9C21H27ClN4O2
2-{[3-Chloro-4-(2-oxopyrrolidin-1-yl)phenyl]amino}-N-(1-cyanocyclohexyl)-N-methylpropanamide chemical structure, C21H27ClN4O2, CAS 1105615-25-5
2-{[3-Chloro-4-(2-oxopyrrolidin-1-yl)phenyl]amino}-N-(1-cyanocyclohexyl)-N-methylpropanamide
CAS 1105615-25-5C21H27ClN4O2
1-(4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl)-4-((4,6-dimethylpyrimidin-2-yl)amino)butan-1-one chemical structure, C21H27ClN4O2, CAS 1435999-44-2
1-(4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl)-4-((4,6-dimethylpyrimidin-2-yl)amino)butan-1-one
CAS 1435999-44-2C21H27ClN4O2
2-{[4-(Azepane-1-carbonyl)piperidin-1-yl]methyl}-7-chloro-3,4-dihydroquinazolin-4-one chemical structure, C21H27ClN4O2, CAS 923756-42-7
2-{[4-(Azepane-1-carbonyl)piperidin-1-yl]methyl}-7-chloro-3,4-dihydroquinazolin-4-one
CAS 923756-42-7C21H27ClN4O2
Methylnitazene hydrochloride chemical structure, C21H27ClN4O2, CAS 1087694-01-6
Methylnitazene hydrochloride
CAS 1087694-01-6C21H27ClN4O2
N-(4-Chlorophenyl)glycyl-N-(4-methylphenyl)-L-lysinamide chemical structure, C21H27ClN4O2, CAS 918436-24-5
N-(4-Chlorophenyl)glycyl-N-(4-methylphenyl)-L-lysinamide
CAS 918436-24-5C21H27ClN4O2
N-(3-Chlorophenyl)glycyl-N-(4-methylphenyl)-L-lysinamide chemical structure, C21H27ClN4O2, CAS 918436-23-4
N-(3-Chlorophenyl)glycyl-N-(4-methylphenyl)-L-lysinamide
CAS 918436-23-4C21H27ClN4O2
2-[4-(6-Chloro-1,8-naphthyridin-2-yl)piperidin-1-yl]-1-(2,6-dimethylmorpholin-4-yl)ethan-1-one chemical structure, C21H27ClN4O2, CAS 2741943-19-9
2-[4-(6-Chloro-1,8-naphthyridin-2-yl)piperidin-1-yl]-1-(2,6-dimethylmorpholin-4-yl)ethan-1-one
CAS 2741943-19-9C21H27ClN4O2

Frequently asked questions

What is the molar mass of C21H27ClN4O2?

The molar mass of C21H27ClN4O2 is 402.92 g/mol, calculated from standard atomic weights for 21 carbon atoms, 27 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 402.1823 Da.

How many compounds have the formula C21H27ClN4O2?

CompoundList lists 15 compounds with the molecular formula C21H27ClN4O2, including 1-(4-Chlorophenyl)-3-[2-(4-methoxyphenyl)-2-(4-methylpiperazin-1-yl)ethyl]urea, 2-(2-((5-(tert-Butyl)-3-(2-chlorophenyl)-2-methylpyrazolo[1,5-a]pyrimidin-7-yl)amino)ethoxy)ethanol, N1-(4-chlorobenzyl)-N2-(2-(dimethylamino)-2-(4-(dimethylamino)phenyl)ethyl)oxalamide. 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 C21H27ClN4O2?

C21H27ClN4O2 has a degree of unsaturation of 10. 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.