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Molecular formula

C18H14O2S

34 compounds have this formula on CompoundList.

Molar mass
294.37g/mol
Monoisotopic mass
294.0715Da
Atoms
35
Elements
4
Rings plus double bonds
12

The formula C18H14O2S describes a molecule made of 18 carbon atoms, 14 hydrogen 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 × 1873.44%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 144.79%
    1.008 × 14 = 14.112 g/mol
  • O Oxygen × 210.87%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 110.89%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H14O2S

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

Showing 1 to 34 of 34 compounds

RefChem:357189 chemical structure, C18H14O2S, CAS 2593-59-1
RefChem:357189
CAS 2593-59-1C18H14O2S
1,1'-Biphenyl, 4-(phenylsulfonyl)- chemical structure, C18H14O2S, CAS 1230-51-9
1,1'-Biphenyl, 4-(phenylsulfonyl)-
CAS 1230-51-9C18H14O2S
Methyl 5-(4-phenylphenyl)thiophene-2-carboxylate chemical structure, C18H14O2S, CAS 37910-12-6
Methyl 5-(4-phenylphenyl)thiophene-2-carboxylate
CAS 37910-12-6C18H14O2S
4'-Methyl[1,1'-biphenyl]-4-yl 2-thiophenecarboxylate chemical structure, C18H14O2S, CAS 332400-42-7
4'-Methyl[1,1'-biphenyl]-4-yl 2-thiophenecarboxylate
CAS 332400-42-7C18H14O2S
3-Benzyl-2-hydroxy-6-phenyl-4H-thiopyran-4-one chemical structure, C18H14O2S, CAS 19436-55-6
3-Benzyl-2-hydroxy-6-phenyl-4H-thiopyran-4-one
CAS 19436-55-6C18H14O2S
1-(6-Methoxy-2-naphthyl)-3-(2-thienyl)prop-2-en-1-one chemical structure, C18H14O2S, CAS 258518-48-8
1-(6-Methoxy-2-naphthyl)-3-(2-thienyl)prop-2-en-1-one
CAS 258518-48-8C18H14O2S
(E)-1-(Thiophen-2-yl)-3-(5-(p-tolyl)furan-2-yl)prop-2-en-1-one chemical structure, C18H14O2S, CAS 301312-56-1
(E)-1-(Thiophen-2-yl)-3-(5-(p-tolyl)furan-2-yl)prop-2-en-1-one
CAS 301312-56-1C18H14O2S
5-[3-(Benzyloxy)phenyl]-2-thiophenecarbaldehyde chemical structure, C18H14O2S, CAS 893741-12-3
5-[3-(Benzyloxy)phenyl]-2-thiophenecarbaldehyde
CAS 893741-12-3C18H14O2S
4-Benzhydrylthiophene-3-carboxylic acid chemical structure, C18H14O2S, CAS 36540-51-9
4-Benzhydrylthiophene-3-carboxylic acid
CAS 36540-51-9C18H14O2S
Benzeneacetic acid, 2-(2-naphthalenylthio)- chemical structure, C18H14O2S, CAS 57536-28-4
Benzeneacetic acid, 2-(2-naphthalenylthio)-
CAS 57536-28-4C18H14O2S
1-[2-(Benzenesulfonyl)ethenyl]naphthalene chemical structure, C18H14O2S, CAS 56361-22-9
1-[2-(Benzenesulfonyl)ethenyl]naphthalene
CAS 56361-22-9C18H14O2S
Diphenyl(thiophen-2-yl)acetic acid chemical structure, C18H14O2S, CAS 5449-99-0
Diphenyl(thiophen-2-yl)acetic acid
CAS 5449-99-0C18H14O2S
Methyl 2,5-diphenylthiophene-3-carboxylate chemical structure, C18H14O2S, CAS 20851-12-1
Methyl 2,5-diphenylthiophene-3-carboxylate
CAS 20851-12-1C18H14O2S
7,9,10-Trimethyl-5H-benzo[c]furo[3,2-g]chromene-5-thione chemical structure, C18H14O2S, CAS 951994-32-4
7,9,10-Trimethyl-5H-benzo[c]furo[3,2-g]chromene-5-thione
CAS 951994-32-4C18H14O2S
5-[4-(Benzyloxy)phenyl]-2-thiophenecarbaldehyde chemical structure, C18H14O2S, CAS 893739-05-4
5-[4-(Benzyloxy)phenyl]-2-thiophenecarbaldehyde
CAS 893739-05-4C18H14O2S
Spiro[tetracyclo[6.6.2.02,7.09,14]hexadeca-2,4,6,9,11,13-hexaene-15,2'-thiete] 1',1'-dioxide chemical structure, C18H14O2S, CAS 16808-53-0
Spiro[tetracyclo[6.6.2.02,7.09,14]hexadeca-2,4,6,9,11,13-hexaene-15,2'-thiete] 1',1'-dioxide
CAS 16808-53-0C18H14O2S
2-Propen-1-one, 3,3'-thiobis[1-phenyl- chemical structure, C18H14O2S, CAS 41009-56-7
2-Propen-1-one, 3,3'-thiobis[1-phenyl-
CAS 41009-56-7C18H14O2S
2-[(E)-2-Phenylethenyl]sulfonylnaphthalene chemical structure, C18H14O2S, CAS 30166-84-8
2-[(E)-2-Phenylethenyl]sulfonylnaphthalene
CAS 30166-84-8C18H14O2S
2-(Benzyloxy)-5-(2-thienyl)benzaldehyde chemical structure, C18H14O2S, CAS 893735-71-2
2-(Benzyloxy)-5-(2-thienyl)benzaldehyde
CAS 893735-71-2C18H14O2S
2-(Benzyloxy)-5-(3-thienyl)benzaldehyde chemical structure, C18H14O2S, CAS 893735-82-5
2-(Benzyloxy)-5-(3-thienyl)benzaldehyde
CAS 893735-82-5C18H14O2S
2-(Benzyloxy)-4-(3-thienyl)benzaldehyde chemical structure, C18H14O2S, CAS 893740-33-5
2-(Benzyloxy)-4-(3-thienyl)benzaldehyde
CAS 893740-33-5C18H14O2S
5-[2-(Benzyloxy)phenyl]-2-thiophenecarbaldehyde chemical structure, C18H14O2S, CAS 893741-16-7
5-[2-(Benzyloxy)phenyl]-2-thiophenecarbaldehyde
CAS 893741-16-7C18H14O2S
5-(2-Methylphenyl)-4-(phenylthio)furan-2-carbaldehyde chemical structure, C18H14O2S, CAS 1138035-98-9
5-(2-Methylphenyl)-4-(phenylthio)furan-2-carbaldehyde
CAS 1138035-98-9C18H14O2S
1-(6-Methoxynaphthalen-2-yl)-3-thiophen-2-ylprop-2-en-1-one chemical structure, C18H14O2S
1-(6-Methoxynaphthalen-2-yl)-3-thiophen-2-ylprop-2-en-1-one
C18H14O2S

Frequently asked questions

What is the molar mass of C18H14O2S?

The molar mass of C18H14O2S is 294.37 g/mol, calculated from standard atomic weights for 18 carbon atoms, 14 hydrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 294.0715 Da.

How many compounds have the formula C18H14O2S?

CompoundList lists 34 compounds with the molecular formula C18H14O2S, including RefChem:357189, 1,1'-Biphenyl, 4-(phenylsulfonyl)-, Methyl 5-(4-phenylphenyl)thiophene-2-carboxylate. 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 C18H14O2S?

C18H14O2S has a degree of unsaturation of 12. 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.