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Molecular formula

C21H16Cl2N2

12 compounds have this formula on CompoundList.

Molar mass
367.27g/mol
Monoisotopic mass
366.0691Da
Atoms
41
Elements
4
Rings plus double bonds
14

The formula C21H16Cl2N2 describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 2 chlorine atoms and 2 nitrogen 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 × 2168.68%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 164.39%
    1.008 × 16 = 16.128 g/mol
  • Cl Chlorine × 219.30%
    35.45 × 2 = 70.900 g/mol
  • N Nitrogen × 27.63%
    14.007 × 2 = 28.014 g/mol
Look up another formula

Compounds with the formula C21H16Cl2N2

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

Showing 1 to 12 of 12 compounds

Bis(2-chloro-4-methyl-6-quinolyl)methane chemical structure, C21H16Cl2N2, CAS 500349-71-3
Bis(2-chloro-4-methyl-6-quinolyl)methane
CAS 500349-71-3C21H16Cl2N2
3,5-Bis(4-chlorophenyl)-4,5-dihydro-1-phenyl-1H-pyrazole chemical structure, C21H16Cl2N2, CAS 57845-06-4
3,5-Bis(4-chlorophenyl)-4,5-dihydro-1-phenyl-1H-pyrazole
CAS 57845-06-4C21H16Cl2N2
1H-Pyrazole, 1,5-bis(4-chlorophenyl)-4,5-dihydro-3-phenyl- chemical structure, C21H16Cl2N2, CAS 7245-30-9
1H-Pyrazole, 1,5-bis(4-chlorophenyl)-4,5-dihydro-3-phenyl-
CAS 7245-30-9C21H16Cl2N2
1,3-Bis(4-chlorophenyl)-5-phenyl-4,5-dihydro-1H-pyrazole chemical structure, C21H16Cl2N2, CAS 7245-52-5
1,3-Bis(4-chlorophenyl)-5-phenyl-4,5-dihydro-1H-pyrazole
CAS 7245-52-5C21H16Cl2N2
5-(2-Chlorophenyl)-3-(4-chlorophenyl)-1-phenyl-4,5-dihydro-1H-pyrazole chemical structure, C21H16Cl2N2, CAS 339159-62-5
5-(2-Chlorophenyl)-3-(4-chlorophenyl)-1-phenyl-4,5-dihydro-1H-pyrazole
CAS 339159-62-5C21H16Cl2N2
6H-Quino(2,3,4-kl)acridine, 3,11-dichloro-7,8-dihydro-7,7-dimethyl- chemical structure, C21H16Cl2N2, CAS 132934-43-1
6H-Quino(2,3,4-kl)acridine, 3,11-dichloro-7,8-dihydro-7,7-dimethyl-
CAS 132934-43-1C21H16Cl2N2
5-(2,4-Dichlorophenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole chemical structure, C21H16Cl2N2, CAS 114456-85-8
5-(2,4-Dichlorophenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole
CAS 114456-85-8C21H16Cl2N2
1-(4-Chlorobenzyl)-2-(4-chlorophenyl)-6-methyl-1H-benzimidazole chemical structure, C21H16Cl2N2, CAS 77314-38-6
1-(4-Chlorobenzyl)-2-(4-chlorophenyl)-6-methyl-1H-benzimidazole
CAS 77314-38-6C21H16Cl2N2
1-(3-Chlorophenyl)-3-(4-chlorophenyl)-4,5-dihydro-5-phenyl-1H-pyrazole chemical structure, C21H16Cl2N2, CAS 5838-36-8
1-(3-Chlorophenyl)-3-(4-chlorophenyl)-4,5-dihydro-5-phenyl-1H-pyrazole
CAS 5838-36-8C21H16Cl2N2
5-(2-Chlorophenyl)-3-(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole chemical structure, C21H16Cl2N2, CAS 301324-44-7
5-(2-Chlorophenyl)-3-(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole
CAS 301324-44-7C21H16Cl2N2
1H-1,5-Benzodiazepine, 2-(3,4-dichlorophenyl)-2,3-dihydro-4-phenyl- chemical structure, C21H16Cl2N2, CAS 905726-85-4
1H-1,5-Benzodiazepine, 2-(3,4-dichlorophenyl)-2,3-dihydro-4-phenyl-
CAS 905726-85-4C21H16Cl2N2
N,N'-Bis-(4-chlorobenzylidene)-C-phenylmethanediamine chemical structure, C21H16Cl2N2, CAS 320734-42-7
N,N'-Bis-(4-chlorobenzylidene)-C-phenylmethanediamine
CAS 320734-42-7C21H16Cl2N2

Frequently asked questions

What is the molar mass of C21H16Cl2N2?

The molar mass of C21H16Cl2N2 is 367.27 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 2 chlorine atoms and 2 nitrogen atoms. The monoisotopic mass is 366.0691 Da.

How many compounds have the formula C21H16Cl2N2?

CompoundList lists 12 compounds with the molecular formula C21H16Cl2N2, including Bis(2-chloro-4-methyl-6-quinolyl)methane, 3,5-Bis(4-chlorophenyl)-4,5-dihydro-1-phenyl-1H-pyrazole, 1H-Pyrazole, 1,5-bis(4-chlorophenyl)-4,5-dihydro-3-phenyl-. 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 C21H16Cl2N2?

C21H16Cl2N2 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.