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Molecular formula

C17H18OS

28 compounds have this formula on CompoundList.

Molar mass
270.39g/mol
Monoisotopic mass
270.1078Da
Atoms
37
Elements
4
Rings plus double bonds
9

The formula C17H18OS describes a molecule made of 17 carbon atoms, 18 hydrogen 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 × 1775.52%
    12.011 × 17 = 204.187 g/mol
  • H Hydrogen × 186.71%
    1.008 × 18 = 18.144 g/mol
  • O Oxygen × 15.92%
    15.999 × 1 = 15.999 g/mol
  • S Sulfur × 111.86%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C17H18OS

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

Showing 1 to 28 of 28 compounds

1-(4-Methylphenyl)-3-[(4-methylphenyl)sulfanyl]-1-propanone chemical structure, C17H18OS, CAS 20618-52-4
1-(4-Methylphenyl)-3-[(4-methylphenyl)sulfanyl]-1-propanone
CAS 20618-52-4C17H18OS
3-(2-Methylphenyl)-2'-thiomethylpropiophenone chemical structure, C17H18OS, CAS 898789-34-9
3-(2-Methylphenyl)-2'-thiomethylpropiophenone
CAS 898789-34-9C17H18OS
3-(3-Methylphenyl)-2'-thiomethylpropiophenone chemical structure, C17H18OS, CAS 898790-55-1
3-(3-Methylphenyl)-2'-thiomethylpropiophenone
CAS 898790-55-1C17H18OS
3-(3-Methylphenyl)-4'-thiomethylpropiophenone chemical structure, C17H18OS, CAS 898790-57-3
3-(3-Methylphenyl)-4'-thiomethylpropiophenone
CAS 898790-57-3C17H18OS
3-(4-Methylphenyl)-2'-thiomethylpropiophenone chemical structure, C17H18OS, CAS 898768-65-5
3-(4-Methylphenyl)-2'-thiomethylpropiophenone
CAS 898768-65-5C17H18OS
3'-Methyl-2-(4-thiomethylphenyl)propiophenone chemical structure, C17H18OS, CAS 898780-77-3
3'-Methyl-2-(4-thiomethylphenyl)propiophenone
CAS 898780-77-3C17H18OS
(4-(Butylthio)phenyl)phenylmethanone chemical structure, C17H18OS, CAS 73242-21-4
(4-(Butylthio)phenyl)phenylmethanone
CAS 73242-21-4C17H18OS
3-(2-Methylphenyl)-4'-thiomethylpropiophenone chemical structure, C17H18OS, CAS 898789-36-1
3-(2-Methylphenyl)-4'-thiomethylpropiophenone
CAS 898789-36-1C17H18OS
3-(4-Methylphenyl)-4'-thiomethylpropiophenone chemical structure, C17H18OS, CAS 898768-67-7
3-(4-Methylphenyl)-4'-thiomethylpropiophenone
CAS 898768-67-7C17H18OS
2'-Methyl-2-(4-thiomethylphenyl)propiophenone chemical structure, C17H18OS, CAS 898780-75-1
2'-Methyl-2-(4-thiomethylphenyl)propiophenone
CAS 898780-75-1C17H18OS
4'-Methyl-2-(4-thiomethylphenyl)propiophenone chemical structure, C17H18OS, CAS 898780-79-5
4'-Methyl-2-(4-thiomethylphenyl)propiophenone
CAS 898780-79-5C17H18OS
1-Pentanone, 1-phenyl-2-(phenylthio)- chemical structure, C17H18OS, CAS 59919-12-9
1-Pentanone, 1-phenyl-2-(phenylthio)-
CAS 59919-12-9C17H18OS
3-(4-tert-Butylphenyl)-1-(2-thienyl)-2-propen-1-one chemical structure, C17H18OS, CAS 494762-10-6
3-(4-tert-Butylphenyl)-1-(2-thienyl)-2-propen-1-one
CAS 494762-10-6C17H18OS
3-(Ethylsulfanyl)-1,3-diphenylpropan-1-one chemical structure, C17H18OS, CAS 21205-08-3
3-(Ethylsulfanyl)-1,3-diphenylpropan-1-one
CAS 21205-08-3C17H18OS
Methanone, [4-[(1,1-dimethylethyl)thio]phenyl]phenyl- chemical structure, C17H18OS, CAS 66084-79-5
Methanone, [4-[(1,1-dimethylethyl)thio]phenyl]phenyl-
CAS 66084-79-5C17H18OS
2'-Methyl-3-(2-thiomethylphenyl)propiophenone chemical structure, C17H18OS, CAS 898754-19-3
2'-Methyl-3-(2-thiomethylphenyl)propiophenone
CAS 898754-19-3C17H18OS
3'-Methyl-3-(2-thiomethylphenyl)propiophenone chemical structure, C17H18OS, CAS 898754-21-7
3'-Methyl-3-(2-thiomethylphenyl)propiophenone
CAS 898754-21-7C17H18OS
4'-Methyl-3-(2-thiomethylphenyl)propiophenone chemical structure, C17H18OS, CAS 898754-23-9
4'-Methyl-3-(2-thiomethylphenyl)propiophenone
CAS 898754-23-9C17H18OS
3-Methyl-1-phenyl-2-(phenylsulfanyl)butan-1-one chemical structure, C17H18OS, CAS 63620-78-0
3-Methyl-1-phenyl-2-(phenylsulfanyl)butan-1-one
CAS 63620-78-0C17H18OS
O-(4-tert-Butylphenyl) benzenecarbothioate chemical structure, C17H18OS, CAS 13522-39-9
O-(4-tert-Butylphenyl) benzenecarbothioate
CAS 13522-39-9C17H18OS
1-Propanethione, 2,2-dimethyl-1-(4-phenoxyphenyl)- chemical structure, C17H18OS, CAS 261736-83-8
1-Propanethione, 2,2-dimethyl-1-(4-phenoxyphenyl)-
CAS 261736-83-8C17H18OS
Benzene, 1-(3-butenyl)-2-[(S)-(4-methylphenyl)sulfinyl]- chemical structure, C17H18OS, CAS 835626-67-0
Benzene, 1-(3-butenyl)-2-[(S)-(4-methylphenyl)sulfinyl]-
CAS 835626-67-0C17H18OS
2-Methyl-3-{2-[2-(phenylsulfanyl)ethenyl]cyclopropyl}cyclopent-2-en-1-one chemical structure, C17H18OS, CAS 61914-44-1
2-Methyl-3-{2-[2-(phenylsulfanyl)ethenyl]cyclopropyl}cyclopent-2-en-1-one
CAS 61914-44-1C17H18OS
3-[(4-Ethylphenyl)thio]-1-phenyl-1-propanone chemical structure, C17H18OS, CAS 34648-18-5
3-[(4-Ethylphenyl)thio]-1-phenyl-1-propanone
CAS 34648-18-5C17H18OS

Frequently asked questions

What is the molar mass of C17H18OS?

The molar mass of C17H18OS is 270.39 g/mol, calculated from standard atomic weights for 17 carbon atoms, 18 hydrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 270.1078 Da.

How many compounds have the formula C17H18OS?

CompoundList lists 28 compounds with the molecular formula C17H18OS, including 1-(4-Methylphenyl)-3-[(4-methylphenyl)sulfanyl]-1-propanone, 3-(2-Methylphenyl)-2'-thiomethylpropiophenone, 3-(3-Methylphenyl)-2'-thiomethylpropiophenone. 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 C17H18OS?

C17H18OS has a degree of unsaturation of 9. 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.