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Molecular formula

C18H21ClN4OS

30 compounds have this formula on CompoundList.

Molar mass
376.90g/mol
Monoisotopic mass
376.1125Da
Atoms
46
Elements
6
Rings plus double bonds
10

The formula C18H21ClN4OS describes a molecule made of 18 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms, 1 oxygen atom 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 × 1857.36%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 215.62%
    1.008 × 21 = 21.168 g/mol
  • Cl Chlorine × 19.41%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 414.87%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 14.24%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 18.51%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H21ClN4OS

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

Showing 1 to 30 of 30 compounds

2-[4-[(4-Chlorophenyl)methyl]piperazin-1-yl]-N-[(E)-thiophen-2-ylmethylideneamino]acetamide chemical structure, C18H21ClN4OS, CAS 499208-92-3
2-[4-[(4-Chlorophenyl)methyl]piperazin-1-yl]-N-[(E)-thiophen-2-ylmethylideneamino]acetamide
CAS 499208-92-3C18H21ClN4OS
N-(4-Chlorobenzyl)-4-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)piperidine-1-carboxamide chemical structure, C18H21ClN4OS, CAS 1105247-53-7
N-(4-Chlorobenzyl)-4-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)piperidine-1-carboxamide
CAS 1105247-53-7C18H21ClN4OS
2-((6-((2-Chlorobenzyl)amino)pyrimidin-4-yl)thio)-N-cyclopentylacetamide chemical structure, C18H21ClN4OS, CAS 1251683-38-1
2-((6-((2-Chlorobenzyl)amino)pyrimidin-4-yl)thio)-N-cyclopentylacetamide
CAS 1251683-38-1C18H21ClN4OS
(5-Chloro-2-(methylthio)pyrimidin-4-yl)(4-(2,3-dimethylphenyl)piperazin-1-yl)methanone chemical structure, C18H21ClN4OS, CAS 898648-14-1
(5-Chloro-2-(methylthio)pyrimidin-4-yl)(4-(2,3-dimethylphenyl)piperazin-1-yl)methanone
CAS 898648-14-1C18H21ClN4OS
5-((3-Chlorophenyl)(3-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 851969-30-7
5-((3-Chlorophenyl)(3-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 851969-30-7C18H21ClN4OS
1-(4-Chlorophenyl)-3-(2-morpholino-2-(pyridin-3-yl)ethyl)thiourea chemical structure, C18H21ClN4OS, CAS 851946-41-3
1-(4-Chlorophenyl)-3-(2-morpholino-2-(pyridin-3-yl)ethyl)thiourea
CAS 851946-41-3C18H21ClN4OS
N-(5-Chloro-2-methylphenyl)-2-{[6-(piperidin-1-yl)pyrimidin-4-yl]sulfanyl}acetamide chemical structure, C18H21ClN4OS, CAS 1112444-53-7
N-(5-Chloro-2-methylphenyl)-2-{[6-(piperidin-1-yl)pyrimidin-4-yl]sulfanyl}acetamide
CAS 1112444-53-7C18H21ClN4OS
5-((4-Chlorophenyl)(3-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 369367-03-3
5-((4-Chlorophenyl)(3-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 369367-03-3C18H21ClN4OS
5-((4-Chlorophenyl)(4-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 369367-04-4
5-((4-Chlorophenyl)(4-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 369367-04-4C18H21ClN4OS
2-((6-((4-Chlorobenzyl)amino)pyrimidin-4-yl)thio)-N-cyclopentylacetamide chemical structure, C18H21ClN4OS, CAS 1251550-79-4
2-((6-((4-Chlorobenzyl)amino)pyrimidin-4-yl)thio)-N-cyclopentylacetamide
CAS 1251550-79-4C18H21ClN4OS
N-(5-Chloro-2-methylphenyl)-2-{[4-(piperidin-1-yl)pyrimidin-2-yl]sulfanyl}acetamide chemical structure, C18H21ClN4OS, CAS 1251590-26-7
N-(5-Chloro-2-methylphenyl)-2-{[4-(piperidin-1-yl)pyrimidin-2-yl]sulfanyl}acetamide
CAS 1251590-26-7C18H21ClN4OS
2-Chloro-5-(propan-2-yl)-N-{[1-(propan-2-yl)-1H-benzimidazol-2-yl]methyl}-1,3-thiazole-4-carboxamide chemical structure, C18H21ClN4OS, CAS 1574317-15-9
2-Chloro-5-(propan-2-yl)-N-{[1-(propan-2-yl)-1H-benzimidazol-2-yl]methyl}-1,3-thiazole-4-carboxamide
CAS 1574317-15-9C18H21ClN4OS
5-((3-Chlorophenyl)(4-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 851969-31-8
5-((3-Chlorophenyl)(4-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 851969-31-8C18H21ClN4OS
N-[4-(1-Adamantyl)-1,3-thiazol-2-yl]-4-chloro-1-methylpyrazole-3-carboxamide chemical structure, C18H21ClN4OS, CAS 1005583-15-2
N-[4-(1-Adamantyl)-1,3-thiazol-2-yl]-4-chloro-1-methylpyrazole-3-carboxamide
CAS 1005583-15-2C18H21ClN4OS
5-((2-Chlorophenyl)(piperidin-1-yl)methyl)-2-ethylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 887218-65-7
5-((2-Chlorophenyl)(piperidin-1-yl)methyl)-2-ethylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 887218-65-7C18H21ClN4OS
N-[4-(1-Adamantyl)-1,3-thiazol-2-yl]-4-chloro-2-methylpyrazole-3-carboxamide chemical structure, C18H21ClN4OS, CAS 1005695-67-9
N-[4-(1-Adamantyl)-1,3-thiazol-2-yl]-4-chloro-2-methylpyrazole-3-carboxamide
CAS 1005695-67-9C18H21ClN4OS
5-((3-Chlorophenyl)(piperidin-1-yl)methyl)-2-ethylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 898361-44-9
5-((3-Chlorophenyl)(piperidin-1-yl)methyl)-2-ethylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 898361-44-9C18H21ClN4OS
5-((4-Chlorophenyl)(piperidin-1-yl)methyl)-2-ethylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 898361-45-0
5-((4-Chlorophenyl)(piperidin-1-yl)methyl)-2-ethylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 898361-45-0C18H21ClN4OS
N-{2-[(4-Chlorophenyl)sulfanyl]ethyl}-1-(2-pyrimidinyl)-3-piperidinecarboxamide chemical structure, C18H21ClN4OS, CAS 1401606-29-8
N-{2-[(4-Chlorophenyl)sulfanyl]ethyl}-1-(2-pyrimidinyl)-3-piperidinecarboxamide
CAS 1401606-29-8C18H21ClN4OS
(2-Methylimidazo[1,2-a]pyridin-3-yl)(4-(thiophen-3-ylmethyl)piperazin-1-yl)methanone hydrochloride chemical structure, C18H21ClN4OS, CAS 1351615-62-7
(2-Methylimidazo[1,2-a]pyridin-3-yl)(4-(thiophen-3-ylmethyl)piperazin-1-yl)methanone hydrochloride
CAS 1351615-62-7C18H21ClN4OS
N-[3-(1H-Benzimidazol-2-yl)propyl]-2-chloro-5-(2-methylpropyl)-1,3-thiazole-4-carboxamide chemical structure, C18H21ClN4OS, CAS 1574346-91-0
N-[3-(1H-Benzimidazol-2-yl)propyl]-2-chloro-5-(2-methylpropyl)-1,3-thiazole-4-carboxamide
CAS 1574346-91-0C18H21ClN4OS
6H-Pyrrolo(2,3-d)pyrimidin-6-one, 5,7-dihydro-7-methyl-2-(4-(phenylthio)-1-piperidinyl)-, monohydrochloride chemical structure, C18H21ClN4OS, CAS 122113-37-5
6H-Pyrrolo(2,3-d)pyrimidin-6-one, 5,7-dihydro-7-methyl-2-(4-(phenylthio)-1-piperidinyl)-, monohydrochloride
CAS 122113-37-5C18H21ClN4OS
5-((2-Chlorophenyl)(3-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 869342-85-8
5-((2-Chlorophenyl)(3-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 869342-85-8C18H21ClN4OS
5-((2-Chlorophenyl)(4-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C18H21ClN4OS, CAS 869342-93-8
5-((2-Chlorophenyl)(4-methylpiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 869342-93-8C18H21ClN4OS

Frequently asked questions

What is the molar mass of C18H21ClN4OS?

The molar mass of C18H21ClN4OS is 376.90 g/mol, calculated from standard atomic weights for 18 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 376.1125 Da.

How many compounds have the formula C18H21ClN4OS?

CompoundList lists 30 compounds with the molecular formula C18H21ClN4OS, including 2-[4-[(4-Chlorophenyl)methyl]piperazin-1-yl]-N-[(E)-thiophen-2-ylmethylideneamino]acetamide, N-(4-Chlorobenzyl)-4-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)piperidine-1-carboxamide, 2-((6-((2-Chlorobenzyl)amino)pyrimidin-4-yl)thio)-N-cyclopentylacetamide. 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 C18H21ClN4OS?

C18H21ClN4OS has a degree of unsaturation of 10. 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.