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Molecular formula

C18H20ClN5O2S

24 compounds have this formula on CompoundList.

Molar mass
405.90g/mol
Monoisotopic mass
405.1026Da
Atoms
47
Elements
6
Rings plus double bonds
11

The formula C18H20ClN5O2S describes a molecule made of 18 carbon atoms, 20 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 × 1853.26%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 204.97%
    1.008 × 20 = 20.160 g/mol
  • Cl Chlorine × 18.73%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 517.25%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 27.88%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 17.90%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H20ClN5O2S

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

Showing 1 to 24 of 24 compounds

N-[2-(3-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-(4-methylpiperazin-1-yl)-2-oxoacetamide chemical structure, C18H20ClN5O2S, CAS 946354-28-5
N-[2-(3-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-(4-methylpiperazin-1-yl)-2-oxoacetamide
CAS 946354-28-5C18H20ClN5O2S
N-[2-(4-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-(4-methylpiperazin-1-yl)-2-oxoacetamide chemical structure, C18H20ClN5O2S, CAS 946332-28-1
N-[2-(4-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-(4-methylpiperazin-1-yl)-2-oxoacetamide
CAS 946332-28-1C18H20ClN5O2S
1-(4-((2-Chlorophenyl)(6-hydroxy-2-methylthiazolo[3,2-b][1,2,4]triazol-5-yl)methyl)piperazin-1-yl)ethanone chemical structure, C18H20ClN5O2S, CAS 869344-51-4
1-(4-((2-Chlorophenyl)(6-hydroxy-2-methylthiazolo[3,2-b][1,2,4]triazol-5-yl)methyl)piperazin-1-yl)ethanone
CAS 869344-51-4C18H20ClN5O2S
2-[6-(tert-Butylsulfanyl)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]-N-[(2-chlorophenyl)methyl]acetamide chemical structure, C18H20ClN5O2S, CAS 1040667-24-0
2-[6-(tert-Butylsulfanyl)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]-N-[(2-chlorophenyl)methyl]acetamide
CAS 1040667-24-0C18H20ClN5O2S
2-[6-(tert-Butylsulfanyl)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]-N-(3-chloro-4-methylphenyl)acetamide chemical structure, C18H20ClN5O2S, CAS 1040666-96-3
2-[6-(tert-Butylsulfanyl)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]-N-(3-chloro-4-methylphenyl)acetamide
CAS 1040666-96-3C18H20ClN5O2S
N-(Butan-2-yl)-2-(6-{[(4-chlorophenyl)methyl]sulfanyl}-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl)acetamide chemical structure, C18H20ClN5O2S, CAS 1105236-98-3
N-(Butan-2-yl)-2-(6-{[(4-chlorophenyl)methyl]sulfanyl}-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl)acetamide
CAS 1105236-98-3C18H20ClN5O2S
2-[6-(tert-Butylsulfanyl)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]-N-(2-chloro-4-methylphenyl)acetamide chemical structure, C18H20ClN5O2S, CAS 1040653-85-7
2-[6-(tert-Butylsulfanyl)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]-N-(2-chloro-4-methylphenyl)acetamide
CAS 1040653-85-7C18H20ClN5O2S
2-[6-(tert-Butylsulfanyl)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]-N-[(4-chlorophenyl)methyl]acetamide chemical structure, C18H20ClN5O2S, CAS 1040638-52-5
2-[6-(tert-Butylsulfanyl)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]-N-[(4-chlorophenyl)methyl]acetamide
CAS 1040638-52-5C18H20ClN5O2S
1-((3-Chlorophenyl)(6-hydroxy-2-methylthiazolo[3,2-b][1,2,4]triazol-5-yl)methyl)piperidine-4-carboxamide chemical structure, C18H20ClN5O2S, CAS 851969-35-2
1-((3-Chlorophenyl)(6-hydroxy-2-methylthiazolo[3,2-b][1,2,4]triazol-5-yl)methyl)piperidine-4-carboxamide
CAS 851969-35-2C18H20ClN5O2S
1-((4-Chlorophenyl)(6-hydroxy-2-methylthiazolo[3,2-b][1,2,4]triazol-5-yl)methyl)piperidine-4-carboxamide chemical structure, C18H20ClN5O2S, CAS 851809-44-4
1-((4-Chlorophenyl)(6-hydroxy-2-methylthiazolo[3,2-b][1,2,4]triazol-5-yl)methyl)piperidine-4-carboxamide
CAS 851809-44-4C18H20ClN5O2S
1-[(2-Chlorophenyl)({6-hydroxy-2-methyl-[1,2,4]triazolo[3,2-b][1,3]thiazol-5-yl})methyl]piperidine-4-carboxamide chemical structure, C18H20ClN5O2S, CAS 869344-61-6
1-[(2-Chlorophenyl)({6-hydroxy-2-methyl-[1,2,4]triazolo[3,2-b][1,3]thiazol-5-yl})methyl]piperidine-4-carboxamide
CAS 869344-61-6C18H20ClN5O2S
(5-Methylisoxazol-3-yl)(4-(5-phenyl-6H-1,3,4-thiadiazin-2-yl)piperazin-1-yl)methanone hydrochloride chemical structure, C18H20ClN5O2S, CAS 1351611-70-5
(5-Methylisoxazol-3-yl)(4-(5-phenyl-6H-1,3,4-thiadiazin-2-yl)piperazin-1-yl)methanone hydrochloride
CAS 1351611-70-5C18H20ClN5O2S
1-(2-Chlorophenyl)-N-((1-(3-cyanopyrazin-2-yl)piperidin-4-yl)methyl)methanesulfonamide chemical structure, C18H20ClN5O2S, CAS 1797844-36-0
1-(2-Chlorophenyl)-N-((1-(3-cyanopyrazin-2-yl)piperidin-4-yl)methyl)methanesulfonamide
CAS 1797844-36-0C18H20ClN5O2S
Ethyl 2-((3-(4-(3-chlorophenyl)piperazino)-4-cyano-5-isothiazolyl)amino)acetate chemical structure, C18H20ClN5O2S, CAS 338966-47-5
Ethyl 2-((3-(4-(3-chlorophenyl)piperazino)-4-cyano-5-isothiazolyl)amino)acetate
CAS 338966-47-5C18H20ClN5O2S
N-(5-Chloro-2-methoxyphenyl)-2-[(5-propyl-4-pyrrol-1-yl-1,2,4-triazol-3-yl)sulfanyl]acetamide chemical structure, C18H20ClN5O2S, CAS 896294-82-9
N-(5-Chloro-2-methoxyphenyl)-2-[(5-propyl-4-pyrrol-1-yl-1,2,4-triazol-3-yl)sulfanyl]acetamide
CAS 896294-82-9C18H20ClN5O2S
1-(4-Chlorophenyl)-2-((5-(3-ethoxy-1-ethyl-1H-pyrazol-4-yl)-4-methyl-4H-1,2,4-triazol-3-yl)thio)ethanone chemical structure, C18H20ClN5O2S, CAS 1013778-12-5
1-(4-Chlorophenyl)-2-((5-(3-ethoxy-1-ethyl-1H-pyrazol-4-yl)-4-methyl-4H-1,2,4-triazol-3-yl)thio)ethanone
CAS 1013778-12-5C18H20ClN5O2S
N-(5-Chloro-2-methylphenyl)-2-[(2,6-diethyl-7-oxo-6,7-dihydro-2H-pyrazolo[4,3-d]pyrimidin-5-yl)sulfanyl]acetamide chemical structure, C18H20ClN5O2S, CAS 832115-26-1
N-(5-Chloro-2-methylphenyl)-2-[(2,6-diethyl-7-oxo-6,7-dihydro-2H-pyrazolo[4,3-d]pyrimidin-5-yl)sulfanyl]acetamide
CAS 832115-26-1C18H20ClN5O2S
5-Chloro-2-(methylsulfanyl)-N-[1-(phenylcarbamoyl)piperidin-4-yl]pyrimidine-4-carboxamide chemical structure, C18H20ClN5O2S, CAS 1147536-33-1
5-Chloro-2-(methylsulfanyl)-N-[1-(phenylcarbamoyl)piperidin-4-yl]pyrimidine-4-carboxamide
CAS 1147536-33-1C18H20ClN5O2S
2-({6-Chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}sulfanyl)-1-{2,5-dimethyl-1-[(oxolan-2-yl)methyl]-1H-pyrrol-3-yl}ethan-1-one chemical structure, C18H20ClN5O2S, CAS 1057684-78-2
2-({6-Chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}sulfanyl)-1-{2,5-dimethyl-1-[(oxolan-2-yl)methyl]-1H-pyrrol-3-yl}ethan-1-one
CAS 1057684-78-2C18H20ClN5O2S
3-Chloro-N-((1-(3-cyanopyrazin-2-yl)piperidin-4-yl)methyl)-4-methylbenzenesulfonamide chemical structure, C18H20ClN5O2S, CAS 1797535-39-7
3-Chloro-N-((1-(3-cyanopyrazin-2-yl)piperidin-4-yl)methyl)-4-methylbenzenesulfonamide
CAS 1797535-39-7C18H20ClN5O2S
6-Chloro-2-{1-[(1,2-dimethyl-1H-imidazol-4-yl)sulfonyl]piperidin-4-yl}-1,8-naphthyridine chemical structure, C18H20ClN5O2S, CAS 2741896-60-4
6-Chloro-2-{1-[(1,2-dimethyl-1H-imidazol-4-yl)sulfonyl]piperidin-4-yl}-1,8-naphthyridine
CAS 2741896-60-4C18H20ClN5O2S
6-[4-(7-Chloro-4-methoxy-1,3-benzothiazol-2-yl)piperazin-1-yl]-2-ethyl-2,3-dihydropyridazin-3-one chemical structure, C18H20ClN5O2S, CAS 2770583-13-4
6-[4-(7-Chloro-4-methoxy-1,3-benzothiazol-2-yl)piperazin-1-yl]-2-ethyl-2,3-dihydropyridazin-3-one
CAS 2770583-13-4C18H20ClN5O2S
N-[1-(7-Chloro-4-methoxy-1,3-benzothiazol-2-yl)piperidin-3-yl]-1-methyl-1H-pyrazole-4-carboxamide chemical structure, C18H20ClN5O2S, CAS 3054618-46-8
N-[1-(7-Chloro-4-methoxy-1,3-benzothiazol-2-yl)piperidin-3-yl]-1-methyl-1H-pyrazole-4-carboxamide
CAS 3054618-46-8C18H20ClN5O2S
N-[1-(7-Chloro-4-methoxy-1,3-benzothiazol-2-yl)piperidin-4-yl]-1-methyl-1H-pyrazole-4-carboxamide chemical structure, C18H20ClN5O2S, CAS 3054594-80-5
N-[1-(7-Chloro-4-methoxy-1,3-benzothiazol-2-yl)piperidin-4-yl]-1-methyl-1H-pyrazole-4-carboxamide
CAS 3054594-80-5C18H20ClN5O2S

Frequently asked questions

What is the molar mass of C18H20ClN5O2S?

The molar mass of C18H20ClN5O2S is 405.90 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 5 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 405.1026 Da.

How many compounds have the formula C18H20ClN5O2S?

CompoundList lists 24 compounds with the molecular formula C18H20ClN5O2S, including N-[2-(3-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-(4-methylpiperazin-1-yl)-2-oxoacetamide, N-[2-(4-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-(4-methylpiperazin-1-yl)-2-oxoacetamide, 1-(4-((2-Chlorophenyl)(6-hydroxy-2-methylthiazolo[3,2-b][1,2,4]triazol-5-yl)methyl)piperazin-1-yl)ethanone. 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 C18H20ClN5O2S?

C18H20ClN5O2S has a degree of unsaturation of 11. 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.