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Molecular formula

C20H18Cl2N2O4

14 compounds have this formula on CompoundList.

Molar mass
421.27g/mol
Monoisotopic mass
420.0644Da
Atoms
46
Elements
5
Rings plus double bonds
12

The formula C20H18Cl2N2O4 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 2 chlorine atoms, 2 nitrogen atoms and 4 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 × 2057.02%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 184.31%
    1.008 × 18 = 18.144 g/mol
  • Cl Chlorine × 216.83%
    35.45 × 2 = 70.900 g/mol
  • N Nitrogen × 26.65%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 415.19%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C20H18Cl2N2O4

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

Showing 1 to 14 of 14 compounds

3,4-Dichlorobenzyl 1-{[(2-methylphenyl)carbonyl]amino}-5-oxopyrrolidine-3-carboxylate chemical structure, C20H18Cl2N2O4, CAS 838817-86-0
3,4-Dichlorobenzyl 1-{[(2-methylphenyl)carbonyl]amino}-5-oxopyrrolidine-3-carboxylate
CAS 838817-86-0C20H18Cl2N2O4
[2-(2,2-Dimethyl-3-oxo-4H-quinoxalin-1-yl)-2-oxoethyl] 2-(3,4-dichlorophenyl)acetate chemical structure, C20H18Cl2N2O4, CAS 852908-05-5
[2-(2,2-Dimethyl-3-oxo-4H-quinoxalin-1-yl)-2-oxoethyl] 2-(3,4-dichlorophenyl)acetate
CAS 852908-05-5C20H18Cl2N2O4
4-[5-(2,4-Dichlorophenyl)-3-(4-methoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl]-4-oxobutanoic acid chemical structure, C20H18Cl2N2O4, CAS 361198-52-9
4-[5-(2,4-Dichlorophenyl)-3-(4-methoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl]-4-oxobutanoic acid
CAS 361198-52-9C20H18Cl2N2O4
(4-Methoxyphenyl)methyl 4-(3,4-dichlorophenyl)-6-methyl-2-oxo-3,4-dihydro-1H-pyrimidine-5-carboxylate chemical structure, C20H18Cl2N2O4, CAS 5612-05-5
(4-Methoxyphenyl)methyl 4-(3,4-dichlorophenyl)-6-methyl-2-oxo-3,4-dihydro-1H-pyrimidine-5-carboxylate
CAS 5612-05-5C20H18Cl2N2O4
2-Phenoxyethyl 4-(3,4-dichlorophenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate chemical structure, C20H18Cl2N2O4, CAS 299404-38-9
2-Phenoxyethyl 4-(3,4-dichlorophenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
CAS 299404-38-9C20H18Cl2N2O4
2-(2,4-Dichlorophenoxy)-N-[2-(7-methoxy-2-oxo-1H-quinolin-3-yl)ethyl]acetamide chemical structure, C20H18Cl2N2O4, CAS 851406-04-7
2-(2,4-Dichlorophenoxy)-N-[2-(7-methoxy-2-oxo-1H-quinolin-3-yl)ethyl]acetamide
CAS 851406-04-7C20H18Cl2N2O4
Ethyl 4-(3,5-dichloro-2-methoxyphenyl)-2-oxo-6-phenyl-3,4-dihydro-1H-pyrimidine-5-carboxylate chemical structure, C20H18Cl2N2O4, CAS 354780-99-7
Ethyl 4-(3,5-dichloro-2-methoxyphenyl)-2-oxo-6-phenyl-3,4-dihydro-1H-pyrimidine-5-carboxylate
CAS 354780-99-7C20H18Cl2N2O4
1-(4-(Benzo[d]oxazol-2-yloxy)piperidin-1-yl)-2-(2,4-dichlorophenoxy)ethanone chemical structure, C20H18Cl2N2O4, CAS 2034305-79-6
1-(4-(Benzo[d]oxazol-2-yloxy)piperidin-1-yl)-2-(2,4-dichlorophenoxy)ethanone
CAS 2034305-79-6C20H18Cl2N2O4
2,4-Dichloro-N-[2-(5,8-dimethoxy-2-oxo-1H-quinolin-3-yl)ethyl]benzamide chemical structure, C20H18Cl2N2O4, CAS 851403-68-4
2,4-Dichloro-N-[2-(5,8-dimethoxy-2-oxo-1H-quinolin-3-yl)ethyl]benzamide
CAS 851403-68-4C20H18Cl2N2O4
N,N'-(3,3'-Dichloro[1,1'-biphenyl]-4,4'-diyl)bis(3-oxobutanamide) chemical structure, C20H18Cl2N2O4, CAS 26947-28-4
N,N'-(3,3'-Dichloro[1,1'-biphenyl]-4,4'-diyl)bis(3-oxobutanamide)
CAS 26947-28-4C20H18Cl2N2O4
[2-[2-Acetyl-3-(2,4-dichlorophenyl)-3,4-dihydropyrazol-5-yl]-5-methoxyphenyl] acetate chemical structure, C20H18Cl2N2O4, CAS 693255-97-9
[2-[2-Acetyl-3-(2,4-dichlorophenyl)-3,4-dihydropyrazol-5-yl]-5-methoxyphenyl] acetate
CAS 693255-97-9C20H18Cl2N2O4
2,5-Dichloro-N-(2-(5,8-dimethoxy-2-oxo-1,2-dihydroquinolin-3-yl)ethyl)benzamide chemical structure, C20H18Cl2N2O4, CAS 904267-64-7
2,5-Dichloro-N-(2-(5,8-dimethoxy-2-oxo-1,2-dihydroquinolin-3-yl)ethyl)benzamide
CAS 904267-64-7C20H18Cl2N2O4
5-Pyrimidinecarboxylic acid, 4-(3,5-dichloro-4-ethoxyphenyl)-1,2,3,4-tetrahydro-2-oxo-6-phenyl-, methyl ester chemical structure, C20H18Cl2N2O4, CAS 1795359-84-0
5-Pyrimidinecarboxylic acid, 4-(3,5-dichloro-4-ethoxyphenyl)-1,2,3,4-tetrahydro-2-oxo-6-phenyl-, methyl ester
CAS 1795359-84-0C20H18Cl2N2O4
1,1'-(1,4-Phenylenebis(methylene))bis(4-carboxypyridin-1-ium) chloride chemical structure, C20H18Cl2N2O4, CAS 2149574-29-6
1,1'-(1,4-Phenylenebis(methylene))bis(4-carboxypyridin-1-ium) chloride
CAS 2149574-29-6C20H18Cl2N2O4

Frequently asked questions

What is the molar mass of C20H18Cl2N2O4?

The molar mass of C20H18Cl2N2O4 is 421.27 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 2 chlorine atoms, 2 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 420.0644 Da.

How many compounds have the formula C20H18Cl2N2O4?

CompoundList lists 14 compounds with the molecular formula C20H18Cl2N2O4, including 3,4-Dichlorobenzyl 1-{[(2-methylphenyl)carbonyl]amino}-5-oxopyrrolidine-3-carboxylate, [2-(2,2-Dimethyl-3-oxo-4H-quinoxalin-1-yl)-2-oxoethyl] 2-(3,4-dichlorophenyl)acetate, 4-[5-(2,4-Dichlorophenyl)-3-(4-methoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl]-4-oxobutanoic acid. 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 C20H18Cl2N2O4?

C20H18Cl2N2O4 has a degree of unsaturation of 12. 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.