Molecular formula

C₁₂H₉FO₃S

26 compounds have this formula on CompoundList.

Molar mass: 252.26g/mol
Monoisotopic mass: 252.0256Da
Atoms: 26
Elements: 5
Rings plus double bonds: 8

The formula C12H9FO3S describes a molecule made of 12 carbon atoms, 9 hydrogen atoms, 1 fluorine atom, 3 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 × 1257.14%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 93.60%
1.008 × 9 = 9.072 g/mol
F Fluorine × 17.53%
18.998 × 1 = 18.998 g/mol
O Oxygen × 319.03%
15.999 × 3 = 47.997 g/mol
S Sulfur × 112.71%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C12H9FO3S

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

Showing 1 to 26 of 26 compounds

4-Phenoxybenzenesulfonyl fluoride

CAS 1368838-37-2C₁₂H₉FO₃S

2-(((4-Fluorophenyl)thio)methyl)-5-hydroxy-4H-pyran-4-one

CAS 500861-19-8C₁₂H₉FO₃S

3-[(4-Fluorophenyl)methoxy]thiophene-2-carboxylic acid

CAS 303147-78-6C₁₂H₉FO₃S

5-[(4-Fluorophenoxy)methyl]thiophene-2-carboxylic acid

CAS 74556-80-2C₁₂H₉FO₃S

Phenyl 4-fluorobenzenesulfonate

CAS 13656-61-6C₁₂H₉FO₃S

[1,1'-Biphenyl]-4-yl sulfurofluoridate

CAS 51451-35-5C₁₂H₉FO₃S

4-(4-Fluorophenylsulphonyl)phenol

CAS 312-36-7C₁₂H₉FO₃S

1-Fluorosulfonyloxy-3-phenylbenzene

CAS 2148302-71-8C₁₂H₉FO₃S

Methyl 4-(3-fluoro-4-hydroxyphenyl)thiophene-2-carboxylate

CAS 1261918-43-7C₁₂H₉FO₃S

Methyl 4-(4-fluoro-3-hydroxyphenyl)thiophene-2-carboxylate

CAS 1261952-44-6C₁₂H₉FO₃S

Methyl 4-(2-fluoro-4-hydroxyphenyl)thiophene-2-carboxylate

CAS 1261952-48-0C₁₂H₉FO₃S

Phenol, 4-fluoro-, 1-benzenesulfonate

CAS 72358-73-7C₁₂H₉FO₃S

Methyl 4-(3-fluoro-5-hydroxyphenyl)thiophene-2-carboxylate

CAS 1261980-02-2C₁₂H₉FO₃S

4'-Fluoro[1,1'-biphenyl]-4-sulfonic acid

CAS 864061-68-7C₁₂H₉FO₃S

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

CAS 1272956-74-7C₁₂H₉FO₃S

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

CAS 1406816-38-3C₁₂H₉FO₃S

4-((3-Fluorobenzyl)oxy)thiophene-2-carboxylic acid

CAS 1538147-59-9C₁₂H₉FO₃S

3-(2-Fluoro-3-methoxyphenyl)thiophene-2-carboxylic acid

CAS 1510283-64-3C₁₂H₉FO₃S

2-(4-Fluorobenzene-1-sulfonyl)phenol

CAS 64318-03-2C₁₂H₉FO₃S

5-(2-Fluoro-4-methoxyphenyl)thiophene-3-carboxylic acid

CAS 1536716-21-8C₁₂H₉FO₃S

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

CAS 1546430-37-8C₁₂H₉FO₃S

3-(4-Fluorobenzene-1-sulfonyl)phenol

CAS 64318-04-3C₁₂H₉FO₃S

3-Phenoxybenzene-1-sulfonyl fluoride

CAS 2137685-09-5C₁₂H₉FO₃S

2-Phenoxybenzene-1-sulfonyl fluoride

CAS 2228581-64-2C₁₂H₉FO₃S

Frequently asked questions

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What is the molar mass of C12H9FO3S?

The molar mass of C12H9FO3S is 252.26 g/mol, calculated from standard atomic weights for 12 carbon atoms, 9 hydrogen atoms, 1 fluorine atom, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 252.0256 Da.

How many compounds have the formula C12H9FO3S?

CompoundList lists 26 compounds with the molecular formula C12H9FO3S, including 4-Phenoxybenzenesulfonyl fluoride, 2-(((4-Fluorophenyl)thio)methyl)-5-hydroxy-4H-pyran-4-one, 3-[(4-Fluorophenyl)methoxy]thiophene-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 C12H9FO3S?

C12H9FO3S 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.