Molecular formula

C₁₂H₉FO₂S

35 compounds have this formula on CompoundList.

Molar mass: 236.26g/mol
Monoisotopic mass: 236.0307Da
Atoms: 25
Elements: 5
Rings plus double bonds: 8

The formula C12H9FO2S describes a molecule made of 12 carbon atoms, 9 hydrogen atoms, 1 fluorine atom, 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 × 1261.01%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 93.84%
1.008 × 9 = 9.072 g/mol
F Fluorine × 18.04%
18.998 × 1 = 18.998 g/mol
O Oxygen × 213.54%
15.999 × 2 = 31.998 g/mol
S Sulfur × 113.57%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C12H9FO2S

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

Showing 1 to 35 of 35 compounds

1-Fluoro-4-(phenylsulphonyl)benzene

CAS 312-31-2C₁₂H₉FO₂S

4-(4-Fluorophenyl)-5-methylthiophene-2-carboxylic acid

CAS 1267218-61-0C₁₂H₉FO₂S

5-(4-Fluorophenyl)-4-methylthiophene-2-carboxylic acid

CAS 893742-20-6C₁₂H₉FO₂S

[1,1'-Biphenyl]-4-sulfonyl fluoride

CAS 325-04-2C₁₂H₉FO₂S

3-Fluoro-4-(5-methylthiophen-2-yl)benzoic acid

CAS 1349847-02-4C₁₂H₉FO₂S

Methyl 5-(4-fluorophenyl)thiophene-2-carboxylate

CAS 333793-04-7C₁₂H₉FO₂S

Benzene, 1-fluoro-3-(phenylsulfonyl)-

CAS 40154-94-7C₁₂H₉FO₂S

2-Phenylbenzene-1-sulfonyl fluoride

CAS 317-53-3C₁₂H₉FO₂S

Methyl 2-fluoro-5-(thiophen-3-yl)benzoate

CAS 1820674-19-8C₁₂H₉FO₂S

Methyl 2-fluoro-5-(thiophen-2-yl)benzoate

CAS 1820716-85-5C₁₂H₉FO₂S

3-Phenylbenzene-1-sulfonyl fluoride

CAS 1955520-79-2C₁₂H₉FO₂S

Methyl 5-(3-fluorophenyl)thiophene-2-carboxylate

CAS 1024448-91-6C₁₂H₉FO₂S

Methyl 4-(4-fluorophenyl)thiophene-2-carboxylate

CAS 848483-64-7C₁₂H₉FO₂S

2-Fluoro-5-methyl-4-(3-thienyl)benzoic acid

CAS 1192547-91-3C₁₂H₉FO₂S

Methyl 5-(2-fluorophenyl)-2-thiophenecarboxylate

CAS 1897011-00-5C₁₂H₉FO₂S

5-(2-Fluoro-5-methylphenyl)-2-thiophenecarboxylic acid

CAS 1094440-67-1C₁₂H₉FO₂S

4-(2-Fluorophenyl)-2-thiopheneacetic acid

CAS 1214336-42-1C₁₂H₉FO₂S

3-Fluoro-4-(2-methylthiophen-3-yl)benzoic acid

CAS 1597188-21-0C₁₂H₉FO₂S

5-(2-Fluoro-5-methylphenyl)thiophene-3-carboxylic acid

CAS 1499094-12-0C₁₂H₉FO₂S

4-(2-Fluoro-4-methoxyphenyl)thiophene-2-carbaldehyde

CAS 2167128-22-3C₁₂H₉FO₂S

4-(3-Fluoro-4-methoxyphenyl)thiophene-2-carbaldehyde

CAS 2168231-83-0C₁₂H₉FO₂S

4-Fluoro-3-(methylthio)-1-naphthoic acid

CAS 2807455-60-1C₁₂H₉FO₂S

3-(2-Fluoro-4-methylphenyl)thiophene-2-carboxylic acid

CAS 2148133-89-3C₁₂H₉FO₂S

1,2-Dihydroacenaphthylene-5-sulfonyl fluoride

CAS 342802-71-5C₁₂H₉FO₂S

Frequently asked questions

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What is the molar mass of C12H9FO2S?

The molar mass of C12H9FO2S is 236.26 g/mol, calculated from standard atomic weights for 12 carbon atoms, 9 hydrogen atoms, 1 fluorine atom, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 236.0307 Da.

How many compounds have the formula C12H9FO2S?

CompoundList lists 35 compounds with the molecular formula C12H9FO2S, including 1-Fluoro-4-(phenylsulphonyl)benzene, 4-(4-Fluorophenyl)-5-methylthiophene-2-carboxylic acid, 5-(4-Fluorophenyl)-4-methylthiophene-2-carboxylic acid. 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 C12H9FO2S?

C12H9FO2S has a degree of unsaturation of 8. 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.