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Molecular formula

C21H16ClN3OS

35 compounds have this formula on CompoundList.

Molar mass
393.89g/mol
Monoisotopic mass
393.0703Da
Atoms
43
Elements
6
Rings plus double bonds
15

The formula C21H16ClN3OS describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 3 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 × 2164.04%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 164.09%
    1.008 × 16 = 16.128 g/mol
  • Cl Chlorine × 19.00%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 310.67%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 14.06%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 18.14%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H16ClN3OS

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

Showing 1 to 35 of 35 compounds

N-[3-(1H-Benzimidazol-2-yl)phenyl]-2-(4-chlorophenyl)sulfanylacetamide chemical structure, C21H16ClN3OS, CAS 518007-97-1
N-[3-(1H-Benzimidazol-2-yl)phenyl]-2-(4-chlorophenyl)sulfanylacetamide
CAS 518007-97-1C21H16ClN3OS
N-[4-(1H-Benzimidazol-2-yl)phenyl]-2-(4-chlorophenyl)sulfanylacetamide chemical structure, C21H16ClN3OS, CAS 381195-01-3
N-[4-(1H-Benzimidazol-2-yl)phenyl]-2-(4-chlorophenyl)sulfanylacetamide
CAS 381195-01-3C21H16ClN3OS
2-[1-(3-Chlorophenyl)imidazol-2-yl]sulfanyl-N-naphthalen-1-ylacetamide chemical structure, C21H16ClN3OS, CAS 851079-10-2
2-[1-(3-Chlorophenyl)imidazol-2-yl]sulfanyl-N-naphthalen-1-ylacetamide
CAS 851079-10-2C21H16ClN3OS
2-(4-Chlorophenyl)-N-(2-methyl-3-{[1,3]thiazolo[5,4-B]pyridin-2-YL}phenyl)acetamide chemical structure, C21H16ClN3OS, CAS 863593-82-2
2-(4-Chlorophenyl)-N-(2-methyl-3-{[1,3]thiazolo[5,4-B]pyridin-2-YL}phenyl)acetamide
CAS 863593-82-2C21H16ClN3OS
N-(6-Chlorobenzo[d]thiazol-2-yl)-2-phenyl-N-(pyridin-3-ylmethyl)acetamide chemical structure, C21H16ClN3OS, CAS 895024-07-4
N-(6-Chlorobenzo[d]thiazol-2-yl)-2-phenyl-N-(pyridin-3-ylmethyl)acetamide
CAS 895024-07-4C21H16ClN3OS
2-((1-(4-Chlorophenyl)-1H-imidazol-2-yl)thio)-N-(naphthalen-1-yl)acetamide chemical structure, C21H16ClN3OS, CAS 688337-42-0
2-((1-(4-Chlorophenyl)-1H-imidazol-2-yl)thio)-N-(naphthalen-1-yl)acetamide
CAS 688337-42-0C21H16ClN3OS
4-((5-(3-(2-Chloro-4-methylphenyl)pyridin-4-yl)thiazol-2-yl)amino)phenol chemical structure, C21H16ClN3OS, CAS 1661845-86-8
4-((5-(3-(2-Chloro-4-methylphenyl)pyridin-4-yl)thiazol-2-yl)amino)phenol
CAS 1661845-86-8C21H16ClN3OS
N-(4-Chlorobenzo[d]thiazol-2-yl)-2-phenyl-N-(pyridin-3-ylmethyl)acetamide chemical structure, C21H16ClN3OS, CAS 895017-45-5
N-(4-Chlorobenzo[d]thiazol-2-yl)-2-phenyl-N-(pyridin-3-ylmethyl)acetamide
CAS 895017-45-5C21H16ClN3OS
3-Benzyl-2-[(4-chlorophenyl)methylsulfanyl]pyrido[2,3-d]pyrimidin-4-one chemical structure, C21H16ClN3OS, CAS 902909-86-8
3-Benzyl-2-[(4-chlorophenyl)methylsulfanyl]pyrido[2,3-d]pyrimidin-4-one
CAS 902909-86-8C21H16ClN3OS
1-(4-Chlorophenyl)-3-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]urea chemical structure, C21H16ClN3OS, CAS 304453-49-4
1-(4-Chlorophenyl)-3-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]urea
CAS 304453-49-4C21H16ClN3OS
s-Triazole-2-thiol, 5-(4-biphenoxymethyl)-1-(p-chlorophenyl)- chemical structure, C21H16ClN3OS, CAS 68869-49-8
s-Triazole-2-thiol, 5-(4-biphenoxymethyl)-1-(p-chlorophenyl)-
CAS 68869-49-8C21H16ClN3OS
1-(3-Chlorophenyl)-3-(4-(6-methylbenzo[d]thiazol-2-yl)phenyl)urea chemical structure, C21H16ClN3OS, CAS 288310-18-9
1-(3-Chlorophenyl)-3-(4-(6-methylbenzo[d]thiazol-2-yl)phenyl)urea
CAS 288310-18-9C21H16ClN3OS
7-(3-Chlorophenyl)-2-(3,4-dihydroisoquinolin-2(1H)-yl)thieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C21H16ClN3OS, CAS 1243090-25-6
7-(3-Chlorophenyl)-2-(3,4-dihydroisoquinolin-2(1H)-yl)thieno[3,2-d]pyrimidin-4(3H)-one
CAS 1243090-25-6C21H16ClN3OS
7-Chloro-8-methyl-2-(3-pyridinyl)-N-(2-thienylmethyl)-4-quinolinecarboxamide chemical structure, C21H16ClN3OS, CAS 669705-06-0
7-Chloro-8-methyl-2-(3-pyridinyl)-N-(2-thienylmethyl)-4-quinolinecarboxamide
CAS 669705-06-0C21H16ClN3OS
4-(5-((4-Chlorobenzyl)thio)-4-phenyl-4H-1,2,4-triazol-3-yl)phenol chemical structure, C21H16ClN3OS, CAS 444153-38-2
4-(5-((4-Chlorobenzyl)thio)-4-phenyl-4H-1,2,4-triazol-3-yl)phenol
CAS 444153-38-2C21H16ClN3OS
3-Amino-N-(2-chlorophenyl)-6-methyl-4-phenylthieno[2,3-b]pyridine-2-carboxamide chemical structure, C21H16ClN3OS, CAS 691371-07-0
3-Amino-N-(2-chlorophenyl)-6-methyl-4-phenylthieno[2,3-b]pyridine-2-carboxamide
CAS 691371-07-0C21H16ClN3OS
4-(((6-(2-Chlorophenyl)pyridazin-3-yl)thio)methyl)-5-methyl-2-phenyloxazole chemical structure, C21H16ClN3OS, CAS 1428366-64-6
4-(((6-(2-Chlorophenyl)pyridazin-3-yl)thio)methyl)-5-methyl-2-phenyloxazole
CAS 1428366-64-6C21H16ClN3OS
7-(4-Chlorophenyl)-2-(3,4-dihydroisoquinolin-2(1H)-yl)thieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C21H16ClN3OS, CAS 1226456-05-8
7-(4-Chlorophenyl)-2-(3,4-dihydroisoquinolin-2(1H)-yl)thieno[3,2-d]pyrimidin-4(3H)-one
CAS 1226456-05-8C21H16ClN3OS
6-Chloro-2-(5-methylthiophen-2-yl)-N-(pyridin-2-ylmethyl)quinoline-4-carboxamide chemical structure, C21H16ClN3OS, CAS 588684-02-0
6-Chloro-2-(5-methylthiophen-2-yl)-N-(pyridin-2-ylmethyl)quinoline-4-carboxamide
CAS 588684-02-0C21H16ClN3OS
6-Chloro-2-(5-methylthiophen-2-yl)-N-(pyridin-3-ylmethyl)quinoline-4-carboxamide chemical structure, C21H16ClN3OS, CAS 588685-30-7
6-Chloro-2-(5-methylthiophen-2-yl)-N-(pyridin-3-ylmethyl)quinoline-4-carboxamide
CAS 588685-30-7C21H16ClN3OS
N-(2-(1H-Benzo[d]imidazol-2-yl)phenyl)-2-((4-chlorophenyl)thio)acetamide chemical structure, C21H16ClN3OS, CAS 896018-36-3
N-(2-(1H-Benzo[d]imidazol-2-yl)phenyl)-2-((4-chlorophenyl)thio)acetamide
CAS 896018-36-3C21H16ClN3OS
7-(2-Chlorophenyl)-2-(3,4-dihydroisoquinolin-2(1H)-yl)thieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C21H16ClN3OS, CAS 1242929-70-9
7-(2-Chlorophenyl)-2-(3,4-dihydroisoquinolin-2(1H)-yl)thieno[3,2-d]pyrimidin-4(3H)-one
CAS 1242929-70-9C21H16ClN3OS
6-Chloro-2-(5-methylthiophen-2-yl)-N-(pyridin-4-ylmethyl)quinoline-4-carboxamide chemical structure, C21H16ClN3OS, CAS 588684-03-1
6-Chloro-2-(5-methylthiophen-2-yl)-N-(pyridin-4-ylmethyl)quinoline-4-carboxamide
CAS 588684-03-1C21H16ClN3OS
Phenothiazine, 10-(((o-chlorobenzylidene)hydrazono)acetyl)- chemical structure, C21H16ClN3OS, CAS 66762-11-6
Phenothiazine, 10-(((o-chlorobenzylidene)hydrazono)acetyl)-
CAS 66762-11-6C21H16ClN3OS

Frequently asked questions

What is the molar mass of C21H16ClN3OS?

The molar mass of C21H16ClN3OS is 393.89 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 393.0703 Da.

How many compounds have the formula C21H16ClN3OS?

CompoundList lists 35 compounds with the molecular formula C21H16ClN3OS, including N-[3-(1H-Benzimidazol-2-yl)phenyl]-2-(4-chlorophenyl)sulfanylacetamide, N-[4-(1H-Benzimidazol-2-yl)phenyl]-2-(4-chlorophenyl)sulfanylacetamide, 2-[1-(3-Chlorophenyl)imidazol-2-yl]sulfanyl-N-naphthalen-1-ylacetamide. 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 C21H16ClN3OS?

C21H16ClN3OS 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.