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Molecular formula

C18H11ClN2O2S

17 compounds have this formula on CompoundList.

Molar mass
354.81g/mol
Monoisotopic mass
354.0230Da
Atoms
35
Elements
6
Rings plus double bonds
14

The formula C18H11ClN2O2S describes a molecule made of 18 carbon atoms, 11 hydrogen atoms, 1 chlorine atom, 2 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 × 1860.93%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 113.13%
    1.008 × 11 = 11.088 g/mol
  • Cl Chlorine × 19.99%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 27.90%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 29.02%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 19.04%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H11ClN2O2S

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

Showing 1 to 17 of 17 compounds

2-[5-(4-Chloro-benzyl)-thiazol-2-yl]-isoindole-1,3-dione chemical structure, C18H11ClN2O2S, CAS 300819-48-1
2-[5-(4-Chloro-benzyl)-thiazol-2-yl]-isoindole-1,3-dione
CAS 300819-48-1C18H11ClN2O2S
2'-Chloro-1-hydroxy-2-naphthanilide-4'-isothiocyanate chemical structure, C18H11ClN2O2S, CAS 67728-25-0
2'-Chloro-1-hydroxy-2-naphthanilide-4'-isothiocyanate
CAS 67728-25-0C18H11ClN2O2S
2-(Benzofuro[3,2-d]pyrimidin-4-ylthio)-1-(4-chlorophenyl)ethanone chemical structure, C18H11ClN2O2S, CAS 845648-12-6
2-(Benzofuro[3,2-d]pyrimidin-4-ylthio)-1-(4-chlorophenyl)ethanone
CAS 845648-12-6C18H11ClN2O2S
N-[2-(1,3-Benzoxazol-2-yl)phenyl]-5-chlorothiophene-2-carboxamide chemical structure, C18H11ClN2O2S, CAS 477500-52-0
N-[2-(1,3-Benzoxazol-2-yl)phenyl]-5-chlorothiophene-2-carboxamide
CAS 477500-52-0C18H11ClN2O2S
N-[4-(1,3-Benzoxazol-2-yl)phenyl]-5-chlorothiophene-2-carboxamide chemical structure, C18H11ClN2O2S, CAS 477503-79-0
N-[4-(1,3-Benzoxazol-2-yl)phenyl]-5-chlorothiophene-2-carboxamide
CAS 477503-79-0C18H11ClN2O2S
3-(3-Chlorophenyl)-6-phenylthieno[2,3-d]pyrimidine-2,4(1H,3H)-dione chemical structure, C18H11ClN2O2S, CAS 380455-17-4
3-(3-Chlorophenyl)-6-phenylthieno[2,3-d]pyrimidine-2,4(1H,3H)-dione
CAS 380455-17-4C18H11ClN2O2S
3-(3-Chlorophenyl)-5-phenylthieno[2,3-d]pyrimidine-2,4(1H,3H)-dione chemical structure, C18H11ClN2O2S, CAS 380452-95-9
3-(3-Chlorophenyl)-5-phenylthieno[2,3-d]pyrimidine-2,4(1H,3H)-dione
CAS 380452-95-9C18H11ClN2O2S
2H-1-Benzopyran-2-one, 3-[2-[(2-chlorophenyl)amino]-4-thiazolyl]- chemical structure, C18H11ClN2O2S, CAS 97268-08-1
2H-1-Benzopyran-2-one, 3-[2-[(2-chlorophenyl)amino]-4-thiazolyl]-
CAS 97268-08-1C18H11ClN2O2S
2-{[2-(2-Chlorophenyl)-1,3-thiazol-4-yl]methyl}-1H-isoindole-1,3(2H)-dione chemical structure, C18H11ClN2O2S, CAS 1010562-88-5
2-{[2-(2-Chlorophenyl)-1,3-thiazol-4-yl]methyl}-1H-isoindole-1,3(2H)-dione
CAS 1010562-88-5C18H11ClN2O2S
(E)-2-(Benzo[d]thiazol-2-yl)-3-(6-chloro-4H-benzo[d][1,3]dioxin-8-yl)acrylonitrile chemical structure, C18H11ClN2O2S, CAS 385382-17-2
(E)-2-(Benzo[d]thiazol-2-yl)-3-(6-chloro-4H-benzo[d][1,3]dioxin-8-yl)acrylonitrile
CAS 385382-17-2C18H11ClN2O2S
3-Anilino-2-chloro-1H-phenothiazine-1,4(10H)-dione chemical structure, C18H11ClN2O2S, CAS 6486-67-5
3-Anilino-2-chloro-1H-phenothiazine-1,4(10H)-dione
CAS 6486-67-5C18H11ClN2O2S
2-{[4-(4-Chlorophenyl)-1,3-thiazol-2-yl]methyl}-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C18H11ClN2O2S, CAS 1193389-24-0
2-{[4-(4-Chlorophenyl)-1,3-thiazol-2-yl]methyl}-2,3-dihydro-1H-isoindole-1,3-dione
CAS 1193389-24-0C18H11ClN2O2S
4-Chloro-1,3-diphenyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid chemical structure, C18H11ClN2O2S, CAS 377766-08-0
4-Chloro-1,3-diphenyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid
CAS 377766-08-0C18H11ClN2O2S
3-(2-(3-Chlorophenyl)thiazol-5-yl)indolizine-1-carboxylic acid chemical structure, C18H11ClN2O2S, CAS 2177263-71-5
3-(2-(3-Chlorophenyl)thiazol-5-yl)indolizine-1-carboxylic acid
CAS 2177263-71-5C18H11ClN2O2S
N-[3-(5-Chloro-1,3-benzoxazol-2-yl)phenyl]thiophene-2-carboxamide chemical structure, C18H11ClN2O2S, CAS 428449-78-9
N-[3-(5-Chloro-1,3-benzoxazol-2-yl)phenyl]thiophene-2-carboxamide
CAS 428449-78-9C18H11ClN2O2S
1-(4-Chlorophenyl)-3-phenylthieno[2,3-c]pyrazole-5-carboxylic acid chemical structure, C18H11ClN2O2S, CAS 2377034-50-7
1-(4-Chlorophenyl)-3-phenylthieno[2,3-c]pyrazole-5-carboxylic acid
CAS 2377034-50-7C18H11ClN2O2S
N-[2-(4-Chlorophenyl)-1,3-benzoxazol-5-yl]thiophene-2-carboxamide chemical structure, C18H11ClN2O2S, CAS 900756-57-2
N-[2-(4-Chlorophenyl)-1,3-benzoxazol-5-yl]thiophene-2-carboxamide
CAS 900756-57-2C18H11ClN2O2S

Frequently asked questions

What is the molar mass of C18H11ClN2O2S?

The molar mass of C18H11ClN2O2S is 354.81 g/mol, calculated from standard atomic weights for 18 carbon atoms, 11 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 354.0230 Da.

How many compounds have the formula C18H11ClN2O2S?

CompoundList lists 17 compounds with the molecular formula C18H11ClN2O2S, including 2-[5-(4-Chloro-benzyl)-thiazol-2-yl]-isoindole-1,3-dione, 2'-Chloro-1-hydroxy-2-naphthanilide-4'-isothiocyanate, 2-(Benzofuro[3,2-d]pyrimidin-4-ylthio)-1-(4-chlorophenyl)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 C18H11ClN2O2S?

C18H11ClN2O2S 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.