Molecular formula

C₁₂H₁₈O₂S

122 compounds have this formula on CompoundList.

Molar mass: 226.33g/mol
Monoisotopic mass: 226.1028Da
Atoms: 33
Elements: 4
Rings plus double bonds: 4

The formula C12H18O2S describes a molecule made of 12 carbon atoms, 18 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 × 1263.68%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 188.02%
1.008 × 18 = 18.144 g/mol
O Oxygen × 214.14%
15.999 × 2 = 31.998 g/mol
S Sulfur × 114.16%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C12H18O2S

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

Showing 101 to 122 of 122 compounds

3-(2,6-Dimethoxy-4-methylphenyl)propane-1-thiol

CAS 2228777-64-6C₁₂H₁₈O₂S

3-(3-Ethoxy-2-methoxyphenyl)propane-1-thiol

CAS 2228765-67-9C₁₂H₁₈O₂S

3-(3,5-Dimethoxy-4-methylphenyl)propane-1-thiol

CAS 2228305-25-5C₁₂H₁₈O₂S

3-Methyl-3-(5-propylthiophen-2-yl)butanoic acid

CAS 2228583-20-6C₁₂H₁₈O₂S

2,2-Dimethyl-3-(5-propylthiophen-2-yl)propanoic acid

CAS 2229123-40-2C₁₂H₁₈O₂S

6-{[(3-Methylfuran-2-yl)methyl]sulfanyl}hexan-3-one

CAS 2172168-45-3C₁₂H₁₈O₂S

Ethyl 3-(3-methylbutyl)thiophene-2-carboxylate

CAS 2138135-83-6C₁₂H₁₈O₂S

1-({[(3-Methylfuran-2-yl)methyl]sulfanyl}methyl)cyclopentan-1-ol

CAS 2172432-67-4C₁₂H₁₈O₂S

3-(3-Ethoxy-4-methoxyphenyl)propane-1-thiol

CAS 2228771-34-2C₁₂H₁₈O₂S

2-Methyl-4-(5-propylthiophen-2-yl)butanoic acid

CAS 2228798-79-4C₁₂H₁₈O₂S

2-{[(5-Ethylfuran-2-yl)methyl]sulfanyl}pentan-3-one

CAS 2172258-75-0C₁₂H₁₈O₂S

Ethyl 3-(3-methylbutan-2-yl)thiophene-2-carboxylate

CAS 2138154-39-7C₁₂H₁₈O₂S

Ethyl 3-(pentan-2-yl)thiophene-2-carboxylate

CAS 2137516-62-0C₁₂H₁₈O₂S

3-(2,3,3-Trimethylbutyl)thiophene-2-carboxylic acid

CAS 2138420-25-2C₁₂H₁₈O₂S

1-[(3,3-Dimethoxypropyl)sulfanyl]-2-methylbenzene

CAS 2137771-53-8C₁₂H₁₈O₂S

tert-Butyl 3-(thian-2-yl)prop-2-ynoate

CAS 2137675-41-1C₁₂H₁₈O₂S

(1S,2S)-2-{[(5-Ethylfuran-2-yl)methyl]sulfanyl}cyclopentan-1-ol

CAS 2171196-92-0C₁₂H₁₈O₂S

1-(2-{[(3-Methylfuran-2-yl)methyl]sulfanyl}ethyl)cyclobutan-1-ol

CAS 2172467-07-9C₁₂H₁₈O₂S

3-Methyl-2-(5-propylthiophen-2-yl)butanoic acid

CAS 2228229-55-6C₁₂H₁₈O₂S

2-Ethoxy-5-ethyl-1-methoxy-3-(methylthio)benzene

CAS 2706394-55-8C₁₂H₁₈O₂S

(3,4-Diethoxyphenyl)(ethyl)sulfane

CAS 3031787-98-8C₁₂H₁₈O₂S

Ethyl 2-(5-tert-butylthiophen-2-yl)acetate

CAS 943756-20-5C₁₂H₁₈O₂S

Frequently asked questions

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What is the molar mass of C12H18O2S?

The molar mass of C12H18O2S is 226.33 g/mol, calculated from standard atomic weights for 12 carbon atoms, 18 hydrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 226.1028 Da.

How many compounds have the formula C12H18O2S?

CompoundList lists 122 compounds with the molecular formula C12H18O2S, including 3-(2,6-Dimethoxy-4-methylphenyl)propane-1-thiol, 3-(3-Ethoxy-2-methoxyphenyl)propane-1-thiol, 3-(3,5-Dimethoxy-4-methylphenyl)propane-1-thiol. 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 C12H18O2S?

C12H18O2S has a degree of unsaturation of 4. 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.