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Molecular formula

C21H18ClN3O2S

47 compounds have this formula on CompoundList.

Molar mass
411.90g/mol
Monoisotopic mass
411.0808Da
Atoms
46
Elements
6
Rings plus double bonds
14

The formula C21H18ClN3O2S describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms, 2 oxygen atoms and 1 sulfur 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 × 2161.24%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 184.40%
    1.008 × 18 = 18.144 g/mol
  • Cl Chlorine × 18.61%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 310.20%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 27.77%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 17.78%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H18ClN3O2S

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

Showing 1 to 47 of 47 compounds

1-(2-((Ethylamino)carbothioyl)carbohydrazonoyl)-2-naphthyl 2-chlorobenzoate chemical structure, C21H18ClN3O2S, CAS 764655-61-0
1-(2-((Ethylamino)carbothioyl)carbohydrazonoyl)-2-naphthyl 2-chlorobenzoate
CAS 764655-61-0C21H18ClN3O2S
N-(4-Chlorophenyl)-5-methyl-N-(4-methyl-4,5-dihydrothiazol-2-yl)-3-phenylisoxazole-4-carboxamide chemical structure, C21H18ClN3O2S, CAS 878090-53-0
N-(4-Chlorophenyl)-5-methyl-N-(4-methyl-4,5-dihydrothiazol-2-yl)-3-phenylisoxazole-4-carboxamide
CAS 878090-53-0C21H18ClN3O2S
4-Chloro-N-(4-(3-(indolin-1-yl)-3-oxopropyl)thiazol-2-yl)benzamide chemical structure, C21H18ClN3O2S, CAS 1021256-87-0
4-Chloro-N-(4-(3-(indolin-1-yl)-3-oxopropyl)thiazol-2-yl)benzamide
CAS 1021256-87-0C21H18ClN3O2S
(2-(Benzylthio)-4,5-dihydro-1H-imidazol-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone chemical structure, C21H18ClN3O2S, CAS 851864-64-7
(2-(Benzylthio)-4,5-dihydro-1H-imidazol-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone
CAS 851864-64-7C21H18ClN3O2S
4-((5-Chloro-2-thienyl)methoxy)-1-(2-cyclopropyl-1-methyl-1H-benzimidazol-6-yl)pyridin-2(1H)-one chemical structure, C21H18ClN3O2S, CAS 1447912-76-6
4-((5-Chloro-2-thienyl)methoxy)-1-(2-cyclopropyl-1-methyl-1H-benzimidazol-6-yl)pyridin-2(1H)-one
CAS 1447912-76-6C21H18ClN3O2S
4-Chloro-N-(4-(2-(3,4-dihydroisoquinolin-2(1H)-yl)-2-oxoethyl)thiazol-2-yl)benzamide chemical structure, C21H18ClN3O2S, CAS 921583-78-0
4-Chloro-N-(4-(2-(3,4-dihydroisoquinolin-2(1H)-yl)-2-oxoethyl)thiazol-2-yl)benzamide
CAS 921583-78-0C21H18ClN3O2S
N-[(4-Chlorophenyl)methyl]-2-[6-(4-methoxyphenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide chemical structure, C21H18ClN3O2S, CAS 897461-01-7
N-[(4-Chlorophenyl)methyl]-2-[6-(4-methoxyphenyl)imidazo[2,1-b][1,3]thiazol-3-yl]acetamide
CAS 897461-01-7C21H18ClN3O2S
4-((5-Chlorothiophen-3-yl)methoxy)-1-(2-cyclopropyl-3-methylimidazo[1,2-a]pyridin-6-yl)pyridin-2(1H)-one chemical structure, C21H18ClN3O2S, CAS 1447913-28-1
4-((5-Chlorothiophen-3-yl)methoxy)-1-(2-cyclopropyl-3-methylimidazo[1,2-a]pyridin-6-yl)pyridin-2(1H)-one
CAS 1447913-28-1C21H18ClN3O2S
4-((5-Chloro-3-thienyl)methoxy)-1-(2-cyclopropyl-1-methyl-1H-benzimidazol-6-yl)pyridin-2(1H)-one chemical structure, C21H18ClN3O2S, CAS 1447913-03-2
4-((5-Chloro-3-thienyl)methoxy)-1-(2-cyclopropyl-1-methyl-1H-benzimidazol-6-yl)pyridin-2(1H)-one
CAS 1447913-03-2C21H18ClN3O2S
N-{[(4-Chlorophenyl)carbamothioyl]amino}-2-hydroxy-2,2-diphenylacetamide chemical structure, C21H18ClN3O2S, CAS 893352-20-0
N-{[(4-Chlorophenyl)carbamothioyl]amino}-2-hydroxy-2,2-diphenylacetamide
CAS 893352-20-0C21H18ClN3O2S
1-(3-Chloro-4-methylphenyl)-3-(4,7-dimethylquinazolin-2-yl)sulfanylpyrrolidine-2,5-dione chemical structure, C21H18ClN3O2S, CAS 364617-74-3
1-(3-Chloro-4-methylphenyl)-3-(4,7-dimethylquinazolin-2-yl)sulfanylpyrrolidine-2,5-dione
CAS 364617-74-3C21H18ClN3O2S
2-{[4-(4-Chlorophenyl)-3-cyano-6-oxo-1,4,5,6-tetrahydropyridin-2-yl]sulfanyl}-N-(2-methylphenyl)acetamide chemical structure, C21H18ClN3O2S, CAS 370855-17-7
2-{[4-(4-Chlorophenyl)-3-cyano-6-oxo-1,4,5,6-tetrahydropyridin-2-yl]sulfanyl}-N-(2-methylphenyl)acetamide
CAS 370855-17-7C21H18ClN3O2S
2-[1-[(2-Chlorophenyl)methyl]indol-3-yl]sulfanyl-N-(5-methyl-1,2-oxazol-3-yl)acetamide chemical structure, C21H18ClN3O2S, CAS 450351-42-5
2-[1-[(2-Chlorophenyl)methyl]indol-3-yl]sulfanyl-N-(5-methyl-1,2-oxazol-3-yl)acetamide
CAS 450351-42-5C21H18ClN3O2S
{4-[(4-Chlorophenyl)sulfanyl]-2-phenyl-5-pyrimidinyl}(morpholino)methanone chemical structure, C21H18ClN3O2S, CAS 477854-71-0
{4-[(4-Chlorophenyl)sulfanyl]-2-phenyl-5-pyrimidinyl}(morpholino)methanone
CAS 477854-71-0C21H18ClN3O2S
2-((1-(4-Chlorobenzyl)-1H-indol-3-yl)thio)-N-(5-methylisoxazol-3-yl)acetamide chemical structure, C21H18ClN3O2S, CAS 450349-79-8
2-((1-(4-Chlorobenzyl)-1H-indol-3-yl)thio)-N-(5-methylisoxazol-3-yl)acetamide
CAS 450349-79-8C21H18ClN3O2S
N-[(E)-1-[4-[(2-Chlorobenzoyl)amino]phenyl]ethylideneamino]-5-methylthiophene-2-carboxamide chemical structure, C21H18ClN3O2S, CAS 515151-08-3
N-[(E)-1-[4-[(2-Chlorobenzoyl)amino]phenyl]ethylideneamino]-5-methylthiophene-2-carboxamide
CAS 515151-08-3C21H18ClN3O2S
5-Chloro-N-[(Z)-1-[4-[(2-methylbenzoyl)amino]phenyl]ethylideneamino]thiophene-2-carboxamide chemical structure, C21H18ClN3O2S, CAS 445021-11-4
5-Chloro-N-[(Z)-1-[4-[(2-methylbenzoyl)amino]phenyl]ethylideneamino]thiophene-2-carboxamide
CAS 445021-11-4C21H18ClN3O2S
4-Chloro-N~1~-[4-(5-methoxy-1,2-dimethyl-1H-indol-3-yl)-1,3-thiazol-2-yl]benzamide chemical structure, C21H18ClN3O2S, CAS 929818-85-9
4-Chloro-N~1~-[4-(5-methoxy-1,2-dimethyl-1H-indol-3-yl)-1,3-thiazol-2-yl]benzamide
CAS 929818-85-9C21H18ClN3O2S
N-(6-Chloro-4-methylbenzo[d]thiazol-2-yl)-2,5-dimethyl-N-(pyridin-2-ylmethyl)furan-3-carboxamide chemical structure, C21H18ClN3O2S, CAS 1171655-04-1
N-(6-Chloro-4-methylbenzo[d]thiazol-2-yl)-2,5-dimethyl-N-(pyridin-2-ylmethyl)furan-3-carboxamide
CAS 1171655-04-1C21H18ClN3O2S
N-[[2-Chloro-5-(propanoylamino)phenyl]carbamothioyl]naphthalene-2-carboxamide chemical structure, C21H18ClN3O2S, CAS 667867-07-4
N-[[2-Chloro-5-(propanoylamino)phenyl]carbamothioyl]naphthalene-2-carboxamide
CAS 667867-07-4C21H18ClN3O2S
N-(4-(2-((3-Chloro-2-methylphenyl)amino)-2-oxoethyl)thiazol-2-yl)cinnamamide chemical structure, C21H18ClN3O2S, CAS 1006001-39-3
N-(4-(2-((3-Chloro-2-methylphenyl)amino)-2-oxoethyl)thiazol-2-yl)cinnamamide
CAS 1006001-39-3C21H18ClN3O2S
5-Amino-1-(2-chlorobenzyl)-4-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-1,2-dihydro-3H-pyrrol-3-one chemical structure, C21H18ClN3O2S, CAS 951970-79-9
5-Amino-1-(2-chlorobenzyl)-4-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-1,2-dihydro-3H-pyrrol-3-one
CAS 951970-79-9C21H18ClN3O2S
5-Amino-4-[4-(4-chlorophenyl)-1,3-thiazol-2-yl]-1-(2-methoxybenzyl)-1,2-dihydro-3H-pyrrol-3-one chemical structure, C21H18ClN3O2S, CAS 929816-22-8
5-Amino-4-[4-(4-chlorophenyl)-1,3-thiazol-2-yl]-1-(2-methoxybenzyl)-1,2-dihydro-3H-pyrrol-3-one
CAS 929816-22-8C21H18ClN3O2S
(Z)-3-((3-Chloro-2-methylphenyl)amino)-2-(4-(3,4-dimethoxyphenyl)thiazol-2-yl)acrylonitrile chemical structure, C21H18ClN3O2S, CAS 373611-23-5
(Z)-3-((3-Chloro-2-methylphenyl)amino)-2-(4-(3,4-dimethoxyphenyl)thiazol-2-yl)acrylonitrile
CAS 373611-23-5C21H18ClN3O2S

Frequently asked questions

What is the molar mass of C21H18ClN3O2S?

The molar mass of C21H18ClN3O2S is 411.90 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 411.0808 Da.

How many compounds have the formula C21H18ClN3O2S?

CompoundList lists 47 compounds with the molecular formula C21H18ClN3O2S, including 1-(2-((Ethylamino)carbothioyl)carbohydrazonoyl)-2-naphthyl 2-chlorobenzoate, N-(4-Chlorophenyl)-5-methyl-N-(4-methyl-4,5-dihydrothiazol-2-yl)-3-phenylisoxazole-4-carboxamide, 4-Chloro-N-(4-(3-(indolin-1-yl)-3-oxopropyl)thiazol-2-yl)benzamide. 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 C21H18ClN3O2S?

C21H18ClN3O2S 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.