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Molecular formula

C21H18ClN5O2S

53 compounds have this formula on CompoundList.

Molar mass
439.92g/mol
Monoisotopic mass
439.0870Da
Atoms
48
Elements
6
Rings plus double bonds
15

The formula C21H18ClN5O2S describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 5 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 × 2157.34%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 184.12%
    1.008 × 18 = 18.144 g/mol
  • Cl Chlorine × 18.06%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 515.92%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 27.27%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 17.29%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H18ClN5O2S

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

Showing 1 to 53 of 53 compounds

N-(4-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C21H18ClN5O2S, CAS 573695-88-2
N-(4-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 573695-88-2C21H18ClN5O2S
2-((5-(2-Chlorophenyl)-4-(1H-pyrrol-1-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-methoxyphenyl)acetamide chemical structure, C21H18ClN5O2S, CAS 886925-14-0
2-((5-(2-Chlorophenyl)-4-(1H-pyrrol-1-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-methoxyphenyl)acetamide
CAS 886925-14-0C21H18ClN5O2S
N-(4-Chlorophenyl)-2-((1-(2-methoxyphenyl)-4-methyl-1H-pyrazolo[3,4-d]pyridazin-7-yl)thio)acetamide chemical structure, C21H18ClN5O2S, CAS 1105239-26-6
N-(4-Chlorophenyl)-2-((1-(2-methoxyphenyl)-4-methyl-1H-pyrazolo[3,4-d]pyridazin-7-yl)thio)acetamide
CAS 1105239-26-6C21H18ClN5O2S
2-((4-((4-Chlorobenzyl)amino)quinazolin-2-yl)thio)-N-(5-methylisoxazol-3-yl)acetamide chemical structure, C21H18ClN5O2S, CAS 422532-09-0
2-((4-((4-Chlorobenzyl)amino)quinazolin-2-yl)thio)-N-(5-methylisoxazol-3-yl)acetamide
CAS 422532-09-0C21H18ClN5O2S
N-(3-Chloro-2-methylphenyl)-2-[[4-(furan-2-ylmethyl)-5-pyridin-2-yl-1,2,4-triazol-3-yl]sulfanyl]acetamide chemical structure, C21H18ClN5O2S, CAS 577983-12-1
N-(3-Chloro-2-methylphenyl)-2-[[4-(furan-2-ylmethyl)-5-pyridin-2-yl-1,2,4-triazol-3-yl]sulfanyl]acetamide
CAS 577983-12-1C21H18ClN5O2S
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-N'-(4-methoxy-2-phenylquinolin-6-yl)urea chemical structure, C21H18ClN5O2S, CAS 1251550-30-7
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-N'-(4-methoxy-2-phenylquinolin-6-yl)urea
CAS 1251550-30-7C21H18ClN5O2S
2-(8-(Benzylthio)-3-oxo-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)-N-(3-chloro-2-methylphenyl)acetamide chemical structure, C21H18ClN5O2S, CAS 1251593-65-3
2-(8-(Benzylthio)-3-oxo-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)-N-(3-chloro-2-methylphenyl)acetamide
CAS 1251593-65-3C21H18ClN5O2S
N-(3-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C21H18ClN5O2S, CAS 333409-55-5
N-(3-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 333409-55-5C21H18ClN5O2S
2-((1-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)-N-(4-ethoxyphenyl)acetamide chemical structure, C21H18ClN5O2S, CAS 587002-19-5
2-((1-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)-N-(4-ethoxyphenyl)acetamide
CAS 587002-19-5C21H18ClN5O2S
(4-((4-Chlorobenzo[d]thiazol-2-yl)oxy)piperidin-1-yl)(2-phenyl-2H-1,2,3-triazol-4-yl)methanone chemical structure, C21H18ClN5O2S, CAS 1331365-17-3
(4-((4-Chlorobenzo[d]thiazol-2-yl)oxy)piperidin-1-yl)(2-phenyl-2H-1,2,3-triazol-4-yl)methanone
CAS 1331365-17-3C21H18ClN5O2S
2-[(4-Chlorobenzyl)sulfanyl]-N-(4-methoxyphenyl)-7-methyl[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide chemical structure, C21H18ClN5O2S, CAS 896668-53-4
2-[(4-Chlorobenzyl)sulfanyl]-N-(4-methoxyphenyl)-7-methyl[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide
CAS 896668-53-4C21H18ClN5O2S
N-(1-Benzyl-4-chloro-1H-pyrazol-3-yl)-2-[(3-methyl-4-oxo-3,4-dihydroquinazolin-2-yl)sulfanyl]acetamide chemical structure, C21H18ClN5O2S, CAS 1005649-23-9
N-(1-Benzyl-4-chloro-1H-pyrazol-3-yl)-2-[(3-methyl-4-oxo-3,4-dihydroquinazolin-2-yl)sulfanyl]acetamide
CAS 1005649-23-9C21H18ClN5O2S
N1-(4-chlorophenyl)-N2-(2-(2-(p-tolyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)oxalamide chemical structure, C21H18ClN5O2S, CAS 894030-42-3
N1-(4-chlorophenyl)-N2-(2-(2-(p-tolyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)oxalamide
CAS 894030-42-3C21H18ClN5O2S
N1-(3-chlorophenyl)-N2-(2-(2-(p-tolyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)oxalamide chemical structure, C21H18ClN5O2S, CAS 894030-58-1
N1-(3-chlorophenyl)-N2-(2-(2-(p-tolyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)oxalamide
CAS 894030-58-1C21H18ClN5O2S
N-Benzyl-2-(6-((4-chlorobenzyl)thio)-3-oxo-[1,2,4]triazolo[4,3-b]pyridazin-2(3H)-yl)acetamide chemical structure, C21H18ClN5O2S, CAS 1040644-11-8
N-Benzyl-2-(6-((4-chlorobenzyl)thio)-3-oxo-[1,2,4]triazolo[4,3-b]pyridazin-2(3H)-yl)acetamide
CAS 1040644-11-8C21H18ClN5O2S
2-(8-(Benzylthio)-3-oxo-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)-N-(4-chlorobenzyl)acetamide chemical structure, C21H18ClN5O2S, CAS 1251694-20-8
2-(8-(Benzylthio)-3-oxo-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)-N-(4-chlorobenzyl)acetamide
CAS 1251694-20-8C21H18ClN5O2S
N-(2-Chlorobenzyl)-2-((4-hydroxy-1-(o-tolyl)-1H-pyrazolo[3,4-d]pyrimidin-6-yl)thio)acetamide chemical structure, C21H18ClN5O2S, CAS 922567-82-6
N-(2-Chlorobenzyl)-2-((4-hydroxy-1-(o-tolyl)-1H-pyrazolo[3,4-d]pyrimidin-6-yl)thio)acetamide
CAS 922567-82-6C21H18ClN5O2S
N-(4-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C21H18ClN5O2S, CAS 573942-32-2
N-(4-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 573942-32-2C21H18ClN5O2S
N-(5-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C21H18ClN5O2S, CAS 577696-06-1
N-(5-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 577696-06-1C21H18ClN5O2S
N-(5-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C21H18ClN5O2S, CAS 578701-02-7
N-(5-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 578701-02-7C21H18ClN5O2S
N-(4-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C21H18ClN5O2S, CAS 586991-43-7
N-(4-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 586991-43-7C21H18ClN5O2S
N-(3-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C21H18ClN5O2S, CAS 841209-62-9
N-(3-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 841209-62-9C21H18ClN5O2S
2-((1-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)-N-(2-ethoxyphenyl)acetamide chemical structure, C21H18ClN5O2S, CAS 585554-24-1
2-((1-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)-N-(2-ethoxyphenyl)acetamide
CAS 585554-24-1C21H18ClN5O2S
N-(5-Chloro-2-methoxyphenyl)-2-((3-(p-tolyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamide chemical structure, C21H18ClN5O2S, CAS 852375-57-6
N-(5-Chloro-2-methoxyphenyl)-2-((3-(p-tolyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamide
CAS 852375-57-6C21H18ClN5O2S

Frequently asked questions

What is the molar mass of C21H18ClN5O2S?

The molar mass of C21H18ClN5O2S is 439.92 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 5 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 439.0870 Da.

How many compounds have the formula C21H18ClN5O2S?

CompoundList lists 53 compounds with the molecular formula C21H18ClN5O2S, including N-(4-Chloro-2-methylphenyl)-2-{[4-(furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide, 2-((5-(2-Chlorophenyl)-4-(1H-pyrrol-1-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-methoxyphenyl)acetamide, N-(4-Chlorophenyl)-2-((1-(2-methoxyphenyl)-4-methyl-1H-pyrazolo[3,4-d]pyridazin-7-yl)thio)acetamide. 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 C21H18ClN5O2S?

C21H18ClN5O2S has a degree of unsaturation of 15. 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.